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原文
Boiler (or chiller) Water flow balance In the boiler room (or cold room), the general parallel installation of several units, as between the various units with different resistance, causing inconsistencies in the flow through the unit, the unit can not play the installed capacity of maximum output. At this point should be in each boiler (or chiller) to install balancing valve, so that each unit can be designed with a capacity of each unit to ensure safe and normal operation. Connect multiple chiller cooling tower, cooling tower should be installed on each balance valve.........
原文来自：http://www.gemofa.org

是由上海天阀实业有限公司提供的阀门新闻，中文译文仅供参考，以下提供站内导航搜索：

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译文：
小区供热水管网往往由一个锅炉房（或热力站）向若干幢建筑供热。由总管、若干条干管以及各干管上与建筑入口相连的支管组成。由于每幢建筑距热源远近不同，如果缺乏有效设备来消除近环路剩余压头，将使流量分配不符合设计要求，近端过热，远端过冷。应在每条干管及每幢建筑的入口安装平衡阀，保证小区中各干管及各幢建筑间流量的平衡

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