汽机旁路阀加装“阀芯防冲刷装置”浅谈

Peripheral Analysis of Turbine Bypass Valve Trim Anti-cavitation Apron

目前,国内有很多阀门制造企业和设计人员为了解决汽机旁路阀在运行中冲刷严重的问题,提出增加阀芯防冲刷挡板的设计方案。从理论和实例两个方面详细分析了汽机旁路阀加装防冲刷挡板的认识误区以及其危害性,并给出了正确的解决办法。

In order to solve the issues of turbine bypass valve cavitation, many domestic valve manufacture and designers give a solution just as add an apron around the bypass valve plug. It gives thorough analysis and elaborates the harm of adding apron around bypass valve plug. As well as the correct solution to sovle this issues is given.