摘要
在大中型火电厂中,分散控制系统(DCS)的工作状态影响机组的安全经济运行,其系统接地对保证人身安全、保证控制系统连续可靠运行具有重要意义。根据工程调试和运行维护经验,总结、分析了DCS系统接地存在的问题,并依据相关规定、标准提出了相应的处理方法和措施,可供同行参考。
In large and middle thermal power plants,the ground connection of distributed control system（DCS）,whose working conditions affect safe and economic operation of the units,is significant to ensure personal safety and continuous reliable control system operation.According to the project commissioning and operation maintenance experience,the issues related to DCS system grounding is summarized and analyzed.Corresponding treatment methods and measures are proposed according to relevant regulations and standards.
出处
《陕西电力》
2010年第12期91-94,共4页
Shanxi Electric Power
关键词
火电厂
分散控制系统
接地
thermal power plant
distributed control system
grounding
