1) Differential/algebraic equations
微分/代数方程
2) differential-algebraic equations
微分代数方程组
1.
Unlike traditional algorithms,the new algorithm is constructed by reducing the models to differential-algebraic equations with index 1 and using backward differentiation formulae with varable order and step size.
给出了一种能有效求解反应精馏微分代数方程组模型的数值算法。
3) differential-algebraic equations
微分-代数方程组
4) Differential-algebraic equation
微分代数方程
1.
Asymptotic stability of θ-methods for differential-algebraic equations with several delays;
多延迟微分代数方程θ-方法的渐近稳定性(英文)
2.
Dynamic equations of multi-body systems with holonomic constraints are differential-algebraic equations.
多体系统动力学方程为微分代数方程,一般将其转化成常微分方程组进行数值计算,在数值积分的过程中约束方程的违约会逐渐增大。
3.
In numerically solving ordinary differential equations and differential-algebraic equations block methods are efficient.
在求解常微分方程和微分代数方程中,块方法是一种有效的方法。
5) differential-algebraic equations
微分代数方程
1.
Fundamental concepts in power system differential-algebraic equations (DAE) model, like singular point and multiple energy function sheets defined on constraint manifolds, are studied.
所得研究成果揭示了微分代数模型与奇异扰动模型的本质区别、奇异性与系统模型和系统负载的联系、结构保持能量函数法可能具有的内在保守性等,这对深入理解电力系统微分代数方程模型的拓扑结构、结构保持能量函数法和暂态电压稳定及其与功角稳定的关系具有一定的价值。
2.
After the reduction of the degree of freedom and the proper transformation, the dynamic analysis of a braced frame with friction dampers sum up to solve a differential-algebraic equations of index 1.
本文提出粘性屈服模型来模拟摩擦耗能元件的力—速度关系,该模型是连续变化的,克服了库仑摩擦模型不连续导致数值计算复杂的缺点,在进行摩擦耗能体系的动力分析中,采用缩减自由度技术,并作适当的变换,则带有摩擦耗能元件体系的动力分析归结为求解微分代数方程,本文采用增量型Rosenbrock二级三阶半隐式Runge-Kutta法求解该方程,以考虑框架和支撑的材料和几何非线性。
6) differential algebraic equations
微分代数方程
1.
Based on large deformation geometrical relations, a mathematical model described with differential algebraic equations is presented for axisymmetric hyperbolic thin-metal shells with variable thickness under internal pressure, which remedies the low precision in solving finite strain problems based on Gleyzal’s geometrical relations expanded with Taylor’s formula.
对承受内压、非等厚轴对称双曲薄壳,基于大塑性变形几何关系,通过严格的数学推导,建立了用微分代数方程组描述的数学模型。
2.
This paper is devoted to the application of the parallel multistep hybrid method to the numerical solution for a class of Index-2 differential algebraic equations,and the errors are estimated,it has obtained the extremely ideal result.
将并行多值混合方法应用于一类2-指标微分代数方程的数值处理,并进行误差估计,获得了十分理想的结果。
3.
Simulation model described by the Modelica language can be translated into a system of differential algebraic equations.
基于Modelica语言建立的仿真模型可以映射为一个微分代数方程系统。
补充资料：代数方程
见多项式。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条