摘要
对３００ＭＷ机组的回热系统及其布置作了一些分析、比较和改进，以提高电厂的安全可靠性，为运行和维护创造良好的工作条件。
This paper presents analysis、comparison and improvment on regenerative heating system of 300MW units,so that the safity and reliability of the power plant can be improved,and a good working condition for operation and maintenance will be created
关键词
发电机组
回热系统
布置
External steam cooler Be arranged by layers Drain cooling section, Steam cooling section
