[EnergyPlus_Support] GSHP coefficient

["shubou" <dingwenting@xxxxxxxxx>]

Hi, 
Who can tell me how to decide the coefficient of GSHP? I read the reference but cannot find any hint.Thank you.

HeatPump:WaterToWater:EquationFit:Heating,
    GshpHeating,             !- Name
    GshpHeating SourceSide Inlet Node,  !- Source Side Inlet Node Name
    GshpHeating SourceSide Outlet Node,  !- Source Side Outlet Node Name
    GshpHeating LoadSide Inlet Node,  !- Load Side Inlet Node Name
    GshpHeating LoadSide Outlet Node,  !- Load Side Outlet Node Name
    1.89E-03,                !- Rated Load Side Flow Rate {m3/s}
    1.89E-03,                !- Rated Source Side Flow Rate {m3/s}
    39040.92,                !- Rated Heating Capacity {W}
    5130.00,                 !- Rated Heating Power Consumption {W}
    -3.33491153,             !- Heating Capacity Coefficient 1
    -0.51451946,             !- Heating Capacity Coefficient 2
    4.51592706,              !- Heating Capacity Coefficient 3
    0.01797107,              !- Heating Capacity Coefficient 4
    0.155797661,             !- Heating Capacity Coefficient 5
    -8.93121751,             !- Heating Compressor Power Coefficient 1
    8.57035762,              !- Heating Compressor Power Coefficient 2
    1.29660976,              !- Heating Compressor Power Coefficient 3
    -0.21629222,             !- Heating Compressor Power Coefficient 4
    0.033862378,             !- Heating Compressor Power Coefficient 5
    0.15;                    !- Cycle Time {hr}




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