分散控制系统地理分散布置及HIACS系统的对策

Local position distribution of distributed control system and strategy of HIACS

分析新世纪中对电厂控制系统地理分散布置的需求及对分散控制系统新的技术要求。提出机组级网络、公共辅助车间网络和装置级网络的概念,以日立公司HIACS-5000M系统为例给出完善的对策方案。介绍该系统在中国的工程项目应用情况。

This paper analyzes the new technical requirements for distributed control system in new century.These requirements come from the local position distribution of DCS equipment.The paper introduces the concept of generating unit class control network,common auxiliary plant class control network and local equipment class control network,and with HIACS-5000M system of HITACHI Corp.as example gives the perfect strategy and briefs the application status of this system in projects in China.