发电机密封油控制系统用差压阀可靠性设计和试验

The Reliability Design and Test of the d/p Valve Used in Seal Oil Control System for Power Generator

从差压阀的可靠性预计找出影响差压阀达到高要求的主要零件是波纹管和弹簧,重点讨论了螺旋弹簧的可靠性设计分析、计算以及波纹管的可靠性试验和失效分析.

From the reliability estimation of the d/p valve, it is found that the major parts affecting the high performance of the d/p valve are the spring and the bellow. The analysis and calculation of the reliability design of spiral spring and the reliability test and failure analysis of bellow are focused.