分析表明，本吸收球停堆系统的设计能实现在任何工况下的启动和运行，不会发生失效。
The system was designed to ensure that the small absorb balls system can be started up and operated at any operation condition.
计算结果表明，当保护停堆系统正常工作时，CEFR在所分析的事故工况下具有良好的安全性。
They demonstrate thatCEFR has excellent safety characteristics during the analyzed accident transients if there are effective protected scrams.
电力公司说，由于外部电源厂系统故障，由于外部电源供应问题导致了反应堆停运。
Tepco said the reactors shut due to the loss of offsite power due to the malfunction of one of two off-site power systems.
那么冷却系统不能用拉…他们真的能紧急停堆么？
So the coolant system was knocked out, can't they scram the reactor?
设备冷却水系统用于电厂的所有运行阶段，包括停堆和事故后处理。
The typical Component Cooling System is used during all phase of plant operation, including shutdown and post-accident.
停堆初期（第一阶段）的冷却过程：通过蒸汽发生器将反应堆冷却剂系统的能量传输给二次侧的蒸汽。
The initial phase of reactor cooldown is accomplished by transferring heat from the reactor coolant system to the steam and power conversion system through the steam generator.
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。
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.
控制棒水力驱动系统是核供热堆的关键系统之一，其运行失效将直接导致供热堆的非计划停堆。
The hydraulic system of control rod drives is one of the key systems in a nuclear heating reactor. The unplanned outage will be directly caused by the system failure.
在确保反应堆安全的基础上，尽量扩大电厂的运行区域是反应堆停堆保护系统设计以及整定值确定的原则。
The principle of reactor trip protection system design and setpoint determination is that power plant operation range should be extended as large as possible on the basis of plant safety guaranteed.
增设UPS不间断电源作系统安全电源，保证可靠停堆与在反应堆失去全部电源情况下指示堆功率。
Thus the operation safety is ensured and sensitivity increased; added UPS as backup power supply ensures safe shutdown and the indication of the reactor power at reactor shutdown.
控制棒水力驱动系统是核供热堆的关键系统之一 ，其运行失效将直接导致供热堆的非计划停堆。
The flow resistance of the integrated valve is one of the key parameters for the design of the control rod hydraulic drive system(CRHDS).
控制棒水力驱动系统是核供热堆的关键系统之一 ，其运行失效将直接导致供热堆的非计划停堆。
The control rod drive mechanism(CRDM) is one of the key equipment related to reactor normal operation, safety and reliability.
控制棒水力驱动系统是核供热堆的关键系统之一 ，其运行失效将直接导致供热堆的非计划停堆。
The control rod drive mechanism(CRDM) is one of the key equipment related to reactor normal operation, safety and reliability.
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