主蒸汽、再热蒸汽管道温度套管更换处理技术研究  

Research on Replacement Technology of Main Steam and Reheat Steam Pipe Temperature Sleeve

作　　者：马兆鹏 MA Zhao-peng(Qingshuichuan Energy Co.,Ltd.,Fugu 719405,China)

机构地区：[1]陕西清水川能源股份有限公司,府谷719405

出　　处：《价值工程》2021年第26期112-114,共3页Value Engineering

摘　　要：某厂#1、#2(2×300MW)机组,主蒸汽、再热蒸汽母管上温度插座在选材上存在安全隐患,为有效消除该角焊缝的开裂隐患,通过对温度套管焊接型式的研究并结合现场实际,更换主蒸汽及再热热段蒸汽母管上温度插座用材,隐患得到消除。A factory#1,#2(2)×There are potential safety hazards in the material selection of temperature socket on main steam and reheat steam main pipe of 300 MW unit.In order to effectively eliminate the cracking hazard of fillet weld,through the research on the welding type of temperature sleeve and combining with the actual situation on site,the material used for temperature socket on main steam and reheat steam main pipe is replaced,and the potential hazard is eliminated.

关 键 词：300MW汽轮发电机组 主蒸汽管道温度套管开裂问题 管道测点接管 

分 类 号：TM621.2[电气工程—电力系统及自动化]