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Analysis of Exceeded Idling Time of 600 MW Sub-critical Steam Turbine
Pages: 59-61
Year: Issue:  1
Journal: Guangxi Electric Power

Keyword:  火电厂汽轮机转子惰走;
Abstract: 汽轮机的情走时间是机组停运过程的重要监视参数,是判断蒸汽系统严密性重要依据.台山电厂1号机组在一次停机过程中汽轮机转子情走时间超正常值40 min,通过对汽轮机金属温度、转子受力变化等情况进行分析,确定了主汽门1及其对应调口关闭不严是异常发生的主要原因,对同类故障有一定的借鉴作用.
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