With the EcoBoost four-cylinder, the two-wheel drive Explorer now ranks as the most fuel-efficient seven-passenger SUV on the market. 凭借这台引擎,两轮驱动的“探索者”登上了市场上最省油的七座SUV宝座。
The two-wheel test also weeds out those who are not team players. 自行车测试还能区分出那些没有团队精神的人。
This work presents a new method for the estimation of reference vehicle speed of two-wheel drive vehicles, based on acceleration and the wheel speed information. 以两轮驱动轿车为研究对象,提出了一种基于加速度及轮速信息的参考车速估计方法。
So when my neighbors got two-wheel bikes, I got a two-wheel bike. 因此,当我的邻居小朋友有自行车时,我也可以骑着自行车四处潇洒;
With this in mind a two-wheel drive vehicle with hollow wheels was designed and produced. 鉴于此一辆二轮子驱动车与空心轮子被设计了和被生产了。
Research on Acceleration Slip Regulation System for Two-wheel Drive Electric Vehicle Based on Sliding Mode Variable Structure Control 基于滑模变结构控制的双轮驱动电动汽车防滑系统的研究
The company Hildebrand and wolfmueller made the first two-wheel motorized vehicle available to the general public. 海得布兰德和沃夫穆勒公司制造出首辆给一般大众用的两轮动力车辆。
The utility model relates to a turning universal support for two-wheel motorcycles, which belongs to the machine building field. 一种两轮摩托车调头万向支架,属机械制造领域。
Optimal control of a two-wheel difference speed steering AGV based on machine vision 基于视觉的AGV两轮差速转向最优控制研究
On frame-type vehicles, two-wheel alignments are taken from the frame and the rear axle is assumed to be in correct alignment. 论框架式车辆,二轮的路线是取自框架和后轴被假定为在正确的路线。
The utility model solves the problems that the two-wheel bicycle is in bad stability and can not ride in low speed, the operation is tight, and the safety is bad. 解决普通二轮自行车稳定性差,不能低速行驶,操作紧张,安全性差的问题。
Coupled Mechanics and Hydraulics Based Simulation for Hydraulic Travel System of Dual Drum Vibratory Compactor three-axle ( tandem) roller two-wheel transversal vibratory roller 基于机液耦合的双钢轮振动压路机行走液压系统仿真
Modeling and Control of a Flexible Two-wheel Upright Self-balance Humanoid Robot 柔性两轮直立式自平衡仿人机器人的建模及控制
Torque Coordinated Control of Two-Wheel Independent Drive Electric Vehicle 两轮独立驱动电动车的转矩协调控制
Research on Acceleration Slip Regulation System for Two-wheel Drive Electric Vehicle Using Fuzzy-PID Control 双轮驱动电动汽车防滑控制系统的研究
In the paper, the structure of system, operating principle of control system, hardware circuitry and control algorithm of the developed coaxial two-wheel electric scooter are described. 阐述了平行双轮电动车系统的构成、控制系统的工作原理、硬件电路和控制算法。
Furthermore, the implementation platform of a two-wheel driven mobile robot is developed to perform the real-time trajectory tracking algorithms, and the experiment results do show the efficiency of the proposed nonlinear tracking algorithm. 然后在研制的非完整两轮驱动移动机器人的实验平台上对该算法进行了实时轨迹跟踪实验,结果表明了该非线性跟踪控制算法的有效性。
A tracking control scheme is first proposed for general nonlinear systems based on the input/ output decoupling technique, and the application of this tracking control method in the two-wheel driven mobile robot is then studied. 首先,在介绍了一般的非线性系统的输入-输出线性化方法的基础上,并研究了在两轮驱动移动机器人轨迹跟踪中的应用;
Based on the research of the technology and development of mobile robot, a two-wheel differential driving mobile robot was designed in the work presented here. 本论文在分析移动机器人的技术特点及发展现状的基础上,设计了两轮差速驱动机器人小车及其运动控制系统。
Studies of Electric-drive Control System for the Two-wheel Electric Vehicle 两轮电动车辆电驱动控制系统研究
Based on kinematics principle of the two-wheel drive robot, this paper analyzes the motional characteristics of GAIA-2 and builds its simplification kinematics model. 根据两轮差速驱动机器人运动学原理对GAIA-2型进行了运动分析,建立了GAIA-2的简化运动学模型。
A two-wheel vehicle model for ABS was established, including body model, tyre model, brake model and air braking system. 建立了一种两轮车辆制动防抱死系统(ABS)的车辆模型、车轮模型、制动器模型和气压系统模型;
Researches on Two-Wheel Drived Robots Dynamic Model and on Its Dynamic Optimal Control 双轮驱动机器人的动态模型和动态优化控制
Normal bicycle and high speed bicycle are modeled. The study initially resolves problems of controller design due to greatly varying parameters and disturbances for Two-wheel system. 建立了普通机器人自行车和高速自行车系统近似真实的物理模型,初步的解决了在存在扰动和参数大范围变化给传统控制器和变结构滑模控制器设计带来的一些问题。
In addition, the constraints modal of two-wheel mobile robot was introduced, and moving control rate of point stabilization and trajectory program was designed. Theoretically the stability of moving control algorithm was proved by Lyapunov stability theory. 除此之外,引入了两轮驱动移动机器人的约束模型,设计了点镇定问题和轨迹规划问题的运动控制率,从理论上运用李雅普洛夫定理证明了该运动控制的稳定性。
The natural unstable two-wheel vehicle is a special kind of wheeled mobile robot. Its dynamics equations are multi-variable, non-linear, serious coupling and uncertain parameters etc. So it is ideal that various control methods are studied on this platform. 本质不稳定两轮小车是一种特殊轮式移动机器人,其动力学系统具有多变量、非线性、强耦合、参数不确定性等特性,是研究各种控制方法的一个理想平台。
Analysis on system structure 、 non-linear mathematics model are given, and the two VSC controllers are applied on the fuzzy-linearization model of the two-wheel self-balanced vehicle separately. 对两轮自平衡小车的系统结构和非线性数学模型进行了分析,随后基于两轮自平衡小车的模糊线性化模型,分别采用这两种变结构控制器来控制小车。
This article takes a rhombic special-purpose vehicle as the object of study, giving a design of two typical power transmission system plans and raising a special discussion on the judgment of the two-wheel drive and four-wheel drive switching of the power transmission system. 本文以一款菱形概念四轮驱动特种车为研究对象,设计了两种典型动力传动系统方案及结构,并针对机械式传动系统方案中二驱与四驱切换的判断依据进行了讨论。
Basing on the analyzing and inspecting two-wheel self-balancing robots home and abroad, this paper introduce the hardware structure and the primary components of the object in detail, analyzing the principles of the electrical system, software system and state measuring system. 在分析和借鉴国内外两轮自平衡机器人的基础上,对研究对象的硬件结构及其主要元部件做了详细介绍,分析了其电系统、软件系统和状态检测系统等工作原理。
Through the simulation, the results show that optimal controller can control of the self-balanced two-wheel vehicle well. 通过仿真,得出了最优控制器能够很好的控制两轮自平衡小车。