Vol 80, No 5 (2013)


To rise the exploitation efficiency of machine and tractor fleet of agricultural enterprises

Kushnariov L.I.


Basic trends of rising the technological level of agro-industrial complex enterprises and increasing the agricultural machinery exploitation efficiency on the base of its concentration and specialization of enterprises are examined.
Tractors and Agricultural Machinery. 2013;80(5):3-4
pages 3-4 views

Perfection of operation characteristics of a tractor diesel consuming biodiesel fuel

Fomin V.M., Atrash R.


An integrated perfection method of ecological and fuel-economic indicators of tractor diesel on the basis of two-component biodiesel fuel and chemical activation means application was suggested.
Tractors and Agricultural Machinery. 2013;80(5):5-10
pages 5-10 views

Means of productivity promotion of agricultural biogas units

Zakharchenko A.N., Gadzhiyev P.I., Zakharchenko A.A.


Means of increasing the methane yield from biogas machinery, namely substrate preparation, enzymes application etc. are given.
Tractors and Agricultural Machinery. 2013;80(5):10-11
pages 10-11 views

Expansion of cultivators’ operational characteristics

Slivinskiy Y.V., Radin S.Y.


Materials concerning the development of promising design of S-shaped spring cultivator suspension and the determination of its geometric parameters are presented.
Tractors and Agricultural Machinery. 2013;80(5):12-14
pages 12-14 views

Waterless tuberous roots cleaner

Sabiyev U.K., Lisyanov V.V., Sabiyev I.U.


An apparatus is suggested equipped with a reticulated half-cylinder which oscillates reciprocally in transversal plane and ensures more frequent contacts between internal rotating cylinder brush and tuberous roots.
Tractors and Agricultural Machinery. 2013;80(5):14
pages 14 views

Assessment of bearing and coupling passability of chemicalization vehicles on grounds of low bearing value

Pryadkin V.I.


Results of theoretical researches concerning the assessment of bearing and coupling passability of light power units are given. Diapason of load range and air pressure in extra-low pressure tires is revealed, which secures the passability on grounds of low bearing value.
Tractors and Agricultural Machinery. 2013;80(5):15-18
pages 15-18 views

An attached gear box with preselector shift of three gears under load

Lysov A.M.


The gearing diagram of an attached gear box with preselectoric shift of three gears under load is suggested.
Tractors and Agricultural Machinery. 2013;80(5):18-21
pages 18-21 views

Calculated diagram of timber overloader

Poletaykin V.F., Plesovskikh G.N.


Features of operating conditions of crawler timber overloaders were considered with the view of substantiation of calculated diagram and determination of calculated loads acting on the technological equipment and springing media of a tractor case.
Tractors and Agricultural Machinery. 2013;80(5):22-23
pages 22-23 views

Mass optimization of mechanical tester of an automatic driver system of aggregates on narrow-profiled rest-balks

Buyashov V.P., Bukhovets A.P., Bychkovskiy V.G., Gorbachiov I.V.


Results of determination of minimal mass of a mechanical tester of an automatic driver system of self-powered beet and potato combines are presented.
Tractors and Agricultural Machinery. 2013;80(5):23-25
pages 23-25 views

Rotor diameter optimization of a soil cultivating machine

Gadzhiyev P.I., Makhmutov M.M., Dzhabbarov A.K.


Problems of rotor parameters optimization by single and two-step B-shaped blades arrangement were considered. Formulas for soil cultivation depth determination having regard to the action of vertical and horizontal forces were obtained.
Tractors and Agricultural Machinery. 2013;80(5):25-27
pages 25-27 views

Calculation of characteristics of grain oscillating drying in a mobile grain dryer

Golubkovich A.V., Pavlov S.A., Lukin I.D., Mashkovtsov M.F.


Main characteristics of oscillating drying in mobile grain dryers with vertical screw are determined. Economic inspection of fodder grain drying was carried out and ~15% reduction of specific heat expenditures was revealed.
Tractors and Agricultural Machinery. 2013;80(5):28-29
pages 28-29 views

Pressure characteristics of grain crushers

Savinykh P.A., Alioshkin A.V., Bulatov S.Y., Nechayev V.N.


Findings of investigations are presented, allowing to predict the pressure characteristics of developed grain crushers with rotors and fans under certain characteristics of the analog.
Tractors and Agricultural Machinery. 2013;80(5):29-31
pages 29-31 views

Optimization of the inclination angle of working area of a potato harvester separator

Maksimov L.M., Strunov A.K., Muratov P.I., Vasilyev A.P.


Results of experimental determination of rolling angles and coefficients of rolling friction for potato tubers, carrot edible roots and soil balls along the elevator surface are presented.
Tractors and Agricultural Machinery. 2013;80(5):32-33
pages 32-33 views

Impact of the operational factors on lubrication conditions of crankshaft bearings of motor and tractor engines

Makushin A.A., Barylnikova Y.P.


Results of experimental researches of operating conditions alterations of combustion engine crankshaft bearings are given. They can be exploited for engine lubricating system perfection and for development of engine diagnosis system.
Tractors and Agricultural Machinery. 2013;80(5):33-36
pages 33-36 views

Calculation of bearing capacity of shafts and their joints under comparative corrosive tests

Chibukhchyan S.S., Stakyan M.G.


Results of comparative corrosion fatigue tests are examined. The steel shafts of transmission gears under single and combined action of some factors (loading conditions, stress concentration, pH of the environment, polymer coating) were under study. Equations and nomograms of relative strength and durability coefficients for the probabilistic assessment of bearing capacity of mentioned parts in the field of high-cycle fatigue are given.
Tractors and Agricultural Machinery. 2013;80(5):36-40
pages 36-40 views

Quality assessment of cereals seeds distribution with a two-band ploughshare

Demchuk Y.V., Demchuk Y.V.


Results of quality assessment of cereals seeds distribution with a two-band ploughshare are given as well as the relationships of seed distribution uniformity and the convergence curves of theoretical and experimental researches.
Tractors and Agricultural Machinery. 2013;80(5):41-42
pages 41-42 views

Methods of diagnostics of nonadjustable axial-piston hydraulic machines

Soloviov R.Y., Kapustkin A.O., Makarkin I.M.


Methods and means of diagnostics of axial-piston hydraulic machines are briefly analyzed. Assumptions of decreasing the driving power of failure-detecting stands are stated.
Tractors and Agricultural Machinery. 2013;80(5):42-45
pages 42-45 views

Hydraulic drive diagnostics in functional mode

Loschionov P.Y.


A method of timber machines’ hydraulic drives diagnostics by the parameters of hydro-percussion actions is presented.
Tractors and Agricultural Machinery. 2013;80(5):46-47
pages 46-47 views

Universal UTTO oils for agricultural machinery

- -.


Изложены требования, предъявляемые к универсальным маслам, и методы оценки смазочных материалов. Приведены рекомендации по повышению эффективности работы трансмиссии.
Tractors and Agricultural Machinery. 2013;80(5):47-48
pages 47-48 views

Problems of machine-technological stations development

Kushnariov L.I.


Issues of efficiency promotion of production and technological activity organization and exploitation of machine and tractor fleet of rural commodity producers and machine-technological stations are considered, taking into account the decrease of agro-industrial complex technical equipment level and the disparity of agricultural and industrial production prices.
Tractors and Agricultural Machinery. 2013;80(5):49-51
pages 49-51 views

Comparative efficiency of a cereal crops harvest energy-saving technology with the use of multifunctional aggregates

Palapin A.V.


Results of comparative estimation of suggested grain crops integrated harvest technology with the use of multifunctional aggregates are given. Power expenditures, labour costs, specific quantity of metal and fuel consumption were used as efficiency indicators.
Tractors and Agricultural Machinery. 2013;80(5):51-53
pages 51-53 views

Practice and experimental farms, their status and trends of perfection

Mozhayev A.Y.


Results of investigation of the problem of practice and experimental farms as well as changes of economic activity and normative and legal basis are given. Basic trends of practice and experimental farms system perfection are suggested.
Tractors and Agricultural Machinery. 2013;80(5):53-55
pages 53-55 views

A new book on plasma hardening

Safonov Y.N.


Рецензия на книгу: Коротков В.А. Поверхностная плазменная закалка. – Нижний Тагил: НТИ (ф-л) УрФУ, 2012.
Tractors and Agricultural Machinery. 2013;80(5):55
pages 55 views

F.Kh. Burumkulov

- -.
Tractors and Agricultural Machinery. 2013;80(5):56
pages 56 views

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