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二维三温热传导方程组的分数步隐式差分格式
FRACTIONAL-STEP IMPLICIT DIFFERENCE SCHEME FOR TWO-DIMENSIONAL EQUATIONS OF HEAT CONDUTION WITH THREE TEMPERATURES
【摘要】 本文给出一个解二维三温热传导方程组的分数步隐式有限差分格式.利用离散变分形式及能量方法,给出差分格式的最优阶离散H1范数先验误差及稳定性估计.
【Abstract】 A fractional-step implicit finite difference scheme is introduced for two-dimensional equations of heat conduction with three temperatures. The optimal rate of convergence and the stability in discrete H1-norm for this scheme are derived.
【关键词】 三温热传导方程组;
分数步差分格式;
收敛性;
稳定性;
【Key words】 Equations of heat conduction with three temperatures; fractional-step difference scheme; convergence; stability;
【Key words】 Equations of heat conduction with three temperatures; fractional-step difference scheme; convergence; stability;
【基金】 国家自然科学基金(19871043号);山东省青年自然科学基金(Q98A07115)资助项目.
- 【文献出处】 应用数学学报 ,Acta Mathematicae Applicatae Sinica , 编辑部邮箱 ,2004年01期
- 【分类号】O411.1
- 【被引频次】4
- 【下载频次】145