نتایج جستجو برای: steering error

تعداد نتایج: 267368  

2000
Tommy Johansson

This report is exploring the advantages and disadvantages with some common sensors needed when positioning a mobile robot with Ackerman steering. Both absolute and relative methods are explored. Odometry based on measuring traveled distance and steering angle is tested and adjusted to obtain the best performance. A Kalman filter is constructed to improve steering angle measurements. The tests a...

2014
Wonhee Kim Young Seop Son Jun Young Yu Chang Mook Kang Chung Choo Chung

We propose a torque overlay based robust steering wheel angle control of electric power steering (EPS) for lateral control using backstepping design. The main contribution of this paper is that the proposed method is designed based on torque overlay and that the global uniform ultimate boundedness of the steering wheel angle tracking error is guaranteed using only steering wheel angle feedback ...

Journal: :Physiology & Behavior 2015
Justin Brooks Scott Kerick

Previously we derived a new measure relating the driver's steering wheel responses to the vehicle's heading error velocity. This measure, the relative steering wheel compensation (RSWC), changes at times coincident with an alerting stimulus, possibly representing shifts in control strategy as measured by a change in the gain between visual input and motor output. In the present study, we sought...

Journal: :The European respiratory journal 2000
M Juniper M A Hack C F George R J Davies J R Stradling

Patients with obstructive pulmonary disease (OSA) have an increased rate of driving accidents, perhaps due to poor vigilance or impaired cognitive skills that influence their driving ability. The authors have assessed whether patients with OSA perform differently to control subjects on a steering simulator which allows the separate assessment of the two visual tasks required for steering a car,...

Journal: :iranian journal of science and technology transactions of mechanical engineering 2015
w. z. zhao c. y. wang z. q. zhang

differential steering of in-wheel electric vehicle provides the functions of both active steering and power assisted steering with the coupling control of force and displacement transfer characteristic of system. a collaborative optimization model of the differential power-assisted steering system of in-wheel electric vehicle is built, with steering economy as the main system optimization goal,...

Journal: :CoRR 2018
Zhengyuan Yang Yixuan Zhang Jerry Yu Junjie Cai Jiebo Luo

Convolutional Neural Networks (CNN) have been successfully applied to autonomous driving tasks, many in an endto-end manner. Previous end-to-end steering control methods take an image or an image sequence as the input and directly predict the steering angle with CNN. Although single task learning on steering angles has reported good performances, the steering angle alone is not sufficient for v...

2014
Xiaoxiang Na David J. Cole

Development of vehicle active steering collision avoidance systems calls for mathematical models capable of predicting a human driver’s response so as to reduce the cost involved in field tests whilst accelerate product development. This article provides a discussion on the paradigms that may be used for modelling a driver’s steering interaction with vehicle collision avoidance control in path-...

2017
Mitchell A. Miller Brian L. Steward

A self-propelled agricultural sprayer was modified to enable both front and rear wheel steering through electrohydraulic control valves. These modifications, in conjunction with a digital controller, enabled the vehicle to be four-wheel steered in multiple modes. The research focused on modeling and evaluating the effect of multi-mode four-wheel steering on vehicle handling characteristics and ...

2010
T. Tokarski

At many workplaces are activities related to the steering of the work place elements. Steering by upper extremity with a lever is used in most of the work processes. The lower extremities can also perform the work process steering purposes. It refers to such workstations on which steering is carried out with different types of pedals, relate mainly the jobs of drivers of cars, buses, tracks, tr...

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