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妈湾电厂２×３００ＭＷ机组的ＤＥＨ（包括给水泵汽轮机控制系统ＭＥＨ）采用了ＩＮＦＩ－９０分散控制系统（ＤＣＳ）的硬件，使ＤＥＨ纳入ＤＣＳ之中，实现了控制功能硬件一体化。文中介绍了ＤＥＨ的配置，各部套的功能、特点及使用情况。
The DEH of the 2 × 300 MW unit at Mawan Power Plant (including the feed water pump turbine control system MEH) uses INFI-90 Distributed Control System (DCS) hardware to integrate DEH into the DCS and to realize the control function and hardware integration. This article describes the DEH configuration, the function of each department, features and usage.