直埋供热管道的预热安装方式

On preheat installation ways for directly buried heating pipeline

针对敞沟预热和一次性补偿器预热两种直埋供热管道预热安装方式进行了介绍,分别阐述了两种安装方式的概念、特点、适用范围及相关参数的计算方法,指出实际工程中应根据各种情况选择相应的预热安装方式。

The paper introduces the two ways of the directly buried heating pipeline for the wide valley preheat and the disposable compensator preheat, illustrates the concept, the characteristics, the applied scope and the calculation methods for the relative parameters of the two installation ways, and points out the respective preheating installation ways can be selected according to all kinds of situations.