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消除大型汽轮机汽缸变形影响的一种简便方法
引用本文:黄国强.消除大型汽轮机汽缸变形影响的一种简便方法[J].四川电力技术,2011,34(3):84-86.
作者姓名:黄国强
作者单位:四川电力建设二公司,四川成都,610051
摘    要:大型汽轮机组由于其结构特点,高中压外缸自身变形较大。在安装、检修实践中,应将这种变形对机组的隔板中心、汽封间隙的影响降至最低,以提高机组运行的安全性、可靠性和经济性。以国产亚临界300 MW机组为例,介绍了一种消除汽缸自身变形影响的简便方法,以期对汽轮机的安装有所帮助。

关 键 词:汽缸变形  影响  经济性

A Simple Method for Eliminating the Effects of Cylinder Distortion on Large-scale Steam Turbine
Huang Guoqiang.A Simple Method for Eliminating the Effects of Cylinder Distortion on Large-scale Steam Turbine[J].Sichuan Electric Power Technology,2011,34(3):84-86.
Authors:Huang Guoqiang
Affiliation:Huang Guoqiang
Abstract:Due to the structure characteristics of large-scale steam turbine,high-pressure and intermediate pressure outer casing have been deformed greatly.For improving the safety,reliability and economy of unit operation,the effects of this deformation on diaphragm centre and steam seal should be minimized as far as possible.Taking domestic manufactured 300 MW subcritical turbine for example,a simple method to eliminate the effects of cylinder itself deformation is introduced so as to provide some help for the erec...
Keywords:cylinder  deformation  effect  economy  
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