控制系统通信技术的应用

The Application of Communication Technology Between Control Systems

介绍海洋石油二期项目的DCS、PLC系统,以DCS为核心,各PLC作为子系统,DCS通过EPLCG、SI通信卡、SMM通信模块与PLC之间通信的原理及应用,通讯技术的应用给事故分析带来的益处。

Presents application of DCS and PLC of CNOOC NO.2 Plant.Base on DCS as critical part and every PLC as sub-system,describing commumcation principle and application between DCS and PLC using EPLCG,SI and SMM for communication.Presents the benefit of application of communication technology while analyzing product history event.