本文针对LOFTL2-5整体试验,用先进热工水力程序RELAP5/MOD3对其进行最佳估算模拟,分析验证了程序预测事故过程的能力;同时按照美国核管会10CFR50.46附录K的认证评价模型要求修改RELAP5/MOD3相关模型并进行模拟计算,通过对比程序修改前后对于预测值保守性的影响,分析了保守计算的PGT安全裕量,其结果可为验证并开发认证级LOCA安全分析工具提供参考.
参考文献
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