利用动力松弛法对预应力张拉膜进行初始平衡形状的确定以及静载分析。
Initial equilibrium shape and static behavior of pretensioned membrane structures is analyzed by dynamic relaxation method in this paper.
在动力松弛法中采用优化参数自动选择的方法，大大改善了计算的稳定性和收敛速度。
The auto-selecting parameters method is introduced into dynamic relaxation theory, which improved the stabilization and convergence speed for solution.
将自选参数动力松弛法在工程实例中建模运用，并与非线性有限元找形方法的结果比较。
Establishing a practical construction model by using the automatic choice parameter dynamic relaxation, Then comparing the result with the result by using nonlinear finite element.
采用动力松弛法求解各吊索长度离散点所对应的连杆机构平衡构型，从而实现提升过程的模拟。
The Dynamics Relaxation method is adopted to find the equilibrium configuration corresponding to each discrete control parameter point, so that the erection process can be simulated.
离散单元法的基本原理是牛顿第二定律，结合不同的本构关系，用动力松弛法按时步进行迭代求解。
The basic principle of the DEM is based on Newton's Second Law of Mot - ion. The whole problem is solved by using the dynamic relaxation method and the time-marching tech...
对悬链面找形时发现，当黏性系数不大于0.7时，动力松弛法收敛，网格节点分布较无阻尼时均匀。
During form-finding of catenoid, when the viscosity coefficient was not more than0.7, the dynamic relaxation method taking damp into account had good convergence and the nodes distributed more even.
算例分析表明本文提出的找形方法是正确有效的，相对而言，改进的动力松弛法在计算精度和稳定性方面要优于ANSYS找形方法。
Example results show that the methods presented in this paper is accurate and effective. The improved dynamic relaxation method is better than that using ANSYS at accuracy and stability.
通过低松弛迭代法给出渗流系统相应于不同渗流参数时的动力学响应。
With low relaxation iteration, the dynamical responses corresponding to the different flow parameters of seepage system are also given.
通过低松弛迭代法给出渗流系统相应于不同渗流参数时的动力学响应。
With low relaxation iteration, the dynamical responses corresponding to the different flow parameters of seepage system are also given.
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