提出了一种新的与显式时间推进法、有限体积差分格式、粘性体积力法有效地配合使用的多重网格法来求解叶轮机械可压流动。
This paper puts forward a new multiple gird scheme, which is used with the combination of explicit time marching method, finite volume difference code and distributed body force.
针对一维扩散方程，给出一种新型差分格式的待定系数法，并以两种新型差分格式为例进行稳定性和截断误差分析。
Taking one-dimensional diffusing equation as the object of study, a method of undetermined coefficients was given. Then gave two examples and analyzed their stability and truncation error.
在非交错网格系统下采用控制容积法和混合差分格式来离散控制方程，并应用SIMPLE算法对离散方程进行求解。
The discretization of governing equations on a non-staggered grid system is performed by hybrid scheme over the control volume, and discretization equations are solved with SIMPLE algorithm.
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