分析表明当某高层建筑空调系统水流量降低为总设计流量的50%时，其底层风机盘管上的电动两通阀动作失灵。

The analysis indicates when the flow-ratio of system in high-rise building falls to 50% of the total design flow, the two-way electronic valve on the fan-coil in first floor causes valve failure.

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对闽桥大厦地下室排烟、排风、防烟楼梯间及其前室、消防电梯前室的排烟设计分析比较；介绍空调水系统中电动两通阀的应用。

This paper analyzes several proposals of air exhaust and smoke exhaust in highrise building basement, and briefly introduces electric valves in application of aircodition water system.

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