نتایج جستجو برای: tractor mounted penetrometer

تعداد نتایج: 23886  

2015

In this study which has been conducted in Akçasu Forest Range District of Devrek Forest Directorate; 3 methods (weed control with labourer power, cover removal with Hitachi F20 Excavator, and weed control with agricultural equipment mounted on a Ferguson 240S agriculture tractor) were utilized in weed control efforts in regeneration of degraded oriental beech forests have been compared. In this...

Journal: : 2022

BACKGROUND: At considering the issues of crawler tractors interaction with soil determining factor is time-varying impact loads on layer, its stressed and strained state, which, in turn, directly depends stress-strain properties. The properties assessment should be carried out a rheological approach, which allows to explain many phenomena processes develop new high technologies terms criterion ...

Journal: :Computers and Electronics in Agriculture 2016
J. B. W. Roeber Santosh K. Pitla M. F. Kocher Joe D. Luck Roger M. Hoy

Tractor hydraulic power is used on a wide range of agricultural implements; however, the availability of operational hydraulic data at points other than full engine throttle position is limited. Operators could utilize this hydraulic data to maximize field efficiency and minimize machinery costs when determining suitable machinery for field operations. A field usable hydraulic test apparatus ca...

Journal: :American journal of agricultural science, engineering, and technology 2023

The purpose of this research was to developed a program in visual basic software for predicting tractor implement performance combination. A conventional tillage system with mounted mouldboard plough and three bottoms used collect data from Chery (Model RM750) four-wheel drive. soil texture class were determined laboratory. Soil cone index value measured using SpotOn digital compaction meter. o...

2015
G. V. Prasanna Kumar

Prasanna Kumar G.V. (2015): Geometric performance parameters of three-point hitch linkage system of a 2WD Indian tractor. Res. Agr. Eng., 61: 47–53. Geometric performance parameters of three-point hitch system of a most sold model of a 2-wheel drive Indian tractor were determined by generating the path of upper and lower hitch points by kinematic linkage analysis. At various locations of pivot ...

Journal: :Ergonomics 2005
H Hsiao J Whitestone B Bradtmiller R Whisler J Zwiener C Lafferty T-Y Kau M Gross

Improved human-tractor interface designs, such as well-accommodated operator enclosures (i.e. cabs and protection frames) can enhance operator productivity, comfort and safety. This study investigated farm-worker anthropometry and determined the critical anthropometric measures and 3-D feature envelopes of body landmarks for the design of tractor operator enclosures. One hundred agriculture wor...

2014
Domagoj Drenjanac Slobodanka Dana Kathrin Tomic Juan Agüera Manuel Pérez-Ruiz

In the new agricultural scenarios, the interaction between autonomous tractors and a human operator is important when they jointly perform a task. Obtaining and exchanging accurate localization information between autonomous tractors and the human operator, working as a team, is a critical to maintaining safety, synchronization, and efficiency during the execution of a mission. An advanced loca...

2014
Mark Hanna

Introduction Direct energy expenses (diesel, gasoline, propane, electricity) total more than $1 billion annually for Iowa’s farmers. Day-to-day farm management techniques such as adjusting tractor gear and throttle settings or monitoring tractor tire inflation pressures can reduce diesel fuel consumption for row crop production. This study is being conducted over multiple years to measure the e...

Journal: :Journal of Geotechnical and Geoenvironmental Engineering 2015

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