华电技术 ›› 2015, Vol. 37 ›› Issue (9): 48-50.

• 技术交流 • 上一篇    下一篇

300 MW 级抽凝背式供热机组技术研究

  

  1. 河北省电力勘测设计研究院,石家庄〓050031
  • 出版日期:2015-09-25

Technology Research on the 300 MW NCB heating turbine

  1. Hebei Electric Power design & Reseach InstituteShijiazhuang 050031China
  • Published:2015-09-25

摘要:

摘要:分析了我国热电联产中大、中型机组与常用背压机组的优、缺点及技术关键点,通过对比抽凝背机组与抽凝机组的技术经济性,得出在热负荷充足的区域,抽凝背机组比常规抽凝机组能够进一步减少冷端损失,提高机组热效率的结论。

关键词: ">关键词:抽凝机组;供热;抽凝背机组;">3S">离合器;技术经济性

Abstract:

Abstract:The advantages,disadvantages and technical key points of the large and medium sized units and the commonly used back pressure steam turbines in the combined heat and power generation in China are analyzed.By comparing the technical and economical performance of the extraction condensing turbine and the NCB turbine.The author conclude that the NCB turbine can further reduce the cold end loss than the extraction condensing turbine in the area with sufficient heat load.

Key words: ">Keywords:extraction condensing turbine">;">heat supply">;">NCB turbine">;">SSS clutch system">;">technological economy