This paper introduces the major distribution of coal chemical units in China , sets forth the classification and selection principles of circulating cooling water systems in coal chemical units and discusses the energy consumption and energy saving design of circulating cooling water system , which pro-vides some reference to energy saving and emission reduction in coal chemical industry.%介绍了我国煤化工装置的主要分布,对煤化工装置中循环冷却水系统的分类及选用原理进行了阐述,探讨了循环冷却水系统内的能耗及节能设计,对煤化工行业的节能减排提供了一定的参考.
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