液压脉动去除600MW汽轮发电机护环宏观残余应力  

The Residual Stress Relieving by Pulsating Hydraulic Test on 600MW Turbogenerator Retaining Ring

作　　者：孙茂才[1] 刘松年 

机构地区：[1]哈尔滨工业大学,黑龙江哈尔滨150001 [2]哈尔滨量具刃具厂,黑龙江哈尔滨150040

出　　处：《大电机技术》2002年第2期38-39,53,共3页Large Electric Machine and Hydraulic Turbine

摘　　要：本文介绍了用油压脉动试验的方法去除护环的宏观残余应力。试验发现 。In this paper,the method of pulsating hydraulic test to relief retaining ring residual stress is introduced.In the test,it is found that macro residual stress of retaining ring is decreased notably.

关 键 词：液压脉动 600MW汽轮发电机 护环 宏观残余应力 

分 类 号：TM311[电气工程—电机]