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1 问题的提出汤河水库电厂排水泵及其自动排水装置 ,是电厂生产的附属运行设备 ,它能将 2台机组运行中的渗漏水自动汇入集水井 ,再通过水泵排至电厂尾水渠 . 2台水泵互为备用 ,通过水位之变化 ,利用自动排水装置自动控制电机的启动而达到自动排水的目的 .原设计的报警功能是 ,
1 PROBLEM PROBLEM The drainage pump and its automatic drainage device of Tanghe Reservoir are auxiliary equipments for power plant production. It can automatically seepage water in operation of two units into a water collection well and then discharge it to the power plant tailrace . 2 sets of pumps each other, through the water level changes, the use of automatic drainage device automatically controls the motor start to achieve the purpose of automatic drainage. The original design of the alarm function,