Alfven波在低纬电离层中的传播研究_stmopen 关键词】: IAR,双流体力学,耦合,非正交坐标系 [gap=1254]Keywords】: IAR,Two-fluid momentum equation,Coupling,Non-orthogonal coordinate
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As for multi-level SVPWM mode, that an unsuitable coordinate to be chosen is the essential reason that results in complicated computation is firstly pointed out in the papers, and in addition a novel nonorthogonal coordinate-- KL coordinate is established.
针对于多电平SVPWM,本文首次指出坐标系选取不当是造成计算复杂的根本原因,并建立了一种新型的非正交坐标系——KL 坐标系。
参考来源 - 非正交坐标系SVPWM理论分析与混合型APF应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A finite difference method in non orthogonal curvilinear coordinate is used for the simulation of two dimensional electrostatic field. The computational formula is derived.
讨论了计算二维静电场的非正交有限差分算法，给出了数值计算公式。
The purpose of this paper is to extend its application to solution of incompressible Navier-Stokes equations in non-orthogonal curvilinear coordinate system by the finite difference method.
这种逆风因子法是作者在用有限元素法解不可压N-S方程中提出来的。
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