当今汽车工业开发过程中越来越依赖于多体动力学模型预测车辆载荷。
Automotive engineering development processes are growing more dependent on the use of muti-body dynamic (MBD) models for generating vehicle loads.
将系统约束分为基本约束和条件约束，建立了变拓扑结构柔性多体动力学模型。
Classifying the system constraints as basic constraints and variable constraints, a model of flexible multibody with changing topologies is developed.
在建立农用运输车整车多体动力学模型的基础上，借助于软件ADAMS和笔者编制的软件研究了农用运输车平顺性仿真的方法。
Based on an established multibody dynamics model of farm transport vehicles, with the help of the code ADAMS, the ride comfort simulation method was studied.
以此为基础阐述了建立平面多体机械系统键合图模型的一般方法及其动力学原理。
Based on this, the generic procedure of modeling planar multibody mechanical systems by bond graphs and its dynamic principle are described.
采用基于多体动力学原理的虚拟样机技术，建立了塑料外壳式断路器操作机构的动力学模型。
A novel dynamic model of molded case circuit breaker operating mechanisms was built based on multi-body dynamics principle adopting virtual prototyping technology.
本文围绕人体系统多体约束开展了动力学模型研究。
The dynamical model of multi-body restriction of human body system was studied in this paper.
以此为基础阐述了建立空间多体机械系统键合图模型的一般方法及其动力学原理。
Based on this, the generic procedure of modeling multibody mechanical systems in non-inertial coordinate systems by bond graphs and its dynamic principle are described.
基于多体动力学分析软件ADAMS，建立了空间望远镜可展开主镜的虚拟样机模型。
The virtual prototype of the deployable master mirror system of the space telescope is established by using ADAMS(Automatic dynamic analysis mechanical systems).
有限元理论、多体动力学理论、疲劳理论为汽车零部件设计提供了先进手段，通过对汽车零部件虚拟模型的分析，可以找到在设计阶段的问题。
The finite element theory, the dynamics theory offers an advanced method. During the analysis of the virtual digital model, we can find the problem exist in the initial stages of design.
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.
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。
Based on multibody system dynamics method and ADAMS software platform, a rigid-flexible coupling multi-body model is built for vehicle dynamics simulation.
结合有限元和柔性多体动力学方法建立了该柴油机整机仿真模型，进行整机振动烈度和辐射噪声的模拟研究。
Finite element method and flexible multi-body dynamics method are used to establish engine simulation model, calculate engine vibration intensity and radiated noise.
以此为基础阐述了建立非惯性系平面多体机械系统键合图模型的一般方法及其动力学原理。
Based on this, the generic procedure of modeling planar multi body mechanical systems by bond graphs and its dynamic principle are described.
运用多刚体系统动力学及接触冲击理论建立了节理岩体弹塑性动态本构模型。
In this paper, a elastic-plastic dynamical constitutive model on jointed rock masses under blasting load is established with the help of the multiple rigid-body dynamics and contact-impact theory.
应用多体动力学理论，建立了包含分度凸轮-链系统的模切机步进系统虚拟样机模型。
The virtual prototype model of indexing cam-roller chain drive system of die-cutting machine is constructed in the computer environment based on multi-body dynamics theory.
以此为基础阐述了建立非惯性系平面多体机械系统键合图模型的一般方法及其动力学原理。
Based on this, the procedure of modeling spatial multi body mechanical systems by bond graphs and its dynamics principle were described.
多体理论的基础上，设置了电动助力转向系统和主动式悬挂系统和车辆动力学模型的模型。
The models for electric power steering system and active suspension system and vehicle dynamics model are set up based on multibody theory.
本文针对卫星微型雷达，建立多柔性体系统动力学仿真模型，研究多柔性体上的弹性振动对雷达捕捉目标精度的影响。
In this paper, the mini-type satellite radar is studied to analysis the influence of the torsional vibration of the key parts on the dynamic precision of the radar.
根据多柔体系统动力学建模理论以及ADAMS的柔性体建模方法，建立了柔性磁悬浮转子系统的ADAMS、MATLAB和ANSYS联合仿真模型。
According to the flexible multi-body system modeling theory and ADAMS flexible modeling method, the ADMAS, MATLAB and ANSYS combined simulation model of the flexible MSR system is established.
以此为基础阐述了建立平面多体机械系统键合图模型的一般方法及其动力学原理。
Based on this, the generic procedure of modeling multibody mechanical systems in non-inertial coordinate systems by bond graphs and its dynamic principle are described.
采用多体动力学软件MADYMO建立儿童乘员侧面碰撞仿真模型，并通过台车试验结果验证仿真模型的有效性。
A mathematical model of a child occupant in side collision is developed by using MADYMO software and the validity of the model is evaluated by comparing results between simulation and sled test.
本文针对卫星微型雷达，建立多柔性体系统动力学仿真模型，研究多柔性体上的弹性振动对雷达捕捉目标精度的影响。
In the paper, the system of the flexible bodies in the mini-type satellite radar is simulated to study the influence of the torsional vibration on the dynamic precision of the radar.
本文针对卫星微型雷达，建立多柔性体系统动力学仿真模型，研究多柔性体上的弹性振动对雷达捕捉目标精度的影响。
In the paper, the system of the flexible bodies in the mini-type satellite radar is simulated to study the influence of the torsional vibration on the dynamic precision of the radar.
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