1、HT100型水源热泵机组设计计算书527danfossHT100型水源热泵机组设计计算书编制: 批准: 北京恒有源科技发展有限公司热泵技术研究室概述：根据项目要求开发的HT100型水源热泵机组应适用于1000平米的住宅、商场等场所，可提供制冷、制热和生活用水，冷热切换采用水路换向。机组内置生活热水换热器，储水器和热水循环泵外置。一、设计工况1、制冷工况蒸发器进出水：12/7冷凝器进出水：30/35氟侧：2/40过冷5过热52、制热工况1蒸发器进出水：15/10冷凝器进出水：40/45氟侧：5/50过冷5过热53、制热工况2蒸发器进出水：10/5冷凝器进出水：40/45氟侧：2/50过冷5过热5
2、4、生活热水蒸发器进出水：15/10冷凝器进出水：50/55氟侧：5/60过冷5过热5 5 4 3 2 2 6 7 1序号压力/kpa温度/比焓/kj/kg比容/ m3/kg比熵/kj/kg.k干度制冷工况1530.87409.730.045451.762121533.662.5436.990.017491.762121533.676448.550.018741.796131533.640416.550.01513141533.640249.680.00088051533.635243.120.0008806530.82243.120.009470.207530.82406.080.04426
3、1热泵工况11583.810410.850.041451.757121942.474.5441.790.013891.757121942.490.3456.030.015111.798131942.450417.830.01166141942.450263.260.00092051942.445256.390.0009206583.85256.390.010710.2517583.85407.140.040351热泵工况21530.87409.730.045451.762121942.476.2443.360.014031.762121942.495.17460.360.015471.8091
4、31942.450417.830.01166141942.450263.260.00092051942.445256.390.0009206530.82256.390.012300.2567530.82406.080.044261二、系统构成三、四、压缩机计算选择SM370-4压缩机1台按两台压缩机计算：1、制冷工况蒸发热量：42.7x2=85.4KW功 率：10.1x2=20.2KWCOP=4.21电流：22.0X2=44.0AR22：747KG/HX2=1494KG/H=0.415KG/S冷凝热量：105.6KW2、制热工况1蒸发热量：43.0X2=86KW功 率：12.4X2=24.8K
5、WCOP=3.46电流：22.72X2=45.44AR22：811KG/HX2=1622=0.45KG/S冷凝热量：110.8KW3、制热工况2蒸发热量：38.6X2=77.2KW功 率：12.4X2=24.8KWCOP=3.11电流：22.67X2=45.34AR22：733KG/HX2=1466KG/H=0.407KG/S冷凝热量：110.8KW4、质量流量按制热工况1： h1-h6=410.85kj/kg-256.39kj/kg=154.46kj/kgm=86kw/154.46kj/kg=0.557kg/s=2004.4kg/h五、蒸发器计算P.H.E. VAPORIZER CALCUL
6、ATIONDate : 2002-5-29Design Calculation - AE7M - 60Input Data :Design Duty :Side 1Side 2Inlet TemperatureC:1.0110Outlet TemperatureC:05Outlet Temperature - gasC:5Mass Flow Rate -Totalkg/s:.5023.708 inlet vaporkg/s:.13Fluid Vaporizedkg/s:.37Max. Acceptable Pressure DropkPa:3050Operating Pressure - Ou
7、tletbar:4.86 - Physical Properties of Fluid : Fluid Name:R-22WaterReference TemperatureC:.697.45Liquid ViscositymPas:.2711.411 Densitykg/m:12941001 Heat CapacitykJ/kg,C:1.184.207 Thermal ConductivityW/m,C:.096.583 Evaporating TemperatureC:0Vapor ViscositymPas:.012 Densitykg/m:20.6 Heat CapacitykJ/kg
8、,C:.613 Thermal ConductivityW/m,C:.01 Latent HeatkJ/kg:204Designed Plate Heat Exchanger : Heat LoadkW:78 Total Heat Transfer Aream2:7.83Mean Temperature DifferenceC:7.5Overall H.T.C.W/m2,C:1405/1329Pressure Drop - TotalkPa:17.422.5 - in ConnectionskPa:2.22.7Connection Diametermm:4747Number of Channe
9、ls:29M30MTotal Number of Plates:60Oversurfacing%:6Fouling Factorm2,C/kW:.041 Version-2.2.2Note : Pressure drop in the fluid distribution is 1.5 - 2.5 bar 长：7+2.3X60=145mm宽：269mm高：529mm重量：5.5+0.6X60=41.5kg容积：0. 226*29=6.554L六、冷凝器计算P.H.E. CONDENSER CALCULATIONDate : 2002-5-29Design Calculation - WP7M
10、- 70Input Data :Design Duty :Side 1Side 2Inlet TemperatureC:9040Outlet TemperatureC:44.9745Mass Flow Rate -Totalkg/s:.5435.269Fluid Condensedkg/s:.54Max. Acceptable Pressure DropkPa:4050Operating Pressure - Outletbar:19.43Physical Properties of Fluid : Fluid Name:R-22WaterReference TemperatureC:49.9
11、942.5Liquid ViscositymPas:.215.624 Densitykg/m:1077990 Heat CapacitykJ/kg,C:1.3234.175 Thermal ConductivityW/m,C:.085.633Vapor ViscositymPas:.014 Vapor Densitykg/m:82.02 Heat CapacitykJ/kg,C:1.009 Thermal ConductivityW/m,C:.013 Latent HeatkJ/kg:157 Condensing TemperatureC:50Designed Plate Heat Exchanger : Heat LoadkW:110 Total Heat Transfer Aream2:9.18Mean Temperature DifferenceC:7.53Overall H.T.C.W/m2,C:1680/1592Pressure Drop - TotalkPa:1.232.5 - in ConnectionskPa:-.35.6Connection Diametermm:4747Number of Channels:34M35MTotal Number of Plates:70Oversurfacing%:5Fouling Factorm2,C/kW:.033
