Numerical simulation of the energy dissipation characteristics of an excavated circular tunnel under high stress conditions 高性能计算中处理器功耗特征的评测与分析深部圆巷开挖围岩能量耗散特征数值模拟分析
The red tides covering large areas mainly happened in East Sea, Bo Sea and Yellow Sea. The Study of the Tidal Numerical Simulation with Assimilation and the Tidal Dissipation in the Bohai Sea, Yellow Sea and East China Sea 大面积赤潮主要集中在东海、渤海和黄海海域。渤黄东海潮波同化数值模拟和潮能耗散的研究
Numerical Simulation of Overflow and Energy Dissipation Analysis in Stepped Spillway 阶梯溢流坝水流数值模拟及消能分析
The paper also presents the basic ideas on reconstruction of numerical solution distribution, based on the proposed TVD requirements, to reduce numerical dissipation and improve resolution of the contact discontinuities and head/ tail of rarefaction waves. 同时提出了基于TVD需求再构数值解分布,以降低数值耗散从而提高接触面及膨胀波头/波尾分辨率的基本思路。
Shaking Table Test and Numerical Analysis of Combined Energy Dissipation System with Lead Rubber Dampers and Oil Dampers 铅芯橡胶耗能器与油阻尼器组合耗能系统的振动台试验与分析
Numerical dissipation property of an explicit integration scheme for dynamic equation of structural system 结构体系动力方程求解的显式积分格式的能耗特性
A numerical study on the formation and dissipation of radiation fog ( I)& the numerical model of radiation fog 辐射雾生消的数值研究(Ⅰ)&数值模式
A high accuracy scheme was proposed by using the compact difference scheme for solving nonlinear Boussinesq equations in shallow water. A numerical model with high accuracy, lower dissipation and better linear dispersion property was established. 本文采用高精度紧致差分格式提高浅水非线性的Boussinesq方程的求解精度,在未增加求解难度的前提下,建立了高精度、低耗散及较好线性色散性的数学模型。
The 4th order numerical dissipation for pressure was added in the continuity equation to avoid oscillations in pressure solution. 计算在非交错网格上进行,为了避免压力场的振荡,在连续方程中隐式地加入了压力的四阶数值耗散项。
Based on the structure and emission characteristic of the diode bar, a numerical calculation. model of the thermal dissipation was proposed and a related simulation of the effects of heatsinks parameters on the performance of the packaged laser was carried out. 根据二极管条结构及辐射特性,建立了散热过程数值计算模型,数值模拟研究了热沉参数对封装激光器性能的影响。
It is shown that the present method can effectively reduce the numerical dissipation of the rotor wake. 计算结果表明,本文方法能够有效地减少旋翼尾迹的数值耗散。
Numerical investigation on the effects of viscous dissipation and variable thermophysical properties on forced convection heat transfer in porous media 粘性耗散及变物性对多孔介质中对流换热的影响研究
Design and experimental study of multistage-stiffness-variable and hysteretic energy dissipation apparatus Shaking Table Test and Numerical Analysis of Integral Energy Dissipation System 多级变刚度滞变耗能的设计思想和可行性实验研究组合耗能系统的振动台试验与分析
Conclusion The numerical dissipation of high resolution schemes can be reduced further more, and numerical test with the scheme shows higher resolution of contact discontinuity. 结论进行的数值实验证明,高分辨格式可以进一步减小数值耗散,提高数值解精度;
A TVD scheme with less numerical dissipation 一种具有较小数值耗散的对称TVD格式
Numerical simulation and study of energy dissipation for multilayer submerged Jet within a water cushion pool 水垫塘多层淹没射流数值模拟及消能研究
In order to reduce the false numerical dissipation of the rotor wake vorticity, a new hybrid method based on the Navier-Stokes/ Free-Wake/ Full-Potential solver has been developed for the efficient prediction of the rotor flowfield. 为了减少旋翼尾迹的数值耗散,建立了一个基于Navier-Stokes方程/自由尾迹分析/全位势方程的旋翼流场求解的新的混合方法。
3-D numerical simulation and analysis on energy dissipation of multiple jets 多喷孔射流的三维紊流数值模拟及消能分析
Numerical dissipation and dispersion of Hybrid Finite Analytic Method A general form of the dispersion-controlled dissipative ( DCD) scheme is proposed. 混合有限分析格式的数值耗散及频散频散可控格式是高精度捕捉激波的新格式。
Numerical Analysis of Damage and Energy Dissipation in Rock Under Blast Loading 爆炸载荷下岩石损伤与能量耗散的数值分析
It is found that the numerical dissipation is second order and the numerical dispersion is third order. 得出该格式的数值耗散为二阶,数值频散为三阶。
Shaking Table Test and Numerical Analysis of Integral Energy Dissipation System 组合耗能系统的振动台试验与分析
Construction of Low Numerical Dissipation TVD Schemes 低耗散TVD格式的构造
A numerical solution of radial hydrodynamic dissipation problem 径向水动力弥散问题的一种数值解法
In addition, the numerical dissipation of sediment concentration, the storage method of large matrix, simultaneous check and adjustment of wet and dry status caused by the bed deformation were all studied and given the solutions. 另外,对长系列计算下时间步长的取值、含沙量的数值耗散、大型矩阵的存储方法以及动边界处理也给出了具体方法。
TWO TIME INTEGRAL ALGORITHMS WITH NUMERICAL DISSIPATION AND WITHOUT OVERSHOOT FOR STRUCTURAL DYNAMIC Sensitivity Analysis of Dynamic Response of Supporter 结构动力响应数值算法耗散和超调特性设计减振支架结构动力响应的灵敏度分析
The QBC difference scheme is successfully used in the advection part, which saves the calculation period and avoids the numerical dissipation and oscillation. 成功地将QBC差分格式应用于大涡模拟对流项中,既即缩短了计算时间,亦可消除数值耗散和振荡。
At present, Euler method and Lagrange method are the mainstreams of fluid simulation in computer animation. But Euler model suffers from too much numerical dissipation and Lagrange method is very complicated in surface formation. 目前,在计算机动画领域,欧拉法与拉格朗日法是流体模拟的主要方法,但欧拉法的数值耗散较多,拉格朗日法构造表面几何复杂。
But the first-order accuracy of upwind scheme may result in significant numerical dissipation. 然而迎风方法只有一阶精度,会导致较明显的数值耗散。
The stability of the schemes I and IV are obtained by employing linearized stability method. Both the numerical dissipation and the numerical dispersion for scheme I, II and III are analyzed by Fourier method. 用Fourier方法分析了格式Ⅰ,Ⅱ和Ⅲ的数值耗散和数值频散。