DZ型锅炉管板裂纹的原因及改进措施  

Essential Causes of Cracks in DZ Type Boiler Tube-Plates and Its Countermeasures

作　　者：李爱民[1] 黄振发[1] 

机构地区：[1]东北电力学院,沈阳军区锅检所

出　　处：《动力工程》1994年第1期33-37,共5页Power Engineering

摘　　要：本文从传热机理的角度出发，分别论述了ＤＺ型蒸汽锅炉和热水锅炉管板裂纹的原因，指出问题的关键所在，并提出了相应的改进措施。Abstract From the view point of heat transfer mechanism, causes of cracks in DZ type steam boiler and hot-water boiler's tube plates are described respectively together with the discussion about the essential points of such problems and its countermeasures.

关 键 词：DZ型锅炉 脆化 热疲劳 裂纹 锅炉 

分 类 号：TK228[动力工程及工程热物理—动力机械及工程]