Founder is the federal State budgetary
Educational Institution Higher Professional
Education "Bryansk State Technical University"
Doctor of Technical Sciences, Professor Fedonin O. N.
Candidate of Technical Sciences, Docent
Candidate of Technical Sciences, Docent
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)
by Federal Service for Supervision of Legislation
in Mass Media and the protection of cultural heritage
PI ¹ FS77-21709 August 17, 2005
Address editorial office:
7, Bulvar 50-letiya Oktyabrya,
Bryansk, 241035, Russian Federation
tel. (4832) 58-82-77
e - mail: firstname.lastname@example.org
The subscription index of catalogue
“Russia press” - 18945 semi-annual,
15621 – annual.
It is issued in February 2004.
4 numbers a year
Bishutin S.G., Piljaev A.S. Features of formation of working surfaces extended directing at the finishing combined antifrictional processing. Results of researches of process of formation of wearproof surfaces directing are resulted at the combined antifrictional processing including three stages: preliminary abrasive processing for preparation of a surface for drawing an antifric-tional material; processing of a surface by an antifrictional material; structurization and hardening of a superficial layer by plastic deformation of the processed site of a surface.
Key words: wear resistance of a surface, formation of wearproof coverings, finishing antifric-tional abrasive processing.
Visockiy A.M., Kobishanov V.V., Antipin D.Ya. Substantiation of the method of modeling of two-layer cladding of the side walls of the bodies of passenger cars when analyzing their loading.
The technique of evaluation of the stress-strain state and fatigue life of welded supporting body structure of passenger cars on the basis of simplified plate-rod finite element models.
Key words: passenger car, the body, the two-layer cladding, a finite element model, the stress-strain state, fatigue life.
Zernin M.V., Mishin A.V., Rybkin N.N. Method of journal bearing surface defects' limit size calculation by criterion of their influence on hydrodynamic characteristics. Method of operational surface defects’ limit size modeling in lubricating liquid flow problem was devel-oped. Defect types influencing on hydrodynamic characteristics are described. Dense finite ele-ments grid generation and method of nominal surface deviation definition are stated. Some hy-drodynamic calculation results of journal bearing with different defect types are presented.
Key words: journal bearing, surface defects, criterion of failure, hydrodynamic characteristic, finite element method, defect model.
Lagerev A.V., Milto A.A., Lagerev I.A. Universal technique for analysing hydraulic articu-lating crane dynamics. The algorithms for forward, inverse and hybrid dynamics of hydraulic articulating crane are described. The methods for applying typical external forces are demon-strated. The dynamic analysis of articulated arm of ACT-4-A welding machine is performed.
Key words: articulating crane, dynamics, ACT-4-A, forward dynamics, inverse dynamics, hy-brid dynamics.
Obozov A.A., Tarichko V.I. Experimental investigations working process engine in order to obtain diagnostic information. The results of development and the creation of an experimental stand in the laboratory combustion engines Bryansk State Technical University for developing a fundamentally new system of technical diagnosis based on the applied aspects of the statistical pattern recognition. With the use of modern electronic measuring tools and automated data collection and processing done indexing engine at various operating conditions using a technique simulating a failure. The resulting statistical amount of diagnostic information for classes servi-ceable boundary, faulty technical states combustion engine.
Key words: petrol engine, the technical condition of the classes, the simulation engine failure, the test method for diagnosis, working process ICE.
Reutov A.A. Calculation of the efforts of the mechanism for extention telescopic boom. The equations for calculation of forces of hydraulic cylinder and ropes for extension and retraction sections of telescopic boom are received. It is shown that maximal values of forces of hydraulic cylinder and ropes for extension and retraction sections should be calculated from the condition for retention of the boom sections under maximum permitted load. Pre-tension of the retracting rope should provide its tension at the maximum angle of inclination of the boom.
Key words: telescopic boom, hydraulic cylinder, extension gear, the principle of virtual dis-placements, calculation of forces.
Tikhomirov V.P., Safonov A.L., Gorlenko O.A. Calculation of wear of electric connectors contacts. In article there are analysis of the nature of friction and wear and necessary for practi-cal use calculation depending for the definition of pressures in the contact pair and the value of wear. They bind the external characteristics of the processes and properties of the contacting sur-faces. Recommendations are given for the calculation of contact pairs of electrical connectors for wear.
Key words: contact pair, friction, wear process, calculation of linear wear.
Fedonin O.N, Petreshin D.I., Khandozhko V.A., Ageenko A.V. Accounting errors of con-trol in the balance accuracy CNC lathes. The dependency of error contour path of the executive as the geometric inaccuracies CNC lathe, and the parameters of its control system.
Key words: CNC lathe, contour error trajectory, error management system, the balance of the machine accuracy.
Fedonin O.N., Khandozhko V.A., Lakalina N.Y. Increase of efficiency of processing taps exact threads of large diameter. We analyzed the existing methods of processing fine threads of large diameter, revealed the shortcomings of these methods. To address these shortcomings, there was a need for new advanced tools for processing the internal thread. A number of studies, the result of which was the development, manufacture and implementation of special single-tapping screw flutes for cutting accurate threads in deep holes.
Key words: cutting tools, machining holes, tap, tapping, accuracy, surface roughness, increased processing efficiency.
Fedonin O.N., Khandozhko V.A., Averkina N.E. Development of technology of diamond cutting of purveyances of leukosapphire. This article considers questions of machining prepa-rations of leukosapphire, and also editings of diamond disk circles on a metal sheaf. The devel-oped technology of treatment of leukosapphire is presented in the article, the analysis of prob-lems, arising up at treatment and solutions of possible problems are offered is executed.
Key words: leukosapphire, diamond-abrasive treatment, diamond disk circle, electroerosive ed-iting.
Tsukanova E.S., Keglin B.G. Dynamic finite element. The finite element with base functions, which represent exact dynamic shapes of structural elements, is suggested for solutions of dy-namic problems. In particular, comparison of solutions for dynamic and classic finite elements is presented for free vibrations of frameworks.
Key words: finite element method; dynamic finite element; stiffness matrix; mass matrix; bar; tension; bending.
AverchenkovV.I., BespalovV.A., KobischanovV.V., KeglinB.G., BoldyrevA.P. Mathemati-cal modeling of the parametric design of hydraulic components. The problems of the para-metric design of technical elements hydraulic transport machinesare described. The article de-scribesdevelopedsoftware modulesfor automatingproceduresparametric designof hydraulic cyl-inders.
Key words: mathematical modeling, parametricdesign, thehydraulic driveof transportmachin-ery,hydraulic cylinder, CAD.
Averchenkov A.V., Kozak L.Y., Kobishanov V.V. Mathematical modeling of production facility of high dimension of the factorspase in conditions passive experiment. This article de-scribes the sequence of reduction of baseline for the process to a form suitable for the construc-tion of a mathematical model to predict and the basis for the development of automated quality control.
Key words: passive experiment, two-dimensional distribution, mathematical model, blunders, modeling process.
Averchenkov V.I., Ritov M.J., Golembiovskaya O.M., Kobishanov V.V., Keglin B.G., Boldyrev A.P. Development of the automated system of definition of category and choice of means of protection of information systems of personal information. In this article authors cover a problem of definition of category of personal information, and also a choice of means of protection of information systems of personal information, on the basis of creation of model of threats and the revealed class of information system of personal information.
Key words: the personal information, the automated system, model of threats, the theory of sets, complex system of personal information.
Gulakov V.K., Trubakov E.O., Boldyrev A.P., Keglin B.G. Modelling of spatial-temporal structures of data: achievements and problems. The general principles of spatial-temporal data structure for indexing motion of the mobile objects. Describes the distinctive features of different data structures, achievements and problems in their application. The recommendations for the further development of these structures.
Keywords: Spatio-temporal data structures, indexes, systems monitoring, mobile objects, access methods.
Konovalova G.I. Integrated information environment industrial company: model structure, composition. An approach to the construction of integrated information environment in the information system of industrial enterprise. Integrated information environment is a collection of databases providing information cooperation of all employees. The practical value of the ap-proach lies in the methodological sense to build an automated system of industrial enterprise.
Key words: model, structure, information environment, the database, the data object.
Miroshnikov V.V., Eshin S.V. Improvement in the method of fmea analysis of discrepancies in technical and socio-economic systems. Proposed improvement of the FMEA method based on the use of conditional probabilities and utility theory. The example of calculation of the priority number of risk for the detection and elimination of defects of electric connectors. Pro-posed model templates corrective actions aimed at eliminating the causes of discrepancies.
Key words: FMEA, discrepancy, the quality of the system, the probability of the utility function, the priority number of risk.
Miroshnikov V. V. The model and the algorithm for the formation of several universities educational complex. The system methodical approach to the formation of several higher edu-cation institutions educational complex based on the organizational management theory of scien-tific and educational projects applications basics is described in the article. Structural, functional and mathematical models and the educational complex creating algorithm are proposed.
Key words: educational complex, educational institution, model, algorithm, project, computer software, criteria, optimization, analysis, data base.
Nagorkin M. N., Fyodorov V. P., Morgalenko T. A., Totay A. V. Forecasting and diagnos-tics of technological and tribotechnological systems on the basis of information theory. Theoretical questions are considered and the methodology of the solution of a problem of fore-casting and diagnostics of difficult technological and tribotechnological systems on the basis of information theory are offered.
Key words: technological systems, tribotechnological systems, information theory, information entropy, forecasting, diagnostics, quality parameters, probability, working capacity, machine ex-periment.
Ritov M.J., Leksikov E.V. Formalization of methods for analysis of information security risks. Information and information resources play a major role in all aspects of the existence of the state, society and human life, creating an information environment in which the issues of ef-fective management of information security (IS) to the fore. Effective management of infor-mation security is not possible without the risk analysis.
Key words: risk management, information security, process automation.
Fedayaeva G.A., Êîáèùàíîâ V.V., Matyushkov S.Y., Tarasov A.N. Modeling of control system of traction and braking mainline freight locomotives in software systems Matlab and «Universal mechanism». Methodology and presents the results of the control system simulation traction and braking mainline freight locomotive taking into account the processes in the electrical and mechanical subsystems based on the combination of software complexes of the Matlab/Simulink and Universal mechanism with the use of the interface CoSimulation.
Key words: simulation of dynamics, Electromechanical systems, software packages, mainline freight locomotive, control of traction and braking, Matlab, UM.
Sheleg V.K., Dovgalev A.M., Zholobov A.A., Levanovich N.A. Mathematical modeling of the process of combined treatment of parts by magnetic-and-dynamic rolling and rotating magnetic field. The work uncovers the essence of the process of combined treatment of parts by magnetic-and-dynamic rolling and rotating magnetic field. The article presents a design of a combination tool which contains deforming balls that are placed loose in an annular space, a magnetic system to impart the labour movement to the deforming balls and a device for magnet-izing the surface of the ferromagnetic part. Modeling of the combined reinforcing treatment pro-cess has been carried out. The system of differential equations which describes kinematics of movement of the deforming ball has been obtained. Initial and final conditions for numerical in-tegration and estimation of kinematic features of the deforming ball at various modes of reinforc-ing treatment have been specified.
Key words: combined reinforcing treatment, magnetic-and-dynamic rolling, a rotating magnetic field, a combination tool, magnetic system.
Gorlenko O. A., Vavilin Ia. A. Safety management system of machine building enterprises. Work is directed on creation of the system of management of safety of products of the machine building enterprise. The register of processes of system is offered. One of which is the translation of the requirements of technical regulation in product characteristics (using QFD - methodology).
Key words: quality, safety, system, technical regulations, mechanical engineering, QFD.
Evenko V.V., Sereda M. M.,. Spasennikov V.V. The inventive activity in innovation: a comparative analysis of the dynamics of patenting in the conditions of socio-economic changes. Based on the data of patent statistics, a model of the dependence of the level of patent activity of the countries from different indicators, characterizing development of science and technology and the state of the economy countries. This model allows to estimate the propensity of enterprises in various countries to undertake independent research and development. Modeling is based on the binary choice model.
Key words: patent activity, the dynamics of patenting, binary choice model, research and devel-opment.
Tatarintseva I.V., Tolstosheev A.K., Tatarintsev V.A. Forecasting of the market of science-intensive products. The article deals with conditions and peculiarities of modeling market of science intensive products. Based on the model of the switching mode of reproduction and appa-ratus differential equations done prediction of the market of science intensive products. The re-sults of the research are the basis for the development of strategy and management system pro-motion of science intensive products on the market.
Key words: science-intensive products, market, economic agent, the basic model of competition, adaptive management system.
Boyko E.S., Boyko N.E. Functional perfection of man in the conditions of natural-artificial control by motive activity (for example, sports exercises). The developed system of natural-artificial regulation of movements, providing athletes intensification of force interaction with external forces due to the activation of the muscles controlled by electrical signals.
Key words: motive activity, electrical stimulation, productivity, biomechanical characteristics of movements, natural and artificial regulation, functional improvement.
Rudakov I.A. Free oscillations of a beam with fixed ends. Are the conditions for the existence of nontrivial periodic on time solutions for a quasilinear equation of transverse vibrations of a beam with fixed ends in the case, when the nonlinear term satisfies the condition íåðåçîíàíñíî-ñòè at infinity.
Key words: oscillation beams, periodic solutions, variational method, critical points, the saddle-point method.