700MW机组锅炉三级过热器下弯头改造分析

The Analysis of the 700 MW Unit Boiler Elbow Under the Third Stage Superheater's Reconstruction

通过珠海发电厂700MW机组锅炉三级过热器下弯头的改造实践,给出了锅炉受热面改造过程中钢管材料选择、制造、安装过程中应注意的问题。

Through the reconstruction of the 700 MW unit boiler elbow under the third stage superheater practice in Zhuhai power station,this article introduces the pipe material selection,manufacturing of the boiler heating surfacer during the reconstruction and the problems should be paid attention to during the installating process.