论述了DEH控制系统在阀门管理方面的先进功能 ,分析总结了工程实际中降低调节阀门节流损失的技术途径 ,并在此基础上提出了DEH控制系统中降低调节阀门节流损失的阀门管理新策略 ,使调节级的效率在机组运行的整个负荷区段达到最高 ,特别适用于调峰机组的经济运行 ,且易于实施 ,具有较高的生产实用价值 Discusses the advanced function of DEH control system in valve management, analyzes and summarizes the technical ways to reduce the throttling loss of regulating valve in engineering practice, and on this basis puts forward the new valve management which can reduce the throttling loss of regulating valve in DEH control system Strategy so that the efficiency of the control stage reaches the highest level in the entire load section of the unit operation. It is especially suitable for the economical operation of the peaking unit and is easy to implement with high production practical value