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This article deals with the mathematical model of the working process of a road milling machine equipped with a system for controlling the loading of an internal combustion engine, the relationship between the torque on the shaft of the internal combustion engine, the h...

The article reveals the problems of using gas fuel in vehicles with direct fuel injection. Based on the analysis of car sales, the authors found that cars with direct fuel injection are in high demand out of the market of vehicles with a distributed phased fuel injectio...

A tamping – an effective way of soil compaction. At a tamping the ground is dabed at the expense of a tool impact energy. Hinged ground sealing the equipment to excavators hydrostamps on the basis of hydraulic impact devices are perspectiv. Data about ground sealing equ...

The authors present an analysis of the energy audit of the holding company “Russian Railways”, as the main tool to assess the effectiveness of consumption of fuel and energy resources in the operation of facilities and logistics infrastructure of railway transport. The ...

Introduction. The article presents the improvement efficiency of fuel and economic properties of the vehicle in WLTC driving cycle by means of the main gear ratio changing. Materials and methods. Great attention is paid to the fuel consumption determination by the numer...

Introduction. The problem of the shortage of energy-efficient restoration technologies makes it a priority to develop new technological equipment for the restoration of the rolling surfaces of railway wheels using highly concentrated energy sources. Currently, in the pr...

Introduction. The article is devoted to the issue of ensuring the stability of the electric power complex in modern Russia.Materials and methods. The conducted research devoted to the capacities condition of the electro power complex shows that the equipment and the bas...

Processing methods of a cyclic driving of wells with a diameter over 300 mm by methods of vibro-impact pushing and combined with partial consolidation and excavation of soil on the basis of use of pneumo-percussive mashines (pneumatic bore-hole driver) are given in work...

Introduction. Drilling of frozen and permafrost soils is one of the complex and energy-intensive processes of earthworks. Drilling tools used on frozen soils implement the process of drilling the soil by deformation of cutting or crushing action. Current drilling tools ...

Introduction. The article considers the relevance of the subject of using vibratory compactors in the road construction field. Moreover, the shortcomings of existing unbalance exciters are revealed. In order to eliminate the drawbacks, we propose a new design of a crank...