线功率密度和DNBR保护在田湾核电站的应用

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Application of Reactor Protection by Linear Power Rate and DNBR in Tianwan NPS

摘要: 堆内核测量系统是田湾核电站反应堆监测、控制和诊断系统的重要组成部分,在机组正常运行和瞬态工况下实时计算和监测反应堆参数。首次在田湾核电站将燃料棒线功率密度和偏离泡核沸腾比(DNBR)信号作为对反应堆的在线保护信号,达到了反应堆安全和经济运行的目的。
- 田湾核电站 /
- 堆内核测量系统 /
- 线功率密度 /
- 偏离泡核沸腾比 /
- 自给能探测器
Abstract: As the main sub-system of Monitoring,Control and Diagnostic System for Tianwan NPS,In-Core Instrumentation System carries out the function of calculating and monitoring the real-time parameters of the reactor during normal operation and transient condition.For the first time,linear power rate of fuel rods and DNBR are used as on-line safety protection signals to ensure the safety and economical operation of the reactor.
- Tianwan NPS /
- In-core instrumentation system /
- Linear heat rate of fuel rods /
- DNBR /
- Self-powered neutron detector