核级空排止回阀结构原理及特性分析

Structural Principle and Characteristic Analysis of Nuclear Level No-load Running Check Valve

介绍了核级空排止回阀的结构组成与工作原理,并对阀门进行了模态特性分析、抗震特性分析以及阻力特性分析,通过分析证明了阀门流通性能良好,各项性能指标符合规范要求。

This Paper mainly introduces the structure composition and working principle of nuclear grade no-load running check valve,and analyzes the modal characteristics,seismic characteristics and resistance characteristics of the valve.It is proved that the flow performance of the valve is good,and the performance indexes meet the requirements of the code.