欧拉法

3D欧拉法和层流模型对水轮机转轮内部流场的数值模拟

Numerical simulation of flow field in hydraulic turbine runner based on 3D euler method and laminar model

离散方法包括梯形法、向后欧拉法、向前欧拉法、Simpson法和GearSecondOrder法。

It includes Trapezoidal , Backward Euler , Forward Euler , Simpson and Gear Second Order methods .

利用ANSYS流固耦合作用工具FSI及任意拉格朗日欧拉法对胶液喷射器内胶液流动过程进行了研究。

In this paper ; we present a computational study of the jetting process using ANSYS fluid-structure interaction ( FSI ) analysis tools and .

推导了包含单个UPFC的单机无穷大系统数学模型，同时利用改进欧拉法对方程进行求解；

Have derived the mathematical model of the single machine infinite bus power system installed with an UPFC .

空间对接动力学问题是典型的多体系统动力学问题，其建模方法一般采用牛顿&欧拉法或Lagrange乘子法。

Docking process of the space vehicles is the typical problem of dynamics of multi-body systems , which can be modeled by Newton-Euler method or Lagrange multiplier method .

用基于任意拉格朗日欧拉法（ALE）的流固耦合模拟方法估算了不同风速和树叶角度的情况下风施加在树叶上的作用力；

An arbitrary Lagrange-Eulerian ( ALE ) based fluid-structure interaction method was used to calculate the wind force exerted on a leaf under various wind speeds and leaf angles .

本文基于牛顿-欧拉法建立了一类PSS副、带柔性铰链的六自由度并联微机器人的逆动力学方程，这是设计、控制微机器人的前提和基础。

The inverse dynamics equation is established for a class of PSS , 6 DOF parallel micro robot with flexible spherical joint by Newton Euler approach , which is the basis for further design and control issue .

应用快速畸变假设对RNGk-ε湍流模型进行压缩性修正后，将其应用于内燃机缸内湍流流动的数值模拟，计算采用任意拉格朗日-欧拉法。

Under the assumption of rapid distortion the RNG k ε turbulence model was modified to include the compressibility effects and applied to in cylinder turbulent flows in internal combustion engines .

采用分块耦合方法结合任意拉格朗日欧拉法数值求解非定常二维不可压缩NS方程和Poisson方程，分析了下游圆柱涡致振动的涡脱落模态以及升阻力特性。

The vortex shedding from vortex-induced vibration on downstream circular cylinder was studied by numerical simulations of the two-dimensional incompressible unsteady NS and Poisson equations . The domain decomposition method ( DDM ) incorporating the arbitrary Lagrangian-Eulerian ( ALE ) method was adopted .

文中提出了应用CVT模型消除这一误差的数字校正方法。该方法利用改进欧拉法解代表CVT模型的一阶微分方程组，计算量小；

A digital revision method for eliminating the transient error is proposed firstly , in which the modified Euler method is used to resolve the first order differential equations deduced from the CVT model , so the computation is small .

首先分析了相邻两连杆的运动学、静力学和动力学关系，然后在Maple软件中编写动力学求解程序，用牛顿-欧拉法推导出了机器人动力学方程。

First , the paper analyzed the kinematics , statics and dynamics relations between two adjacent links . Then , a dynamics solving program was written in the software Maple and the dynamics equation was deduced using Newton - Euler method .

仿真采用任意拉格朗日-欧拉法（ALE），解决了土体大变形造成的有限元单元畸变问题，预测土体-刀具相互作用的过程；

This simulation uses Arbitrary Lagrangian Eulerian ( ALE ) formalism which combines the advantages of both Eulerian and Lagrangian representation in the specifically description . With the method , the problems of finite element mesh distortions in soil and soil-tool interaction process prediction were solved .

首先回顾了随机连续系统的CTLS辨识法和理论分析结果，然后基于数值积分技术和求解常微分方程的数值解的欧拉法和龙格－库塔法，给出了CTLS法的两种数值实现方法。

First the CTLS identification method for stochastic continuous systems and its convergence results are reviewed , then two numerical realization methods for the CTLS identification based on the numerical integral technique , and Euler method and Runge-Kutta method for ordinary differential equation are given .

给出了纯弯曲应力的精确解，并用欧拉法得到了位移的近似解。

The approximate solution of displacement is obtained by Euler method .

欧拉法绘制二阶状态方程相迹的研究

Research on Drawing Phase-trace of Two-Order State Equations by Euler Method

时滞微分方程中点欧拉法的渐近稳定性

Asymptotic Stability of Midpoint Euler Method for Delay Differential Equations

粘性三维流动计算的任意拉格朗日&欧拉法

3D viscous flow computation with arbitrary Lagrangian - Eulerian method

阐述了另外一种考虑静压沉桩过程的方法&欧拉法。

Elaborated another method for analysis the driving process of jacked pile-Euler method .

用任意拉格朗日欧拉法分析桥梁振动绕流问题

Analysis on Unsteady Flows of Bridge Deck Flutter with Arbitrary Lagrange Euler Method

基于任意拉格朗日-欧拉法的盾构刀盘土体切削仿真

The Simulation of Soil Cutting Using Shield Cutter Pan Based on ALE Method

该文运用机理法开发了间歇反应动力学模型，并用欧拉法对全混釜反应器进行物料、热量衡算。

The paper has developed reaction kinetics models for intermittent reaction with rigorous model .

用改进欧拉法求取发电机摇摆曲线的程序设计及其应用

The Analysis and Program Design of Gaining Generator 's Rocking Curve with Improved Euler Method

欧拉&欧拉法脉动流化床运动行为模拟

Euler-Euler Method Simulating Pulsed Fluidized Bed Behaviors

以往的内弹道两相流模型都是在欧拉法基础上建立的。

All the preceding two-phase flow interior ballistic models are based on the Eulerian approach .

欧拉法建立溜管运送混凝土流变数学模型

Establishment of a Rheology Mathematical Model for Concrete Conveying in the Chute with Euler Method

用任意拉格朗日-欧拉法计算内燃机缸内流场

Computation of the Flow Field in Cylinders of Internal Combustion Engines by the Arbitrary Lagrangian-Eulerian Method

基于改进欧拉法的一类非线性系统的数值控制方法

A Numerical Control Method for a Class of Nonlinear Systems Based on an Improved Euler Algorithm

这种新方法将欧拉法与拉格朗日方法结合起来，简单高效。

This new method , simple but efficient , takes advantage of Eulerian method and Lagrangian method .

然后将欧拉法应用于惯性导航，并试验验证了欧拉法计算姿态。

Then Euler algorithm is used in researching inertial navigation system ( INS ), for calculating the attitude .

在对机器人进行运动学分析的基础上，利用牛顿欧拉法建立机器人动力学方程。

We set up robot dynamic equations using Newton Euler method on the basis of kinematics analysis of robot .