吸收式热泵参数计算及节能分析

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,机组参数计算,,,,,,,

,类别,名称,单位,根据热水,根据机组功率,根据余热水,根据热源,根据乏汽

,热水,COP,,1.70,1.70,1.70,1.70,1.70

,,制热功率,MW,18.61,11.49,14.12,11.49,3.19

,,热水进口温度,℃,21.0,50.0,70.0,50.0,50.0

,,热水出口温度,℃,85.0,88.0,90.0,88.0,88.0

,,热水流量,t/h,250.0,260.0,607.1,259.9,72.2

,余热水,余热水进口温度,℃,25.0,55.0,45.0,55.0,55.0

,,余热水出口温度,℃,18.0,32.0,40.0,32.0,32.0

,,余热水流量,t/h,941.2,176.9,1000.0,176.8,7.50

,,可回收余热功率,MW,7.66,4.73,5.82,4.73,1.31

,,余热占机组比例,%,41.18,41.18,41.18,41.18,41.18

,蒸汽系统,蒸汽压力,Mpa,0.80,0.80,0.80,0.80,0.80

,,凝水温度,t,85.0,85.0,85.0,85.0,85.0

,,凝水焓值,kJ/kg,355.9,355.9,355.9,355.9,355.9

,,传热效率,-,0.975,0.975,0.975,0.975,0.975

,,饱和蒸汽焓值,kJ/kg,2738.0,2738.0,2738.0,2738.0,2738.0

,,过热蒸汽焓值,kJ/kg,2944.0,2944.0,2944.0,2944.0,2944.0

,,过热蒸汽焓降,kJ/kg,2588.1,2588.1,2588.1,2588.1,2588.1

,,,kw.h/t,718.8,718.8,718.8,718.8,718.8

,,过热蒸汽耗量,t/h,15.62,9.64,11.85,9.64,2.68

,,饱和蒸汽耗量,t/h,16.97,10.48,12.88,10.47,2.91

,,需要补水量,t/h,1.35,0.83,1.02,0.83,0.23

,,蒸汽热功率,MW,10.95,6.76,8.31,6.76,1.88

,,热源占机组比例,%,58.82,58.82,58.82,58.82,58.82

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,尖峰加热器,进水温度,℃,85.0,系统总制热量,,MW,20.06

,,出水温度,℃,90.0,蒸汽费用,蒸汽价格,元/t,150

,,循环流量,t/h,250.0,,年运行天数,d,120

,,制热量,MW,1.45,,年运行小时数,h,2880

,,传热效率,%,0.95,,系统过热蒸汽耗量,t/h,17.74

,,过热蒸汽焓降,kJ/kg,2588.1,,系统年过热蒸汽耗量,t,51103.7

,,过热蒸汽耗量,t/h,2.13,,年过热蒸汽费用,万元,766.6

,电费,系统电耗,kw,7.50,,实际运行费用70%,万元,536.6

,,电价,元/度,0.75,,,,

,,年用电量,104kwh,2.16,,,,

,,年用电费用,万元,1.62,,,,

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