摘要
通过综合分析，１５０发电厂＃３炉导汽管爆破的原因是导汽管超期服役造成的。由于椭圆度超标等原因使局部所受的应力过大，产生蠕变损伤而爆破。
Through analyzing,the tube blast of steam guide pipe of Boiler No 3 in No,150 Power plant is due to exceed life time service of the tube Large ovality of the tube section causes stress concentration,creep rapture and failuer
出处
《河北电力技术》
1997年第2期37-41,共5页
Hebei Electric Power
关键词
导汽管
爆破
发电厂
锅炉
steam guide pipe blast ovality creep rapture
