流体机械

2007, No.420(06) 80-82+85

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离心式冷水机组变频调速的节能效果分析
Analysis on Energy Saving Effect of Centrifugal Water Chiller with Frequency Control Technology

王振辉;岳海兵;迟冬青;崔海亭;
WANG Zhen-hui1,YUE Hai-bing2,CHI Dong-qing3,CUI Hai-ting1(1.Hebei University of Science and Technology,Shijiazhuang 050054,China;2.Hefei General Mechinery Research Institute,Hefei 230031,China;3.York International Ltd.Shijiazhuang Representative Office,Shijiazhuang 050038,China)

摘要(Abstract):

对空调系统全年运行能耗的影响因素进行了分析,讨论了制冷机与换热器联合运行时的综合性能及相关参数,介绍了部分负荷冷水机组的调节方法,指出在变水温条件时离心式冷水机组采用变频调速具有最大的节能潜力,最后以实例数据说明了变频驱动离心式冷水机组的适用工况。
The effect factors of energy consumption all year on air-conditioning system were analyzed,comprehensive property and the related parameter of centrifugal refrigerating compressor with heat exchanger were discussed,and adjustment methods in the part loads of chillers were also introduced.The frequency control technology having the maximum potential of energy-saving in the variable water temperature is given;the work condition on centrifugal chiller with frequency control is also explained based on actual data.

关键词(KeyWords): 离心冷水机组;变频调速;节能;分析
centrifugal chiller;frequency control;energy-saving;analysis

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作者(Author): 王振辉;岳海兵;迟冬青;崔海亭;
WANG Zhen-hui1,YUE Hai-bing2,CHI Dong-qing3,CUI Hai-ting1(1.Hebei University of Science and Technology,Shijiazhuang 050054,China;2.Hefei General Mechinery Research Institute,Hefei 230031,China;3.York International Ltd.Shijiazhuang Representative Office,Shijiazhuang 050038,China)

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