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Journal "Vestnik BSTU" 2 (46) 2015

Founder is the federal State budgetary
Educational Institution Higher Professional
Education "Bryansk State Technical University"

Editorial board:

Editor-in-chief
Doctor of Technical Sciences, Professor Fedonin O. N.

Deputy editor-in-chief
Candidate of Technical Sciences, Docent Sazonov S.P.

Executive secretary
Candidate of Technical Sciences, Docent Tatarintsev V.A.

Members of the editorial board
Averchenkov V.I, Doctor of Technical Sciences, Professor (Bryansk)
Buhach A., Doctor of Technical Sciences, Professor (Poland)
Gorlenko O.A, Doctor of Technical Sciences, Professor (Bryansk)
Erohin D.V, Candidate of Economic Sciences, Professor (Bryansk)
Klimenko S.A, Doctor of Technical Sciences, Professor (Ukraine)
Kobischanov V.V, Doctor of Technical Sciences, Professor (Bryansk)
Petreshin D.I, Doctor of Technical Sciences, Professor (Bryansk)
Pruteanu O., Doctor of Technical Sciences, Professor (Romania)
Sitazh M., Doctor of Technical Sciences, Professor (Poland)
Smolentsev V.P, Doctor of Technical Sciences, Professor (Voronezh)
Stepanishev A.F, Doctor of Philosophical Sciences, Professor. (Bryansk)
Suslov A.G, Doctor of Technical Sciences, Professor (Moscow)
Khandozhko A.V, Doctor of Technical Sciences, Professor (Bryansk)
Heifetz M.L, Doctor of Technical Sciences, Professor (Belarus)

Registration certificate
by Federal Service for Supervision of Legislation
in Mass Media and the protection of cultural heritage
PI FS77-21709 August 17, 2005

Address editorial office:
7, Bulvar 50-letiya Oktyabrya,
Bryansk, 241035, Russian Federation
tel. (4832) 58-82-77
e - mail: vestnik@tu-bryansk.ru

The subscription index of catalogue
Russia press - 18945 semi-annual,
15621 annual.

It is issued in February 2004.
4 numbers a year

Abstracts

Avtushenko A.., Anamova R. R., Ivanov A. O., Ripetskii A. V., Osipov A.V. Application methodology for additive technologies at the stages of prototyping airborne components and assemblies In this article described application features for additive technologies in the aeronautical industry. Application methodology for additive technologies at the stages of prototyping airborne components and assemblies is developed. Proposed methodology is appraised for manufacturing dummy engine components
Key words: additive manufacturing technologies, 3D printing, prototype, aircraft, SLS-technology

Bishutin S.G. The technique of a choice of modes of finish abrasive treatment of surfaces of friction, taking into account the required durability
Presents a scientifically based methodology for the selection and adjustment modes of the finish grinding of the friction surfaces of machine parts according to their required durability. Results over of experiments, characterizing influence of the modes of treatment on wearproofness of surface
Key words: finishing abrasive processing; a choice of modes of cutting; wear resistance of a surface; technological maintenance of wear resistance

Bondarenko D.A. Complete systems for study of automatic cooling systems and asynchro-nous traction motors.
A comprehensive system for the study of automatic temperature control system, which allows reducing the level of alternating thermomechanical loads on the windings of asynchronous trac-tion motor, increasing their reliability and durability
Key words: automatic cooling system, temperature control, electric, asynchronous traction motor, energy saving

Drokonov A.M., Drokonov A.E. Development of steam turbine governing diaphragm
The paper studies the conditions of steam turbine governing diaphragm operation and offers ways of their design upgrading
Key words: steam turbine, turning diaphragm, stage, temperature drop. Range of reactivity, power losses.

Kazakov V.S., Alexeev A.S. Diagnosis and assessment of residual resource of heat power equipments exploitation.
The article is concerned with some modern methods of ultimate limit state diagnosis and the technology of assessment the residual resource of heat power plants operation set by technical standards and allowing to increase the effectiveness, reliability and environmental safety of their further practical use in energy industry
Key words: heat power equipment, exploitation, diagnosis, residual resource

Medvedev D.M., Handozhko V.A. Automated technological providing of contact rigidity of polished surfaces of machine parts and their joints
Development and experimental check of the algorithm and the program for automated technological providing of normal static contact rigidity of polished surfaces of machine parts and their joints at a stage of design-technology preparation of manufacture was considered
Key words: normal static contact rigidity, automated technological providing, polishing, machine parts, preparation of manufacture

Pinchuk V.V. Parametric synthesis of aggregate modular hydraulic control units used in production machinery hydraulic drives.
Hydraulic drives used in manufacturing equipment are generally developed using high technology component parts. At the same time the development of hydraulic control units (HCU) is carried out, hydraulic devices being joint together according to fundamental hydraulic circuits. The value of the optimum criteria of an HCU assembly framework has been estimated, which helps fulfilling parametric synthesis of HCU taking into account the service conditions of a mechanism and the quantity of hydraulic devices, used in the hydraulic circuit of the drive
Key words: gidroapparat, process machinery, control valve bodies, parametric synthesis

Pugachev A.A., Vorobiev V.I., Kosmodamianskii A.S. Control system of tractive induction motor with power loss minimization.
The mathematical model of induction motor taking power losses in stator and rotor iron and typical non-linearity is designed. The algorithm of optimal flux linkage reference providing power loss minimization is developed with regard to vector control. The induction motor stator current and voltage limits, the diesel generator unit power are chosen as a limiting factor. The tractive induction motor control system providing the direct regulation of wheel sliding for protection from slipping and having the internal system of power loss minimization is designed. The results of simulation are presented.
Key words: tractive electric drive, induction motor, vector control, power losses

Ritenman V.I. Performance evaluation plan introduction to improve the quality of the modernized electric drive signal type SP-6M.
The theoretical aspects of the performance evaluation plan introduction. The structure of the method performance. Evaluation of the effectiveness of the implementation of measures to improve the quality of the modernized electric drive signal type SP-6M.
Key words: performance evaluation, implementation of measures, the corrective action, the electric drive signal, SP-6M, FMEA-analysis of design, factor of priority risk, the diagramme of Pareto, the probability of failure

Sakalo V.I., Sakalo A.V. Limits of applicability of the Hertz solution for contact problem
Possibility of applying of the Hertz solution at close values of the radii of curvature of the pro-files of bodies is analyzed. Research is carried out on the example of contact problem for wheel and rail in case when the contact patch is located on the fillet parts of the wheel and rail. The same problem is solved by using finite element method. The correction factors for specifying parameters such as the size of the contact patch and the maximum pressure obtained by an ana-lytical method are proposed.
Key words: contact problem, Hertz solution, contact patch, maximum contact pressure, method of finite elements

Simonov V.A. The choice of parameters of the rolling stock on dynamic criteria
The features of the problem of choosing the optimal parameters of the rolling stock simultaneously on several dynamic criteria taking into account different operating conditions of the object are considered.
Key words: indicators of quality, convolution of indicators, membership function, the parameters of the rolling stock, dynamic criteria

Syanov S.Yu. The relationship of the quality parameters of the surface layer of machine parts with their conditions of electric discharge machining
The physical picture of the process electroerosive processing on the basis of which identified the main factors (voltage, current strength, pulse duration, the coefficient of using the pulse energies, properties of dielectric liquids, material and tool material, the temperature in the layer blank, the original settings of the waviness of the workpiece and tool), which influence on the process of formation of the parameters of roughness, waviness, microhardness and technology of residual stresses.
Key words: surface; the surface roughness; the sinuosity of a surface; residual stress; microhardness; electrical discharge machining

Fedonin O.N., Steposhina S.V. Definition of mathematical models for choosing the rational processing conditions SPD.
We derive the objective function for selecting the optimal speed and feed, providing maximum performance and minimum cost in processing the SPD
Key words: surface plastic deformation, SPD, speed, flow, productivity, reduced costs

Hristoforov E.N., Sakovich N. E., Samusenko V. I., Nikitin A.M. Safety of transport pro-cesses of the trucks determined by reliability.
In article questions of safety of transport processes on roads of the Russian Federation of the vehicles caused by reliability are considered. Authors considered activities on safety of the movement at design stages of the created car. For a solution authors used mathematical models on the basis of probability theory
Key words: safety of transport process, traffic safety, risk level, the set level of safety of transport process, dorozhno transport incident, the car, reliability

Tsukanova E.S. Analysis of forced vibrations of frameworks by finite element method using dynamic finite element.
The analysis of forced vibrations of frameworks using finite element method is considered. The dynamic finite element, the base functions of which represent exact dynamic shapes of structural elements, is used for system discretization. The assessment of errors as a result of classic FEM application is given. The efficiency of application of dynamic finite element for analysis of forced vibrations and dynamic stress-deformed state of structures is shown.
Keywords: finite element method; dynamic finite element; forced vibrations; frameworks; harmonic force; resonance; amplitude-frequency characteristics; stress-deformed state

Davyidov V.M., Prohorets O.V., Yazyikov V.A. Measuring system for 3d measurement of surface roughness.
Considered preparing data for 3D-measurement of surface roughness stylusrip method. To find the plane of the trend apply the method of approximation function made up of equal volumes of peaks and troughs above the plane and below the plane respectively. Developed information-measuring complex and software for 3D-measurement of surface roughness.
Key words: microrelief, roughness, multidimensional linear approximation, information and software tools, 3D-measurement of surface roughness, information-measuring complex

Lozbinev F.Y., Kobyshev A.P. Methods of the estimation of readiness of the telecommuni-cation networks of organs of administration on example of the territory of Bryansk region
Approaches of estimation of the factors of stability and wholeness of telecommunications are shown. Description of algorithm of the calculation factor of readiness of object of network is brought. Analysis of factors of readiness of pathway of corporative telecommunication network on territory of Bryansk region is executed. Perspective problems are worded
Key words:telecommunication network, radio electronic facilities, fiber-optic communication links, factors of reliability of network, the factors of readiness of the equipment

Rytov M.Yu., Kovalev P.. Using the fuzzy cognitive modeling for the implementaion of the information technology audit.
The article considers one way of using the fuzzy cognitive modeling. In this case, this method is used for IT-audit andidentifying all necessary measures that can help the user to verify the need for the introduction of an enterprise portal
Key words:enterprise portal, audit, information technology audit, fuzzy cognitive modeling, fuzzy cognitive map

Yazykov V.N. Numerical simulation of train dynamics in real time mode
Numerical simulation of train dynamics is a complex problem. It requires the application of different fields of mechanics such as multibody system dynamics, contact mechanics, fluid dynamics for finding solutions of adequate accuracy. The approach for the real time simulation of train dynamics by using the program package Universal Mechanism and its application to the development of train driving simulator are presented.
Key words: numerical simulation, train dynamics, train driving simulator

Isaychenkova V.V. Analysis of approaches to the assessment of efficiency of business pro-cesses of the enterprises of mechanical engineering
As a result of the analysis of existing methods for determining the effectiveness of the business processes the methodology is proposed, which serves the purpose of determining the level of competitiveness of enterprises and their strategic position.
Key words:business processes, engineering, competitiveness, strategic position

Konovalova G.I. Optimization method for standards for working capital in the engineering enterprise.
Proposed optimization method for calculating normative working capital at an engineering company, based on a comprehensive quantitative assessment of the status of the planned production.
Key words: machine building enterprise, the norm of working capital optimization model, optimization method, the optimal procedure, information technology

Skantsev V.M., Kulagina N.A., Atamanova O.V., Dadykin V.S. Assessment of cluster syn-ergistic effects agglomeration under regional features
Analyzed main approaches to evaluating the effectiveness of creating a cluster agglomeration. A detailed, but are considered systemically important elements of synergies. The approach to assessing the efficiency of each enterprise - cluster member from the joint business in the whole of the function-conditioning cluster agglomeration.
Key words:cluster agglomeration, the region's economy, economic security, the synergetic effect of sky-effectiveness

Gorlenko O.A., Borbatc N.M., Miroshnikov V.V., Mozhayeva T.P.Improving the efficiency of the activities of the University through the implementation of the main provisions of ISO 9001 : 2015.
Examines conceptual and key provisions of the new draft ISO 9001 : 2015 and ways of increase of efficiency of activity of the University on the basis of their implementation in practice.
Key words:organization management, quality management, leadership, risk management, knowledge management, documented information

Miroshnikov V. V., MitroshenkovaE. A.System for monitoring the quality of studentlearning under the competency-based approach
The article deals with analysis methodology of competencies, process of development and analysis of the matrix model of the basic educational program, use of the analytic hierarchy process to determine the competencies. A method for determining the level of competency of students and an automated monitoring system are suggested
Key words:competency of students, competency-basedapproach in teaching, hierarchy analysis method, matrix model of the basic educational program, software system of monitoring, quality of learning

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