bluuebunny/crossref_metadata_2025 huggingface dataset:
Experimental research on the plastic upsetting between fixed walls of thin strips in the form of a rectangle and sector
Authors: Kadymov V. A , Sosenushkin E. N , Belov N. A
Published: April 2022

This paper describes experiments and analysis on the upsetting between approaching rigid plates of a thin plastic sample, limited fixed walls and originally shaped rectangle or sector. Fixed wall located along the long rectangle sides and along the radial sector boundaries. It describes the definition of experimental laws, which allows to choose the corresponding mathematical model.
Improving of starting characteristics of petrol-ethanol internal combustion engines during cold start and warm-up
Authors: Lavrov S. V , Abramov A. A
Published: April 2022

The article deals with methods to improve the starting characteristics of internal combustion engines with spark ignition running on petrol-ethanol fuels with different concentrations of ethanol.
Calculation based on capacity of the crank hot-stamping presses for technological processes of thermomechanical treatment
Authors: Radkevich M. M , Fomin D. Ju
Published: April 2022

This article describes the calculation of the force stamping elongated forging at different temperatures in the open die by the M.V.Storozhev’s formula and compares the effort with stamping identical forgings as a result of the finite-element modeling. Options regarding corrections formulas are offered.
Engine electric starter system with combined power supply
Authors: Maleev R. A. , Gulin A. N. , Mychka N. V.
Published: April 2022

The article proposes to use energy storage in the engine electric starter system. The results of computational research shows the effect of the value of the initial charging voltage of capacitive energy storage on the basis of characteristics of the electric starting system for an automobile engine equipped with standard start-up system.
Development of CAD subsystem manufacturing processes of jewelry
Authors: Sidel'nikov S. B , Dovzhenko N. N , Gajlis Ju. D , Lebedeva O. S
Published: April 2022

The article contains elaborate algorithms and techniques of the design process sheet, flat-and-edge rolling and drawing of long semi-finished products for the production of jewelry made of precious metals and their alloys. This paper describes the developed software, which allows one to calculate deformation modes and energy-power parameters of the designed processes with the visualization of the data in tabular and graphical form.It also describes the process of adaptation of the developed CAD systems for production conditions jewelry chains of gold 585 at JSC "The Gulidov Krasnoyarsk Non-Ferrous Metals Plant".
Assessment of impact of reactive units to oscillations of an automobile power plant
Authors: Lomakin V. V , Yemelyanov A. E
Published: April 2022

+7 (495) 223-05-23, eae@list.ru The article summarizes the estimated model of a vehicle powerplant. This model takes into account the oscillations of the power unit along and around the three axes and considers impact of the transmission to the whole picture of the oscillations of the power unit. The mathematical description of the computational model of the power unit is presented on the example of a small class car.
On completeness of the set of indicators of the strategic development of the transport industry
Authors: Gruzinov V. P , Morozova L. E
Published: April 2022

The article considers the indicators used in national practice for assessing the achievement of objectives which were set in the State program "Development of transport system" and the project "the Transport strategy till 2030". It is shown that the set of indicators does not fully provide the opportunity to effectively assess the development of the transport system of the Russian Federation. On the basis of analysis and generalization of international experience in the sphere of formation of the availability and quality of transport services, rendered to the population, it is proposed to expand the list of indicators and supplement it by new, which are more informative.
Engineering materials for pistons of internal combustion engines
Authors: Makarov A. R , Smirnov S. V , Osokin S. V , Pyatov I. S , Vrublevskaya Y. I , Finkelberg L. A
Published: April 2022

This article provides an overview of modern construction materials for production of pistons for internal combustion engines including composites. A comparison of mechanical and thermal properties of these materials is presented. It is reported on the experience of production of pistons made from carbon composite in Russia.
The study of the intensity of the heat generation of led light sources for cultivation of light-dependent organisms
Authors: Maltsevskaya N. V.
Published: April 2022

The paper presents the problem of heat generation of artificial light sources (LEDs) during cultivation light-dependent organisms. The practical research on this issue is made on the example of the cultivation of the green microalgae Chlorella sp.
The directions of development of photovoltaic technologies, taking into account resource limitations
Authors: Tyuhov I. I.
Published: April 2022

The author considers resource limitations that arise under intensive development of renewable energy and, in particular, on the basis of solar photovoltaic power generation. The prospects of photovoltaic devices based on silicon solar cells with vertical p-n junctions are shown in this article.
The functions of the technological platform as a head of the center for strategic scientific and technological development of mechanical engineering organizations
Authors: Trishkin A. G
Published: April 2022

The paper provides examples of the technological platform determination. It is shown the composition of elements of the technological platforms and their relationship. It is also proposed the composition of private functions of technological platform in the field of science and technological development of mechanical engineering organizations.
Interplay of technical action with proportions of athlete bodies in free-style wrestling
Authors: Morgounov Y. A , Patraty R. S , Alexandrov V. A
Published: April 2022

The research is aimed to identify the body proportions of the strongest fighters of the country and their relationship with the techniques.
Determination of rational gear ratio of inter-wheel differential while upgrading the transmission of multi-purpose vehicle
Authors: Murog I. A
Published: April 2022

The paper proposes a method of determination of rational gear ratio of inter-wheel differential of all-wheel drive vehicles and evaluation of the effectiveness of its use to improve the performance of vehicles.
Reporting of public law entities
Authors: Sliva I. I , Makarchenko O. S
Published: April 2022

This article is devoted to consideration of the issue of reporting of public-law entities.
Prospects for improving photocolorimetric gas analyzerers
Authors: Sviryukova O. V. , Latyshenko K. P. , Rylov V. A.
Published: April 2022

The paper provides an overview of photocolorimetric method of air analysis and the classification and analysis of photocolorimetric gas analyzers according to the type of sensitive element, the description of their advantages and disadvantages. The operating principle of tape photocolorimetric gas analyzer is considered. There are offered a variety of possible technical solutions to improve photocolorimetric gas analyzers.
Types of leisure organization and creation of optimal regime of physical activity normalyzed psychophysical condition of a student during a period of big mental stress
Authors: Semenova M. A , Prusakova V. A , Bondarchuk S. M
Published: April 2022

The article is devoted to the role of the leisure organization and creation of optimal regime of physical activity allowing students in the period of big mental stress normalize the psychophysical state.
Analysis of factorial models ratings bankruptcy machinery enterprises
Authors: Katanaev N. T , Arkatova N. A , Nazarkova E. A
Published: April 2022

The article considers analysis of different factor models of mechanical engineering enterprises bankruptcy evaluation taking into account internal factors and the most important external factor, which is the level of monetization of the Russian economy.
Experimental substantiation of evaluation system of special physical training of swimmers of varying skills
Authors: Suchkov S. I , Galaktionova O. Y , Beloglazov M. V
Published: April 2022

The article is devoted to the application of experimental validation of the evaluation system of special physical training of swimmers of varying skills. It provides basic information about existing special physical preparedness of swimmers of different categories with formulated proposals to increase the effectiveness of these techniques.
Economic subsystem of "sustainable development"
Authors: Boronnikov D. A
Published: April 2022

The article defines the notion "economic subsystem of sustainable development". The conditions of functioning and requirements to the economic subsystem were considered. There is presented the structure of the model and the economic subsystem parameters characterizing it. The directions of its development in terms of sustainable development and some possible indicators to assess its effectiveness are proposed.
Electrochemical finishing of airfoil blade wheels
Authors: Loboda A. A , Mozgov S. A , Saushkin B. P
Published: April 2022

The article describes the change in the basic manufacture technology of the blades closed blade wheels through the use of finishing operations to remove the defective layer and to reduce the surfaces roughness of the blades after electroerosive firmware operation. The efficiency of the new operation instead of the original is based on a manual finishing of blade profile was confirmed by experimental studies. The article describes the experiments on the selection of the optimum parameters of the processing and selection of the optimal electrolyte. It also shows the effect of various parameters of the processing mode on the surface microgeometry formation during processing.
Legal paradox in initial vocational training
Authors: Andrukh O. N , Chaduneli M. K
Published: April 2022

The article analyzes the legal instruments in the field of vocational education and studied the legal paradox as a mismatch of the law of the Russian Federation "On Education" to the Constitution of the Russian Federation with respect to initial vocational training which do not guarantee access to free primary vocational education on high society's needs for personnel.
Technology development of hardening of the surfaces of friction pairs of physical-chemical method
Authors: Shandrov B. V , Filippov V. V , Homjakova N. V , Volkov S. M
Published: April 2022

The article deals with the selection of the composition of the electrolyte and the appointment of a new control parameters for micro-arc oxidation hardening of cylindrical outer surfaces of the parts of an aluminum alloy.
The main thing in the question of human capital asset
Authors: Kamenetsky V. A
Published: April 2022

The article considers the origin of the term "human capital asset", the formation of the human capital asset theory, the conclusion is that the man is the main factor of labour activity is formulated.
Formation of a system of quality assessment of vocational education institutions by consumers
Authors: Andrukh O. N , Sidorova A. S , Chaduneli M. K
Published: April 2022

The article analyzes the existing approaches to assessment of the quality of vocational education institutions and the authors develop recommendations for its creation.
Direct torque control of asynchronous traction motor
Authors: Ovsyannikov E. M. , Ivobotenko B. A. , Yurkevich V. M. , Koshelyev E. M.
Published: April 2022

This paper proposes a new system of direct torque control of asynchronous traction motor with space vector modulation of voltage supply. The results of the simulation of traction asynchronous traction motor show advantages of the developed control system: simplicity of implementation, high dynamic performance and small fluctuations of the electromagnetic torque.
The laser-spark method of control of urban soils on the content of heavy metals
Authors: Raxumovskaya M. Y. , Latyshenko K. P.
Published: April 2022

The laser-spark-premium method for determination of heavy metals in urban soils is considered in the paper. Optimal hardware parameters and formulation of the soil samples for heavy metals were found. There have been developed the algorithm and MPT which allowed to increase the number of determined TM in one sample, and to expand the range of measurement and reduce the detection limit.
Obtaining of optimum parameters and modes for ultrasonic diamond milling of glass-ceramic
Authors: Perepechkin A. A , Demidov D. V , Opal'nickij A. I , Petrov K. V
Published: April 2022

The article contains analysis of modern materials and prospects of its application. It considers two variants of ultrasonic milling of various tools. This article describes the effect of volumetric measuring, tool diameter on the roughness and the spherical radius in ultrasonic cutting of glass-ceramic. It contains the diagram of tool degradation depending on punched holes. The work contains selection of the most suitable parameters of the regime to achieve the accuracy and quality of processing.
Efficiency criteria of universities from the perspective of trends in global education market. Experience in implementing recruitment activities
Authors: Maksimov Y. V , Ankin A. V
Published: April 2022

The article discusses approaches to the implementation of promising measures aimed at implementing the performance criteria of universities in the field of international cooperation.
The cultivation of the yeast Phaffia rhodozyma with constant or periodic light
Authors: Zakharov Z. V. , German L. S. , Petrischeva O. A. , Zharko M. Y.
Published: April 2022

The paper investigates the influence of constant and periodic lighting fluorescent lamps in the range from 0 to 9 500 Lux for the growth of biomass of culture Phaffia rhodozyma and synthesis of astaxanthin at periodic cultivation in the bioreactor. It is established that with the light of 7500 Lux periodic mode of action of light allows culture to synthesize the same astaxanthin as with a constant illumination. It is shown that the constant exposure to the light of 7500 Lux leads to a greater increase in the phase lag of the biosynthesis of astaxanthin and biomass growth than periodic light.
Integrated assessment of corporate security of a motor transport enterprise
Authors: Levkovets N. P
Published: April 2022

The article reveals the essence of company’s security. There is developed a comprehensive methodology for assessing the economic security of a motor transport enterprise taking into account the major functional components of safety and recommendations on increasing the level of economic safety of the motor company and calculations are also made.
Experience in the development and use of software systems in the course of "Theory of Mechanisms and Machines"
Authors: Balabina T. A , Korenovskiy V. V , Mamaev A. N
Published: April 2022

The software systems which were developed at the Department “Theory of Machines and Mechanisms”, are designed to teach students the analytical methods of analysis and problem solving in term projects. These problems are kinematic analysis of mechanisms, force analysis and dynamics research of mechanisms. A distinctive feature of the applied analytical methods was the fact that methods of analysis were not focused on the types of mechanisms but on Assur’s groups where it is easy to get the exact analytical solution. Graphical visualization of the solutions was widely used which made it possible to compare the solutions of problems of Theory of mechanisms and machines with the solutions obtained by traditional methods. The department also widely use the method of check all input data in tasks for term projects with the use of this software complex , because it is the only way to correct the error quickly and easily.
Personnel reserve of a company: potential of universities and HR-management (on the example of iron-ore enterprises of Kursk Magnetic Anomaly)
Authors: Ermolaev D. V
Published: April 2022

The article considers the problem of formation of personnel reserve for the mining enterprises of the Belgorod region as well as increasing of participation of specialized universities in the formation of personnel reserve for the mining enterprises of the Kursk Magnetic Anomaly (KMA).
Tractor loading vibration with random kinematical excitation
Authors: Podrubalov V. K. , Nikitenko A. N. , Podrubalov M. V.
Published: April 2022

The paper shows the results of deformation and strength calculations in elastic-dissipative couplings of wheeled tractor dynamic system, which power is 110 kW when simulating its motion for a reference track with random profile. Spectral analysis shows the effectiveness of adjustable wheel suspensions on decrease in tractor loading and the impact on the road or the soil. Values of dynamic deflections for wheel suspensions with the optimal parameters were found.
Use of distillery bards as raw materials to produce high-protein feed products
Authors: Melnikov E. V. , German L. S. , Zakharov Z. V. , Zharko M. Y.
Published: April 2022

The paper describes the methods of processing components of distillery bards for fermentation media (and the growth of carbohydrate). There are presented the results of experiments on cultivation in these environments yeast of Phaffia type, the producer of the Supreme carotenoids of astaxanthin
Modernization of microinterferometer MII-4
Authors: Bavykin O. B , Vjacheslavova O. F
Published: April 2022

The article offers upgrading of microinterferometer MII-4 with the aim of bringing its capacity to modern analogues based on the analysis of advantages and disadvantages. The upgrade of the device will allow to receive digital images of the surface and keep them for further processing on a computer with the calculation of the fractal dimension.
Problems of development of direct injection systems for gasoline engines for Russian motor vehicles
Authors: Fomin V. M. , Shustrov F. A.
Published: April 2022

The problems associated with the development of innovative solutions were analyzed to create a new generation of high-performance engines with direct injection of gasoline for the national transport system. Although this type of engine has a very high potential to improve fuel economy, relatively expensive and complicated system of exhaust gas and its sensitivity to the quality of fuel, especially to sulphur content, prevents the wide use of such systems in the sphere of the Russian automotive technology.
Simulation of random microprofile of road surface by the method of shaping filter
Authors: Chabunin I. S
Published: April 2022

The article considers the simulation of random microprofile of road surface by the method of shaping filter. Differential equations of the shaping filter for different correlation functions are obtained.
Search activities and work on projects in a foreign language as a condition for the formation of professional competence of master’s students
Authors: Savitskaya T. P
Published: April 2022

The article deals with the peculiarities of teaching business English at Masters’ courses as an integral part of training competent specialists. The independent searching professional project activity of trainees is one of the most efficient ways to help them to integrate into international professional community.
Use of laser light in automotive lighting
Authors: Khortov V. P. , Grebenchikov A. P. , Skvortsov A. A.
Published: April 2022

The possibility of laser light usage in automotive lighting was considered in the article.
Determination of axial forces on pulleys of V belt transmission
Authors: Ivanov V. A. , Mamaev A. N. , Chepurnoy S. I.
Published: April 2022

In the proposed methodology for calculating the axial forces on the V belt transmission were used equations obtained with the account of main provisions of the spatial wedge theory.
Simulation of microprofile of road by wheel track
Authors: Chabunin I. S
Published: April 2022

The article considers the simulation of random microprofile of road surface on various wheel tracks with help of the method of shaping filter. Differential equations of the shaping filter for an exponential correlation function are obtained.
The choice of a technique definition of platinoids at the disposal of automotive catalysts
Authors: Bobovich B. B , Savko A. P
Published: April 2022

The article describes the analysis of existing physical and chemical methods for the quantitative determination of chemical elements. There is shown the use of analytical methods to control the concentration of platinum group metals in the products of utilization of automobile catalysts. The atomic spectral analysis and x-ray fluorescence analysis should be used to determine the content of platinum group metals in various stages of enrichment of scrap used automobile catalysts.
Interactive training in the study of legal disciplines in nonspecialized institution
Authors: Yurchenko N. A , Medyankova E. V
Published: April 2022

Possibilities of use of interactive methods of training are considered at studying of legal disciplines in nonspecialized high school, their advantages in comparison with traditional methods are allocated.
Influence of tolerances of main dimensions of flow part of a centrifugal pump on spread of its basic parameters
Authors: Sheipak A. A. , Chivileva M. S. , Sheipak I. A.
Published: April 2022

The article presents the method of calculating the influence of the tolerances of main dimensions of flow part of a centrifugal pump on the spread of pressure values efficiency and critical cavitation margin with the nominal feed rate. There are discussed both symmetric and unilateral deviations of sizes.
Expert system for analytical monitoring of high purity organic solvents
Authors: Bessarabov A. M , Trynkina L. V , Trokhin V. E , Vendilo A. G , Gordeeva E. L
Published: April 2022

The authors developed an expert system for selection the analytical equipment and method of analysis of high purity substances (by the example of the assortment of organic solvents). Knowledge bases are developed on the basis of information CALS-technologies and structured by application spheres, analyzed substances, indicators of quality, methods of analysis and analytic devices. In its turn, the knowledge base on the analytical devices is structured in 4 main clusters of quality indicators: the content of the base substance, metal cations, anions and suspended particles.
Ensuring the controllability of mobile platforms for robotized complexes of arms and military equipment
Authors: Shipilevskiy G. B.
Published: April 2022

Maintenance of controllability of mobile platforms for the robotized complexes of arms and military equipment should occur taking into account features of the limited information support of the operator, who observes the movement of controlled object through the monitor of the video channel and operating this movement by the channel of remote control. The speed control does not involve special difficulties, but the stop of object in front of suddenly detected obstacle should take place with a minimum delay. At the same time, to provide trajectory manageability taking into account the inevitable inertia it is recommended to enter into structure of the management system the forcing control signal by the first derivative and the feedback on the actual rate of turn.
Improving the efficiency of calculation of gear trains and worm drives
Authors: Lukyanov A. S , Starikov A. I
Published: April 2022

The paper proposes an improved algorithm for calculating gear train and worm drive enabling comparative analysis and subsequent selection of materials from which the items will be made. On the base of the proposed algorithm, a program was designed for design and checking calculation of gear trains and worm drives.
The Hypothesis about the calculation of cutting forces accuracy. Designing of mathematical model
Authors: Volkov A. V , Matveev S. V
Published: April 2022

The article shows the evaluation of the capabilities of the a priori definition of calculation accuracy of the cutting force in case of significant growth accounted number of cutting parameters. It contains a designed hypothetical mathematical model of a preliminary assessment of the calculation of cutting forces accuracy in machining structural steels. The paper describes the proposal as a hypothetical model a hyperbolic dependence of cutting force errors on the number of parameters that define the cutting process. It gives recommendations according to the accuracy of the cutting forces, depending on different process parameters and also - for the model developed with the help of a priori estimates of the errors in the calculation of the cutting forces in submodules САD/САМ/САЕ/РDМ systems. Experts in the field of metalworking and developers calculation modules of САD/САМ/САЕ/РDМ systems might be interested in this work.
Use of fair value for valuation of assets and liabilities of business entities
Authors: Rozhnova O. V , Markov V. V
Published: April 2022

The article discusses the application of fair value management in financial statements for the valuation of assets and liabilities. The area of the use of fair value in IFRS is disclosed. The advantages and disadvantages of fair value management are shown.
Combined schemes of water treatment systems
Authors: Berengarten M. G , Gulyaeva E. S
Published: April 2022

The article considers the modernization of existing technological schemes. The authors present experimental data on separation of salt solution by electro-membrane method. The variants of combined schemes of treatment of water systems are considered as well.
Designing compensators of thermal stress for modern aviation turboshaft engine by powder metallurgy methods
Authors: Isaeva E. A , Perevoin S. A , Isaev D. A
Published: April 2022

The article shows that for a real implementation in aircraft turoshaft engine of structural ceramic materials it is necessary to use an intermediate element - compensator thermal stress (metal-Compensator-ceramics) in conjunction metal-ceramic. The paper provides reasons of one way to create compensators - by powder metallurgy. It contains a list of the work needed to create compensators.
Application of intellectual information technology for the construction of a hypertext system
Authors: Koltunov I. I , Kryzhanovskaya T. G , Linnik E. P , Yapparova A. E
Published: April 2022

The article considers the possibility of using intellectual information technology to build a hypertext system of a bank.
Comparison of the effectiveness of immobilization of XYLOTROPHIC basidiomycete on carriers of organic and inorganic origin
Authors: Ryabova-Lekhmus A. S , Biryukov V. V
Published: April 2022

The article considers the immobilization possibility of mycelium Trametes hirsuta 56 on organic and inorganic carriers in dynamic and static modes. The authors searched the influence of used carriers on the synthesis of the extracellular enzyme.
Determination of the influence of formative factors on design of conceptual objects in transport design and algorithm of through design
Authors: Lepeshkin I. A. , Matersheva E. V.
Published: April 2022

The article is devoted to the revealed regularities of the process of shaping in design of concept arts, concepts and production prototypes in transport design, derived from statistical analysis of results of the developed and conducted the Internet survey. In addition, this article proposes a model of design development process consisting of three levels of factors. The influence of the effect of key factors such as style, structure, technology and materials on designer's work when developing vehicle design is studied. The algorithm of through design is proposed as a result of the conducted study.
Tangential oscillations with combination of cutting and surface plastic deformation of flexible shafts
Authors: Ankin A. V.
Published: April 2022

The article describes the stages of combined devices for cutting-deformed processing design of non-rigid shafts.
Vacuum-evaporative process of water cooling together with counter flow
Authors: Marinyuk B. T , Krysanov K. S , Spritnyuk S. V
Published: April 2022

The effects of vacuum-evaporation with convective counter flow of air for water cooling are considered in the article. There was performed a comparison with the method of cooling water in the cooling towers. The benefits of the method are revealed. The block-schema of the experimental stand is presented as well as the analytical analysis. Analytical and experimental results are presented in graph form.
Functional scheme of the automated laser vibration measuring systems with two optical channels converted to monitor and control the parameters of vibration
Authors: Matrosova V. V , Murachev E. G
Published: April 2022

Mathematical modeling involves the search for optimal solutions. Control of the parameters of objects vibration and structures can extend their service life. The analysis of parameters influence such as channel power ratio m, the angle of non-parallelism β, and the error angle of optical access α to the stabilization coefficient K.
Estimate of the factor of safety of convex bottoms under uniform internal pressure
Authors: Lyang V. F
Published: April 2022

This paper covers the derivation of engineering formulas in the State Standard Specification 14249-89 for the calculation of elliptical bottoms under uniform internal pressure, their numerical modeling of the stress-strain state by the finite element method and the comparative evaluation of the safety factor adopted in the State Standard Specification 14249-89 with the results of the experiment.
Technique of definition the complexity of castings by design and technological parameters of a cast part
Authors: Volkomovich A. A. , Sorokin Y. A. Sorokin
Published: April 2022

During the production of castings there are often appear the problems connected with complexity of their manufacturing. They carry both technical, and economic character. As a rule, in conditions of production, these tasks are solved on the basis of the practical experience based on subjective character at their assessment. In this article authors, leaning on the principles which are put at the beginning of these works, offer a technique by determination of casting complexity, irrespective of a way of their manufacturing on constructive and technological parameters of a cast detail. Estimated criteria of their definition were developed for each of groups.
Mathematical model of electric discharge machining and processing management tasks
Authors: Ovsyannikov B. L
Published: April 2022

Mathematical model of electric discharge machining, accumulating the experienced data throughout the process and allows you to synthesize control methods of the theory of automatic control. The problem of the sustainability of the process of handling the stress.
Thermodynamics in weakly-dissipative Kolmogorov-Arnold-Moser theory
Authors: Bogdanov R. I , Bogdanov M. R , Baranov M. A
Published: April 2022

In the article there are presented the results of the numerical data calculation of the basic thermodynamic variables such as dependence of the thermodynamic potentials from the temperature and pressure, and the geometric characteristics of the dynamics like the center of mass of trial particle. The dynamics is described by a simple Euler discretization of family of vector fields arising in the Bogdanov-Takens bifurcation.
The role of environmental factors in vasoneurosis
Authors: Kudrov A. N
Published: April 2022

Environmental degradation in large cities is a factor that provokes the dysfunction of autonomic regulation. Nitrogen oxide and carbon monoxide have a leading role, they have intermittent mode of action. The author examined the types of vegetation to ensure the physical, emotional and intellectual activities and deals with how to correct violations.
Electromagnetic field of the hybrid car
Authors: Grafkina M. V. , Niunin B. N. , Teryaeva E. P.
Published: April 2022

Analysis and evaluation of the sources of electromagnetic fields of the car will allow to solve a fundamentally new tasks on reduction of negative influence of these fields on humans and the environment.
Modeling of the device for balancing of a Li-Ion battery with switched capacitors for electric vehicles
Authors: Varlamov D. O
Published: April 2022

The article describes the principle and method of constructing a simulation circuit of balancing devices with switched capacitors for Li-Ion battery in Matlab Simulink program. Conclusions are drawn about the possibility of balancing device with a battery of an electric vehicle.
Methods of selecting the rational combination of materials for sandwich panels of a bus body
Authors: Voronkov O. V. , Peskov V. I.
Published: April 2022

The article contain main principles and formulas which allow to predict possible weight or price benefits of introduction of new materials in sandwich panel structure used as floor or roof of self-carrying bus body during early steps of structure development. Weight, mechanical and price properties of materials and discrete row of sheet thicknesses are taken into account.
Models for calculation of thermal displacements of spindle assemblies
Authors: Ivannikov S. N. , Manaenkov I. V.
Published: April 2022

The description of the semi-empirical models developed on the basis of results of theoretical and pilot studies is provided in article, for calculation of thermal offsets of spindle blocks at the most characteristic modes of operation of lathes.
Complex automation of petrol stations
Authors: Golovkova E. O , Sofiev A. E
Published: April 2022

The article describes the existing automation of petrol stations, it points to major drawbacks of existing systems. The authors offer an option of complex automation of petrol stations with introduction of the system at gas stations “Gazpromneft-center”.
Way to assess the possibility of spontaneous combustion of microbiological products at storage
Authors: Gavrilov A. V , Korolchenko I. A
Published: April 2022

In the article the authors show the possibility of spontaneous combustion of microbiological products at storage. There is presented the methodology of calculation of spontaneous combustion conditions of the stored inventory. The authors suggest the algorithms to determine safe conditions for storing. The basic directions of activities for the prevention of spontaneous combustion in the microbiological at utility facilities are also presented.
Way to calculate the time to spontaneous combustion of deposits substances having unbalanced heat exchange with the environment
Authors: Oskina T. A , Korolchenko I. A
Published: April 2022

The authors developed the technique, allowing to calculate the induction period of thermal spontaneous combustion of deposits having unbalanced heat exchange. Using it, it is possible to determine the thickness of the fire-prone and fire-resistant deposits on the surface of various technological equipment and the time to spontaneous combustion deposits in the given conditions.
Improvement and automation of sample preparation of environmental components to chemical analysis in case of emergency
Authors: Latishenko K. P , Mironov A. A , Tsikunov V. S
Published: April 2022

There is described a set of devices and universal algorithm of sample preparation of environmental components for the identification of hazardous chemicals.
Analysis of the workflow of linear generator of reciprocating motion type
Authors: Dukhanin V. I , Ketsaris A. A
Published: April 2022

This article considers the integrated propulsion system, consisting of internal combustion engine with a free piston and linear electrical inductor machine with permanent magnet on the stator. The authors investigate the regenerative mode of the linear inductor machine operation and compare two systems of permanent magnets layout. There are data presenting calculation of linear electric machine performance.
Kinetostaticcalculation of six-linked lever mechanismusingtheanalyticalmethod
Authors: Ivanov V. A.
Published: April 2022

The paper considers the possibility of analytical determination of multi-linked lever mechanism’s reaction of the 2-nd class and 2-nd order on the basis of kinetostatics. There were derived analytical dependences for determination of the reactions ofsix-linked lever mechanism kinematic pairs. Examples of graphs, obtained with the use of the calculation of the mathematical programs MathCad 14 are provided.
Selection of a rational layout in the compact urban vehicle design
Authors: Ivshin K. S. , Polozov A. V.
Published: April 2022

The article defines the criteria for selecting of layouts and rational layouts for wheels, passengers and powertrains for a compact urban vehicle.
Venture companies in modern mechanical engineering production
Authors: Kuznetsov P. M
Published: April 2022

The aim of proposed approach is to reduce the cost and terms of products manufacturing by rational load of existing production systems while ensuring a given quality of manufactured products.
Development of a system of two-stage turbocharging for KAMAZ EURO-5 engines
Authors: Kaminskiy V. N , Grigorov I. N , Kaminskiy R. V , Sibiryakov S. V , Kuchev S. M , Likhachev V. N
Published: April 2022

This paper describes the development of a two-stage turbocharging system, allowing to achieve the requirements of emission standards EURO-5 on the engines of KAMAZ.
Introduction to the cell culture and production of brachycome iberidifolia and chrysanthemum carinatum
Authors: Litvinova I. I. , Gladkov E. A.
Published: April 2022

Brachycome iberidifolia and chrysanthemum carinatum as cell cultures. The optimal medium for callus formation, regeneration and rooting of regenerated plants are found.
Enhancing the stability of bentgrass (AgrostisstoloniferaL.) to salts of cadmium
Authors: Gladkov E. A. , Gladkova O. N. , Glushetskaya L. S.
Published: April 2022

In the paper there is developed a biotechnological method for increasing the stability of urban turf – bentgrass, to ions of cadmium in the environment. The following scheme was chosen selection – culturing callus on MS medium supplemented with 10 mg Cd / l for two passages, regeneration on MS medium supplemented with 20 mg Cd / l, rooting on MS medium with cadmium concentration of 30 mg / l. Under selective conditions there were received 130 regenerants of bentgrass, 58 of which were rooted in the soil. Resistance to cadmium was kept at one of the seeds tested regenerants in four generations.
Investigation of the heat transfer process in a mesh matrix of a rotary heat exchanger
Authors: Alexeev R. A , Kostyukov A. V
Published: April 2022

The paper presents the results of computational modeling of thermal processes in mesh matrixes of rotary frame heat exchangers. The authors received the refined dependence of the mesh matrix heat transfer of the coolant flow characteristics.
The innovative research works of the Scientific and Technical Center "Technique of low temperatures"
Authors: Kalnin I. M.
Published: April 2022

The paper considers research works of the Scientific and Technical Center "Technique of low temperatures": heat pumps, energy-effective heat-pump distiller, free-motor-compressor.
Microturbine with efficiency of over 43%
Authors: Kostykov A. V.
Published: April 2022

The paper considers the results of mathematical modeling of strain state of a non-uniformly heated ceramic frame of rotary heat exchanger of multi-purpose gas turbine engine with the power of 300 kW . Received a conclusion that the implementation of frame heat exchanger made from ceramics will enable the design of the rotary heat exchanger with high degree of regeneration (95-97%), without increasing the amount of air leaks through the seals of the heat exchanger.
Increase of productivity of processing the pneumo - and hydraulic cylinders by enhancement of the device for combined machining and surface plastic deformation
Authors: Pini B. E. , Maximov Y. V. , Ankin A. V. , Adeev A. S.
Published: April 2022

A combined treatment of cutting and surface plastic deformation is a highly efficient production process of manufacturing functional surfaces of cylinder bodies and pneumatic and hydraulic cylinders. Indicators discussed in the article are studied by authors patented design of the aforementioned devices.
Development of a mathematical model of an energy-absorbing seat, using the results of piling tests
Authors: Kulakov N. A , Gavrilov E. V
Published: April 2022

The paper presents the results of nature piling tests simulating mine explosion of armored vehicles. The tests were conducted to evaluate the effectiveness of anti-mine energy-absorbing seats. During testing by measuring the dynamic parameters in the design of the seat and the man modeled by anthropomorphic dummies "Hybrid 2" and "Scythian". The test results allowed to create a mathematical model of anti-mine seats and to make a comparative analysis of numerical and experimental data.
Optimal control theory solutions for investigation of a hybrid electric vehicle’s powertrain
Authors: Kulikov I. A
Published: April 2022

The paper gives a theoretical background of the development a control strategy for a hybrid electric vehicle (HEV). Properties of a HEV that define its fuel economy and pollutant emissions are briefly described. Analysis of energy flows in a HEV’s powertrain is carried out. Based on this analysis a way to optimize energy flows is proposed. Said way implies a method of optimal control theory, namely dynamic programming, to be utilized. HEV’s model implemented in a DP-based routine is presented. Some theoretical background about DP is given as well. The most interesting results of DP-investigations are presented in the next section. The last section of the paper contains some conclusion remarks.
Increasing of cutting efficiency of heat-treated steel through the application of cutting tools of high-strength composite ceramic with coating E. S. Sotova, M. N. Lazareva
Authors: Sotova E. S. , Lazareva M. N.
Published: April 2022

In the paper there is investigated the cutting tool properties of high-strength composite ceramics with multi-coated cutting hardened steel. Mathematical models of cutting are obtained. They establish the dependence of the wear and tear on the back of the instrument, roughness of the machined surface of the parts, the tangent component of the cutting forces, as well as cutting power on the modes of turning. A problem of cutting tools modes optimization is made of high-strength composite ceramics. It is established that the application of the multi-functional coatings on ceramic cutting tool allows you to increase the efficiency of processing.
Comparative analysis of series and combined options of control of a hydrostatic transmission of all-wheel drive wheeled vehicle
Authors: Lepeshkin A. V
Published: April 2022

In the article there are presented the results of research of the developed mathematical model of linear motion of all-wheel drive three-axle vehicle with individually controlled hydrostatic drive of its driving wheels which allow to justify the need of usage of series option of control in the system of automatic adaptive control of hydrostatic transmission.
Localized bending and twisting of the galvanized strip during formation of channel
Authors: Tipalin S. A.
Published: April 2022

Algorithm for solving the problem of profiling strip with pre-stamped technological groove hub is considered. In the course of deformation analysis of this technology bend in the place of localization and twisting of tuck shelves occurs. There are made comparisons of the calculated and experimental data.
Experimental investigation of the process of extrusion of a technological groove in a galvanized strip
Authors: Tipalin S. A.
Published: April 2022

The research on the definition of accumulated deformations in the zone of embossed roller indenter of technological grooves is made. The peculiarities of distribution of the intensity of deformation are defined. Estimates of the averaged over the cross-section of the groove values base of the deformation intensity were made.
Fractal multidimensional scale for controlling of the mode of dimensional electrochemical machining and evaluation of its output data
Authors: Bavykin O. B.
Published: April 2022

The article proposes an updated and expanded version of the previously proposed fractal multidimensional scale, allowing through the fractal dimension to regulate the mode of the dimensional electrochemical machining and evaluate the structural and dynamic characteristics of the processed surface.
Determination of compliance of an object of development with the level of modern technology.
Authors: Melnikov A. A
Published: April 2022

In developing of products for any purpose it should be determined their compliance with the modern technology level. The paper proposes indicators that determine the level of development of modern technology.
Highly effective layered tool materials with nano-dispersed multi-layered of wide range of applications
Authors: Maximov Y. V. , Vereschaga A. S. , Vereschaga A. A , Bublikov Y. I. , Kryuchkov K. V. , Kozlov A. A.
Published: April 2022

The paper presents the development of layered composite material, which includes a carbide substrate, a ceramic layer and a nano-scale multilayered coating. Each element of a layered tool material fulfills individual functions. The carbide layer provides raised toughness and strength of tool material, the ceramic layer provides resistance of a tool material to oxidation, corrosion and high-temperature weakening at elevated temperatures, the nano-scale multilayered coating decreases thermal-mechanical stresses on the rake face of the tool and eliminates superficial defects of the ceramic.
Universal test bench for elastic behavior control of pressure plate of a ready-assemble clutch
Authors: Petunin V. P , Prokopiev M. V , Prasolov A. V , Volkov D. A , Trankvilevskiy V. G
Published: April 2022

In the process of automotive components approbation it is necessary to use test bench equipment which allows to evaluate characteristics of components for compliance with the documentation requirements. In the article there is presented a test bench allowing to take measurements of elastic characteristics of the clutch pressure disk.
Unified control algorithm for torques delivered to wheels of all-wheel-drive vehicles
Authors: Pliev I. A , Saykin A. M , Arkhipov A. V , Akhmedov A. A
Published: April 2022

This paper proposes the unified control algorithm for torques delivered to wheels of all-wheel-drive vehicles with “intellectual” transmission. The algorithm provides the determination of torques delivered to each wheel of multi-axis vehicle with minimal loss of power regarding to road conditions: solid surface or deformable ground. Results of calculations were confirmed by experimental research.
Method of chemical reactions rate detection in the processes of neutralization of exhaust gases
Authors: Samuel B. S
Published: April 2022

The paper provides some general information and calculations of the chemical reactions of catalytic neutralization rate of exhaust gases, from which we can conclude that the temperature is the main parameter of exhaust gases process neutralization.
Theoretical analysis of plane motion of rolling wheel when forming of contact area
Authors: Sergeyev A. I
Published: April 2022

There is considered the plane motion of rolling wheel in conjunction with geometric and power relations of forming of contact area. There is established that the transformation of the connection is accompanied by mutual deformation of contacting surfaces with arising of friction forces, caused by the repacking of soil particles and other factors. There is defined the energy state of the “wheel-contact patch” system and its general characteristics of movement.