未能紧急停堆的预计瞬态 anticipated transient without scram (ATWS)
未能紧急停堆的预计瞬态 anticipated transient without scram (ATWS)
相关考题:
When carrying out a parallel track search pattern,the course of the search units should normally be which of the following ________.A.In the same direction as the anticipated driftB.In the opposite direction of the anticipated driftC.Perpendicular to the line of anticipated driftD.Downwind
为了确保压水反应堆核电站安全,从设计上采取了所能想到的最严密的纵深防御措施,包括“四道屏障”、“多重保护”和“专设安全设施”。以下属于多重保护的是()A、燃料芯块;B、坚固的压力容器和密闭的一回路系统;C、安全壳;D、如因任何原因控制棒未能插入,高深度硼酸水自动喷入堆内,实现自动紧急停堆。
对比以考虑单一故障为特征的设计基准事故,按照《核动力厂设计安全规定》对核动力厂事故的分类,严重事故是造成了堆芯严重损坏的又称为()。A、稀有事故B、超设计基准事故C、熔堆事故D、未能紧急停堆的预计瞬态
单选题When carrying out a parallel track search pattern,the course of the search units should normally be which of the following().AIn the same direction as the anticipated driftBIn the opposite direction of the anticipated driftCPerpendicular to the line of anticipated driftDDownwind
单选题对比以考虑单一故障为特征的设计基准事故,按照《核动力厂设计安全规定》对核动力厂事故的分类,严重事故是造成了堆芯严重损坏的又称为()。A稀有事故B超设计基准事故C熔堆事故D未能紧急停堆的预计瞬态
问答题反应堆停堆后的热源有哪几种?刚停堆时堆的剩余功率约占总热功率的百分之几?