نتایج جستجو برای: a tractor front

تعداد نتایج: 13444964  

2011
Van T. Huynh Ryan N. Smith Ngai Ming Kwok Jayantha Katupitiya

Autonomous guidance of agricultural vehicles is vital as mechanized farming production becomes more prevalent. It is crucial that tractor-trailers are guided with accuracy in both lateral and longitudinal directions, whilst being affected by large disturbance forces, or slips, owing to uncertain and undulating terrain. Successful research has been concentrated on trajectory control which can pr...

Journal: :Journal of agricultural safety and health 2001
S R Browning S C Westneat R Szeluga

This article documents the extent of children's involvement in tractor operations among a representative sample of Kentucky children living and working on family farms. Specifically, we describe children's exposures to tractor-related work activities, profile their use of the tractor (number of days worked), and assess compliance with generally recommended safety measures, such as using tractor...

2011
Jurij RAKUN

Original scientific paper The slip, the resistance to rolling and pulling force are interconnected. The influence of tyre wear on the tractor pulling force and slip on three different grounds was observed. The tangential force was measured by dynamometers fixed to tractor driving half-axle. The pulling force on the pulling rods was measured by dynamometer fixed to the pulling force. The tractor...

Journal: :IOP conference series 2021

Abstract The increase in population day-by-day causes a direct and indirect effect on country’s pollution resources. These have adverse effects the environment contributes directly to climate change. A transition from an internal combustion engine electric vehicle is vital, since with lot of motor battery technology available globally. This paper focuses different types motors batteries that ca...

ژورنال: طب کار 2016
خجسته پور, مهدی, عطارزاده حسینی, سیدرضا, عمادی, باقر, مهجور, مهدی, نیکخواه, امین,

Introduction: Due to the poor working conditions of agricultural equipment operators, it needs to perform studies to improve the ergonomic working conditions with these machines. Accordingly, the aim of this study was an ergonomic comparison of clutching of MF285 and MF399 tractors by muscle electromyography method. Methods: 25 persons were selected for this experiment. Investigations were p...

Journal: :Advanced Photonics 2019

2017
Michael R. Nusbaumer MICHAEL R. NUSBAUMER

As the economic contexts of farming change, occupational supports for the maintenance of traditional rural masculinities diminish. When these past identities remain salient, identity discontinuity can occur and alternative mechanisms of support may be sought. Nostalgic remembrances may serve to reduce such discontinuity. The current inquiry explores antique tractor collecting as a means of rest...

Abdolghaium Ghiami Farshid Ghaderifar Hamid Reza Asgari Zahra Saeedifar,

Soil compaction has become a widespread problem in the world and is one of the factors involved in land degradation and declining crop yields, especially in the arid and semi-arid agriculture. The purpose of this study was to investigate the effects of subsoil compaction on morphological, physiological and agronomic aspects of wheat .The research was carried out in the experimental farms of Anb...

Journal: :Auton. Robots 2002
Anthony Stentz Cristian Dima Carl Wellington Herman Herman David Stager

Tractors are the workhorses of the modern farm. By automating these machines, we can increase the productivity, improve safety, and reduce costs for many agricultural operations. Many researchers have tested computer-controlled machines for farming, but few have investigated the larger issues such as how humans can supervise machines and work amongst them. In this paper, we present a system for...

ژورنال: علوم آب و خاک 2002
احمد ملاصادقی, , محمد لغوی, ,

In this study tractive efficiency (TE) of MF285 and U650 tractors during moldboard plowing were evaluated and compared. Field experiments were conducted at the Experimental Station, College of Agriculture, Shiraz University, using a randomized complete block design with a 3*3 factorial. The soil was sandy clay loam with an average moisture content of 18% b.d. from zero to 30 cm depth. Test trea...

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