Based on experiment data,equivalent gray absorption coefficients at various gas temperature distributions are calculated using inverse analysis,which combines the zone method and the minimization of a performance function stylizing the conjugated gradient method.
当量灰吸收系数是考虑了许多影响因素的综合参数,其中,烟气温度对当量灰吸收系数的影响最大。
By varying the loaded heat flux and wall emmisivity, the effect of gas temperature field and wall emmisivity on the equivalent gray absorption coefficient is studied.
将区域法与求目标函数最小值的共轭梯度法结合,进行非灰系统当量灰吸收系数的反演。
An inverse radiation analysis is presented for calculating the distribution of equivalent gray absorption coefficients from the temperature measurement in a non-gray gases system, where radiation conduction and convection occur simultaneously.
提出了一种由气体温度场反向分析计算气体当量灰吸收系数的方法。
Two kinds of heat sink are studied by Monte-Carlo method for the influence of some parameters, such as surface style, height, and light direction, upon the equivalent absorption coefficient of thermal radiation.
文章采用蒙特卡罗法模拟射线的传输过程,分别对两种热沉形式的热辐射当量吸收系数进行了数值计算,研究了表面形式、几何高度及入射光线方向等参数对表面热辐射当量吸收系数的影响。