This paper presents a motion control algorithm for virtual human based on torque optimization. The algorithm is founded on the use of quaternion, recursive dynamics and optimal control.
本文以四元数、递归动力学和优化控制为基础，提出了一种基于力矩优化的虚拟人运动控制算法。
Computational multibody dynamics and virtual prototyping technology are brand new modeling and analysis methods for simulating the landing process of an aircraft.
而计算多体系统动力学和虚拟样机技术的出现，使得对于飞机着陆过程起落架和机身动态响应的模拟更逼近于现实。
Based on the theory of "Multi-body System Dynamics" , this paper uses software to setup a virtual prototype for a "Personal Defense Weapon" (PDW).
本文基于多体系统动力学理论，利用机械系统动力学分析软件建立了某单兵自卫武器的虚拟样机模型。
In the analysis of characters of virtual prototype, the analysis of Dynamics of Mechanical Systems occupies a very important place.
在虚拟样机的各种特性分析中，机械系统动力学分析占据了重要地位。
Virtual surgery is a comprehensive subject; it involves medical science, computer graphics, biomechanics, mechanical dynamics, material science and so on.
虚拟手术是一门综合性的学科，涉及到医学，计算机图形学，生物力学，机械动力学，材料科学等诸多领域。
The core of the virtual prototype technology is on the realization of modeling theories and technology, mechanical system dynamics, finite element theory and control theory, etc.
虚拟样机技术的核心是机械系统动力学、有限元理论和控制理论等建模理论及其技术的实现。
Based on the theory of Multi-body Dynamics, we adopt ADAMS simulation platform and establish virtual prototype of breech mechanism.
基于多体力学理论，采用ADAMS软件平台建立了炮闩系统的虚拟样机。
In this present work, the technology of virtual prototype is introduced to instruct the work equipment design by the simulation of kinematics and dynamics.
本文将虚拟样机技术引入到工作装置设计中，通过运动学、动力学仿真分析，为防爆装载机工作装置的设计提供了可靠依据。
A novel dynamic model of molded case circuit breaker operating mechanisms was built based on multi-body dynamics principle adopting virtual prototyping technology.
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。
Concurrent enterprises production planning and control system can't meet the requirements of virtual enterprises environment, such as autonomy, distribution, dynamics and heterogeneity.
现有的企业生产计划与控制系统已不能满足虚拟企业环境下的需求，如自治性、分布性、动态性与异构性。
The vertical model of vehicle dynamics and the virtual model of road input are deduced.
建立了垂向汽车动力学模型和道路虚拟输入模型。
At the same time, the method and basic theory of dynamics software ADAMS are introduced. The project studies the key technical problem of establishing hydraulic support virtual prototype model.
同时，介绍了多体系统动力学软件ADAMS的基础理论和方法，研究了建立液压支架虚拟样机模型的关键技术问题。
On the platform of the ADAMS/CAR secondary development module, the MB dynamics simulation model of the virtual prototype of a domestic light bus has been created.
以ADAMS/CAR二次开发模块为平台，建立了国产某小型客车虚拟样机的多体系统动力学仿真模型。
Then, the virtual prototype of crawler running device is established based on multi-body system dynamics theory. The most complex part is to exert contact force in the model building process.
接着，以多体系统动力学理论为基础，建立了连续采煤机履带行走装置的虚拟样机模型，在建立模型过程中，最为复杂的可谓施加接触力。
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.
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。
Finally, making use of the virtual prototyping technology, the model of the articulated robot LG6R is founded in software ADAMS that developed for dynamics analysis of mechanical system.
最后，应用虚拟样机技术，在机械系统动力学软件ADAMS上建立关节型机器人LG6R的虚拟样机，对实验过程进行了轨迹规划仿真。
ADAMS is one of the famous virtual prototype analytic software. The application of ADAMS can help us to conveniently analyze virtual prototype in statics kinematics and dynamics.
ADAMS是目前著名的虚拟样机分析软件，运用ADAMS软件，用户可以很方便地对虚拟样机进行静力学、运动学和动力学分析。
On the basis of multi-body system dynamics theory and using ADAMS/View, a virtual prototype model for five-axle heavy-duty vehicle is established with its steering performance analyzed.
以多体系统动力学理论为基础，利用ADAMS建立了五轴转向重型汽车的整车虚拟样机模型，对该模型进行了仿真分析。
Based on three sets of virtual testing configurations that are airbag test, impactor test and steering wheel test, the dynamics of the airbag and the relevant contacted components are analyzed.
基于气囊试验、碰块试验和转向盘试验等虚拟试验分析了各气囊折叠方式对应的气囊压力和相应的接触物体的动力学参数。
A virtual prototyping model of belt conveyor is built based on the dynamics model and analysis.
对带式输送机系统的动力学模型进行了研究。
PC-based CAX integrated analysis environment is first established using the flexible multi-body dynamics and virtual prototyping technology.
基于柔性多体动力学理论，借助虚拟样机技术，在微机平台上搭建了计算机辅助集成技术（CAX）辅助集成分析环境。
In order to be more realistic simulation of loose body over knee in virtual arthroscopic surgery, dynamics differential equation and numerical solution were founded.
为在虚拟关节镜手术中更加真实的模拟游离体摘除手术提供了有效方案。
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.
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。
Finally, from the semantic system, rhythm environmental constraints and cognitive dynamics, the author discusses the virtual motives and virtual-based mechanism of the affix "old".
最后本文从语义机制、韵律环境制约和认知动因三个角度对词缀“老”的虚化动因和虚化机制进行了探讨。
The virtual prototyping model was built by utilizing the dynamics analytical software ADAMS of mechanical system.
在ADAMS软件中建立虚拟样机模型，验证了运动学方程的正确性。
The virtual prototyping model was built by utilizing the dynamics analytical software ADAMS of mechanical system.
在ADAMS软件中建立虚拟样机模型，验证了运动学方程的正确性。
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