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福清融元污水处理工程采用先进的百乐卡活性污泥处理工艺,控制系统采用三层结构: 设备层:采用TURCK Profibus—DP现场总线产品控制层:SIEMENS S7—300 PLC 监控层:SIEMENS WINCC 监控层通讯网络为光纤环形以太网结构两台监控操作站互为冗余热备,故障恢复后数据库自动更新。
Fuqing financial yuan sewage treatment project using advanced bermudagraph activated sludge treatment process, the control system uses three-tier structure: Device layer: using TURCK Profibus-DP fieldbus Control layer: SIEMENS S7-300 PLC Monitoring layer: SIEMENS WINCC monitoring Layer communication network for the optical fiber Ethernet ring structure of the two monitoring stations each other redundant hot standby, automatic recovery after the failure of the database.