基于蒙特卡罗法辐射传递系数的统计分析  

STATISTIC ANALYSIS OF RADIATION TRANSFER COEFFICIENT BASED ON MONTE CARLO METHOD

作　　者：刘阳[1] 黄本诚[1] 

机构地区：[1]北京卫星环境工程研究所,北京100094

出　　处：《航天器环境工程》2005年第5期278-282,共5页Spacecraft Environment Engineering

摘　　要：文章基于蒙特卡罗方法定义了表面热辐射换热辐射传递系数的表达式,确定其概率分布和置信度水平并进行统计分析。推导封闭腔内辐射传递系数的相对和绝对误差公式,为求解辐射传递系数所需追踪射线数量提供参考依据。The expression of radiation transfer coefficient based on Monte-Carlo method is defined in surface radiation heat transfer.The statistic analysis of radiation transfer coefficient is carried out,and the probability distribution and confidence level are determined.The relative and absolute error equations of closures are deduced,which can be the reference of tracing ray quantities for solving the radiation transfer coefficient.

关 键 词：辐射传递系数 蒙特卡罗 统计分析 置信度 射线追踪 

分 类 号：O242.2[理学—计算数学] TB71+5[理学—数学]