Results 51 to 60 of about 277 (171)

Numerical Simulation Analysis of an Oversteer In‐Wheel Small Electric Vehicle Integrated with Four‐Wheel Drive and Independent Steering

open access: yesInternational Journal of Vehicular Technology, Volume 2016, Issue 1, 2016., 2016
Similar to conventional vehicle, most in‐wheel small EVs that exist today are designed with understeer (US) characteristic. They are safer on the road but possess poor cornering performance. With recent in‐wheel motor and steer‐by wire technology, high cornering performance vehicle does not limit to sport or racing cars.
Muhammad Izhar Ishak   +3 more
wiley   +1 more source

Fuzzy Rule-Based Optimal Direct Yaw Moment Allocation for Stability Control of Four-Wheel Steering Mining Trucks

open access: yesApplied Sciences
To address the poor trajectory tracking of mining trucks in narrow, high-curvature paths, this study explores the impact of four-wheel steering (4WS) and direct yaw moment control (DYC) on vehicle stability.
Feiyu Wang   +3 more
doaj   +1 more source

The 4W framework for B2B E-contracting

open access: yes, 2004
Contracts are fundamental for the engagement of companies in commerce relations. B2B electronic contracting aims at improving the efficiency and effectiveness of the contracting process and at providing new opportunities to the contracting parties. Virtual enterprises, for example, can be dynamically formed on the basis of e-contracts.
Angelov, S., Grefen, P.W.P.J.
openaire   +2 more sources

Development of a Path Tracker Based on a 4WS Vehicle for Low-Speed Automated Driving Systems

open access: yesApplied Sciences
With the increasing demand for various autonomous driving services in urban environments, low-speed autonomous vehicles, such as autonomous shuttles and purpose-built vehicles, equipped with enhanced driving characteristics suitable for urban roads ...
Heung-Sik Park, Moon-Sik Kim
doaj   +1 more source

Integrated Control of Four-Wheel Steering and Direct Yaw Moment Control for Distributed Drive Electric Vehicles Based on Phase Plane

open access: yesApplied Sciences
Distributed drive electric vehicles (DDEVs) offer remarkable advantages in handling stability owing to the independent torque and steering control of each wheel.
Tie Xu   +6 more
doaj   +1 more source

Stability Simulation of a Vehicle with Wheel Active Steering

open access: yesMATEC Web of Conferences, 2016
This paper deals with the possibility of increasing the vehicle driving stability at a higher speed. One of the ways how to achieve higher stability is using the 4WS system. Mathematical description of vehicle general movement is a very complex task. For
Brabec Pavel   +2 more
doaj   +1 more source

VÝVOJ SYSTÉMŮ ŘÍZENÍ VŠECH ČTYŘ KOL

open access: yesPerner’s Contacts, 2020
Příspěvek se zabývá rešerší v současné době velmi prosazovaným systémem řízení všech čtyř kol u silničních vozidel, a to zejména u osobních vozidel. Shrnuje historický vývoj jednotlivých systémů a popisuje jejich výhody a nevýhody z technického pohledu ...
Jan Němec, Petr Jilek
doaj   +1 more source

4W1H in IoT Semantics

open access: yesIEEE Access, 2018
IoT systems are now being deployed worldwide to sense phenomena of interest. The existing IoT systems are often independent, which limits the use of sensor data to only one application. Semantic solutions have been proposed to support the reuse of sensor
Garvita Bajaj   +4 more
doaj   +1 more source

Co-DMPC Strategy for Coordinated Chassis Control of Distributed Drive Electric Vehicles

open access: yesWorld Electric Vehicle Journal
To address the challenge that existing vehicle chassis coordinated control methods struggle to balance the nonlinear couplings and control conflicts among Four-Wheel Steering (4WS), Direct Yaw-moment Control (DYC), and Active Suspension Systems (ASS ...
Mengdong Zheng   +4 more
doaj   +1 more source

Fault Tolerant Control Architecture Design for Mobile Manipulation in Scientific Facilities

open access: yesInternational Journal of Advanced Robotic Systems, 2015
This paper describes one of the challenging issues implied by scientific infrastructures on a mobile robot cognition architecture. For a generally applicable cognition architecture, we study the dependencies and logical relations between several tasks ...
Mohammad M. Aref   +3 more
doaj   +1 more source

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