离心冷水机组的喘振和热气旁通防喘振控制  

SURGING OF CENTRIFUGAL WATER CHILLER AND PREVENTION CONTROL USING HOT GAS BY PASS

作　　者：孙国平 

机构地区：[1]上海合众-开利空调设备有限公司,上海200090

出　　处：《制冷技术》2001年第4期36-41,共6页Chinese Journal of Refrigeration Technology

摘　　要：本文从离心压缩机的工作原理出发探讨了离心冷水机组喘振产生的机理 ,喘振现象 ,防喘振条件及如何进行防喘振控制等问题 ,并对热气旁通防喘振控制应用过程中可能出现的错误现象进行了阐述 。Surging of centrifugal water chiller is discussed in the aspect of the cause,the phenomena and the prevention methods, It is based on the analysis of centrifugal compressor's working principle. A wrong method probably taken when using HGBP as prevention control is described. Will give beneficial reference to equipment selecting and maintenance people.

关 键 词：喘振 冷水机组 离心压缩机 热气旁通 控制 产生机理 防护 

分 类 号：TB535[理学—物理]