DCS\DEH系统升级改造研究  

Study of DCS\DEH System Upgrading

作　　者：谢增 XIE Zeng(Shanxi Zhaofeng Aluminum Electric Co.,Ltd.,Yangquan 045209,China)

机构地区：[1]山西兆丰铝电有限责任公司自备电厂,山西阳泉045209

出　　处：《电气传动自动化》2021年第1期31-33,共3页Electric Drive Automation

摘　　要：文章较为详尽地介绍了自备电厂2#机组改造前的状况及对老旧DCS/DEH系统进行升级改造方案和优点,着重讨论了在原有EDPF-NT控制系统进行硬件部分、软件结构配置及其控制装置原理、控制方案优化改造,以及在在改造中遇到的问题的解决办法。对于一些老旧DCS/DEH系统升级改造具有一定的借鉴意义。This paper introduces the condition of the unit 2 in the self-provided power plant,and the upgrading scheme for the outdated DCS/DEH system and its advantages.The focus of the paper is the discussion of the hardware of the original EDPF-NT control system,the configuration of the software structure and its principle of the control device,the optimization of the control scheme,and the solution to the problems encountered in the transformation.This research is significant for some old DCS/DEH system upgrading.

关 键 词：DCS 分散控制 DEH 安全防护 模件 操作站 

分 类 号：TM621.3[电气工程—电力系统及自动化]