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Dynamics modeling and sliding mode control of tractor-trailer wheeled mobile robots subject to wheels slip

Mechanism and Machine Theory, 2019
Wheeled mobile robots have vast applications in various areas of technology, and hence improving their autonomy has been the subject of extensive research.
K. Alipour   +2 more
semanticscholar   +1 more source

A full-state trajectory tracking controller for tractor-trailer wheeled mobile robots

, 2020
A tractor-trailer wheeled robot (TTWR) is a kind of wheeled robot which has many applications such as public transportation and conveying various payloads. The considered TTWR in this study includes a differentially-driven tractor towing a trailer.
Pouya Kassaeiyan   +2 more
semanticscholar   +1 more source

An Automatic Tractor Guidance

IFAC Proceedings Volumes, 2000
Abstract The need to carry out highly precise operations in order optimise input factors is in many cases hampered by the impossibility of following straight, equally-spaced paths during field operations. Ground operators or automatic systems can be used to improve guidance precision in the absence of marks in paddy fields.
BALSARI, Paolo, TAMAGNONE, Mario
openaire   +2 more sources

Model predictive-based tractor-trailer stabilisation using differential braking with experimental verification

, 2020
Different types of instability modes in tractor-trailer vehicles, including jackknifing and snaking, necessitate designing a fast and effective control strategy. In this paper, a model predictive controller (MPC) is developed to prevent these instability
M. Abroshan   +3 more
semanticscholar   +1 more source

Development and Testing of the Power Transmission System of a Crawler Electric Tractor for Greenhouses

, 2020
HighlightsBuilt a functional electric drive system of a crawler tractor for greenhouses.Properly integrated the electric components into a traditional tractor.Performed field rotary tillage, field transport, and plowing energy consumption tests to verify
Jing Liu, C. Xia, Donglin Jiang, Yan Sun
semanticscholar   +1 more source

Influence of soil moisture content on the traction performance of a 78-kW agricultural tractor during plow tillage

, 2020
The aim of this study was to analyze the traction performance of an agricultural tractor according to soil moisture content (SMC). A load measurement system was assembled using a wheel torquemeter, a proximity sensor, a six-component load cell, and a ...
Wan-Soo Kim   +3 more
semanticscholar   +1 more source

INCREASING THE UTILITY OF THE TRACTOR

SAE Technical Paper Series, 1920
<div class="htmlview paragraph">The comparatively slow introduction of mechanical power for farm operations has been a surprise and a disappointment to many. It is easily understandable why the deficient machines failed to sell but not so clear why really efficient outfits failed to make greater headway.
openaire   +1 more source

Potential Performance Characteristics for Different Types of Tractors: Two-Wheel-Drive Tractor, Four-Wheel-Drive Tractors and Crawler Tractors

2018
The paper addresses a very important criterion for the evaluation of the tractive and economical performances of agricultural tractors, namely the potential performance characteristics, which represents the drawbar power curve depending on the drawbar pull.
Mircea Nastasoiu, Nicolae Ispas
openaire   +1 more source

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