汽轮机组更换高中压外缸相连管道安装的技术要点  

Technical Points for Installation of Steam Turbines to Replace High and Medium Pressure Outer Cylinders

作　　者：李强 LI Qiang(Northwestern Third Electric Power Construction Co.,Ltd.,Xianyang 712000,China)

机构地区：[1]西北电力建设第三工程有限公司

出　　处：《价值工程》2019年第21期147-148,共2页Value Engineering

摘　　要：本文针对管道施工中安装应力、管道清洁度对汽轮机质量产生影响因素,根据陕西渭河发电有限公司#6机组汽轮机通流间隙及高背压改造中导汽、抽汽、排汽管道施工的技术要求和特点,在确保安全和质量前提下,采取了必要的施工措施。In this paper, in view of the influence factors of installation stress and pipeline cleanliness on the quality of steam turbines in pipeline construction, the technical requirements and features of steam extraction, steam diversion, exhaust steam pipe construction in the turbine flow gap and high back pressure of #6 unit of Shaanxi Weihe Power Generation Co., Ltd. are analyzed and the necessary construction measures under the premise of ensuring safety and quality are proposed.

关 键 词：高中压外缸更换 抽汽、导汽、排汽管道保留 管道系统清洁、无应力安装恢复 

分 类 号：TK269[动力工程及工程热物理—动力机械及工程]