600MW超临界W炉下炉膛水冷壁热疲劳损伤原因分析及改造  

Analysis on the cause and optimization of transformation of water-cooled hopper bottom wall thermal fatigue damage in 600 MW supercritical W-flame boiler

作　　者：吴智 

机构地区：[1]贵州乌江水电开发有限责任公司,贵州贵阳550002

出　　处：《贵州电力技术》2016年第11期11-13,23,共4页Guizhou Electric Power Technology

摘　　要：通过对塘寨电厂超临界W炉下炉膛水冷壁热疲劳损伤原因进行研究分析和现场试验,火焰下冲深是造成水冷壁热疲劳损伤的主要原因,并针对性的开展燃烧系统优化改造。This paper analyzed the cause of thermal fatigue damage on supercritical W-flame boiler water-cooled bopper bottom wall in Tangzhai Power Plant, and summarized the situation of optimization of transformation for improving reliabi]ity, which was of great significance for supercritical W-flame boiler safe operation, and had a strong guiding role for the improvement and optimization of the same type of unit.

关 键 词：超临界W炉 下炉膛水冷壁 热疲劳 

分 类 号：TM621[电气工程—电力系统及自动化]