阐述空调水系统水力平衡的基本设计原则，介绍几种平衡阀的工作原理及其在系统中的合理应用。
The design principle of hydraulic balance in air conditioning water system was illustrated and several kinds of balancing valves and their proper application in the system have been introduced.
在本文中通过用网络图论的理论来解决多热源联网时环状管网的水力平衡计算问题，改进了计算精度。
In the paper, it resolve hydraulic calculation equilibrium calculation problem of ring-shaped heat-supply network making use of network diagram theory, and improved the compute accuracy.
ZWB222系列水力平衡阀用于完成一个系统中各分支回路间的水力平衡。
ZWB222 series hydraulic balance valve for finishing hydraulic balance during all offshoot loop of one system.
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