600 MW超临界汽轮机通流部分改造效果分析  

Modification of Flow Passage of 600 MW Supercritical Steam Turbine

作　　者：高清林[1] 陈敦炳 GAO Qing-lin;CHEN Dun-bing(Fujian Electric Vocational and Technical College,Quanzhou 362000, Fujian,China;Fujian Huadian Kemen Power Generation Company Limited,Fuzhou 350512,Fujian, China)

机构地区：[1]福建电力职业技术学院,福建泉州362000 [2]福建华电可门发电有限公司,福建福州350512

出　　处：《电站辅机》2019年第1期8-11,共4页Power Station Auxiliary Equipment

基　　金：福建电力职业技术学院科技项目:2019XM001;600MW超临界汽轮机通流部分改造

摘　　要：采用先进的整体通流叶片设计技术,对某电厂3号600 MW超临界汽轮机高中压缸的通流部分进行了改造。梳理了汽轮机存在的主要问题,根据汽轮机的改造原则和技术特点,分析了改造后的效果,并提出了进一步优化的建议。通过性能考核和运行论证,机组改造项目实施后,达到了节能降耗和供热抽汽的预期效果,可为同类型机组的改造方案,提供借鉴。Adopting advanced integral flow blade design technology,the flow passage of high and medium pressure cylinder of #3 600 MW supercritical steam turbine in a power plant is reconstructed.This paper sorts out the main problems existing in steam turbine,expounds the principles,contents and technical characteristics of steam turbine transformation,analyzes the effect of transformation,and puts forward some suggestions for further improvement.The performance test proves that the retrofit has achieved the expected effect of energy saving consumption reduction,heat supply and steam extraction and can provide reference for the retrofit of similar units.

关 键 词：600MW超临界汽轮机 高中压通流部分 改造 节能降耗 供热抽汽 

分 类 号：TK263.1[动力工程及工程热物理—动力机械及工程]