专利汇可以提供Water level controller of feed water heater in power plant专利检索,专利查询,专利分析的服务。并且PURPOSE:To perform stable operation of a power plant, by decreasing change of a level of drain water, that is, by controlling water level regulating valves in such a manner that balance of an inflow amount to a feed water heater and outflow amount from the feed water heater is held to constant. CONSTITUTION:Extraction flow amount arithmetic units 49, 54, calculating an extraction flow amount to feed water heaters 5, 6, and drain flow amount arithmetic units 50, 55, calculating a drain flow amount, flowing out from the feed water heaters 5, 6, are provided. Then water level regulating valves 13, 15 are controlled in such a manner that inflow and outflow amounts of the feed water heaters are balanced to constant, and a cause of generation for change of a water level can be correctively removed in a preceding state. In this way, the change of drain water level can be decreased, and a power plant can be more stably operated.,下面是Water level controller of feed water heater in power plant专利的具体信息内容。
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