Vol 81, No 5 (2014)
- Year: 2014
- Articles: 18
- URL: https://journals.eco-vector.com/0321-4443/issue/view/3626
Articles
Estimation of tractor life cycle cost
Abstract
Methodological issues of tractor life cycle cost estimation are considered. Recommended calculation methods of the basic components of total costs for life cycle or for arbitrary period of use are given. An example of the developed method using for calculation of a tractor life cycle cost is given.
Tractors and Agricultural Machinery. 2014;81(5):3-9
3-9
Diesel engine conversion to fuel supply with compressed natural gas
Abstract
Issues of diesel engine conversion to fuel supply with compressed natural gas as the most efficient solution of existing energy and ecological problems, and associated with them technical, technological and industrial problems, are considered.
Tractors and Agricultural Machinery. 2014;81(5):10-12
10-12
13-17
18-19
19-21
21-23
24-25
25-29
Theoretical investigation of design parameters for disc coverer of seed onion sowing unit
Abstract
Interaction between soil and disc coverer with soil deflectors are investigated. Disc coverer design parameters are substantiated. Optimal surface shape of soil deflector and the dependence determining curvature radius of its surface are revealed.
Tractors and Agricultural Machinery. 2014;81(5):29-31
29-31
Increasing the performance of two-aspiration pneumatic system of a multipurpose air-and-screen grain cleaner
Abstract
Results of the experimental investigations substantiating withdrawal of bottom grain layer from the end of sorting sieves without conveying to channel of post-sieve aspiration in grain cleaning mode for market objectives, are given.
Tractors and Agricultural Machinery. 2014;81(5):32-34
32-34
34-36
Improvement of suspension system of mobile power units
Abstract
Original designs of pneumatic-tyre movers and vehicle suspension are proposed. Their use will permit to increase reliability, operation durability, ride comfort, and cross-country capability of machine and tractor unit; to improve operator work conditions; to decrease vertical vibration and dynamic loads on supporting surface as well as soil compaction.
Tractors and Agricultural Machinery. 2014;81(5):37-39
37-39
40-41
42-45
Experimental investigation of diagnostic system for the Д-245-35 motor-and-tractor engine turbocharging
Abstract
Issues of diagnostic of some breakdowns in the turbocharging system of motor-and-tractor engine Д-245-35 are considered. Regularities of charging pressure and exhaust gases pressure in case of different breakdowns are revealed.
Tractors and Agricultural Machinery. 2014;81(5):45-47
45-47
47-49
50-52
AGRORUS - regions
Abstract
3-5 апреля 2014 г. в "Ленэкспо" состоялся II Всероссийский съезд сельских кооперативов и Всероссийская агропромышленная выставка "АГРОРУСЬ - регионы". Участники обсудили вопросы развития всех видов кооперации на селе и разработали новую схему продвижения внутреннего продовольственного рынка в стране.
Tractors and Agricultural Machinery. 2014;81(5):52
52
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