A numerical model based on the finite element method incorporating an arc-length algorithm for nonlinear full-range analysis of UPC beams was developed.
建立了基于有限元方法并结合一种弧长算法的适用于UPC梁非线性全过程分析的数值模型。
Based on theoretical analysis, numerical simulation and filed-testing, the coupling catastrophe mechanism and nonlinear characteristics of coal and gas outbursts are studied in this dissertation.
本文运用理论分析、数值模拟和现场测试研究为一体的方法对煤与瓦斯突出的耦合灾变机制和非线性特征进行了研究。
We investigate the generation, properties and applications of optical solitons in nonlinear photonic crystal (PC) waveguides by theoretical analysis and numerical simulation.
本文采用理论分析和数字模拟相结合的方法研究非线性光子晶体波导中光孤子的产生、特性及其应用。
The control of nonlinear gain for interaction between solitons has been studied by numerical analysis in band-limited amplification propagation system.
应用数值分析方法研究了带宽限制放大传输系统中非线性增益对孤子间相互作用的控制作用。
Numerical results indicate that the nonlinear solution is (necessary) to stability analysis because linear buckling loads are much higher than those of nonlinear buckling.
计算得到的线性屈曲稳定系数远远大于非线性稳定系数，表明线性屈曲分析结果不可靠，而宜采用非线性进行计算。
The problem of stability in the numerical integration schemes of nonlinear dynamic analysis of structures is discussed by using matrix and norm theory on a rigorous and complete basis in this paper.
本文在严格、完整的基础上，利用矩阵范数理论研究了结构非线性动力分析中数值积分格式的稳定性问题，给出了判别单自由度非线性动力方程积分格式稳定性的一般数学准则。
This paper carries out analysis on the numerical values in the construction of soft and weak rock tunnel by means of nonlinear FEM numerical value simulation method.
采用非线性有限元数值模拟的方法，对软弱围岩隧道施工进行了数值分析。
The numerical results show this element can deletemembrance locking and obtain solutions of high accuracy in the geometrical nonlinear analysis.
数值结果表明该单元在几何非线性分析中既能消除膜闭锁又具有较高精度。
The nonlinear creep damage mechanism of rock salt is investigated with triaxial creep tests, theoretical analysis and numerical simulation in the study.
本文通过盐岩三轴蠕变实验、理论分析和数值计算研究了盐岩的非线性蠕变损伤机理。
Based on the characteristics of the numerical manifold method and constitutive models of rock and soil mass, the formula of numerical manifold method for nonlinear analysis is presented.
根据数值流形方法的特点和岩土体的本构模型，给出了适用于非线性分析的数值流形方法的计算方法。
In this thesis, there are three different span cable Bridges as project background, introduced the theoretical calculation of cable Bridges, numerical methods and nonlinear finite element analysis.
本文以不同跨度的三座索道桥为工程背景，分别介绍了索道桥的理论计算方法、数值计算方法及非线性有限元分析方法。
We establish nonlinear dynamics model, make a linear stability analysis and numerical value simulation for the electrochemical oscillation phenomena observed in experiment.
针对甲醇电化学氧化过程中观察到的电化学振荡现象，建立了非线性动力学模型并对模型进行了线性稳定性分析和数值模拟。
The numerical results show that the semi-analysis method is simple and believable for the nonlinear problem of a circular plate.
分析结果表明，用半解析法分析板的非线性问题，不仅方法简单，而且计算结果可靠。
This paper presents the numerical simulation analysis of a two-dimensional nonlinear mathematical model for heat and moisture transfer in the saturated porous medium under a canal.
本文提出了系数效应滞后的计算方法，数值模拟了饱水渠道冻结时水热迁移的二维非线性模型。
According to the latest test results abroad, the software ANSYS8.0 is applied to carry out the finite element nonlinear analysis. The most numerical calculating results agree well with the test data.
本文利用大型通用有限元软件ANSYS8.0进行了数值模拟，有限元计算结果与国外最新试验数据吻合良好。
Referring to the initial stress method in nonlinear elastisity problem, the authors propose an initial flow method for numerical analysis of seepage flow with free surface wi…
本文对方法原理作了简要叙述并给出一个绕坝渗流分析的例题。
Referring to the initial stress method in nonlinear elastisity problem, the authors propose an initial flow method for numerical analysis of seepage flow with free surface wi…
本文对方法原理作了简要叙述并给出一个绕坝渗流分析的例题。
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