超超临界锅炉干湿态转换分析Analysis of the Conversion between Dry and Wet Status in Ultra Supercritical Units
陈小强,罗志浩,尹峰
CHEN Xiao-qiang,LUO Zhi-hao,YIN Feng(Zhejiang Electrical Power Test and Research Institute
摘要(Abstract):
干湿态转换是超超临界机组启动、停机过程中重要的技术环节。在总结国电北仑电厂、华能玉环电厂超超临界机组干湿态转换特点的基础上,详细介绍了超超临界机组运行状态转换过程中的主要技术难点,并给出了相应的分析和解决方法。
Conversion between dry and wet status is the most important technical section for ultra supercritical units in startup and shut down period.According to the main problems met in Yuhuan Power Plant and Beilun III project,the corresponding analysis and solve methods were presented.
关键词(KeyWords):
干湿态;超超临界;启动系统;过热度;再循环
dry and wet state;ultra supercritical;startup system;superheat ratio;recirculation
基金项目(Foundation):
作者(Author):
陈小强,罗志浩,尹峰
CHEN Xiao-qiang,LUO Zhi-hao,YIN Feng(Zhejiang Electrical Power Test and Research Institute
DOI: 10.19585/j.zjdl.2010.02.009