600MW汽轮机循环水旋转式二次滤网主传动轴密封的技术改造  

Technical Retrofit to Main Driving Shaft Sealing for Rotary Secondary Strainer of Circulation Water of 600MW Steam Turbine Unit

作　　者：马孝栋 沈鸿[2] 沈祖荣 

机构地区：[1]元宝山发电厂,内蒙古赤峰024070 [2]哈尔滨汽轮机厂有限责任公司,哈尔滨150046 [3]哈尔滨哈汽实业开发总公司,哈尔滨150046

出　　处：《汽轮机技术》2006年第2期145-146,共2页Turbine Technology

摘　　要：针对某发电厂3号机组600MW汽轮机循环水系统中旋转式二次滤网的主传动轴密封泄漏问题进行研究、分析和探讨。提出简洁明了、确切可行的技术改造方案,达到了要求改造的目的。Researches, analysis and discussions were conducted for the sealing leakage from main driving shaft for rotary secondary strainer of circulation water of 600MW steam turbine in Unit No. 3 of certain power plant. Then, a compact, perspicuous and exactly practicable technical retrofit method was proposed to achieve the retrofit purpose.

关 键 词：二次滤网 骨架密封 泄漏 卡涩 

分 类 号：TK267[动力工程及工程热物理—动力机械及工程]