1.5万千瓦热电厂锅炉有多少顿

2025年04月07日 01:37
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1.5万千瓦,即15MW,大约需要51吨锅炉容量,可以选择60吨级以上锅炉。
火力发电厂发电机容量大小和锅炉配置大小的关系
譬如说60MW的发电机配置多大的锅炉?
应该是204吨。
通常,MW指的是电工率,要想大概计算也可以:锅炉吨位×每吨蒸汽焓×汽轮机效率×发电机效率:锅炉吨位×0.7×0.42=电功率MW,比如204×0.7×0.42=60MW。这里的0.7是1t/h基本等同于0.7MW,(习惯会认为是0.7MW,但也要看蒸汽的参数,蒸汽的压力和过热度不同,焓值也不同,即蒸汽焓随蒸汽参数的不同是不同的,会有点出入)0.42是考虑汽轮机效率、发电机效率的系数(也决定于汽轮机那边的系统,0.42是取一个大概值。可以查汽轮机岗位那边的设计书).
锅炉产生的蒸汽是吨位计,但汽轮机发电是以热量计,其实按上面是可以转换的。算出锅炉运行参数时每吨蒸汽含的热量,系统的效率,就可以得出MW。习惯上,电厂的装机容量都以MW,而不大习惯说锅炉是多少吨。至于 60MW的发电机配置多大的锅炉,不一定是上204吨,会有个富余量。当然还得是在锅炉设计上有的系列,一般都不上非标的。

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