动叶可调轴流引风机振动异常分析及处理  

Analysis and Settlement of the Abnormal Vibration of the Axial Draught Fan with Adjustable Blades

作　　者：赵建光 ZHAO Jianguang(Ningxia Jingneng Ningdong Power Generation Co.,Ltd.,Yinchuan Ningxia 750400,P.R.China)

机构地区：[1]宁夏京能宁东发电有限责任公司

出　　处：《重庆电力高等专科学校学报》2019年第5期18-20,45,共4页Journal of Chongqing Electric Power College

摘　　要：简述某电厂2×660 MW超临界机组双级动叶可调轴流引风机结构原理,分析、查找1#机组11#引风机运行过程中振动异常的原因,实施合理的处理方案,制订有效的预防措施,可为同类型风机振动异常的处理、预防提供参考。This paper introduces the structure principle of the axial draught fan with double-stage adjustable blades of the 2×660 MW supercritical unit in a power plant.It analyzes the abnormal vibration of the 11#draught fan of 1#unit during its operation as well as putting forward reasonable scheme of settlement and effective precautionary measures,which can provide reference for similar cases.

关 键 词：双级 动叶可调 轴流引风机 振动 处理 预防 

分 类 号：TM621[电气工程—电力系统及自动化]