介绍了红沿河核电站1号机组汽轮机主汽阀和调节阀布置、结构特点；论述该机组主汽阀和调节阀的调整过程，包括阀位反馈整定、阀门开关时间调校、阶跃响应测试等；对一些重要技术指标进行了分析并给出了调校办法。此调整经验可供同类工程调试专业人员参考。

This paper introduces the layout and structure characteristics of stop valves and control valves of No.1 steam turbine in Hongyanhe Nuclear Power Plant, as well as the valves’ commissioning process, including setting of valve position feedback, the adjustment and calibration of valve switching time, step response test. Finally, some important technical indexes were analyzed to give adjustment methods, which could provide references for similar projects’ commissioning.