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fan ying dui lin jie - ran hao zuo he meng te ka luo ji suan
Author(s): 
Pages: 192-202
Year: Issue:  0
Journal: China Nuclear Science and Technology Report

Keyword:  三维多群P3蒙特卡罗临界-燃耗耦合临界实验堆;
Abstract: 基于连续点截面MCNP程序,研制了三维多群P3中子输运蒙特卡罗程序MCMG-BURN,与栅元均匀化程序WIMS耦合,实现了临界-燃耗耦合计算。采用WIMS产生的69群共振、自屏宏观中子截面和BUGLE-80 47群微观中子截面,分别计算了简单反应堆和临界实验堆问题,取得了与其它输运方法和试验一致的结果,在相同计算精度下,MCMG-BURN的计算时间较MCNP的计算时间少得多。
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