Vol 81, No 4 (2014)
- Year: 2014
- Published: 15.04.2014
- Articles: 17
- URL: https://journals.eco-vector.com/0321-4443/issue/view/3627
Articles
Elaboration of segmentation method for the Russian market of agricultural tractors
Abstract
Improved method of tractive power segmentation of wheeled and crawler agricultural tractors for the Russian market, is proposed. The method permits to analyze and forecast the market more fully and reliably as compared to practically used method of engine power segmentation.
Tractors and Agricultural Machinery. 2014;81(4):3-6
3-6
7-8
9-10
10-11
12-13
Parameterization of extra-low pressure tires for chemicalization mobile vehicles
Abstract
Results of theoretical researches concerning parameter optimization of extra-low pressure tires for mobile power units are given. Optimal value of diameter and width of tire for chemicalization vehicles operating on grounds of low bearing value, were determined.
Tractors and Agricultural Machinery. 2014;81(4):14-17
14-17
Specified calculation of multi-disc adaptive friction clutches
Abstract
Dependencies for specified calculation of nominal rotation moment and precision coefficient of a multi-disc adaptive friction clutch, taking into account friction in spline connections between friction discs and half-clutches, are obtained.
Tractors and Agricultural Machinery. 2014;81(4):18-21
18-21
21-25
Tribotechnology of mobile agricultural and transport equipment parts restoration using motor oil modification with a fullerene-containing composition
Abstract
Results of laboratory and production investigations of tribotechnical characteristic of fullerene-containing composition intended for restoration of friction surfaces of mobile agricultural and transportation machinery parts, are given.
Tractors and Agricultural Machinery. 2014;81(4):26-29
26-29
30-33
33-35
Automation of performance calculation of horizontal load stabilizers for machine and tractor units
Abstract
Mathematical model determining parameters of tractor longitudinal and angular oscillations based on known design parameters of tractor and driving tires is considered. It permits to determine parameters of horizontal load stabilizers of machine and tractor unit without field tests.
Tractors and Agricultural Machinery. 2014;81(4):36-38
36-38
38-42
Theoretical analysis of working engine oil appropriateness to repair and recondition operations under action of multifunctional additives
Abstract
Theoretical aspects of motor oil appropriateness to repair and recondition operations under action of multifunctional additives, ensuring life extension of oil and recondition of worn-out surfaces of machine parts, are considered.
Tractors and Agricultural Machinery. 2014;81(4):42-44
42-44
Determination of service-area radius of machinery recycling enterprise
Abstract
Method of determination of optimal service-area radius for machinery recycling enterprise is presented. Specific operational costs during transportation of recycled machinery, is calculated. Allocation scheme of such enterprises within the Moscow region territory is proposed.
Tractors and Agricultural Machinery. 2014;81(4):45-47
45-47
48-52
Expocentre in 2013
Abstract
В 2013 г. Экспоцентр провел 95 выставок и 280 конгрессных мероприятий, в которых приняли участие 32 400 компаний из более чем 100 стран мира. Общее число посетителей всех смотров и форумов за год составило 1,794 млн человек, более 90% из них - специалисты.
Tractors and Agricultural Machinery. 2014;81(4):13
13