Feedback control method is used to solve implicit difference equation in this paper.
提出了采用反馈控制方法求解隐式差分方程的方法。
The elastic-plastic finite element method and key technologies based on static implicit scheme for the simulation of the forming process of sheet metal were introduced.
介绍了静力隐式弹塑性有限元板料成形软件的基本理论和关键技术。
The process of Multi-Point Forming (MPF) should be simulated by finite element with static implicit scheme.
多点成形过程采用静力隐式格式进行数值模拟是比较合适的。
In this paper, elastic plastic large deformation finite element method based on static implicit scheme for the simulation of the forming process of sheet metal is introduced.
阐述了用于板材成形过程静力隐式数值模拟的弹塑性大变形有限元方法 ,基于给出的方法编制了板材成形过程数值模拟软件 ,并对矩形板的液压胀形进行了有限元分析 ,计算结果与典型的实验结果吻合很好。
The proposed implicit algorithm is based on update of interface in order to track flow front for each time step.
RTM充模分析的隐式方法需要迭代来决定树脂注满的区域。
An implicit algorithm based on update of interface was proposed to monitor the flow front in the injection molding.
为了改善充模过程流动分析隐式方法的迭代过程,提出了一种基于界面更新的隐式方法。
An adaptive implicit algorithm was proposed to choose time step for mold filling simulation.
提出了一个注射充模数值模拟隐式方法的时间步长选用标准,依据“一时间步,一单元层”的思想,采用最小二乘递推法估算每一步的时间步长,并依据压力估算每个控制体积的半注满时间,从而可以重构任何时间的流动前锋。
A corresponding implicit algorithm is devised .
发展了基于特征线Galerkin 离散化的有限元方法和相应的隐式算法以数值求解模型控制方程的边值初值问题。
The generalized predictive implicit algorithm is proposed based on the requirement of theory study and engineering application.
基于理论研究和工程应用的需要,提出了广义预测隐式算法。
Present an implicit algorithm of self-correding prediction of mathematical model based on Talor s expansion in the case of single input and single output.
文中给出了单输入单输出离散系统以泰勒展开为基础的数学模型的自校正预报的隐式算法。