本文针对空调水系统中的冷冻水系统和冷却水系统，定性的介绍了避免控制阀中气蚀现象的方法。
This article mainly discusses and analyses in quality how to avoid cavitations occurred in control valve, which is in air-conditioning water system including both chilling and cooling.
冷冻站中采用蒸发器侧冷水系统变流量或常规的定流量系统的设计配置，对系统的运行能耗有着比较重要的影响。
The constant and variable primary flow design proposals at the chilled water side of the evaporator has an important influence on the operation cost of the system.
具有冷冻水系统，压缩空气系统，冷却水系统，蒸汽系统，空调通风系统等系统的运行维护经验。
Operating and maintenance experience for chilled water system, cooling water system, compressed air system, steam system and HVAC system.
服务范围：中央空调的循环冷却水、冷冻水系统；
Service area : recirculated cooling water of central air conditioner, chilled water systems;
服务范围：中央空调的循环冷却水、冷冻水系统；
Service area : recirculated cooling water of central air conditioner, chilled water systems;
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