The algebraic multigrid method can avoid those defects.
代数多重网格法可以避免这些缺陷。
Based on the multigrid of FL027, partial fine mesh was implemented.
在FL027多重网格基础上作了局部加密。
An efficient preconditioner is derived from the multigrid stiffness matrix.
一个高效的预条件子是来自多重网格刚度矩阵。
Nonlinear adaptive multigrid FEM for simulating multi-step excavation process was studied.
开发了模拟多步开挖过程的非线性自适应多重网格有限元方法。
The pressure equation was solved by using multigrid method to achieve high computational efficiency.
用多重网格方法求解压力方程以提高计算效率。
The effective method involves water drive hydrocarbon migration model, multigrid and LSQR iteration.
该法是以水动力为油气运移模型，采用LSQR迭代、多重网格的加速计算方法。
The multigrid method is an efficient numerical iteration algorithm for solving elliptic variational problems.
多重网格法是求解椭圆型方程边值问题的一种快速迭代算法。
Then, the accelerating computational methods including implicit residual smoothing and full multigrid strategy were presented.
介绍了计算加速方法，包括隐式残差光顺和全多重网格方法；
The results show that, the agglomeration multigrid method can facilitate the convergence of rotor forward flight flow effectively.
结果表明，多重网格方法能够有效地加快旋翼前飞流场收敛。
The multigrid techniques are added to accelerate the convergence of flow and adjoint equations to improve the efficiency of design.
为了提高计算效率，将多重网格方法应用到方程的数值求解中来加速收敛。
We implement a multigrid method on GPU and improve the accuracy of 2D realtime fluid simulation by using the implemented multigrid method.
在GPU上实现了多重网格法，并用该方法改进了二维的实时流体模拟，更充分地利用GPU的并行计算能力。
A multigrid algorithm is described in this paper, which can be used to obtain the finite element solution of rock mechanics and engineering problems.
描述了适用于岩石力学与工程问题有限元解的多重网格算法。
Other steps including multigrid techniques and residue smoothing were taken to accelerate the convergence rate and improve the calculation stability.
电势的迭代计算采用多重网格加速收敛，用隐式残值光滑技术改善收敛速度以及时间推进过程的稳定性。
An agglomeration multigrid method was applied to numerical calculation of rotor forward flight flow based upon the unstructured dynamic overset grids.
基于非结构动态嵌套网格，将聚合多重网格方法引入到旋翼的前飞流场计算中。
In this paper, multigrid fictitious boundary method(MFBM)is applied to direct numerical simulation of vortex-induced motions of multi-cylinders in viscous flows.
本研究利用多重网格虚拟边界有限元法（MFBM）数值模拟多圆柱涡激运动问题。
Then a similar intergrid transfer operator is given for the spaces of velocity, and the W-cycle multigrid method is presented for solving the algebraic equations.
接着对速度空间提出一种类似的网格转移算子，并给出W循环的多重网格法来解对应的代数方程组。
Convergence of the wavelet-like incremental unknowns method is proved when applied in the inertial manifold multigrid algorithms(IMG)or nonlinear Galerkin methods.
当应用于惯性流形多网格算法和非线性伽略金方法时，可证明类小波增量未知元方法的收敛性。
The finite volume method is adopted on each layer. The high efficiency of this multigrid algorithm has been verified by calculating flows around a multielement airfoil.
采用四重网格，在每一层网格上采用有限体积法进行计算。
By use of multigrid method, this paper proposes a preconditioned iteration method solving the boundary value problem of elliptic equations, the proof of convergence is given.
利用多重网格法的思想，构造出一种求解椭圆型方程边值问题的预处理迭代格式，并给出了收敛性证明。
Especially for the agglomeration multigrid algorithm, a new robust method to generate coarse grids has been developed, by which we can generate coarse meshes with good quality.
特别对于聚合式非结构多重网格法，本文设计了一种新的非结构网格的聚合方法，使得聚合成的粗网格具有很好的质量。
Computational unstructured grid is generated by advancing front method, and the structured background gird is obtained by using multigrid technique to solve the Poisson equation.
采用推进阵面法生成三角形非结构网格，用多重网格技术求解泊桑方程以取得结构背景网格。
A computationally efficient multigrid control volume method based additive correction strategy is developed for the solution of the very high bearing number and shaped rail air bearing problems.
本文提出一种计算效率高的、基于叠加修正策略的多重网格控制体方法，解决轴承数很大和导轨形状复杂的气膜承载问题。
To overcome the reduced convergence speed of iteration method, multigrid method is introduced and algebraic multigrid is adopted to solve discretized equations because of its higher effectiveness.
针对非结构化网格上迭代收敛速度会逐渐减慢的特点，引入了多重网格求解技术，采用了其中效率较高的代数多重网格方法对离散方程进行求解。
The IMG algorithm(Inertial Manifold-Multigrid algorithm)including the second-order incremental unknowns is convergent.
证实关于二阶增量未知元的惯性流形多重网格算法是收敛的。
Multigrid method is a nested iteration, wherein the computed solution on the previous level serves as starting point for the iteration on the new level.
多重网格法是一种套迭代技术，前一层上的迭代解作为新一层上迭代的初始解。
In this paper, the adaptive parallel Multigrid algorithm is applied in solving transonic flow equation with large disturbance in the axial direction and small disturbance in the transverse direction.
本文运用自适应并行多重网格法求解了轴向大扰动、径向小扰动的跨音速方程。
In this paper, the adaptive parallel Multigrid algorithm is applied in solving transonic flow equation with large disturbance in the axial direction and small disturbance in the transverse direction.
本文运用自适应并行多重网格法求解了轴向大扰动、径向小扰动的跨音速方程。
应用推荐