The resulting, simplified WENO scheme is based on cell average and a TVD Runge-kutta time discretization.
第四章中,给出一种二阶精度“大粒子”方法,该方法是一个两步格式。
Solving integral equations of supercavitating flow based on the finite difference time discretization method, some numerical results are obtained.
采用时间有限差分离散化方法求解超空泡流积分方程,得到了问题的数值解。
The spatial and time discretizations of the N-S controlling formulation were introduced. And four-stage Runge-Kutta iterative method of time discretization was introduced.
介绍了控制方程的空间离散和时间离散及时间项的四阶龙格库塔迭代法;
This paper shows that the time discretization makes the lumped-mass method much better than the consistent-mass one as accuracy is concerned for simulating wave motion in the continuous model.
研究结果表明,从模拟连续模型的精度上看,时域离散化使集中质最有限元法优于一致质量法,前者可取较大时间步长。
In this paper, a novel decision table discretization algorithm is presented, which has fine attribute reduction function in time of data discretization and increases quality of classification.
本文提出了一个新的决策表离散化算法,该算法在离散化数据的同时具有良好的属性约简功能。
Compared with the discretization scheme proposed earlier, the new one makes the reflection errors of PML absorbing boundary condition decrease by orders of magnitude when a larger time step is used.
和已有的离散方案比较,采用文中提出的离散方案可使理想匹配层吸收边界的反射误差成数量级地减小。
To carry out discretization, a PDE is written for a given point in space at a given time level.
为了解决离散化问题,偏微分方程是针对某一特定点的空间在特定时间轴。
The flux method is free of the sensitivity to the mesh discretization and saves calculating time.
该方法对网格离散化不敏感,无需积分,计算省时。
From sampling, calculation time delay, control object zero-order discretization, digitalization process influence to Active Power Filter is analyzed in this paper.
从采样,计算延时,控制对象的零阶保持离散化等方面分析了数字化过程对有源电力滤波器性能的影响。
By the discretization of spatial variable in the equation, a third-order differential system of equations containing periodic time-varying coefficient is derived.
采用微分求积法对方程中的空间变量进行离散,得到仅含有时间变量的三阶周期系数微分方程组。
By the discretization of spatial variable in the equation, a third-order differential system of equations containing periodic time-varying coefficient is derived.
采用微分求积法对方程中的空间变量进行离散,得到仅含有时间变量的三阶周期系数微分方程组。
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