基于SP3方法的动力堆中子噪声分析程序研究Development of a Neutron Noise Simulator with SP3 Approximation
龚禾林,陈长,赵文博,彭星杰,李庆,于颖锐
摘要(Abstract)：
本文基于SP_3方程和有限元方法研制了中子噪声分析程序CORCA-NOISE。以国际原子能机构发布的三维压水堆基准例题对程序进行了测试,数值结果表明该程序对通量、k_(eff)等稳态参数的计算具有很高的精度。在此基础上基于IAEA 2D基准例题对中子噪声分析进行了初步的计算,给出了在给定输入扰动条件下的中子噪声振幅、相位的空间分布。本程序的研发为下一步深入研究动力堆中子噪声问题打下了基础。
关键词(KeyWords)： CORCA-PIN;CORCA-NOISE;SP3;中子噪声;有限元
基金项目(Foundation): 国家自然科学基金资助项目(11905216)
作者(Author): 龚禾林,陈长,赵文博,彭星杰,李庆,于颖锐
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