SCDAP/RELAP5与MELCOR程序对堆芯损伤过程预测的比较
Hedongli Gongcheng/Nuclear Power Engineering(2003)
Abstract
SCDAP/RELAP5与MELCOR程序是目前得到广泛使用的两个严重事故分析程序,它们在模拟堆芯溶化及压力容器下封头失效过程中采用了基于不同理论的计算模型.本文利用两个程序分别对秦山二期核电厂发生假想的全厂断电事故下的堆芯损伤过程进行预测,并对比分析了这2个严重事故分析程序的优缺点及相应的计算结果.
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Key words
Core damage,Lower head failure,MELCOR,Pressure vessel,SCDAP/RELAP5
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