Characteristics of Process of Surmounting Obstacles by Downhole Tractors in Horizontal Shafts
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DOI: 10.1007/s10553-017-0837-z
Abstract: A downhole tractor is a quick and efficient means of transporting logging devices and its obstacle performance directly influences the quality of the tractor’s work and is a critical element in studies of the tractor… read more here.
Keywords: tractor obstacle; obstacle process; downhole tractor; tractor ... See more keywords
Lateral Displacement Control for Agricultural Tractor Based on Cascade Control Structure
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DOI: 10.1007/s12555-019-0428-3
Abstract: Path tracking control for the autonomous tractor has been receiving increased attention with the rapid development of modern agriculture. Lateral displacement control is essential for the path tracking effect. The objective of this research is… read more here.
Keywords: cascade control; control; lateral displacement; tractor ... See more keywords
Adaptive Backstepping Sliding Mode Control of Tractor-trailer System with Input Delay Based on RBF Neural Network
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DOI: 10.1007/s12555-019-0796-8
Abstract: In this paper, an adaptive sliding mode neural network(NN) control method is investigated for input delay tractor-trailer system with two degrees of freedom. An uncertain camera-object kinematic tracking error model of a tractor car with… read more here.
Keywords: sliding mode; system; control; tractor ... See more keywords
Impact dynamics model for a nonlinear bouncing tractor during inclined passage
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DOI: 10.1016/j.biosystemseng.2019.03.013
Abstract: Globally, tractor overturning accidents are a serious problem in agriculture. Tractor overturning not only threatens the life and health of famers but it can be major obstruction towards farm automation. In Japan, small tractors are… read more here.
Keywords: dynamics model; nonlinear bouncing; passage; tractor ... See more keywords
A theoretical study of the parameters affecting the power delivery efficiency of an agricultural tractor
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DOI: 10.1016/j.biosystemseng.2019.07.006
Abstract: Tractive efficiency is of major concern to agricultural tractors manufacturers, end-users and to society as well, both for economical and environmental reasons. In this article, a traction model of a whole vehicle is developed which… read more here.
Keywords: tractor; efficiency; delivery efficiency; power delivery ... See more keywords
Automatic gear-shifting strategy for fuel saving by tractors based on real-time identification of draught force characteristics
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DOI: 10.1016/j.biosystemseng.2020.02.008
Abstract: Adopting an automatic gear-shifting strategy for agricultural tractors can be an important factor affecting fuel consumption, and a reasonable gear-shifting strategy can effectively improve fuel economy. However, as an important part of the resistance exerted… read more here.
Keywords: gear shifting; draught force; tractor; real time ... See more keywords
Effects of operating conditions on the morphology and internal structure of soot particles emitted from an agricultural tractor
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DOI: 10.1016/j.biosystemseng.2020.08.018
Abstract: Tractors are widely used in agricultural production as the main agricultural power machinery. Hence, in terms of understanding the airborne emissions produced by agriculture, it is important to study the microscopic characteristics of soot particulate… read more here.
Keywords: structure soot; operating conditions; tractor; soot particles ... See more keywords
On the power demands of accessories on an agricultural tractor
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DOI: 10.1016/j.biosystemseng.2021.03.015
Abstract: Recently, the number of accessories in vehicle powertrains has been significantly increased. These accessories are necessary for vehicle operation. Accessories are driven by the engine, so their power demands result in a reduction of the… read more here.
Keywords: power demands; power; fuel; engine ... See more keywords
Ergonomically based design of tractor control tools
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DOI: 10.1016/j.ergon.2019.06.007
Abstract: Abstract Musculoskeletal injuries are well-known disorders among the agricultural tractor operators. Overexertion is a critical factor which can agitate these injuries. Physical body characteristics should be measured for an ergonomically best-fit-optimal design for the operators.… read more here.
Keywords: based design; ergonomically based; control tools; tractor ... See more keywords
Development of automation technology for manual transmission of a 50 HP autonomous tractor
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DOI: 10.1016/j.ifacol.2018.08.055
Abstract: Abstract An autonomous agricultural machinery is considered to be one of the most effective ways for improving agricultural productivity. The purpose of this study was to develop automation technology for manual transmission of a 50… read more here.
Keywords: automation; automation technology; tractor; manual transmission ... See more keywords
Estimation of engine CO2 and NOx emissions and their correlation with the not-to-exceed zone for a tractor ploughing fields of various sizes
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DOI: 10.1016/j.jclepro.2018.07.078
Abstract: Abstract In agriculture, the engines of working tractors burn large quantities of fuel and emit combustion gases into the environment. Fuel consumption in field operations depends on a number of factors such as, mainly, soil… read more here.
Keywords: estimation; nox emissions; co2 nox; engine ... See more keywords