With similarity considerations on governing equations, the heat transfer of mixed convection can be predicted to be controlled by Archimedes number and geometric factors.
通过控制方程的相似律分析，可预言混合对流传热由阿基米德数和几何因子控制。
The governing equations represented by the general convection diffusion forms are discretized using the finite control volume method.
控制方程采用通用的对流扩散方程并利用有限控制容积法离散。
According to the basic motion equations of the earth's fluid core, the convection of the fluid core has been simulated by use of Finite Element Method (FEM).
根据地球液核基本运动方程，采用有限元方法对液核流体的对流状态进行了数值模拟。
Then, the vector potential and vorticity equations and the method of the false transient are applied to compute the three-dimensional viscous natural convection.
然后利用矢量势和涡方程以及人工瞬变方法计算封闭腔中水的三维粘性自然对流。
To eliminate the difficulty in dealing with convection terms, an exponential transformation function is introduced to turn the CDE into their equivalent diffusion-reaction equations (DRE).
引入指数函数，将对流扩散方程变换为扩散反应方程，消除了数值求解中较难处理的对流项。
Dynamic equations controlling the thermally -driven fluid convection in a single rock crack are established in the paper.
本文建立了控制垂直裂隙中热驱动对流的动力学方程。
Due to the hyperbolic properties of convection-dominate dispersion equations, the central difference formula often cause numerical dispersion and oscillation even it has two-order precision in space.
由于对流为主的弥散方程具有双曲性质，中心差分格式虽然关于空间步长具有二阶精度，但会产生数值弥散和非物理力学特性的数值振荡，使数值模拟失真。
Due to the hyperbolic properties of convection-dominate dispersion equations, the central difference formula often cause numerical dispersion and oscillation even it has two-order precision in space.
由于对流为主的弥散方程具有双曲性质，中心差分格式虽然关于空间步长具有二阶精度，但会产生数值弥散和非物理力学特性的数值振荡，使数值模拟失真。
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