结果表明，降温过程中压缩机旁通阀的开度变化直接影响系统的降温时间。

The simulation results shows that the opening variety of compressor by-pass valve affects cooling-down time of refrigerator system directly.

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为此提出了解决办法——调整酸碱计量箱出口阀开度及阴、阳床再生各步骤时间。

Therefore, it is suggested that the outlet valve opening of pH metering box and the time of each reclaiming link be adjusted.

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将反洗排水阀(V - 4)，空气洗净阀(V - 2)置于[开]，进行空气清洗并持续一段时间。

Turn on back wash drainage valve (V-4) and air scour valve (V-2). Air scour lasts for a moment.

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将反洗排水阀(V - 4)，空气洗净阀(V - 2)置于[开]，进行空气清洗并持续一段时间。

Turn on back wash drainage valve (V-4) and air scour valve (V-2). Air scour lasts for a moment.

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