Based on the different configuration schemes for the water supply systems of the 350MW supercritical units in the firststage and secondstage projects of Huaneng Dongfang Power Plant, this essay analyzes both their advanta ges and disadvantages in the aspects of cost, security, economy and reliability, to provide reference for the optimiza tion of the water supply system of the 350MW supercritical unit.%结合华能东方电厂一、二期工程350MW超临界机组给水系统的不同配置方案,从造价、安全、经济、可靠性方面分析给水系统不同配置方案的优缺点,为350MW等级超临界机组给水系统的优化提供参考。
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