نتایج جستجو برای: point hitch dynamometer

تعداد نتایج: 527477  

Journal: :تحقیقات مهندسی کشاورزی 0
یوسف عباسپور گیلانده استادیار گروه مهندسی مکانیک ماشین های کشاورزی دانشکده کشاورزی دانشگاه محقق اردبیلی سینا حقیقت شیشوان دانشجوی کارشناسی ارشد مکانیک ماشین های کشاورزی دانشکده کشاورزی دانشگاه محقق اردبیلی ولی رسولی شربیانی مربی گروه مهندسی مکانیک ماشین های کشاورزی دانشکده کشاورزی دانشگاه محقق اردبیلی ضرغام فاضل نیاری مربی پژوهشی بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی اردبیل

this study describes the design, construction and calibration of an adjustable three-point hitch dynamometer. the dynamometer frame design was based on an inverted u-shaped frame that was mounted between the tractor links and implement. the dynamometer frame design allows for use in both category i and ii three-point hitch systems because of its flexibility in a lower point hitch spread and mas...

عباس همت, , داوود لطفی, , محمد رضا اخوان صراف, ,

For measuring draft force and drawbar power requirements for mounted implements, precise instruments such as three-point hitch dynamometers and tractor speed measurement devices are needed. In this research, a frame-type three-point hitch dynamometer was built and evaluated. Forces applied to dynamometer are measured by three separate load cells located on a frame which can be attached to tract...

ژورنال: علوم آب و خاک 2007
عباس همت, , داوود لطفی, , محمد رضا اخوان صراف, ,

For measuring draft force and drawbar power requirements for mounted implements, precise instruments such as three-point hitch dynamometers and tractor speed measurement devices are needed. In this research, a frame-type three-point hitch dynamometer was built and evaluated. Forces applied to dynamometer are measured by three separate load cells located on a frame which can be attached to tract...

Iman Ahmadi Mohammad Ali Ghazavi Mohsen Beigi,

Measurement of the values of forces in tractor arms is of great importance due to draft of agricultural equipment. These values can be used for testing and evaluation of the agricultural machinery, selection of suitable tractor, etc. The tools which are used for measurement of the forces are called dynamometer. The main objective of the present study was to design and evaluate a load cell for i...

Iman Ahmadi Mohammad Ali Ghazavi Mohsen Beigi,

Measurement of the values of forces in tractor arms is of great importance due to draft of agricultural equipment. These values can be used for testing and evaluation of the agricultural machinery, selection of suitable tractor, etc. The tools which are used for measurement of the forces are called dynamometer. The main objective of the present study was to design and evaluate a load cell for i...

Journal: :journal of modern processes in manufacturing and production 2014
mohsen beigi mohammad ali ghazavi iman ahmadi

measurement of the values of forces in tractor arms is of great importance due to draft of agricultural equipment. these values can be used for testing and evaluation of the agricultural machinery, selection of suitable tractor, etc. the tools which are used for measurement of the forces are called dynamometer. the main objective of the present study was to design and evaluate a load cell for i...

Journal: :Journal of Applied and Natural Science 2021

In the present study, draft requirement of five tyne duck foot plough was studied on clay soil for different moisture content, depth operation and forward speed tractor using a specially designed three-point hitch dynamometer. The dynamometer matched with tractors having category II or III systems. data acquisition system adopted had NI WSN-3214 Strain Nodes, 9792 WSN real-time Gateway LAB View...

Journal: :مهندسی بیوسیستم ایران 0
عباس همت مجتبی نوری محمدرضا اخوان صراف

using instrumented tractors to monitor and record spatial variations in performance parameters of tractor and implements during field operations, could improve productivity and the tractor efficiency. in the context of precision farming, this information can be used to map spatial variability of the parameters and to find the relations with changes in soil attributes (texture, moisture contents...

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 ...

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