This paper presents some information about the design and application of bellows type expansion joint used in heat-supply network, taking Yangquan Power Plant No.
以阳泉第二发电厂新建工程为例，介绍了厂区供热管网中波纹管补偿器的设计及应用情况。
The characteristics of bellows type expansion joint are introduced, and the problems and the adverse effect in lectotype and application are analyzed.
介绍了波纹管补偿器的特点，分析了选型、应用中出现的问题及可能产生的不良后果。
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