减压阀的备用阀门被打开，减少压力。

The PORV 'backup valve is opened to lower the pressure.

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7小时30分钟尽管操作员已将水抽入主回路，但温度仍然很高。减压阀的备用阀门被打开，减少压力。

7 hr 30 min Even after operators pump water into the primary loop, pressure is still high. The PORV 'backup valve is opened to lower the pressure.

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8分钟一个操作员注意到二次回路备用水泵的阀门是关的，于是打开了阀门。二次回路现在运作正常。

8 min An operator notices that the valves for the backup pumps in the secondary loop are off. He opens the valves. The secondary side now operating normally.

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