计算物理 ›› 2009, Vol. 26 ›› Issue (2): 247-253.

• 研究论文 • 上一篇    下一篇

辐射与物质强耦合问题的二维输运数值模拟

李双贵1,2, 杭旭登1, 李敬宏1   

  1. 1. 北京应用物理与计算数学研究所, 北京 100088;
    2. 中国工程物理研究院研究生部, 北京 100088
  • 收稿日期:2007-11-21 修回日期:2008-04-02 出版日期:2009-03-25 发布日期:2009-03-25
  • 作者简介:李双贵(1976-),女,湖南衡阳,助研,博士生,从事辐射输运计算方法与数值模拟工作,北京8009信箱14分箱100088.
  • 基金资助:
    国家863高技术惯性约束聚变专题及计算物理实验室基金资助项目

Two-dimensional Simulation of Strong-coupled Radiative Transfer

LI Shuanggui1,2, HANG Xudeng1, LI Jinghong1   

  1. 1. Institute of Applied Physics and Computational Mathematics, Beijing 100088, China;
    2. Graduate School of China Academy of Engineering, Beijing 100088, China
  • Received:2007-11-21 Revised:2008-04-02 Online:2009-03-25 Published:2009-03-25

摘要: 分析确定性输运数值方法模拟辐射与物质强耦合问题的难点,给出在任意四边形网格上求解该类问题的简单隅角平衡算法,并应用灰体输运综合加速算法提高输运方程的源迭代收敛速度,最后给出数值例子.

关键词: 辐射与物质强耦合, 多群辐射输运, 简单隅角平衡, 灰体输运加速

Abstract: Strong-coupled multigroup radiative transfer in optically thick regions are analyzed.A simple conner balance method in 2D is presented.A grey transport acceleration scheme is generalized to accelerate source iteration convergence of differenced multigroup transport equations.

Key words: strong coupling of radiation and matter, multigroup radiative transfer, simple conner balance method, grey transport acceleration scheme

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