The principle of centrifugal chillers is introduced to verify that chillers with multiple stages can avoid surge effectively and can be used in ice storage system.
本文介绍离心式压缩机原理，说明多级压缩离心式冷水机组能有效避免“喘振”，可应用于冰蓄冷系统。
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Based on type, performance contrast, construction technique test of the soften polymer mortar, it is successful in anti-seepage disposal of surge shaft in Jiangsu Yixing Pumped Storage Power Station.