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简要介绍了水电厂现地控制单元的系统原理与结构,详细介绍了水电厂现地控制单元中采用 GE90-30 PLC 的设计思想、系统结构、系统功能以及特点。
The system principle and structure of on-site control unit of hydropower station are briefly introduced. The design idea, system structure, system functions and features of GE90-30 PLC in the on-site control unit of hydropower station are introduced in detail.