卷 82, 编号 1 (2015)
- 年: 2015
- 文章: 19
- URL: https://bakhtiniada.ru/0321-4443/issue/view/3618
Articles
Diesel engine operating on methanol and rape oil
摘要
Results of research of working process of 2Ч 10,5/12,0 diesel operating on methanol and rapeseed methyl ester using binary system of fuel supply are presented. Diagrams of influence of using of these fuels on power and economic indicators of diesel engine are given.
Traktory i sel hozmashiny. 2015;82(1):3-5
3-5
Toxicity reduction of diesel engine under light load modes by partial cylinder cutout
摘要
Paper analyzes the possibilities of reduction in emissions toxicity of diesel engine operating under light load modes, in case of partial cylinder cutout in order to increase the efficiency of these modes. Calculation and experimental method is applied for the assessment of efficiency and environmental performance of diesel engine.
Traktory i sel hozmashiny. 2015;82(1):5-8
5-8
Improvement of sowing device of precision seed drill
摘要
Several improvements are proposed for pneumatic sowing device of precision seed drill, allowing to increase the quality of cultivated crops’ seeds dosing. Results of comparative experimental research of pneumatic sowing device of serial production and of the modernized one are given.
Traktory i sel hozmashiny. 2015;82(1):9-12
9-12
Agraer-850H tractor-drawn wide-cut combined sowing unit
摘要
Resource-saving technology for grain crops cultivation is considered. Tractor-drawn wide-cut combined sowing unit has been developed and manufactured. Its structure and operation are described.
Traktory i sel hozmashiny. 2015;82(1):12-14
12-14
Mounted drill for Л-201 and Л-207 potato planters
摘要
Possibility of implementation of innovative technology of potato growing is considered, allowing the simultaneous cultivation of potato and nectariferous plants. New technical solution, namely the mounted drill for Л-201 and Л-207 potato planters is proposed. Agrotechnical requirements, model and kinematic diagram are developed.
Traktory i sel hozmashiny. 2015;82(1):15-17
15-17
Device for investigation of seeds of oil crops under compression
摘要
Device is developed, and method for investigation of mechanical properties of seeds of small grain oil crops under compression is proposed.
Traktory i sel hozmashiny. 2015;82(1):17-19
17-19
Design improvement of plough harrow
摘要
For the purpose of eliminating excessive soil pulverization, design of plough harrow has been improved by replacing disc working organs with combing cylinders.
Traktory i sel hozmashiny. 2015;82(1):19-21
19-21
Device for mechanochemical treatment of hydrocarbon fuel and decrease in fuel consumption
摘要
For the purpose of improving economic and environmental performance, it is proposed to modernize the fuel feed system of internal combustion engine by using of motor fuel activator in its structure.
Traktory i sel hozmashiny. 2015;82(1):21-23
21-23
Tensometric device for dynamometry of mounted agricultural machinery
摘要
A tensometric device is developed. It allows to determine tractive resistance of mounted agricultural machinery in farm conditions in order to select a power unit and determine the optimal grasp width of machine for specific soil and climate conditions.
Traktory i sel hozmashiny. 2015;82(1):23-24
23-24
Static stability of articulated front loader
摘要
Influence of tangential reaction from ground, appearing in process of turning, on static stability of front loader is evaluated. Numerical experiment is carried out by the example of ПК-15 loader.
Traktory i sel hozmashiny. 2015;82(1):25-27
25-27
Determination of shavings area during the operation of tillers
摘要
Influence of parameters and operation modes of tiller on shavings area is determined.
Traktory i sel hozmashiny. 2015;82(1):27-28
27-28
Mathematical model of work process of actuating hydraulic cylinder equipped with locking mechanism
摘要
Mathematical model and calculation method for work process indices of actuating hydraulic cylinder equipped with locking mechanism for hydraulic tripping gear of dump tracks are presented.
Traktory i sel hozmashiny. 2015;82(1):28-30
28-30
Reduction in heat density of microturbine’s regenerator for autonomous power supply of agricultural production
摘要
A method for reduction of heat density of frame of microturbine’s disk regenerator for autonomous power supply of agricultural production is considered. Distribution of temperature and other parameters in construction is calculated. Using of disk regenerator, that has higher thermal effectiveness in comparison with currently applied recuperators, will provide prominent decrease in fuel consumption of microturbine.
Traktory i sel hozmashiny. 2015;82(1):31-33
31-33
Investigation of temperature condition of soil plowing horizon during soil compaction
摘要
Results of field research of change of soil density from mechanical impact of wheeled tractors of 1,4 tractive class and change of temperature condition of compacted soil are presented. On this basis the heat conductivity coefficient of compacted soil in plowing horizon is determined.
Traktory i sel hozmashiny. 2015;82(1):34-35
34-35
Selection of rational parameters for blade rotary working organ on the basis of its kinematic analysis
摘要
On the basis of kinematic analysis of blade rotary working organ, dependencies of cutting angle of arbitrary surface element of blade on rotation angle of working organ and on its operation mode are determined. Recommendations for selection of working organ parameters are given, in order to decrease in specific energy consumption on soil treatment and to improve its quality.
Traktory i sel hozmashiny. 2015;82(1):36-39
36-39
Tractor units’ location determination by using of low-frequency alternating magnetic field
摘要
Low-frequency alternating magnetic field is considered. Travel speed of its phase front is several orders lower than the speed of radio waves. That permits to determine location of tractor units by means of the phase method.
Traktory i sel hozmashiny. 2015;82(1):40-43
40-43
Dependence of wheeled mover slipping on traction force
摘要
Approximation function is proposed, it allows to describe different types of interrelationships between slipping and relative traction force of wheeled mover of tractive technological machines.
Traktory i sel hozmashiny. 2015;82(1):44-45
44-45
Safety ensuring in places of painting and fueling of machines and in storages of maintenance services of agroindustrial complex
摘要
List of controlled parameters and recommended control means for safety ensuring in places of painting and fueling of tractors, combines and agricultural machines is presented. Basic rules of safe work in storages are given.
Traktory i sel hozmashiny. 2015;82(1):46-50
46-50
Restoring of moldboards of various purposes by the method of steel plating
摘要
A method for moldboards restoring is developed. It involves pasting of thermostrengthened steel plates which integrally copy the curvature of working surface.
Traktory i sel hozmashiny. 2015;82(1):50-52
50-52