Since the purification flow plays an important role during NPS maintenance or refueling cold shutdown, the RRA system of Daya Bay NPS must be modified in order to increase the purification flow.

而该净化流量在电站维修或冷停堆期间起着非常大的作用，改进停堆余热冷却系统，提高化学容积控制系统净化流量成了当务之急。

youdao

Suggest to have cutoff valves and flow valves close during SRU shutdown.

建议在SRU停车期间关掉截止阀和流量阀。

youdao

They also tried to find workers capable of reversing the plant's emergency shutdown and restarting the flow of gas, but showed little understanding of how the energy facility functioned, three plant employees who survived the attack said.

WSJ: Algeria Probes Possible Role of Local Workers in Attacks