A method is suggested, plan and equipment for the estimation of working organs’ real embedding in technological process under soil cultivating machinery testing are developed.
Results of experimental investigation of operational loading and tension of load-carrying system of a crawler bulldozer and ripper aggregate are given. A mathematical model is suggested, requirements are substantiated.
Optimal temperature regimes of motor and tractor engines exploitation in conditions of cold climate are considered.
Results of kinematic investigation of a manipulator are given. Mathematical statement and task solution of geometric synthesis of guiding lever mechanism are presented.
Problems of human resource effective usage in industry and increase of operation security of man-machine systems are considered. Algorithm of man-machine systems security is developed.
Mathematical model of movement of a machine-tractor unit with elastic components in the drive of leading wheels is obtained. Elastic drive decreases the wheels driving moment dispersion in 1.5-4 times, that contributes to performance promotion of 10-15% and power inputs reduction of 10-15%.
New construction of apparatus for flotation fractionation and manure runoffs decontamination is described. Influence of principal constructional and operating characteristics of flotation plant on qualitative indexes of its working procedure are given as graphic relationships. Constructional characteristics of apparatus for flotation sludge dehydration are substantiated.
Influence of processing factors, namely processed workpieces allowance nonuniformity and connected fluctuations in depth of cutting, on elastic movements in processing equipment and its output parameters during the manufacturing of turned parts are considered.
All potential placement locations for friction clutches and synchronizers in a gearbox are considered as well as their interaction. Recommendations on their arrangement during the projecting are given. Examples of the most successful variants of gearbox unit composition accounting driving moment from disabled friction clutch are given, permitting to use positive aspects of its effect.
Process of cleaning the working surfaces of pulley pull units in flax pullers from adhered mass was investigated. Results are given, specific advices are stated.
Heat transfer during the reversing drying is considered as a heat exchange in cross multipass heat exchanger between two heat carriers.
Vibration and rotary separator combining soil impurity separation and tuber sorting and base patterns of its technological process were examined. Its critical parameters and construction features are given.
Design of transmission for motor-vehicle train with mechanical drive of active trailer is described. This transmission is a product of high manufacturability and operational characteristics. It enables to rise the vehicle passability by its motion along poor road or off-the-road.
Potential of diesel ecological characteristics improvement by means of ethanol and fuel emulsion using is established. Particularly reducing nitric oxide content in exhaust gases, diesel fuel economy, increase of effective characteristics can be reached.
Structural and technological scheme of an additional transport unit for well-ordered stacking of packages on the field is suggested. Its energy and technological characteristics were tested in operation mode.
Software on the base of a physico-mathematical model of combined ploughshare of a tree planting machine is developed. This program permitted to carry out series of virtual tests and to optimize ploughshare parameters.
A microarc oxidation technique for formation of wear-resistant nanostructured composites on the base of gated metals for sealings of centrifugal pumps of engine cooling system is considered.
A promising technology of soil cultivating machines’ working organs strengthening allowing to raise considerably their service life is examined. The technology is versatile; it can be used not only for new working organs strengthening but also for renovation and strengthening of depreciated ones.
Results of theoretical end experimental investigations of a scraping transporter for sugar beet mother plants taking from bunker are given.
A determination procedure of parameters of resource distribution law of fuel pumps under bench tests is suggested.
Diagnostic testing of axial piston motor by the method of counting of leaking into drainage cavity under different pressure load was described.
Reliability estimation methodology of machines and equipment for agro-industrial complex and scheme of calculation are given.
State of machine and tractor fleet belonging to village commodity producers was under analysis as well as its structure and age-class composition. Results of the study are given. Questions of agricultural machine building development and trends of agricultural machinery production volume gain are considered.