6.1.2.5 燃料棒轴向生长 ...................................................................................... 6-9 6.1.2.6 包壳压扁 .............................................................................................. 6-9 6.1.2.7 燃料芯块过热（功率熔化） ...................................................................... 6-10 6.1.2.8 芯块-包壳相互作用 ............................................................................. 6-10 6.1.2.9 燃料棒设计标准结论 ............................................................................. 6-10 6.2 安全性分析 ............................................................................................................. 6-12 6.2.1 LOCA ............................................................................................................. 6-12 6.2.1.1 全谱 LOCA 评估模型 ............................................................................. 6-13 6.2.1.1.1 热性能 ............................................................................................. 6-13 6.2.1.1.2 材料行为 ............................................................................................. 6-14 6.2.1.2 NOTRUMP 评估模型 ......................................................................6-15 6.2.1.2.1 材料特性 ......................................................................................6-15 6.2.1.2.2 材料行为 ......................................................................................6-16 6.2.2 非 LOCA 瞬态分析 ......................................................................................6-16 6.2.2.1 ADOPT 燃料芯块对非 LOCA 分析模型的影响 ................................6-16 6.2.2.2 验收标准 ......................................................................................6-16 6.2.2.3 非 LOCA 结论 ......................................................................................6-17 6.2.3 安全壳完整性分析 ................................................................................6-17 6.2.3.1 短期 LOCA 质量和能量（M&E）释放 ........................................................6-17 6.2.3.2 长期 LOCA 质量和能量（M&E）释放.....................................................6-18 6.2.3.3 短期蒸汽管破裂 M&E 释放........................................................6-19 6.2.3.4 长期蒸汽管破裂 M&E 释放........................................................6-19 6.2.3.5 结论.............................................................................................6-20 6.2.4 放射性后果分析.......................................................................6-20 6.2.4.1 瞬态输入的计算....................................................................................6-20 6.2.4.2 间隙分数.............................................................................................6-21 6.2.4.3 燃料核素清单.............................................................................6-21 6.2.4.4 结论.............................................................................................6-21 6.3 对核设计要求的影响................................................. 6-21 6.4 热工水力设计方法的适用性 ...................................................................... 6-22 6.5 许可标准结论 .............................................................................................. 6-22 6.6 第 6 章参考文献 .............................................................................................. 6-23