煤粉管道金属膨胀节常见问题及解决方案  

Solutions to Common Problems in the Metallic Expansion Joints of Pulverized Coal Pipeline

作　　者：孙瑶瑶 SUN Yaoyao(Harbin Boiler Co.,Ltd.,Harbin 150001)

机构地区：[1]哈尔滨锅炉厂有限责任公司,黑龙江哈尔滨150001

出　　处：《电力安全技术》2022年第3期57-58,共2页Electric Safety Technology

摘　　要：针对各电厂煤粉管道因金属膨胀节选型、安装位置、吊挂导向结构不合理等引发的问题,对目前市场常见的煤粉管道金属膨胀节类型进行对比分析,提出了优化金属膨胀节设计和安装位置、减少膨胀节数量等解决措施,以保障锅炉稳定、高效运行。In allusion to a series of problems in pulverized coal pipelines of power plants caused by the unreasonable selection of metal expansion joint, installation position and hanging guide structure, etc.,comparative analyses are conducted on the types of common metal expansion joints of pulverized coal pipes in the market at present, and solutions and measures are put forward to optimize the design of metallic expansion joints and the location for installation, and reduce the number of metallic expansion joints to be used so as to guarantee the stable and efficient operation of boilers.

关 键 词：煤粉管道 金属膨胀节 卡涩 变形 

分 类 号：TM621.2[电气工程—电力系统及自动化]