135MW汽轮机给水泵密封水回水回收装置改造分析  

Analysis on reformation of backwater recovery device of sealing water for feed pump of 135 MW turbine

作　　者：宫诗璐 

机构地区：[1]华电忻州广宇煤电有限公司,山西忻州034000

出　　处：《华电技术》2014年第4期17-18,共2页HUADIAN TECHNOLOGY

基　　金：华电青年创新创效项目(HDQNCX2012-06)

摘　　要：以华电忻州广宇煤电有限公司135 MW机组为例,介绍了给水泵组轴端密封所采用螺旋密封结构存在的问题,提出了针对性改造方案并给出了适用领域,分析了改造后的经济和社会效益,得出了该改造方案具有良好推广前景的结论。Taking the 135 MW unit of Huadian Xinzhou Guangyu Coal and Power Company Limited as example,the problems existing in the spiral sealing structure adopted in shaft end seal of the feed pump set were introduced. A targeted reformation scheme was proposed,and the application scope of the scheme was given. The economical benefit and the social effects of the reformation were analyzed,and the result in this paper shows that the scheme has good promotion prospects.

关 键 词：火电厂 给水泵 密封水 回水回收 效益分析 节水 

分 类 号：TK268[动力工程及工程热物理—动力机械及工程]