Results 61 to 70 of about 252 (156)

Adaptive Control of 4WS System by Using Neural Network.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1991
It is expected that four-wheel-steering (4WS) vehicles will enable higher performance than the conventional front-wheel-steering vehicles. Many kinds of 4WS systems have been proposed and studied. Most of them deal with tire characteristics as linear. However, a cornering force many be nonlinear depending on road conditions or vehicle state.
Toshinari SHIOTSUKA   +3 more
openaire   +1 more source

Construction of a Special Mobile Robot that Uses a Special Travelling Wheel

open access: yesMATEC Web of Conferences, 2016
This paper deals with the engineering design of a solution of a mobile robot that uses a special travelling wheel for transmission of motive power onto a surface.
Brabec Pavel   +3 more
doaj   +1 more source

4WS Intelligent Fire-Fighting Robot Trajectory Tracking Control Based on Adaptive Cornering Stiffness

open access: yesIEEE Access
To address the challenges posed by nonlinear tire characteristics in trajectory tracking control of active four-wheel steering (4WS) vehicle or fire-fighting robot, a novel control method is proposed.
Lin Zhong   +3 more
doaj   +1 more source

PRN: a preprint service for catalyzing R-fMRI and neuroscience related studies [v1; ref status: indexed, http://f1000r.es/4ws]

open access: yesF1000Research, 2014
Sharing drafts of scientific manuscripts on preprint hosting services for early exposure and pre-publication feedback is a well-accepted practice in fields such as physics, astronomy, or mathematics.
Chaogan Yan, Qingyang Li, Lei Gao
doaj   +1 more source

Closed-Loop Handling Stability of 4WS Vehicle with Yaw Rate Control

open access: yesStrojniški vestnik – Journal of Mechanical Engineering, 2013
To improve the vehicle handling stability, a four-wheel steering (4WS) controller with yaw rate tracking is proposed in this paper. A driver/ vehicle closed-loop system is built based on the preview-follower theory to evaluate the system’s manoeuvring performance.
Liu, Shaona, Lv, Hongming
openaire   +2 more sources

An Optimal Hierarchical Control Strategy for 4WS-4WD Vehicles Using Nonlinear Model Predictive Control

open access: yesMachines
Advanced driving algorithms, control strategies, and their optimization in self-driving vehicles in various scenarios are hotspots in current research; 4WS-4WD (four-wheel steering and four-wheel drive) is another hotspot in the study of new concept ...
Xuan Xu   +3 more
doaj   +1 more source

Autodriver algorithm [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2011
The autodriver algorithm is an intelligent method to eliminate the need of steering by a driver on a well-defined road. The proposed method performs best on a four-wheel steering (4WS) vehicle, though it is also applicable to two-wheel-steering (TWS ...
Anna Bourmistrova   +3 more
doaj  

How to conduct a mental health and psychosocial support situational analysis in a refugee-based emergency context: a case study example from Cox’s Bazar, Bangladesh

open access: yesIntervention Journal of Mental Health and Psychosocial Support in Conflict Affected Areas, 2019
Early in 2019, a situational analysis of mental health and psychosocial support services for Rohingya refugees in Cox’s Bazar was carried out jointly by International Federation of Red Cross Red Crescent Societies Reference Centre, International ...
Sarah Harrison   +4 more
doaj   +1 more source

Trajectory Tracking Control Design for 4WS Vehicle Based on Particle Swarm Optimization and Phase Plane Analysis

open access: yesApplied Sciences
With the rapid development of today’s society, the traffic environment has become more and more complex. As an essential part of intelligent vehicles, trajectory tracking has attracted significant attention for its stability and safety.
Yang Sun   +4 more
doaj   +1 more source

The Validity of Sensors and Model in the Lane Change Control Process. [PDF]

open access: yesSensors (Basel), 2023
Dębowski A, Faryński JJ, Żardecki DP.
europepmc   +1 more source

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