1: | vDisp | - | Swept volume flow | [m³/s] | |
2: | rwLoss | - | Relative heat loss | [-] | |
3: | rmRfrMn | - | Minimum part load | [-] | |
4: | rEffVol | - | Volumetric efficiency | [-] | function of Pressure ratio and Discharge dew-point temperature |
5: | rEffIsen | - | Isentropic efficiency | [-] | function of Pressure ratio and Discharge dew-point temperature |
6: | rwIn | - | Relative shaft power at partial load | [-] | function of Relative load and Pressure ratio |
7: | Number of capacity steps |
1: | Suction port |
2: | Discharge port |
3: | Shaft axis |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | rmRfr | - | Relative load | [-] |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | hRfrIN | - | Specific enthalpy suction port | [J/kg] |
4: | hRfrOUT | - | Specific enthalpy discharge port | [J/kg] |
5: | wIN | - | Shaft power | [W] |
6: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | rmRfr | - | Relative load | [-] | controllable parameter |
2: | qRfr | - | Heat to refrigerant | [W] | |
3: | vRfrMx | - | Volume flow rate at full capacity | [m³/s] | |
4: | tRfrIN | - | Suction temperature | [°C] | |
5: | tRfrOUT | - | Discharge temperature | [°C] | |
6: | pRfrIN | - | Suction pressure | [N/m²] | |
7: | pRfrOUT | - | Discharge pressure | [N/m²] | |
8: | rpOutIn | - | Pressure ratio | [-] |
See also:
1: | vDisp | - | Swept volume flow | [m³/s] | |
2: | rmRfrMn | - | Minimum part load | [-] | |
3: | rEffVol | - | Volumetric efficiency | [-] | function of Pressure ratio and Discharge dew-point temperature |
4: | rEffIsen | - | Isentropic efficiency | [-] | function of Pressure ratio and Discharge dew-point temperature |
5: | rwIn | - | Relative shaft power at partial load | [-] | function of Relative load and Pressure ratio |
6: | rwLoss | - | Relative heat loss | [-] | function of Relative load and Pressure ratio |
7: | Number of capacity steps |
1: | Suction port |
2: | Discharge port |
3: | Shaft axis |
4: | Secondary fluid inlet |
5: | Secondary fluid outlet |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | tSecAv | - | Mean secondary fluid temperature | [°C] |
4: | rmRfr | - | Relative load | [-] |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
4: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
5: | hRfrIN | - | Specific enthalpy suction port | [J/kg] |
6: | hRfrOUT | - | Specific enthalpy discharge port | [J/kg] |
7: | wIN | - | Shaft power | [W] |
8: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
9: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | rmRfr | - | Relative load | [-] | controllable parameter |
3: | qRfr | - | Heat to refrigerant | [W] | |
4: | vRfrMx | - | Volume flow rate at full capacity | [m³/s] | |
5: | tRfrIN | - | Suction temperature | [°C] | |
6: | tRfrOUT | - | Discharge temperature | [°C] | |
7: | pRfrIN | - | Suction pressure | [N/m²] | |
8: | pRfrOUT | - | Discharge pressure | [N/m²] | |
9: | rpOutIn | - | Pressure ratio | [-] | |
10: | qSec | - | Heat to secondary fluid | [W] | |
11: | tSecAv | - | Mean secondary fluid temperature | [°C] |
See also:
1: | volDisp | - | Displacement volume | [m³] | |
2: | nRotMn | - | Lower rotational speed | [Hz] | |
3: | nRotMx | - | Upper rotational speed | [Hz] | |
4: | rEffVol | - | Volumetric efficiency | [-] | function of Pressure ratio and Rotational speed |
5: | rEffIsen | - | Isentropic efficiency | [-] | function of Pressure ratio and Rotational speed |
6: | rwLoss | - | Relative heat loss | [-] | function of Pressure ratio and Rotational speed |
7: | Number of speed steps |
1: | Suction port |
2: | Discharge port |
3: | Shaft axis |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | nRot | - | Rotational speed | [Hz] |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | hRfrIN | - | Specific enthalpy suction port | [J/kg] |
4: | hRfrOUT | - | Specific enthalpy discharge port | [J/kg] |
5: | wIN | - | Shaft power | [W] |
6: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | nRot | - | Rotational speed | [Hz] | controllable parameter |
2: | qRfr | - | Heat to refrigerant | [W] | |
3: | tRfrIN | - | Suction temperature | [°C] | |
4: | tRfrOUT | - | Discharge temperature | [°C] | |
5: | pRfrIN | - | Suction pressure | [N/m²] | |
6: | pRfrOUT | - | Discharge pressure | [N/m²] | |
7: | rpOutIn | - | Pressure ratio | [-] |
See also:
1: | volDisp | - | Displacement volume | [m³] | |
2: | nRotMn | - | Lower rotational speed | [Hz] | |
3: | nRotMx | - | Upper rotational speed | [Hz] | |
4: | rEffVol | - | Volumetric efficiency | [-] | function of Pressure ratio and Rotational speed |
5: | rEffIsen | - | Isentropic efficiency | [-] | function of Pressure ratio and Rotational speed |
6: | rwLoss | - | Relative heat loss | [-] | function of Pressure ratio and Rotational speed |
7: | Number of speed steps |
1: | Suction port |
2: | Discharge port |
3: | Shaft axis |
4: | Secondary fluid inlet |
5: | Secondary fluid outlet |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | tSecAv | - | Mean secondary fluid temperature | [°C] |
4: | nRot | - | Rotational speed | [Hz] |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
4: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
5: | hRfrIN | - | Specific enthalpy suction port | [J/kg] |
6: | hRfrOUT | - | Specific enthalpy discharge port | [J/kg] |
7: | wIN | - | Shaft power | [W] |
8: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
9: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | nRot | - | Rotational speed | [Hz] | controllable parameter |
3: | qRfr | - | Heat to refrigerant | [W] | |
4: | tRfrIN | - | Suction temperature | [°C] | |
5: | tRfrOUT | - | Discharge temperature | [°C] | |
6: | pRfrIN | - | Suction pressure | [N/m²] | |
7: | pRfrOUT | - | Discharge pressure | [N/m²] | |
8: | rpOutIn | - | Pressure ratio | [-] | |
9: | qSec | - | Heat to secondary fluid | [W] | |
10: | tSecAv | - | Mean secondary fluid temperature | [°C] |
See also:
1: | vDispMx | - | Maximum swept volume flow | [m³/s] | |
2: | rwLoss | - | Relative heat loss | [-] | |
3: | rmRfrMn | - | Minimum part load | [-] | |
4: | rEffVol | - | Volumetric efficiency | [-] | function of Pressure ratio and Discharge dew-point temperature |
5: | rEffIsen | - | Isentropic efficiency | [-] | function of Pressure ratio and Discharge dew-point temperature |
6: | rwIn | - | Relative shaft power at partial load | [-] | function of Relative load and Pressure ratio |
7: | Number of capacity steps |
1: | Suction port |
2: | Discharge port |
3: | Shaft axis |
4: | Oil inlet |
5: | Oil outlet |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | tOilAv | - | Oil mean temperature | [°C] |
4: | rmRfr | - | Relative load | [-] |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | tOilIn | - | Inlet oil temperature | [°C] |
4: | tOilOut | - | Outlet oil temperature | [°C] |
5: | hRfrIN | - | Specific enthalpy suction port | [J/kg] |
6: | hRfrOUT | - | Specific enthalpy discharge port | [J/kg] |
7: | wIN | - | Shaft power | [W] |
8: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
9: | mOil | - | Oil mass flow rate | [kg/s] |
1: | cpOil | - | Oil specific heat capacity | [J/kgK] | fluid parameter function of Oil mean temperature |
2: | rmRfr | - | Relative load | [-] | controllable parameter |
3: | qRfr | - | Heat to refrigerant | [W] | |
4: | vRfrIN | - | Volume flow rate suction port | [m³/s] | |
5: | tRfrIN | - | Suction temperature | [°C] | |
6: | tRfrOUT | - | Discharge temperature | [°C] | |
7: | pRfrIN | - | Suction pressure | [N/m²] | |
8: | pRfrOUT | - | Discharge pressure | [N/m²] | |
9: | rpOutIn | - | Pressure ratio | [-] | |
10: | qOil | - | Oil cooling | [W] | |
11: | tOilAv | - | Oil mean temperature | [°C] |
See also:
1: | vDispMx | - | Maximum swept volume flow | [m³/s] | |
2: | rwLoss | - | Relative heat loss | [-] | |
3: | rmRfrMn | - | Minimum part load | [-] | |
4: | rPoly | - | Polytropic coefficient | [-] | |
5: | rVolEco | - | Volume ratio economiser/suction port | [-] | |
6: | rEffVol | - | Volumetric efficiency | [-] | function of Pressure ratio and Discharge dew-point temperature |
7: | rEffIsen | - | Isentropic efficiency | [-] | function of Pressure ratio and Discharge dew-point temperature |
8: | rwIn | - | Relative shaft power at partial load | [-] | function of Relative load and Pressure ratio |
9: | Number of capacity steps |
1: | Suction port |
2: | Discharge port |
3: | Economiser port |
4: | Shaft axis |
5: | Oil inlet |
6: | Oil outlet |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPEco | - | Economiser port dew-point temperature | [°C] |
3: | tDPOUT | - | Discharge dew-point temperature | [°C] |
4: | tOilAv | - | Oil mean temperature | [°C] |
5: | rmRfr | - | Relative load | [-] |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPEco | - | Economiser port dew-point temperature | [°C] |
3: | tDPOUT | - | Discharge dew-point temperature | [°C] |
4: | tOilIn | - | Inlet oil temperature | [°C] |
5: | tOilOut | - | Outlet oil temperature | [°C] |
6: | hRfrIN | - | Specific enthalpy suction port | [J/kg] |
7: | hRfrEco | - | Specific enthalpy economiser port | [J/kg] |
8: | hRfrOUT | - | Specific enthalpy discharge port | [J/kg] |
9: | wIN | - | Shaft power | [W] |
10: | mRfrIn | - | Inlet mass flow rate | [kg/s] |
11: | mRfrEco | - | Mass flow rate economiser port | [kg/s] |
12: | mRfrOut | - | Outlet refrigerant mass flow rate | [kg/s] |
13: | mOil | - | Oil mass flow rate | [kg/s] |
1: | cpOil | - | Oil specific heat capacity | [J/kgK] | fluid parameter function of Oil mean temperature |
2: | rmRfr | - | Relative load | [-] | controllable parameter |
3: | qRfr | - | Heat to refrigerant | [W] | |
4: | vRfrIN | - | Volume flow rate suction port | [m³/s] | |
5: | tRfrIN | - | Suction temperature | [°C] | |
6: | tRfrEco | - | Economiser port temperature | [°C] | |
7: | tRfrOUT | - | Discharge temperature | [°C] | |
8: | pRfrIN | - | Suction pressure | [N/m²] | |
9: | pRfrEco | - | Economiser port pressure | [N/m²] | |
10: | pRfrOUT | - | Discharge pressure | [N/m²] | |
11: | pEcoInt | - | Pressure before economiser filling | [N/m²] | |
12: | rpOutIn | - | Pressure ratio | [-] | |
13: | qOil | - | Oil cooling | [W] | |
14: | tOilAv | - | Oil mean temperature | [°C] |
See also:
1: | rpNom | - | Nominal pressure ratio | [-] | |
2: | vRfrNom | - | Nominal volume flow | [m³/s] | |
3: | rEffNom | - | Nominal compressor efficiency | [-] | |
4: | angPreMn | - | Minimum prerotation angle | [radians] | |
5: | rvRfr | - | Relative volume flow | [-] | function of Relative pressure ratio and Prerotation vane angle |
6: | rrEff | - | Relative compressor efficiency | [-] | function of Relative pressure ratio and Prerotation vane angle |
7: | rvRfrMn | - | Minimum relative volume flow | [-] | function of Relative pressure ratio |
8: | rvRfrMx | - | Maximum relative volume flow | [-] | function of Relative pressure ratio |
9: | Prerotation angle steps |
1: | Suction port |
2: | Discharge port |
3: | Shaft axis |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | angPre | - | Prerotation vane angle | [radians] |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | hRfrIN | - | Specific enthalpy suction port | [J/kg] |
4: | hRfrOUT | - | Specific enthalpy discharge port | [J/kg] |
5: | wIN | - | Shaft power | [W] |
6: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | angPre | - | Prerotation vane angle | [radians] | controllable parameter |
2: | qRfr | - | Heat to refrigerant | [W] | |
3: | vRfr | - | Volume flow rate | [m³/s] | |
4: | tRfrIN | - | Suction temperature | [°C] | |
5: | tRfrOUT | - | Discharge temperature | [°C] | |
6: | pRfrIN | - | Suction pressure | [N/m²] | |
7: | pRfrOUT | - | Discharge pressure | [N/m²] | |
8: | rpOutIn | - | Pressure ratio | [-] | |
9: | rrpOutIn | - | Relative pressure ratio | [-] | |
10: | rEff | - | Efficiency | [-] | |
11: | densIn | - | Inlet density | [kg/m³] |
See also:
1: | rpNom | - | Nominal pressure ratio | [-] | |
2: | vRfrNom | - | Nominal volume flow | [m³/s] | |
3: | rEffNom | - | Nominal compressor efficiency | [-] | |
4: | angPreMn | - | Minimum prerotation angle | [radians] | |
5: | rvRfr | - | Relative volume flow | [-] | function of Relative pressure ratio and Prerotation vane angle |
6: | rrEff | - | Relative compressor efficiency | [-] | function of Relative pressure ratio and Prerotation vane angle |
7: | rvRfrMn | - | Minimum relative volume flow | [-] | function of Relative pressure ratio |
8: | rvRfrMx | - | Maximum relative volume flow | [-] | function of Relative pressure ratio |
9: | rwLoss | - | Relative heat loss | [-] | function of Prerotation vane angle and Relative pressure ratio |
10: | Prerotation angle steps |
1: | Suction port |
2: | Discharge port |
3: | Shaft axis |
4: | Secondary fluid inlet |
5: | Secondary fluid outlet |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | tSecAv | - | Mean secondary fluid temperature | [°C] |
4: | angPre | - | Prerotation vane angle | [radians] |
1: | tDPIN | - | Suction dew-point temperature | [°C] |
2: | tDPOUT | - | Discharge dew-point temperature | [°C] |
3: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
4: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
5: | hRfrIN | - | Specific enthalpy suction port | [J/kg] |
6: | hRfrOUT | - | Specific enthalpy discharge port | [J/kg] |
7: | wIN | - | Shaft power | [W] |
8: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
9: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | angPre | - | Prerotation vane angle | [radians] | controllable parameter |
3: | qRfr | - | Heat to refrigerant | [W] | |
4: | vRfr | - | Volume flow rate | [m³/s] | |
5: | tRfrIN | - | Suction temperature | [°C] | |
6: | tRfrOUT | - | Discharge temperature | [°C] | |
7: | pRfrIN | - | Suction pressure | [N/m²] | |
8: | pRfrOUT | - | Discharge pressure | [N/m²] | |
9: | rpOutIn | - | Pressure ratio | [-] | |
10: | rrpOutIn | - | Relative pressure ratio | [-] | |
11: | rEff | - | Efficiency | [-] | |
12: | densIn | - | Inlet density | [kg/m³] | |
13: | tSecAv | - | Mean secondary fluid temperature | [°C] |
See also:
1: | Inlet |
2: | Outlet |
1: | mSec+ | - | Mass flow rate in on state | [kg/s] |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | mSec+ | - | Mass flow rate in on state | [kg/s] | controllable parameter |
1: | rwSec | - | Power fraction heating fluid | [-] | |
2: | wIn+ | - | Required input power | [W] | function of Mass flow rate in on state and Mean secondary fluid temperature |
1: | Inlet |
2: | Outlet |
1: | mSec+ | - | Mass flow rate in on state | [kg/s] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | mSec+ | - | Mass flow rate in on state | [kg/s] | controllable parameter |
3: | qSec | - | Heat to secondary fluid | [W] | |
4: | wInPmp | - | Power to pump motor | [W] | |
5: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | rwSec | - | Power fraction heating fluid | [-] | |
2: | nRotMn | - | Lower rotational speed | [Hz] | |
3: | nRotMx | - | Upper rotational speed | [Hz] | |
4: | dpSec+ | - | Secondary fluid pressure increase | [N/m²] | function of Volume flow rate and Rotational speed |
5: | rEff | - | Efficiency | [-] | function of Volume flow rate and Rotational speed |
6: | Number of capacity steps |
1: | Inlet |
2: | Outlet |
1: | tSecAv | - | Mean secondary fluid temperature | [°C] |
2: | nRot | - | Rotational speed | [Hz] |
3: | vSec | - | Volume flow rate | [m³/s] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | pSecIn | - | Inlet secondary fluid pressure | [N/m²] |
4: | pSecOut | - | Outlet secondary fluid pressure | [N/m²] |
5: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | densSec | - | Secondary fluid density | [kg/m³] | fluid parameter function of Mean secondary fluid temperature |
3: | nRot | - | Rotational speed | [Hz] | controllable parameter |
4: | q | - | Performance | [W] | |
5: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
6: | vSec | - | Volume flow rate | [m³/s] | |
7: | wInPmp | - | Power to pump motor | [W] |
1: | Inlet |
2: | Outlet |
1: | mRfr+ | - | Mass flow rate in on state | [kg/s] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfr | - | Specific enthalpy | [J/kg] |
3: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | mRfr+ | - | Mass flow rate in on state | [kg/s] | controllable parameter |
2: | pRfr | - | Refrigerant pressure | [N/m²] |
See also:
1: | rwRfr | - | Power fraction heating fluid | [-] | |
2: | nRotMn | - | Lower rotational speed | [Hz] | |
3: | nRotMx | - | Upper rotational speed | [Hz] | |
4: | dpRfr+ | - | Pressure increase | [N/m²] | function of Volume flow rate and Rotational speed |
5: | rEff | - | Efficiency | [-] | function of Volume flow rate and Rotational speed |
6: | Number of capacity steps |
1: | Inlet |
2: | Outlet |
1: | tDPAv | - | Mean dew-point temperature | [°C] |
2: | nRot | - | Rotational speed | [Hz] |
3: | vRfr | - | Volume flow rate | [m³/s] |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
4: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
5: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | nRot | - | Rotational speed | [Hz] | controllable parameter |
2: | densRfr | - | Refrigerant density | [kg/m³] | |
3: | pRfrIn | - | Inlet refrigerant pressure | [N/m²] | |
4: | pRfrOut | - | Outlet refrigerant pressure | [N/m²] | |
5: | qRfr | - | Heat to refrigerant | [W] | |
6: | tDPAv | - | Mean dew-point temperature | [°C] | |
7: | vRfr | - | Volume flow rate | [m³/s] | |
8: | wInPmp | - | Power to pump motor | [W] |
See also:
1: | wNom | - | Nominal shaft power | [W] | |
2: | rEff | - | Efficiency | [-] | function of Relative load |
1: | Power input |
2: | Power output |
1: | wIn | - | Input power | [W] |
2: | wOUT | - | Shaft power | [W] |
1: | rw | - | Relative load | [-] |
1: | wNom | - | Nominal shaft power | [W] | |
2: | rEff | - | Efficiency | [-] | function of Relative load |
3: | rwLossS | - | Relative heat loss to fluid | [-] | function of Relative load |
1: | Power input |
2: | Power output |
3: | Secondary fluid inlet |
4: | Secondary fluid outlet |
1: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | wIn | - | Input power | [W] |
4: | wOUT | - | Shaft power | [W] |
5: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | rw | - | Relative load | [-] | |
3: | qSec | - | Heat to secondary fluid | [W] | |
4: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | wNom | - | Nominal shaft power | [W] | |
2: | rEff | - | Efficiency | [-] | function of Relative load |
1: | Power input |
2: | Power output |
3: | Refrigerant inlet |
4: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
3: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
4: | wIn | - | Input power | [W] |
5: | wOUT | - | Shaft power | [W] |
6: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | rwOut | - | Relative load | [-] |
2: | qRfr | - | Heat to refrigerant | [W] |
3: | tRfrIn | - | Inlet refrigerant temperature | [°C] |
4: | tRfrOut | - | Outlet refrigerant temperature | [°C] |
5: | pRfr | - | Refrigerant pressure | [N/m²] |
See also:
1: | lCbl | - | [lCbl] | [m] | |
2: | dwdl_ | - | [dwdl_] | [W/m] | function of [UCbl] |
1: | Power input |
2: | Power output |
1: | UCbl | - | [UCbl] | [V] |
1: | wIn | - | Input power | [W] |
2: | wOut | - | Output power | [W] |
1: | UCbl | - | [UCbl] | [V] | controllable parameter |
2: | dw_ | - | [dw_] | [W] |
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Mass flow rate heat donor and Mass flow rate heat receptor |
1: | Heat donor inlet |
2: | Heat donor outlet |
3: | Heat receptor inlet |
4: | Heat receptor outlet |
1: | tHiAv | - | Upper pressure mean temperature | [°C] |
2: | tLoAv | - | Lower pressure mean temperature | [°C] |
1: | tHiIn | - | Upper pressure inlet temperature | [°C] |
2: | tHiOut | - | Upper pressure outlet temperature | [°C] |
3: | tLoIn | - | Lower pressure inlet temperature | [°C] |
4: | tLoOut | - | Lower pressure outlet temperature | [°C] |
5: | mSecHi | - | Mass flow rate heat donor | [kg/s] |
6: | mSecLo | - | Mass flow rate heat receptor | [kg/s] |
1: | cpSecHi | - | Specific heat capacity heat donor | [J/kgK] | fluid parameter function of Upper pressure mean temperature |
2: | cpSecLo | - | Specific heat capacity heat receptor | [J/kgK] | fluid parameter function of Lower pressure mean temperature |
3: | q | - | Performance | [W] | |
4: | ua | - | UA value | [W/K] | |
5: | mcpHi | - | m*cp value heat donor | [W/K] | |
6: | mcpLo | - | m*cp value heat receptor | [W/K] | |
7: | tHiAv | - | Upper pressure mean temperature | [°C] | |
8: | tLoAv | - | Lower pressure mean temperature | [°C] | |
9: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
10: | q_a | - | Heat flow density | [W/m²] |
1: | aHi | - | Heat donor side area | [m²] | |
2: | aLo | - | Heat receptor side area | [m²] | |
3: | lHi | - | Heat donor side flow length | [m] | |
4: | lLo | - | Heat receptor side flow length | [m] | |
5: | uHi | - | Heat donor heat transfer coefficient | [W/m²K] | function of Mass flow rate heat donor and Heat donor temperature |
6: | uLo | - | Heat receptor heat transfer coefficient | [W/m²K] | function of Mass flow rate heat receptor and Heat receptor temperature |
7: | dpdlHi | - | Heat donor pressure gradient | [N/m³] | function of Mass flow rate heat donor and Heat donor temperature |
8: | dpdlLo | - | Heat receptor pressure gradient | [N/m³] | function of Mass flow rate heat receptor and Heat receptor temperature |
9: | Number of exchanger sections |
1: | Heat donor inlet |
2: | Heat donor outlet |
3: | Heat receptor inlet |
4: | Heat receptor outlet |
1: | tSecHi | - | Heat donor temperature | [°C] |
2: | tSecLo | - | Heat receptor temperature | [°C] |
3: | mSecHi | - | Mass flow rate heat donor | [kg/s] |
4: | mSecLo | - | Mass flow rate heat receptor | [kg/s] |
1: | tHiIn | - | Upper pressure inlet temperature | [°C] |
2: | tHiOut | - | Upper pressure outlet temperature | [°C] |
3: | tLoIn | - | Lower pressure inlet temperature | [°C] |
4: | tLoOut | - | Lower pressure outlet temperature | [°C] |
5: | pHiIn | - | Inlet pressure heat donor | [N/m²] |
6: | pHiOut | - | Outlet pressure heat donor | [N/m²] |
7: | pLoIn | - | Inlet pressure heat receptor | [N/m²] |
8: | pLoOut | - | Outlet pressure heat receptor | [N/m²] |
9: | mSecHi | - | Mass flow rate heat donor | [kg/s] |
10: | mSecLo | - | Mass flow rate heat receptor | [kg/s] |
1: | cpSecHi | - | Specific heat capacity heat donor | [J/kgK] | fluid parameter function of Heat donor temperature |
2: | cpSecLo | - | Specific heat capacity heat receptor | [J/kgK] | fluid parameter function of Heat receptor temperature |
3: | q | - | Performance | [W] | |
4: | uaEquiv | - | Equivalent UA value | [W/K] | |
5: | mcpHi | - | m*cp value heat donor | [W/K] | |
6: | mcpLo | - | m*cp value heat receptor | [W/K] | |
7: | tSecHi | - | Heat donor temperature | [°C] | |
8: | tSecLo | - | Heat receptor temperature | [°C] | |
9: | dtSecAv | - | Mean temperature difference | [K] | |
10: | q_aHi | - | Heat donor heat flow density | [W/m²] |
1: | rEffT | - | Temperature efficiency | [-] |
1: | Heat donor inlet |
2: | Heat donor outlet |
3: | Heat receptor inlet |
4: | Heat receptor outlet |
1: | tHiAv | - | Upper pressure mean temperature | [°C] |
2: | tLoAv | - | Lower pressure mean temperature | [°C] |
1: | tHiIn | - | Upper pressure inlet temperature | [°C] |
2: | tHiOut | - | Upper pressure outlet temperature | [°C] |
3: | tLoIn | - | Lower pressure inlet temperature | [°C] |
4: | tLoOut | - | Lower pressure outlet temperature | [°C] |
5: | mSecHi | - | Mass flow rate heat donor | [kg/s] |
6: | mSecLo | - | Mass flow rate heat receptor | [kg/s] |
1: | cpSecHi | - | Specific heat capacity heat donor | [J/kgK] | fluid parameter function of Upper pressure mean temperature |
2: | cpSecLo | - | Specific heat capacity heat receptor | [J/kgK] | fluid parameter function of Lower pressure mean temperature |
3: | q | - | Performance | [W] | |
4: | tHiAv | - | Upper pressure mean temperature | [°C] | |
5: | tLoAv | - | Lower pressure mean temperature | [°C] |
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Secondary fluid mass flow rate and Logarithmic mean temperature difference |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | tSecAv | - | Mean secondary fluid temperature | [°C] |
2: | dtLmtd | - | Logarithmic mean temperature difference | [K] |
3: | tBuf | - | Buffer temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | tBuf | - | Buffer temperature | [°C] | controllable parameter |
3: | q | - | Performance | [W] | |
4: | ua | - | UA value | [W/K] | |
5: | mcpSec | - | m*cp value secondary fluid | [W/K] | |
6: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
7: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
8: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | lFlow | - | Length in flow direction | [m] | |
3: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Secondary fluid mass flow rate and Logarithmic mean temperature difference |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
3: | dtLmtd | - | Logarithmic mean temperature difference | [K] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | tSurf | - | Surface temperature | [°C] | |
3: | q | - | Performance | [W] | |
4: | ua | - | UA value | [W/K] | |
5: | mcpSec | - | m*cp value secondary fluid | [W/K] | |
6: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
7: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
8: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
3: | Electrical power inlet |
1: | q | - | Performance | [W] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | wEl | - | Electrical power | [W] |
4: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | controllable parameter |
3: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | rQ | - | Contact factor | [-] | function of Relative capacity flow |
1: | Humid air inlet |
2: | Humid air outlet |
3: | Secondary fluid inlet |
4: | Secondary fluid outlet |
1: | tHumIn | - | Inlet humid air temperature | [°C] |
2: | xHumIn | - | Inlet air absolute humidity | [-] |
3: | tHumOut | - | Outlet humid air temperature | [°C] |
4: | xHumOut | - | Outlet air absolute humidity | [-] |
5: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
6: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
1: | tHumIn | - | Inlet humid air temperature | [°C] |
2: | tHumOut | - | Outlet humid air temperature | [°C] |
3: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
4: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
5: | xHumIn | - | Inlet air absolute humidity | [-] |
6: | xHumOut | - | Outlet air absolute humidity | [-] |
7: | mHum | - | Mass flow rate humid air | [kg/s] |
8: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
9: | pHum | - | Humid air total pressure | [N/m²] |
1: | cpHumAv | - | Specific heat capacity humid air | [J/kgK] | fluid parameter function of Inlet humid air temperature |
2: | cpSecAv | - | Specific heat capacity cooling fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
3: | q | - | Performance | [W] | |
4: | qDry | - | Dry capacity | [W] | |
5: | qHum | - | Wet capacity | [W] | |
6: | mCond | - | Condensed water vapour | [kg/s] | |
7: | rhHumIn | - | Inlet relative humidity | [-] | |
8: | rhHumOut | - | Outlet relative humidity | [-] | |
9: | rmcp | - | Relative capacity flow | [-] | |
10: | tHumAv | - | Mean temperature humid air | [°C] | |
11: | xHumAv | - | Mean absolute humidity | [-] | |
12: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
13: | hHumIn | - | Inlet air specific enthalpy | [J/kg] | |
14: | hHumOut | - | Outlet air specific enthalpy | [J/kg] |
See also:
1: | lDiamBed | - | Bed diameter | [m] | |
2: | lHeight | - | Height | [m] | |
3: | lPr | - | Product particle size | [m] | |
4: | porBed | - | Bed porosity | [-] | |
5: | uPr | - | Heat transf coefficient product/air | [W/m²K] | |
6: | rateCnst | - | Constant drying rate | [1/s] | function of Inlet humid air temperature and Inlet product moisture content |
7: | mcPrCrit | - | Critical moisture content | [-] | function of Inlet humid air temperature and Inlet product moisture content |
8: | xMono | - | Monolayer constant | [-] | function of Inlet humid air temperature |
9: | cM | - | Desorption isotherm constant | [-] | function of Inlet humid air temperature |
1: | Humid air inlet |
2: | Humid air outlet |
3: | Product inlet |
4: | Product outlet |
1: | tHumIn | - | Inlet humid air temperature | [°C] |
2: | tPrIn | - | Inlet product temperature | [°C] |
3: | mcPrIn | - | Inlet product moisture content | [-] |
4: | rhHumIn | - | Inlet relative humidity | [-] |
1: | tHumIn | - | Inlet humid air temperature | [°C] |
2: | tHumOut | - | Outlet humid air temperature | [°C] |
3: | tPrIn | - | Inlet product temperature | [°C] |
4: | tPrOut | - | Outlet product temperature | [°C] |
5: | xHumIn | - | Inlet air absolute humidity | [-] |
6: | xHumOut | - | Outlet air absolute humidity | [-] |
7: | mcPrIn | - | Inlet product moisture content | [-] |
8: | mcPrOut | - | Outlet product moisture content | [-] |
9: | mHum | - | Mass flow rate humid air | [kg/s] |
10: | mPrIn | - | Inlet product mass flow rate | [kg/s] |
11: | mPrOut | - | Outlet product mass flow rate | [kg/s] |
12: | pHum | - | Humid air total pressure | [N/m²] |
1: | cpHum | - | Specific heat capacity humid air | [J/kgK] | fluid parameter function of Inlet humid air temperature |
2: | densHum | - | Density humid air | [kg/m³] | fluid parameter function of Inlet humid air temperature |
3: | dvHum | - | Dynamic viscosity humid air | [Ns/m²] | fluid parameter function of Inlet humid air temperature |
4: | tcHum | - | Thermal conductivity humid air | [W/mK] | fluid parameter function of Inlet humid air temperature |
5: | cpPr | - | Specific heat capacity product | [J/kgK] | fluid parameter function of Inlet product temperature |
6: | densPr | - | Density product | [kg/m³] | fluid parameter function of Inlet product temperature |
7: | rhHumIn | - | Inlet relative humidity | [-] | |
8: | rhHumOut | - | Outlet relative humidity | [-] | |
9: | mdEff | - | Effective mass diffusivity | [m/s] | |
10: | mfWPart | - | Particle water mass flux | [kg/m²s] | |
11: | q | - | Performance | [W] | |
12: | mcPrEqui | - | Equilibrium moisture content | [-] | |
13: | mtcBed | - | Mass transfer coefficient bed/air | [m/s] | |
14: | mWRem | - | Water removal mass flow rate | [kg/s] | |
15: | timeRes | - | Particle residence time | [seconds] |
See also:
1: | aRfr | - | Refrigerant side area | [m²] | |
2: | aSec | - | Secondary fluid side area | [m²] | |
3: | lRfr | - | Refrigerant side flow length | [m] | |
4: | lSec | - | Secondary fluid side flow length | [m] | |
5: | uRfr | - | Refrigerant heat transfer coeff. | [W/m²K] | function of Refrigerant mass flow rate and Refrigerant temperature |
6: | uSec | - | Secondary fluid heat transfer coeff. | [W/m²K] | function of Secondary fluid mass flow rate and Secondary fluid temperature |
7: | dpdlRfr | - | Refrigerant pressure gradient | [N/m³] | function of Refrigerant mass flow rate and Refrigerant temperature |
8: | dpdlSec | - | Secondary fluid pressure gradient | [N/m³] | function of Secondary fluid mass flow rate and Secondary fluid temperature |
9: | Number of exchanger sections |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
3: | Secondary fluid inlet |
4: | Secondary fluid outlet |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tSec | - | Secondary fluid temperature | [°C] |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
4: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
5: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
6: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
7: | pSecIn | - | Inlet secondary fluid pressure | [N/m²] |
8: | pSecOut | - | Outlet secondary fluid pressure | [N/m²] |
9: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
10: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | tRfrIn | - | Inlet refrigerant temperature | [°C] | |
4: | tRfrOut | - | Outlet refrigerant temperature | [°C] | |
5: | tRfr | - | Refrigerant temperature | [°C] | |
6: | pRfrIn | - | Inlet refrigerant pressure | [N/m²] | |
7: | pRfrOut | - | Outlet refrigerant pressure | [N/m²] | |
8: | cpRfr | - | Specific heat capacity refrigerant | [J/kgK] | |
9: | ua | - | UA value | [W/K] | |
10: | tSec | - | Secondary fluid temperature | [°C] | |
11: | dpSec- | - | Secondary fluid pressure drop | [N/m²] | |
12: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
13: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Refrigerant mass flow rate and Secondary fluid mass flow rate |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
3: | Secondary fluid inlet |
4: | Secondary fluid outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
3: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
4: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
5: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
6: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
7: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | tRfrIn | - | Inlet refrigerant temperature | [°C] | |
4: | tRfrOut | - | Outlet refrigerant temperature | [°C] | |
5: | tRfrAv | - | Mean refrigerant temperature | [°C] | |
6: | pRfr | - | Refrigerant pressure | [N/m²] | |
7: | ua | - | UA value | [W/K] | |
8: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
9: | cpRfr | - | Specific heat capacity refrigerant | [J/kgK] | |
10: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
11: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Refrigerant mass flow rate and Secondary fluid mass flow rate |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
3: | Secondary fluid inlet |
4: | Secondary fluid outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
3: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
4: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
5: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
6: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
7: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | tRfrIn | - | Inlet refrigerant temperature | [°C] | |
4: | tRfrOut | - | Outlet refrigerant temperature | [°C] | |
5: | ua | - | UA value | [W/K] | |
6: | tRfrAv | - | Mean refrigerant temperature | [°C] | |
7: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
8: | cpRfr | - | Specific heat capacity refrigerant | [J/kgK] | |
9: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
10: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Secondary fluid mass flow rate and Heat flow density |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
3: | Secondary fluid inlet |
4: | Secondary fluid outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
3: | q_a | - | Heat flow density | [W/m²] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
3: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
4: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
5: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
6: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
7: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | ua | - | UA value | [W/K] | |
4: | mcpSec | - | m*cp value secondary fluid | [W/K] | |
5: | tRfrIn | - | Inlet refrigerant temperature | [°C] | |
6: | tRfrOut | - | Outlet refrigerant temperature | [°C] | |
7: | pRfr | - | Refrigerant pressure | [N/m²] | |
8: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
9: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
10: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | aRfr | - | Refrigerant side area | [m²] | |
2: | aSec | - | Secondary fluid side area | [m²] | |
3: | lRfr | - | Refrigerant side flow length | [m] | |
4: | lSec | - | Secondary fluid side flow length | [m] | |
5: | uRfrL | - | Liquid phase heat transfer coefficient | [W/m²K] | function of Refrigerant mass flow rate and Refrigerant temperature |
6: | uRfrX | - | Two-phase heat transfer coefficient | [W/m²K] | function of Heat flow density and Refrigerant temperature |
7: | uRfrG | - | Gas phase heat transfer coefficient | [W/m²K] | function of Refrigerant mass flow rate and Refrigerant temperature |
8: | uSec | - | Secondary fluid heat transfer coeff. | [W/m²K] | function of Secondary fluid mass flow rate and Secondary fluid temperature |
9: | dpdlRfrL | - | Liquid phase pressure gradient | [N/m³] | function of Refrigerant mass flow rate and Refrigerant temperature |
10: | dpdlRfrX | - | Two-phase pressure gradient | [N/m³] | function of Heat flow density and Refrigerant temperature |
11: | dpdlRfrG | - | Gas phase pressure gradient | [N/m³] | function of Refrigerant mass flow rate and Refrigerant temperature |
12: | dpdlSec | - | Secondary fluid pressure gradient | [N/m³] | function of Secondary fluid mass flow rate and Secondary fluid temperature |
13: | Number of exchanger sections |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
3: | Secondary fluid inlet |
4: | Secondary fluid outlet |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | q_a | - | Heat flow density | [W/m²] |
3: | tSec | - | Secondary fluid temperature | [°C] |
4: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
4: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
5: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
6: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
7: | pSecIn | - | Inlet secondary fluid pressure | [N/m²] |
8: | pSecOut | - | Outlet secondary fluid pressure | [N/m²] |
9: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
10: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | uaEquiv | - | Equivalent UA value | [W/K] | |
4: | mcpSec | - | m*cp value secondary fluid | [W/K] | |
5: | tRfr | - | Refrigerant temperature | [°C] | |
6: | tRfrIn | - | Inlet refrigerant temperature | [°C] | |
7: | tRfrOut | - | Outlet refrigerant temperature | [°C] | |
8: | pRfrIn | - | Inlet refrigerant pressure | [N/m²] | |
9: | pRfrOut | - | Outlet refrigerant pressure | [N/m²] | |
10: | dpRfr- | - | Refrigerant pressure drop | [N/m²] | |
11: | tSec | - | Secondary fluid temperature | [°C] | |
12: | dpSec- | - | Secondary fluid pressure drop | [N/m²] | |
13: | dtAv | - | Mean temperature difference | [K] | |
14: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Secondary fluid mass flow rate and Heat flow density |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
3: | Refrigerant inlet |
4: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
3: | q_a | - | Heat flow density | [W/m²] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
3: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
4: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
5: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
6: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
7: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | ua | - | UA value | [W/K] | |
4: | mcpSec | - | m*cp value secondary fluid | [W/K] | |
5: | tRfrIn | - | Inlet refrigerant temperature | [°C] | |
6: | tRfrOut | - | Outlet refrigerant temperature | [°C] | |
7: | pRfr | - | Refrigerant pressure | [N/m²] | |
8: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
9: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
10: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | aRfr | - | Refrigerant side area | [m²] | |
2: | aSec | - | Secondary fluid side area | [m²] | |
3: | lRfr | - | Refrigerant side flow length | [m] | |
4: | lSec | - | Secondary fluid side flow length | [m] | |
5: | uRfrL | - | Liquid phase heat transfer coefficient | [W/m²K] | function of Refrigerant mass flow rate and Refrigerant temperature |
6: | uRfrX | - | Two-phase heat transfer coefficient | [W/m²K] | function of Refrigerant side heat flow density and Refrigerant temperature |
7: | uRfrG | - | Gas phase heat transfer coefficient | [W/m²K] | function of Refrigerant mass flow rate and Refrigerant temperature |
8: | uSec | - | Secondary fluid heat transfer coeff. | [W/m²K] | function of Secondary fluid mass flow rate and Secondary fluid temperature |
9: | dpdlRfrL | - | Liquid phase pressure gradient | [N/m³] | function of Refrigerant mass flow rate and Refrigerant temperature |
10: | dpdlRfrX | - | Two-phase pressure gradient | [N/m³] | function of Refrigerant side heat flow density and Refrigerant temperature |
11: | dpdlRfrG | - | Gas phase pressure gradient | [N/m³] | function of Refrigerant mass flow rate and Refrigerant temperature |
12: | dpdlSec | - | Secondary fluid pressure gradient | [N/m³] | function of Secondary fluid mass flow rate and Secondary fluid temperature |
13: | Number of exchanger sections |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
3: | Refrigerant inlet |
4: | Refrigerant outlet |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | q_aRfr | - | Refrigerant side heat flow density | [W/m²] |
3: | tSec | - | Secondary fluid temperature | [°C] |
4: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
4: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
5: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
6: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
7: | pSecIn | - | Inlet secondary fluid pressure | [N/m²] |
8: | pSecOut | - | Outlet secondary fluid pressure | [N/m²] |
9: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
10: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | uaEquiv | - | Equivalent UA value | [W/K] | |
4: | mcpSec | - | m*cp value secondary fluid | [W/K] | |
5: | tRfr | - | Refrigerant temperature | [°C] | |
6: | tRfrIn | - | Inlet refrigerant temperature | [°C] | |
7: | tRfrOut | - | Outlet refrigerant temperature | [°C] | |
8: | pRfrIn | - | Inlet refrigerant pressure | [N/m²] | |
9: | pRfrOut | - | Outlet refrigerant pressure | [N/m²] | |
10: | dpRfr- | - | Refrigerant pressure drop | [N/m²] | |
11: | tSec | - | Secondary fluid temperature | [°C] | |
12: | dpSec- | - | Secondary fluid pressure drop | [N/m²] | |
13: | dtAv | - | Mean temperature difference | [K] | |
14: | q_aRfr | - | Refrigerant side heat flow density | [W/m²] |
See also:
1: | rQ | - | Contact factor | [-] | function of Inlet air specific enthalpy and Dew-point temperature |
1: | Humid air inlet |
2: | Humid air outlet |
3: | Refrigerant inlet |
4: | Refrigerant outlet |
1: | tHumIn | - | Inlet humid air temperature | [°C] |
2: | xHumIn | - | Inlet air absolute humidity | [-] |
3: | tHumOut | - | Outlet humid air temperature | [°C] |
4: | xHumOut | - | Outlet air absolute humidity | [-] |
5: | tDP | - | Dew-point temperature | [°C] |
1: | tHumIn | - | Inlet humid air temperature | [°C] |
2: | tHumOut | - | Outlet humid air temperature | [°C] |
3: | tDP | - | Dew-point temperature | [°C] |
4: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
5: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
6: | xHumIn | - | Inlet air absolute humidity | [-] |
7: | xHumOut | - | Outlet air absolute humidity | [-] |
8: | mHum | - | Mass flow rate humid air | [kg/s] |
9: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
10: | pHum | - | Humid air total pressure | [N/m²] |
1: | q | - | Performance | [W] |
2: | qDry | - | Dry capacity | [W] |
3: | qWater | - | Condensation capacity | [W] |
4: | mWater | - | Condensed water vapour | [kg/s] |
5: | rhHumIn | - | Inlet relative humidity | [-] |
6: | rhHumOut | - | Outlet relative humidity | [-] |
7: | hHumIn | - | Inlet air specific enthalpy | [J/kg] |
8: | hHumOut | - | Outlet air specific enthalpy | [J/kg] |
9: | pRfr | - | Refrigerant pressure | [N/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Mass flow rate humid air and Heat flow density |
1: | Humid air inlet |
2: | Humid air outlet |
3: | Refrigerant inlet |
4: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | xHumIn | - | Inlet air absolute humidity | [-] |
3: | tHumAv | - | Mean temperature humid air | [°C] |
4: | dtLmtd | - | Logarithmic mean temperature difference | [K] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tHumIn | - | Inlet humid air temperature | [°C] |
3: | tHumOut | - | Outlet humid air temperature | [°C] |
4: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
5: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
6: | xHumIn | - | Inlet air absolute humidity | [-] |
7: | xHumOut | - | Outlet air absolute humidity | [-] |
8: | mHum | - | Mass flow rate humid air | [kg/s] |
9: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
10: | pHum | - | Humid air total pressure | [N/m²] |
1: | cpAir | - | Specific heat capacity dry air | [J/kgK] | fluid parameter function of Mean temperature humid air |
2: | q | - | Performance | [W] | |
3: | qDry | - | Dry capacity | [W] | |
4: | qWater | - | Condensation capacity | [W] | |
5: | mWater | - | Condensed water vapour | [kg/s] | |
6: | rhAirIn | - | Inlet air relative humidity | [-] | |
7: | rhAirOut | - | Outlet air relative humidity | [-] | |
8: | hHumIn | - | Inlet air specific enthalpy | [J/kg] | |
9: | hHumOut | - | Outlet air specific enthalpy | [J/kg] | |
10: | ua | - | UA value | [W/K] | |
11: | mcpHum | - | m*cp value | [W/K] | |
12: | tHumAv | - | Mean temperature humid air | [°C] | |
13: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
14: | q_a | - | Heat flow density | [W/m²] | |
15: | pRfr | - | Refrigerant pressure | [N/m²] | |
16: | rQ | - | Contact factor | [-] |
See also:
1: | q | - | Performance | [W] | function of Time |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
3: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | pRfr | - | Refrigerant pressure | [N/m²] |
See also:
1: | q | - | Performance | [W] | function of Time |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
3: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | pRfr | - | Refrigerant pressure | [N/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | tAirIn | - | Inlet air temperature | [°C] | function of Time |
3: | rhAirIn | - | Inlet air relative humidity | [-] | function of Time |
4: | vAir | - | Air volume flow | [m³/s] | function of Time |
5: | q | - | Performance | [W] | function of Dew-point temperature and Heat flow density |
6: | m/ARfr | - | Refrigerant mass flow density | [kg/m²s] | function of Heat flow density and Dew-point temperature |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | q_a | - | Heat flow density | [W/m²] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
3: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | dtAirDP | - | tAir-tDP | [K] |
2: | u(dt) | - | U value based on dtAirDP | [W/m²K] |
3: | tRfrOut | - | Outlet refrigerant temperature | [°C] |
4: | pRfr | - | Refrigerant pressure | [N/m²] |
5: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Upper pressure mass flow rate and Heat flow density |
1: | Upper pressure inlet |
2: | Upper pressure outlet |
3: | Lower pressure inlet |
4: | Lower pressure outlet |
1: | tBPHi | - | Upper pressure bubble-point | [°C] |
2: | tDPLo | - | Lower pressure dew-point temperature | [°C] |
3: | q_a | - | Heat flow density | [W/m²] |
1: | tBPHi | - | Upper pressure bubble-point | [°C] |
2: | tDPLo | - | Lower pressure dew-point temperature | [°C] |
3: | hHiIn | - | Upper pressure inlet specific enthalpy | [J/kg] |
4: | hHiOut | - | Upper pressure outlet specific enthalpy | [J/kg] |
5: | hLoIn | - | Lower pressure inlet specific enthalpy | [J/kg] |
6: | hLoOut | - | Lower pressure outlet specific enthalpy | [J/kg] |
7: | mRfrHi | - | Upper pressure mass flow rate | [kg/s] |
8: | mRfrLo | - | Lower pressure mass flow rate | [kg/s] |
1: | q | - | Performance | [W] |
2: | tHiIn | - | Upper pressure inlet temperature | [°C] |
3: | tHiOut | - | Upper pressure outlet temperature | [°C] |
4: | pRfrHi | - | Upper pressure | [N/m²] |
5: | tLoIn | - | Lower pressure inlet temperature | [°C] |
6: | tLoOut | - | Lower pressure outlet temperature | [°C] |
7: | pRfrLo | - | Lower pressure | [N/m²] |
8: | ua | - | UA value | [W/K] |
9: | tHiAv | - | Upper pressure mean temperature | [°C] |
10: | tLoAv | - | Lower pressure mean temperature | [°C] |
11: | cpHi | - | Upper pressure specific heat capacity | [J/kgK] |
12: | cpLo | - | Lower pressure specific heat capacity | [J/kgK] |
13: | dtLmtd | - | Logarithmic mean temperature difference | [K] |
14: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Upper pressure mass flow rate and Heat flow density |
1: | Upper pressure liquid inlet |
2: | Upper pressure liquid outlet |
3: | Lower pressure two-phase inlet |
4: | Lower pressure two-phase outlet |
1: | tBPHi | - | Upper pressure bubble-point | [°C] |
2: | tDPLo | - | Lower pressure dew-point temperature | [°C] |
3: | q_a | - | Heat flow density | [W/m²] |
1: | tBPHi | - | Upper pressure bubble-point | [°C] |
2: | tDPLo | - | Lower pressure dew-point temperature | [°C] |
3: | hHiIn | - | Upper pressure inlet specific enthalpy | [J/kg] |
4: | hHiOut | - | Upper pressure outlet specific enthalpy | [J/kg] |
5: | hLoIn | - | Lower pressure inlet specific enthalpy | [J/kg] |
6: | hLoOut | - | Lower pressure outlet specific enthalpy | [J/kg] |
7: | mRfrHi | - | Upper pressure mass flow rate | [kg/s] |
8: | mRfrLo | - | Lower pressure mass flow rate | [kg/s] |
1: | q | - | Performance | [W] |
2: | cpRfrHi | - | Upper pressure specific heat capacity | [J/kgK] |
3: | ua | - | UA value | [W/K] |
4: | tHiAv | - | Upper pressure mean temperature | [°C] |
5: | dtLmtd | - | Logarithmic mean temperature difference | [K] |
6: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Heat flow density and Coil dew-point temperature |
1: | Heat donor inlet |
2: | Heat donor outlet |
3: | Heat receptor inlet |
4: | Heat receptor outlet |
1: | tDPHi | - | Coil dew-point temperature | [°C] |
2: | tDPLo | - | Lower pressure dew-point temperature | [°C] |
3: | q_a | - | Heat flow density | [W/m²] |
1: | tDPHi | - | Coil dew-point temperature | [°C] |
2: | tDPLo | - | Lower pressure dew-point temperature | [°C] |
3: | hHiIn | - | Upper pressure inlet specific enthalpy | [J/kg] |
4: | hHiOut | - | Upper pressure outlet specific enthalpy | [J/kg] |
5: | hLoIn | - | Lower pressure inlet specific enthalpy | [J/kg] |
6: | hLoOut | - | Lower pressure outlet specific enthalpy | [J/kg] |
7: | mRfrHi | - | Upper pressure mass flow rate | [kg/s] |
8: | mRfrLo | - | Lower pressure mass flow rate | [kg/s] |
1: | q | - | Performance | [W] |
2: | tHiIn | - | Upper pressure inlet temperature | [°C] |
3: | tHiOut | - | Upper pressure outlet temperature | [°C] |
4: | tLoIn | - | Lower pressure inlet temperature | [°C] |
5: | tLoOut | - | Lower pressure outlet temperature | [°C] |
6: | ua | - | UA value | [W/K] |
7: | dtHiLo | - | Dew-point temperature difference | [°C] |
8: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] |
1: | tSurf | - | Surface temperature | [°C] |
1: | tSurf | - | Surface temperature | [°C] | controllable parameter |
2: | q_a | - | Heat flow density | [W/m²] | |
3: | q | - | Performance | [W] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Ambient temperature and Temperature difference |
1: | tAmb | - | Ambient temperature | [°C] |
1: | tAmb | - | Ambient temperature | [°C] | controllable parameter |
2: | q_a | - | Heat flow density | [W/m²] | |
3: | q | - | Performance | [W] | |
4: | dt | - | Temperature difference | [K] |
See also:
1: | a | - | Area | [m²] |
1: | q_a | - | Heat flow density | [W/m²] |
1: | q_a | - | Heat flow density | [W/m²] | controllable parameter |
2: | q | - | Performance | [W] | |
3: | t | - | Temperature | [°C] |
See also:
1: | a | - | Area | [m²] | |
2: | lObserve | - | Observation height over surface | [m] | |
3: | lWatMax | - | Maximum surface water level | [m] | |
4: | tAir | - | Air temperature | [°C] | function of Time |
5: | velWind | - | Wind speed | [m/s] | function of Time |
6: | rhAir | - | Air relative humidity | [-] | function of Time |
7: | rCover | - | Cloud cover | [-] | function of Time |
8: | lCloud | - | Lower cloud height | [m] | function of Time |
9: | velPrec | - | Precipitation | [mm/day] | function of Time |
10: | qGlobal | - | Global radiation | [W/m²] | function of Time |
1: | Outdoor fluid |
1: | lWat | - | Surface water level | [m] |
1: | tAir | - | Air temperature | [°C] |
2: | xAir | - | Absolute humidity | [-] |
3: | pAir | - | Air pressure | [N/m²] |
1: | q | - | Performance | [W] |
2: | q_a | - | Heat flow density | [W/m²] |
3: | qConv | - | Convection heat flow density | [W/m²] |
4: | qCond | - | Humidity heat flow density | [W/m²] |
5: | qSW | - | Short-wave net irradiance | [W/m²] |
6: | qLW | - | Long-wave net irradiance | [W/m²] |
7: | qPrec | - | Precipitation heat transfer | [W/m²] |
8: | tSurf | - | Surface temperature | [°C] |
9: | dtAS | - | Air to surface temperature difference | [K] |
10: | eSW | - | Short-wave emissivity | [-] |
11: | eLW | - | Longwave emissivity | [-] |
12: | lWat | - | Surface water level | [m] |
See also:
References:
Frank
Martin
IEA94
1: | Inlet |
2: | Liquid port |
3: | Gas port |
1: | tDP | - | Dew-point temperature | [°C] |
2: | xRfrIn | - | Inlet vapour fraction | [-] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
3: | hRfrLiq | - | Liquid port specific enthalpy | [J/kg] |
4: | hRfrGas | - | Gas port specific enthalpy | [J/kg] |
5: | mRfrIn | - | Inlet mass flow rate | [kg/s] |
6: | mRfrLiq | - | Liquid port mass flow rate | [kg/s] |
7: | mRfrGas | - | Gas port mass flow rate | [kg/s] |
1: | xRfrIn | - | Inlet vapour fraction | [-] |
2: | pRfr | - | Refrigerant pressure | [N/m²] |
See also:
1: | Inlet |
2: | Liquid port |
3: | Gas port |
1: | tDP | - | Dew-point temperature | [°C] |
2: | xRfrIn | - | Inlet vapour fraction | [-] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
3: | hRfrLiq | - | Liquid port specific enthalpy | [J/kg] |
4: | hRfrGas | - | Gas port specific enthalpy | [J/kg] |
5: | mRfrIn | - | Inlet mass flow rate | [kg/s] |
6: | mRfrLiq | - | Liquid port mass flow rate | [kg/s] |
7: | mRfrGas | - | Gas port mass flow rate | [kg/s] |
1: | xRfrIn | - | Inlet vapour fraction | [-] |
2: | pRfr | - | Refrigerant pressure | [N/m²] |
See also:
1: | Gas (or two-phase) inlet |
2: | Saturated liquid outlet |
3: | Two-phase (or liquid) inlet |
4: | Saturated gas outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | xIn | - | Inlet gas fraction | [-] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hLoIn | - | Lower pressure inlet specific enthalpy | [J/kg] |
3: | hLoOut | - | Lower pressure outlet specific enthalpy | [J/kg] |
4: | hHiIn | - | Upper pressure inlet specific enthalpy | [J/kg] |
5: | hHiOut | - | Upper pressure outlet specific enthalpy | [J/kg] |
6: | mRfrLo | - | Lower pressure mass flow rate | [kg/s] |
7: | mRfrHi | - | Upper pressure mass flow rate | [kg/s] |
1: | xIn | - | Inlet gas fraction | [-] |
2: | tBP | - | Bubble-point temperature | [°C] |
3: | pRfr | - | Refrigerant pressure | [N/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Heat flow density and Upper pressure mass flow rate |
1: | Coil inlet |
2: | Coil outlet |
3: | Chamber inlet |
4: | Chamber outlet |
1: | tDPLo | - | Lower pressure dew-point temperature | [°C] |
2: | tDPHi | - | Coil dew-point temperature | [°C] |
3: | tHiAv | - | Upper pressure mean temperature | [°C] |
4: | q_a | - | Heat flow density | [W/m²] |
1: | tDPLo | - | Lower pressure dew-point temperature | [°C] |
2: | tDPHi | - | Coil dew-point temperature | [°C] |
3: | hLoIn | - | Lower pressure inlet specific enthalpy | [J/kg] |
4: | hLoOut | - | Lower pressure outlet specific enthalpy | [J/kg] |
5: | hHiIn | - | Upper pressure inlet specific enthalpy | [J/kg] |
6: | hHiOut | - | Upper pressure outlet specific enthalpy | [J/kg] |
7: | mRfrLo | - | Lower pressure mass flow rate | [kg/s] |
8: | mRfrHi | - | Upper pressure mass flow rate | [kg/s] |
1: | q | - | Performance | [W] |
2: | tLoIn | - | Lower pressure inlet temperature | [°C] |
3: | tLoOut | - | Lower pressure outlet temperature | [°C] |
4: | tHiIn | - | Upper pressure inlet temperature | [°C] |
5: | tHiOut | - | Upper pressure outlet temperature | [°C] |
6: | tHiAv | - | Upper pressure mean temperature | [°C] |
7: | pRfrLo | - | Lower pressure | [N/m²] |
8: | pRfrHi | - | Upper pressure | [N/m²] |
9: | ua | - | UA value | [W/K] |
10: | dtLmtd | - | Logarithmic mean temperature difference | [K] |
11: | q_a | - | Heat flow density | [W/m²] |
See also:
1: | a | - | Area | [m²] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Secondary fluid mass flow rate and Heat flow density |
1: | Refrigerant inlet |
2: | Refrigerant liquid port |
3: | Refrigerant gas port |
4: | Secondary fluid inlet |
5: | Secondary fluid outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
3: | q_a | - | Heat flow density | [W/m²] |
4: | xRfrIn | - | Inlet vapour fraction | [-] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
3: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
4: | hIn | - | Inlet specific enthalpy | [J/kg] |
5: | hLiq | - | Liquid port specific enthalpy | [J/kg] |
6: | hGas | - | Gas port specific enthalpy | [J/kg] |
7: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
8: | mRfrIn | - | Inlet mass flow rate | [kg/s] |
9: | mRfrLiq | - | Liquid port mass flow rate | [kg/s] |
10: | mRfrGas | - | Gas port mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | ua | - | UA value | [W/K] | |
4: | mcpSec | - | m*cp value secondary fluid | [W/K] | |
5: | tRfrIn | - | Inlet refrigerant temperature | [°C] | |
6: | pRfr | - | Refrigerant pressure | [N/m²] | |
7: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
8: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
9: | q_a | - | Heat flow density | [W/m²] | |
10: | xRfrIn | - | Inlet vapour fraction | [-] |
See also:
1: | qMx | - | Maximum capacity | [W] | |
2: | rEff | - | Efficiency | [-] | function of Relative capacity |
3: | Number of capacity steps |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | q | - | Performance | [W] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | controllable parameter |
3: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
4: | qCombust | - | Combustion heat | [W] | |
5: | rq | - | Relative capacity | [-] |
1: | qMx | - | Maximum capacity | [W] | |
2: | rEff | - | Efficiency | [-] | function of Relative capacity |
3: | Number of capacity steps |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
3: | Oil inlet |
1: | q | - | Performance | [W] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
4: | mOil | - | Oil mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | fvOil | - | Oil fuel value | [J/kg] | fluid parameter function of Mean secondary fluid temperature |
3: | q | - | Performance | [W] | controllable parameter |
4: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
5: | qCombust | - | Combustion heat | [W] | |
6: | rq | - | Relative capacity | [-] |
1: | qMx | - | Maximum capacity | [W] | |
2: | rEff | - | Efficiency | [-] | function of Relative capacity |
3: | Number of capacity steps |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
3: | Electrical power inlet |
1: | q | - | Performance | [W] |
2: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | wEl | - | Electrical power | [W] |
4: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | controllable parameter |
3: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
4: | rq | - | Relative capacity | [-] |
1: | Secondary fluid inlet |
2: | Cold fluid inlet |
3: | Secondary fluid outlet |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecExt | - | Cold fluid temperature | [°C] |
3: | tSecReq | - | Requested outlet temperature | [°C] |
4: | mSecOut | - | Outlet mass flow rate | [kg/s] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecExt | - | Cold fluid temperature | [°C] |
3: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
4: | mSecIn | - | Inlet mass flow rate | [kg/s] |
5: | mSecExt | - | Cold fluid mass flow rate | [kg/s] |
6: | mSecOut | - | Outlet mass flow rate | [kg/s] |
1: | cpSecIn | - | Inlet specific heat capacity | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | tSecReq | - | Requested outlet temperature | [°C] | controllable parameter |
3: | mSecReq | - | Requested mass flow rate | [kg/s] | controllable parameter |
4: | qIn | - | Heat supply to fluid | [W] | |
5: | tSecAv | - | Mean secondary fluid temperature | [°C] |
1: | volAcc | - | Accumulator volume | [m³] |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | tAcc | - | Accumulator temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSecIn | - | Inlet specific heat capacity | [J/kgK] | fluid parameter function of Inlet secondary fluid temperature |
2: | cpSecOut | - | Outlet specific heat capacity | [J/kgK] | fluid parameter function of Outlet secondary fluid temperature |
3: | densSec | - | Secondary fluid density | [kg/m³] | fluid parameter function of Accumulator temperature |
4: | tAcc | - | Accumulator temperature | [°C] | |
5: | massAcc | - | Accumulator fluid mass | [kg] |
1: | volAcc | - | Accumulator volume | [m³] |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | q | - | Performance | [W] |
2: | tAcc | - | Accumulator temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSecIn | - | Inlet specific heat capacity | [J/kgK] | fluid parameter function of Inlet secondary fluid temperature |
2: | cpSecOut | - | Outlet specific heat capacity | [J/kgK] | fluid parameter function of Outlet secondary fluid temperature |
3: | densSec | - | Secondary fluid density | [kg/m³] | fluid parameter function of Inlet secondary fluid temperature |
4: | q | - | Performance | [W] | controllable parameter |
5: | tAcc | - | Accumulator temperature | [°C] | |
6: | massAcc | - | Accumulator fluid mass | [kg] |
1: | volAcc | - | Accumulator volume | [m³] |
2: | dz | - | Tank height | [m] |
1: | Lower inlet |
2: | Upper inlet |
3: | Lower outlet |
4: | Upper outlet |
1: | tLoAcc | - | Lower tank temperature | [°C] |
2: | tHiAcc | - | Upper tank temperature | [°C] |
1: | tLoIn | - | Lower pressure inlet temperature | [°C] |
2: | tHiIn | - | Upper pressure inlet temperature | [°C] |
3: | tLoOut | - | Lower pressure outlet temperature | [°C] |
4: | tHiOut | - | Upper pressure outlet temperature | [°C] |
5: | mLoIn | - | Lower inlet mass flow rate | [kg/s] |
6: | mHiIn | - | Upper inlet mass flow rate | [kg/s] |
7: | mLoOut | - | Lower outlet mass flow rate | [kg/s] |
8: | mHiOut | - | Upper outlet mass flow rate | [kg/s] |
1: | tLoAcc | - | Lower tank temperature | [°C] |
2: | tHiAcc | - | Upper tank temperature | [°C] |
3: | massAcc | - | Accumulator fluid mass | [kg] |
4: | mUp | - | Upward tank mass flow rate | [kg/s] |
See also:
1: | volAcc | - | Accumulator volume | [m³] |
2: | dz | - | Tank height | [m] |
3: | zLo | - | Lower heater position | [m] |
4: | zHi | - | Upper heater position | [m] |
1: | Lower inlet |
2: | Upper inlet |
3: | Lower outlet |
4: | Upper outlet |
1: | q | - | Performance | [W] |
2: | tLoAcc | - | Lower tank temperature | [°C] |
3: | tHiAcc | - | Upper tank temperature | [°C] |
1: | tLoIn | - | Lower pressure inlet temperature | [°C] |
2: | tHiIn | - | Upper pressure inlet temperature | [°C] |
3: | tLoOut | - | Lower pressure outlet temperature | [°C] |
4: | tHiOut | - | Upper pressure outlet temperature | [°C] |
5: | mLoIn | - | Lower inlet mass flow rate | [kg/s] |
6: | mHiIn | - | Upper inlet mass flow rate | [kg/s] |
7: | mLoOut | - | Lower outlet mass flow rate | [kg/s] |
8: | mHiOut | - | Upper outlet mass flow rate | [kg/s] |
1: | q | - | Performance | [W] | controllable parameter |
2: | tLoAcc | - | Lower tank temperature | [°C] | |
3: | tHiAcc | - | Upper tank temperature | [°C] | |
4: | M | - | Mass | [kg] | |
5: | mUp | - | Upward tank mass flow rate | [kg/s] |
See also:
1: | a | - | Area | [m²] |
1: | tSurf1 | - | Temperature surface 1 | [°C] |
2: | tSurf2 | - | Temperature surface 2 | [°C] |
3: | tAv | - | Geometrical mean temperature | [°C] |
4: | tAvH | - | Enthalpical mean temperature | [°C] |
5: | qSurf1 | - | Heat flux surface 1 | [W/m²] |
6: | qSurf2 | - | Heat flux surface 2 | [W/m²] |
See also:
1: | lWall | - | Wall length | [m] |
2: | zWall | - | Wall height | [m] |
1: | tSurf1 | - | Temperature surface 1 | [°C] |
2: | tSurf2 | - | Temperature surface 2 | [°C] |
3: | tAv | - | Geometrical mean temperature | [°C] |
4: | tAvH | - | Enthalpical mean temperature | [°C] |
5: | qSurf1 | - | Heat flux surface 1 | [W/m²] |
6: | qSurf2 | - | Heat flux surface 2 | [W/m²] |
7: | a | - | Area | [m²] |
8: | qSurf | - | [qSurf] | [W] |
See also:
1: | dzZone | - | Zone depth | [m] | |
2: | u | - | Overall heat transfer coefficient | [W/m²K] | function of Air to surface temperature difference and Zone temperature |
1: | Infiltration |
1: | tZone | - | Zone temperature | [°C] |
2: | dtAS | - | Air to surface temperature difference | [K] |
1: | tZone | - | Zone temperature | [°C] |
2: | mZone | - | Net mass flow rate entering zone | [kg/s] |
1: | cpZone | - | Zone specific heat capacity | [J/kgK] | fluid parameter function of Zone temperature |
2: | densZone | - | Zone density | [kg/m³] | fluid parameter function of Zone temperature |
3: | MZone | - | Zone fluid mass | [kg] | |
4: | aWF | - | Wall and floor area | [m²] | |
5: | dtAS | - | Air to surface temperature difference | [K] | |
6: | qExt | - | External heat transfer | [W] | |
7: | qInt | - | Internal heating | [W] | |
8: | qTemp | - | Sensible heat change | [W] | |
9: | dq | - | Net heat transfer | [W] |
1: | tSource | - | Source temperature | [°C] | function of Time |
1: | Temperature source outlet 1 |
2: | Temperature source outlet 2 |
3: | Temperature source outlet 3 |
4: | Temperature source outlet 4 |
5: | Temperature source outlet 5 |
1: | tSource1 | - | Source temperature 1 | [°C] |
2: | tSource2 | - | Source temperature 2 | [°C] |
3: | tSource3 | - | Source temperature 3 | [°C] |
4: | tSource4 | - | Source temperature 4 | [°C] |
5: | tSource5 | - | Source temperature 5 | [°C] |
6: | mSource1 | - | Source 1 mass flow rate | [kg/s] |
7: | mSource2 | - | Source 2 mass flow rate | [kg/s] |
8: | mSource3 | - | Source 3 mass flow rate | [kg/s] |
9: | mSource4 | - | Source 4 mass flow rate | [kg/s] |
10: | mSource5 | - | Source 5 mass flow rate | [kg/s] |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | hRfr | - | Specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
See also:
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDPInMn | - | Inlet minimum dew-point temperature | [°C] |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | hRfr | - | Specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | tDPInMn | - | Inlet minimum dew-point temperature | [°C] | controllable parameter |
2: | pRfrIn | - | Inlet refrigerant pressure | [N/m²] | |
3: | pRfrOut | - | Outlet refrigerant pressure | [N/m²] |
See also:
1: | dpNom- | - | Nominal pressure drop | [N/m²] |
2: | mSecNom | - | Nominal mass flow rate | [kg/s] |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | pSecIn | - | Inlet secondary fluid pressure | [N/m²] |
3: | pSecOut | - | Outlet secondary fluid pressure | [N/m²] |
4: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | dpSec- | - | Secondary fluid pressure drop | [N/m²] |
1: | lDiam | - | Diameter | [m] |
2: | lRough | - | Roughness height | [m] |
3: | lPipe | - | Equivalent length | [m] |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | pSecIn | - | Inlet secondary fluid pressure | [N/m²] |
3: | pSecOut | - | Outlet secondary fluid pressure | [N/m²] |
4: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | densSec | - | Secondary fluid density | [kg/m³] | fluid parameter function of Secondary fluid temperature |
2: | dvSec | - | Secondary fluid dynamic viscosity | [Ns/m²] | fluid parameter function of Secondary fluid temperature |
3: | rlRough | - | Relative roughness height | [-] | |
4: | velSec | - | Velocity | [m/s] | |
5: | rRe | - | Reynolds number | [-] | |
6: | rFrict | - | Friction coefficient | [-] | |
7: | dpSec- | - | Secondary fluid pressure drop | [N/m²] |
1: | lDiamInt | - | Inner diameter | [m] | |
2: | lDiamExt | - | External diameter | [m] | |
3: | lPipe | - | Equivalent length | [m] | |
4: | tcPipe | - | Pipe thermal conductivity | [W/mK] | |
5: | uExt | - | External heat transfer coeff. | [W/m²K] | |
6: | uInt | - | Internal heat transfer coeff. | [W/m²K] | function of Secondary fluid mass flow rate and Mean secondary fluid temperature |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | tSecAv | - | Mean secondary fluid temperature | [°C] |
2: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
3: | tExt | - | External temperature | [°C] |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | tExt | - | External temperature | [°C] | controllable parameter |
3: | aInt | - | Internal area | [m²] | |
4: | aExt | - | External area | [m²] | |
5: | u | - | Overall heat transfer coefficient | [W/m²K] | |
6: | rUAMCInt | - | Internal u·A/m·cp | [-] | |
7: | q_ | - | Heat loss | [W] | |
8: | dtLmtd | - | Logarithmic mean temperature difference | [K] | |
9: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
10: | q_a | - | Heat flow density | [W/m²] |
1: | dpNom- | - | Nominal pressure drop | [N/m²] |
2: | mRfrNom | - | Nominal mass flow rate | [kg/s] |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDPAv | - | Mean dew-point temperature | [°C] |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | hRfr | - | Specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | tDPAv | - | Mean dew-point temperature | [°C] |
2: | pRfrIn | - | Inlet refrigerant pressure | [N/m²] |
3: | pRfrOut | - | Outlet refrigerant pressure | [N/m²] |
4: | dpRfr- | - | Refrigerant pressure drop | [N/m²] |
5: | dtDP | - | Dew-point temperature change | [K] |
See also:
1: | lDiam | - | Diameter | [m] |
2: | lRough | - | Roughness height | [m] |
3: | lPipe | - | Equivalent length | [m] |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDPAv | - | Mean dew-point temperature | [°C] |
2: | xRfrAv | - | Mean mass fraction of gas | [-] |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | hRfr | - | Specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | densRfr | - | Refrigerant density | [kg/m³] |
2: | dvRfr | - | Refrigerant dynamic viscosity | [Ns/m²] |
3: | tDPAv | - | Mean dew-point temperature | [°C] |
4: | xRfrAv | - | Mean mass fraction of gas | [-] |
5: | velRfr | - | Velocity | [m/s] |
6: | rReRfr | - | Reynolds number refrigerant | [-] |
7: | rFrict | - | Friction coefficient | [-] |
8: | pRfrIn | - | Inlet refrigerant pressure | [N/m²] |
9: | pRfrOut | - | Outlet refrigerant pressure | [N/m²] |
10: | dpRfr- | - | Refrigerant pressure drop | [N/m²] |
11: | dtDP | - | Dew-point temperature change | [K] |
12: | rlRough | - | Relative roughness height | [-] |
See also:
1: | dz | - | Tank height | [m] |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | tSec | - | Secondary fluid temperature | [°C] |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | pSecIn | - | Inlet secondary fluid pressure | [N/m²] |
3: | pSecOut | - | Outlet secondary fluid pressure | [N/m²] |
4: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | densSec | - | Secondary fluid density | [kg/m³] | fluid parameter function of Secondary fluid temperature |
2: | dpSec | - | Secondary fluid pressure change | [N/m²] |
1: | dz | - | Tank height | [m] |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDPAv | - | Mean dew-point temperature | [°C] |
2: | xRfrAv | - | Mean mass fraction of gas | [-] |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | hRfr | - | Specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | densRfr | - | Refrigerant density | [kg/m³] |
2: | dtDP | - | Dew-point temperature change | [°C] |
3: | pRfrIn | - | Inlet refrigerant pressure | [N/m²] |
4: | pRfrOut | - | Outlet refrigerant pressure | [N/m²] |
5: | dpRfr | - | Pressure change | [N/m²] |
6: | tDPAv | - | Mean dew-point temperature | [°C] |
7: | xRfrAv | - | Mean mass fraction of gas | [-] |
See also:
1: | Inlet |
2: | Outlet 1 |
3: | Outlet 2 |
1: | rmOut1 | - | Outlet 1 mass flow fraction | [-] |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | mSecIn | - | Inlet mass flow rate | [kg/s] |
3: | mSecOut1 | - | Outlet 1 mass flow rate | [kg/s] |
4: | mSecOut2 | - | Outlet 2 mass flow rate | [kg/s] |
1: | rmOut1 | - | Outlet 1 mass flow fraction | [-] | controllable parameter |
1: | Inlet |
2: | Outlet 1 |
3: | Outlet 2 |
1: | rmOut1 | - | Outlet 1 mass flow fraction | [-] |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfr | - | Specific enthalpy | [J/kg] |
3: | mRfrIn | - | Inlet mass flow rate | [kg/s] |
4: | mRfrOut1 | - | Outlet 1 mass flow rate | [kg/s] |
5: | mRfrOut2 | - | Outlet 2 mass flow rate | [kg/s] |
1: | rmOut1 | - | Outlet 1 mass flow fraction | [-] | controllable parameter |
See also:
1: | Inlet |
2: | Outlet 1 |
3: | Outlet 2 |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | mSecIn | - | Inlet mass flow rate | [kg/s] |
3: | mSecOut1 | - | Outlet 1 mass flow rate | [kg/s] |
4: | mSecOut2 | - | Outlet 2 mass flow rate | [kg/s] |
1: | Inlet 1 |
2: | Inlet 2 |
3: | Outlet |
1: | tSecIn1 | - | Inlet 1 temperature | [°C] |
2: | tSecIn2 | - | Inlet 2 temperature | [°C] |
3: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
4: | mSecIn1 | - | Inlet 1 mass flow rate | [kg/s] |
5: | mSecIn2 | - | Inlet 2 mass flow rate | [kg/s] |
6: | mSecOut | - | Outlet mass flow rate | [kg/s] |
1: | Inlet |
2: | Outlet 1 |
3: | Outlet 2 |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfr | - | Specific enthalpy | [J/kg] |
3: | mRfrIn | - | Inlet mass flow rate | [kg/s] |
4: | mRfrOut1 | - | Outlet 1 mass flow rate | [kg/s] |
5: | mRfrOut2 | - | Outlet 2 mass flow rate | [kg/s] |
See also:
1: | Inlet 1 |
2: | Inlet 2 |
3: | Outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfrIn1 | - | Inlet 1 specific enthalpy | [J/kg] |
3: | hRfrIn2 | - | Inlet 2 specific enthalpy | [J/kg] |
4: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
5: | mRfrIn1 | - | Inlet 1 mass flow rate | [kg/s] |
6: | mRfrIn2 | - | Inlet 2 mass flow rate | [kg/s] |
7: | mRfrOut | - | Outlet refrigerant mass flow rate | [kg/s] |
See also:
1: | Inlet 1 |
2: | Inlet 2 |
3: | Outlet |
1: | rmHumIn1 | - | Inlet 1 mass flow fraction | [-] |
1: | tHumIn1 | - | Humid air Inlet 1 temperature | [°C] |
2: | tHumIn2 | - | Humid air Inlet 2 temperature | [°C] |
3: | tHumOut | - | Outlet humid air temperature | [°C] |
4: | xHumIn1 | - | Inlet 1 absolute humidity | [-] |
5: | xHumIn2 | - | Inlet 2 absolute humidity | [-] |
6: | xHumOut | - | Outlet air absolute humidity | [-] |
7: | mHumIn1 | - | Inlet 1 mass flow rate | [kg/s] |
8: | mHumIn2 | - | Inlet 2 mass flow rate | [kg/s] |
9: | mHumOut | - | Outlet mass flow rate | [kg/s] |
10: | pHum | - | Humid air total pressure | [N/m²] |
1: | rmHumIn1 | - | Inlet 1 mass flow fraction | [-] |
See also:
1: | Power input 1 |
2: | Power input 2 |
3: | Power output |
1: | wIn1 | - | Input power 1 | [W] |
2: | wIn2 | - | Input power 2 | [W] |
3: | wOut | - | Output power | [W] |
1: | Number of parallels |
1: | Inlet |
2: | Outlet |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | mSecIn | - | Inlet mass flow rate | [kg/s] |
3: | mSecOut | - | Outlet mass flow rate | [kg/s] |
1: | Number of parallels |
1: | Inlet |
2: | Outlet |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | mSecIn | - | Inlet mass flow rate | [kg/s] |
3: | mSecOut | - | Outlet mass flow rate | [kg/s] |
1: | aDH | - | Heat transfer area district heating | [m²] | |
2: | rEffOil | - | Oil boiler efficiency | [-] | |
3: | rEffBio | - | Bio-fuel boiler efficiency | [-] | |
4: | wElDem | - | Electrical power demand | [W] | function of Time |
5: | qOilDem | - | Oil-based heat demand | [W] | function of Time |
6: | qBioDem | - | Biofuel-based heat demand | [W] | function of Time |
7: | tIndoor | - | Indoor temperature | [°C] | function of Time |
8: | uDH | - | Heat transfer coefficient district heating | [W/m²K] | function of District heating mass flow rate and District heating average temperature |
9: | Number of houses |
1: | Electrical power inlet |
2: | Oil inlet |
3: | Biofuel inlet |
4: | District heating supply |
5: | District heating return |
1: | tDHAv | - | District heating average temperature | [°C] |
1: | wEl | - | Electrical power | [W] |
2: | tDHIn | - | District heating supply temperature | [°C] |
3: | tDHOut | - | District heating return temperature | [°C] |
4: | mDH | - | District heating mass flow rate | [kg/s] |
5: | mOil | - | Oil mass flow rate | [kg/s] |
6: | mBio | - | Bio-fuel mass flow rate | [kg/s] |
1: | fvOil | - | Oil fuel value | [J/kg] | fluid parameter function of [tIndoor ] |
2: | fvBio | - | Biofuel fuel value | [J/kg] | fluid parameter function of [tIndoor ] |
3: | cpDH | - | Specific heat capacity district heating water | [J/kgK] | fluid parameter function of District heating average temperature |
4: | qDH | - | Heat from district heating | [W] | |
5: | tDHAv | - | District heating average temperature | [°C] | |
6: | uaDH | - | UA-value of district heating transfer | [W/K] | |
7: | qBld | - | Total heat single building | [W] | |
8: | qBldAll | - | Total heat all buildings | [W] |
1: | aBld | - | Foundation area | [m²] |
2: | nResid | - | Number of residentials | [-] |
3: | QHeat | - | Heat demand per residential area and temp.diff. | [W/m²K] |
4: | QTW | - | [QTW] | [W/m²] |
5: | WAppl | - | [WAppl] | [W/m²] |
6: | QRad | - | [QRad] | [W/m²] |
7: | tIndoor | - | Indoor temperature | [°C] |
8: | rEl | - | [rEl] | [-] |
9: | rDH | - | [rDH] | [-] |
10: | rOil | - | [rOil] | [-] |
11: | rBio | - | [rBio] | [-] |
12: | Number of houses |
1: | Electrical power inlet |
2: | District heating supply |
3: | District heating return |
4: | Oil inlet |
5: | Biofuel inlet |
1: | wEl | - | Electrical power | [W] |
2: | tDHIn | - | District heating supply temperature | [°C] |
3: | tDHOut | - | District heating return temperature | [°C] |
4: | tOil | - | [tOil] | [°C] |
5: | tBio | - | [tBio] | [°C] |
6: | mDH | - | District heating mass flow rate | [kg/s] |
7: | mOil | - | Oil mass flow rate | [kg/s] |
8: | mBio | - | Bio-fuel mass flow rate | [kg/s] |
1: | tAirOut | - | [tAirOut] | [°C] | controllable parameter |
2: | qHeat | - | [qHeat] | [W] | |
3: | qTW | - | [qTW] | [W] | |
4: | qAppl | - | [qAppl] | [W] | |
5: | qDH | - | Heat from district heating | [W] | |
6: | qOil | - | Oil cooling | [W] | |
7: | qBio | - | [qBio] | [W] | |
8: | qTot | - | Total heat transfer | [W] |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
See also:
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | Refrigerant inlet |
2: | Refrigerant outlet |
See also:
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfr | - | Specific enthalpy | [J/kg] |
3: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | tRfr | - | Refrigerant temperature | [°C] |
2: | pRfr | - | Refrigerant pressure | [N/m²] |
3: | tBP | - | Bubble-point temperature | [°C] |
4: | rvRfr | - | Relative volume flow | [m³/kg] |
5: | sRfr | - | Specific entropy | [J/kgK] |
6: | xRfr | - | Vapour mass fraction | [-] |
7: | cpRfr | - | Specific heat capacity refrigerant | [J/kgK] |
8: | dvRfr | - | Refrigerant dynamic viscosity | [Ns/m²] |
9: | tcRfr | - | Thermal conductivity | [W/mK] |
10: | vRfr | - | Volume flow rate | [m³/s] |
11: | qRfr | - | Heat to refrigerant | [W] |
See also:
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | tSecIn | - | Inlet secondary fluid temperature | [°C] |
2: | tSecOut | - | Outlet secondary fluid temperature | [°C] |
3: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | cpSec | - | Specific heat capacity secondary fluid | [J/kgK] | fluid parameter function of Mean secondary fluid temperature |
2: | q | - | Performance | [W] | |
3: | tSecAv | - | Mean secondary fluid temperature | [°C] | |
4: | dt | - | Temperature difference | [K] |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | pSecIn | - | Inlet secondary fluid pressure | [N/m²] |
3: | pSecOut | - | Outlet secondary fluid pressure | [N/m²] |
4: | mSec | - | Secondary fluid mass flow rate | [kg/s] |
1: | dpSec | - | Secondary fluid pressure change | [N/m²] |
1: | Secondary fluid inlet |
2: | Secondary fluid outlet |
1: | tSec | - | Secondary fluid temperature | [°C] |
2: | mSecIn | - | Inlet mass flow rate | [kg/s] |
3: | mSecOut | - | Outlet mass flow rate | [kg/s] |
1: | dmSec | - | Secondary fluid mass flow rate change | [kg/s] |
1: | Humid air inlet |
2: | Humid air outlet |
1: | tHum | - | Temperature humid air | [°C] |
2: | mHum | - | Mass flow rate humid air | [kg/s] |
3: | xHumIn | - | Inlet air absolute humidity | [-] |
4: | xHumOut | - | Outlet air absolute humidity | [-] |
5: | pHum | - | Humid air total pressure | [N/m²] |
1: | dxHum | - | Absolute humidity change | [-] |
See also:
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDPIn | - | Inlet dew-point temperature | [°C] |
2: | tDPOut | - | Outlet dew-point temperature | [°C] |
3: | hRfr | - | Specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | dtDP | - | Dew-point temperature change | [°C] |
2: | dpRfr | - | Pressure change | [N/m²] |
See also:
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfrIn | - | Inlet specific enthalpy | [J/kg] |
3: | hRfrOut | - | Outlet specific enthalpy | [J/kg] |
4: | mRfr | - | Refrigerant mass flow rate | [kg/s] |
1: | q | - | Performance | [W] |
2: | dh | - | Enthalpy change | [J/kg] |
See also:
1: | Refrigerant inlet |
2: | Refrigerant outlet |
1: | tDP | - | Dew-point temperature | [°C] |
2: | hRfr | - | Specific enthalpy | [J/kg] |
3: | mRfrIn | - | Inlet mass flow rate | [kg/s] |
4: | mRfrOut | - | Outlet refrigerant mass flow rate | [kg/s] |
1: | dmRfr | - | Refrigerant mass flow rate change | [kg/s] |
See also:
1: | Power input |
2: | Power output |
1: | wIn | - | Input power | [W] |
2: | wOut | - | Output power | [W] |
1: | dw | - | Power change | [W] |