Included is the stability analysis of six DOFrailway car model.
通过对复杂机械系统的微分代数型动力学方程各种线性化方法的比较,提出一种建立复杂机械系统线性动力学方程的符号化方法,它克服了数值摄动方法的缺点,不需另外建立线性约束库,程式化强,最后利用此方法对铁道车辆蛇行运动稳定性进行了分析。
The multi-degree matrix,catastrophe theory of functional and by them methods of two kinds of the judgement of dynamic stability of complex nonlinear system,particularly nonlinear nonstationary system are established.
李雅普诺夫直接法基本解决了驻定线性和部分非线性系统运动稳定性判定问题,但对复杂非线性系统,尤其非驻定系统运动稳定性的判定很困难。
Based on a hydrofolic small waterline area ship(HYSWAS) scheme with fixed hydrofoils, this paper researched the resistance, static stability, dynamic stability of HYSWAS by theoretical methods.
提出了一型采用非自控组合水翼系统的单体小水线面水翼复合型高速船方案 ,并对其进行了阻力、横稳性以及运动稳定性的理论分析 。
Then we study its dynamic stability with the ZMP(zero moment point) method,and propose a method for caculating the stability margin of the bionic kangaroo robot.
基于仿袋鼠跳跃机器人五刚体机构模型,运用拉格朗日法,建立了跳跃机器人系统着地阶段的动力学方程,采用ZMP法研究了仿袋鼠弹跳机器人的运动稳定性,提出了其着地运动稳定裕度的计算方法和判据;采用Matlab仿真工具,结合实例分析,对机器人着地阶段各关节驱动力矩以及ZMP点的变化情况进行了仿真,并提出了改进刚性模型着地运动稳定性的方法。
Influence of predeformation on the motion stability of rotor supported by multi-layered steel plate;
预变形对多层钢板支撑转子运动稳定性的影响
Research on Motion Stability of Driver-Vehicle with 4WS Closed-Loop System;
驾驶员—四轮转向汽车闭环系统运动稳定性研究
Bifurcation analysis of motion stability for high-speed underwater vehicle
水下高速运动体运动稳定性的分叉分析
Because of the effects of environmental load in deep water,the physical characters of the mooring line material and the configuration,the analysis of the mooring systems involves nonlinearity due to fluid-solid coupling,the nonlinear hydrodynamic forces and the stability of motions.
由于深海环境载荷和系泊材料物理特性及系缆构型影响,系泊系统分析涉及流固耦合非线性、非线性流体动力及整个系泊系统的运动稳定性。
It deals with the new principles,inverse problems of system dynamics,many integral methods,as well as the stability of motion of systems et al.
以广义Pfaff-Birkhoff原理和广义Birkhoff方程为基础,构造广义Birkhoff系统动力学的基础理论框架,包括新原理的提出、系统动力学逆问题、各种积分方法以及系统的运动稳定性等。
Based on the mechanized mathematics and WU Wen_tsun elimination method, using oil film forces of short bearing model and Muszynska s dynamic model, the dynamical behavior of rotor_bearing system and its stability of motion are investigated.
基于机械化数学_吴文俊消去法 ,分别采用短轴承油膜力模型和Muszynska转子力学模型 ,对转子轴承系统中的动力学行为与稳定性进行了分析研究· 具体分析时 ,采用吴文俊特征列概念和基于Maple软件的符号计算平台 ,对短轴承涡动参数进行了解析分析 ,以及试算构造出了Lia punov函数 ,并给出了转子系统运动稳定性条件
Kinematic stability, whether for fundamental research or application is a critical problem.
运动稳定性问题,无论对于基础理论研究还是应用技术都是一个关键性的问题,而且运动稳定性的研究往往成为一个工程能否实现的关键。
Bifurcation analysis of motion stability for high-speed underwater vehicle
水下高速运动体运动稳定性的分叉分析
Stability Analysis of Flapping-wing Mechanism with Bearing Clearance
含间隙的翅翼机构运动稳定性的研究
Effect of traction force on lateral stability of locomotive
牵引力对机车横向运动稳定性的影响
Study of Stability of Underwater Glider Non-acceleration Linearly Gliding
水下滑翔器定常直线滑翔运动稳定性分析
Research of Motion Stability of Service Humanoid Robot with Wheel Assemblies
轮式移动宜人化服务型机器人运动稳定性研究
On Stability of Motion of a Kind of the Nonlinear Time-Varying Discrete Systems
一类非线性时变离散时间系统的运动稳定性
Combinatory Optimization of the Vehicle Handling and Stability;
汽车操纵性与运动稳定性的联合优化设计
Influence of Character of Parachute on Stability of Parachute-cabin System
降落伞特性对伞舱系统运动稳定性的影响
Stability of Synchronous Operation of Vibrating System Driven by Two Motors
双机驱动振动系统同步运转的稳定性
Periodic Motion-Fundamental and Stable Kinestate of Substances;
物质基本的稳定的运动状态-周期性运动
Core stability training for midddle and long-distance runners;
中长跑运动员的核心稳定性训练研究
Unstability of coupled heave-pitch motions for Spar platform
Spar平台垂荡—纵摇耦合运动的不稳定性
Stability Simulation of Unsteady Aerodynamic Based on Large-amplitude Motion;
基于大振幅运动非定常气动力的稳定性仿真
Improvement for Theorems on Stability of the Zero Solution of the Perturbation Differential Equation
扰动运动微分方程零解稳定性定理的改进
Research on Kinematic Characteristics and Walking Stability of Passive Biped Robot without Knees
无膝双足被动机器人的运动特性和稳定性研究
DYNAMIC STABILITY OF MOVING VISCOELASTIC PLATE SUBJECTED TO FOLLOWER FORCE
考虑随从力作用的运动粘弹性板的动力稳定性
From the perturbation equation of the shaker stability, the conditions of self synchronous stable running are derived.
利用振动筛的稳定性扰动方程得到了同步稳定运转条件。
The study for the influences of support movement on the operating stability of hydraulic motor
支承运动对液压马达运转稳定性的影响研究