This paper summarizes the studies on flexible multibody system dynamics in recent years.
全面综述了柔性多体系统动力学近年来的研究成果。
In this paper, the concept of force constraint of a controlled multibody system is presented.
针对受控多体系统,提出力约束的概念、力学描述及其性质。
In this paper, a natural coordinate method suitable for the computer kinematic analysis of multibody system is introduced.
本文介绍了一种适用于计算机分析的多刚体系统运动学分析的自然坐标法。
The nonholonomic constrain equation and dynamical control equations of a floating multibody system are derived in this paper.
推导了漂浮多体系统动量矩守恒方程及动力学方程。
The steady motion and the transient motion of the controlled multibody system with delay and without delay are computed with examples.
实例计算延迟和无延迟受控多体系统的稳态运动和瞬态运动。
In this paper, a new computer-oriented method of obtaining the numerical solution of the dynamics of open loop multibody system is developed.
提出了获得开环多体系统动力学数值解的新方法。
The adjoint variable method for design sensitivity analysis of multibody system dynamics based on ordinary differential equations is presented.
基于常微分方程数学模型建立了多体系统动力学设计灵敏度分析的伴随变量方法。
Based on multibody system dynamics method and ADAMS software platform, a rigid-flexible coupling multi-body model is built for vehicle dynamics simulation.
利用多体动力学方法建立了基于ADAMS软件平台的整车刚柔耦合多体系统操纵动力学仿真分析模型。
By using the orthogonality condition of augmented eigenvector of multibody system, the algebraic equation group with unknowns of structure parameter is formed.
利用多体系统增广特征矢量的正交性条件,可建立以系统物理参数为未知数的代数方程组。
The concept of "path" has been introduced to make the formulation for the kinematics and dynamics of multibody system more concise and least information needed.
引入路的概念,它使多体系统运动学和动力学建模更简洁,使用最少的信息。
Vibration characteristic was calculated by using finite element transfer matrix method of multibody system and modal test was completed for a certain naval gun.
使用有限元传递矩阵法分析了某大长径比弹箭的固有振动特性,成功求得了其固有振动频率和振型函数,计算结果得到试验验证。
By using transfer matrix method of multibody system and launch dynamics theory, the relations between the firing orders and performance of MLRS were established.
应用多体系统传递矩阵法和发射动力学理论,建立了多管火箭武器射击顺序与多管火箭武器系统性能之间的定量关系。
The formulation of kinematics and dynamics of multibody system based on the fully Cartesian coordinates has an important advantagement in computational efficiency.
最后,通过对一个闭环柔性多体系统的动力学与控制仿真计算的实现,表明上述方法的可行性。
In multibody system dynamics, the orthogonality of eigenvector is the precondition to solve the dynamic response of system using the classical modal analysis methods.
特征矢量的正交性是用模态方法求解多体系统动力响应的前提条件。
Establishing multibody system dynamic equations before the separate cover locked and designing a conditions of collision determination after the separate cover locked.
推导了整流罩锁死前和舱段组成多体系统的动力学方程并设计了整流罩锁死后舱段和弹头的碰撞判断条件。
This paper analyses the development difficulty of a large flexible rotating platform and brings out a method to realize modeling and simulation with dynamics of multibody system.
在分析了大型柔性转台研制难点的基础上,提出了采用多柔体动力学方法进行大型柔性转台系统的建模与仿真。
The movement of multi-rigid-body system interconnected by smooth hinge moving in space and plane are deeply studied with the discrete time transfer matrix method of multibody system.
深入探讨多体系统离散时间传递矩阵法对平面、间刚体光滑铰多体系统运动响应的研究。
The Adamas method has been adopted to solve the dynamic equation of multibody system and the data of several forward steps has been repeatedly used, so the speed of computation is high.
采用阿当姆斯预估-校正方法对多体系统动力学方程求解,该方法重复使用前几步信息,计算速度快。
In this paper, theory and technology of launch dynamics of multibody system and its applications in design and test of firing precision and safety for rockets and gun weapons are studied.
文章研究多体系统发射动力学理论与技术及其在火箭和火炮武器射击精度和安全性设计与试验中的应用。
Further, by using interval analysis, methods for designing and optimizing multibody system have been studied, which makes it become an effective tool for the synthesis of mechanical system.
并在此基础上进一步利用区间分析方法研究多体系统优化设计方法,使其成为机械系统综合的有力工具。
This paper describes a new method to simulate mechanical systems with the theory of multibody system-vector network method, including the modeling method and the normal formulized procedure.
介绍了一种运用多体动力学进行机械系统仿真的新方法——矢量网络法,包括建模方法和其常规公式化的解题程序。
The time precise integration method shows great advantage to solve the stiff equations and nonlinear equations, it provides a new computation way for the research of flexible multibody system.
精细积分法在求解刚性方程和常系数线性方程时显示出很大的优越性,这为柔性体系动力学方程的求解提供了新的工具。
The extended transfer matrix method is particularly fit for computing the steady state response of multibody system, and directly contributes to the analytic expression of steady state response.
扩展传递矩阵法特别适合于计算多体系统的稳态响应,能直接得到稳态响应的解析表达式。
The numerical precision and formulation efficiency of multibody system dynamics directly depend on the choosing the local frame coordinates and global coordinate, and on the formulation methods.
流形上动力学方程的建立与全局坐标和局部坐标的选择,以及建模方法有着直接的联系,决定着动力学模型的建模效率和数值运算精度。
To study vibration systems or the multibody systems with small displacements efficiently, a computerized algebraic method for linearizing the equations of multibody system is discussed in this paper.
为研究多体系统小位移或振动问题,从多体系统动力学方程出发,讨论微分-代数方程线性化计算机代数问题。
A handling simulation multibody model of a midibus is built using ADAMS/VIEW after we consider the steer system, front and rear air suspension.
在详细的考虑转向机构、前后空气悬架、车身等部件的基础上,利用ADAMS/VIEW软件建立了某中型客车的操纵稳定性多体模型。
The stock market is a complex dynamic system with multibody interactions.
股票市场是一个多体相互作用的复杂体系。
Separating solving logic from multibody dynamics model, the consistency of status of constraint and force element component was achieved in multibody dynamics system simulation.
这种解算模式,实现了多体动力学解算仿真中,模型与解算逻辑的分离,维护了系统仿真中构件、铰约束、力元等组件的状态一致性。
Separating solving logic from multibody dynamics model, the consistency of status of constraint and force element component was achieved in multibody dynamics system simulation.
这种解算模式,实现了多体动力学解算仿真中,模型与解算逻辑的分离,维护了系统仿真中构件、铰约束、力元等组件的状态一致性。
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