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螺杆式冷水机组变频应用刍议
引用本文:曾振威,李聪. 螺杆式冷水机组变频应用刍议[J]. 制冷空调与电力机械, 2005, 26(3): 66-68
作者姓名:曾振威  李聪
作者单位:深圳市拓普威机电设备有限公司,广东,深圳,518002
摘    要:通过分析螺杆式冷水机组的特点-排气压力不随转速而变化,认为与离心式冷水机组相比,在螺杆式冷水机组上加装变频驱动并不能获得理想的节能效果.

关 键 词:螺杆式冷水机组  排气压力  变频驱动  节能
文章编号:1006-8449(2005)03-0066-02

Discussion on Application of Variable Frequency Control in Screw Chiller
ZENG Zhen-wei,LI Cong. Discussion on Application of Variable Frequency Control in Screw Chiller[J]. Refrigeration Air Conditioning & Electric Power Machinery, 2005, 26(3): 66-68
Authors:ZENG Zhen-wei  LI Cong
Abstract:The paper analyses one of features of screw chiller that the discharge pressure will remain unchanged while its rotor speed varying. Considers that the ideal efficiency of energy saving of screw chillers with variable frequency control are not achieved in comparing with centrifugal ones.
Keywords:screw chiller  discharge pressure  variable frequency control  energy saving
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