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按本文叙述的方法编制的《鳍片管平面稳定温度场计算程序》,具有下述功能:能自动划分有限单元网格;热工数据采用公式化计算;能适应多种传热边界条件、各种鳍片型式的计算;考虑了沾污壁温对传热的影响;金属导热系数、对流放热系数及烟气辐射热流等均可按迭代因素进行选择性迭代计算,至多迭代4～5次,温度场的温度均能收敛到1℃以内的偏差;具有变带宽矩阵自动分块求解功能,能解较大规模的工程问题。
According to the method described in this article prepared “finned tube flat temperature field calculation program”, has the following functions: can automatically partition the finite element grid; thermal data using the formula to calculate; can adapt to a variety of heat transfer boundary conditions, a variety of Fin type calculation; Consider the influence of stained wall temperature on heat transfer; metal thermal conductivity, convection exothermic coefficient and flue gas radiant heat flow can be iteratively iterative selective iterative calculation of up to iterations 4 to 5 times, Temperature field temperature can converge to within 1 ℃ deviation; with variable bandwidth matrix automatic block-solving function, can solve large-scale engineering problems.