40 articles in this issue
Ye. I. Artamonov
The paper is devoted to estimate of wear rates of working surfaces of the frictional wedges from cast iron ??25 according to the survey results at ordering them to depot repair. The insufficient wedge resistance to wear is demonstrated. To create a new de... see more
V. V. Artemchuk
The article deals with description of the results of experimental studies of strength of joints with guaranteed tightness for details restored with electrolytic layered coatings by means of programmed electrolysis. The comparative analysis of restored lay... see more
M. O. Babiak
In the model developed it is suggested in a generalized form the method of study of operation of the electric locomotive pantograph mechanism as mechanical system with pneumatic drive. The method has practically important features and can be realized on a... see more
S. M. Vasyliev
The mathematical model is developed for research of dynamic influences on the lengthy cargoes fixed with use of mobile fixing devices on basic cars, at various variants of impact of basic cars with other units of the rolling stock. Schedules of dependence... see more
V. L. Gorobets,D. O. Yagoda,P. O. Yagoda
In conditions of long-term operation the bearing structures of a rolling stock are subject to action of an environment.It causes their uniform corrosion and decrease in bearing ability of the structures. The article is devoted to a technique of the accoun... see more
V. O. Dzenzerskyi,V. Yu. Skosar,O. O. Buriak,D. V. Dzenzerskyi,M. V. Syrenko,V. M. Lisnychii,S. V. Burylov
A computerized manufacturing complex providing storage batteries formation and charging in flow line production is proposed. The complex enables use of up-to-date technologies in storage batteries formation and charging ensuring accelerated formation or c... see more
Ye. M. Kovtun,V. V. Malyi,O. M. Markova
Motion of a train composed of tank cars with various tank incomplete filling level is considered. The analysis of results obtained has shown that if there are tank cars with high incomplete filling in the train, the permissible speed of motion is reduced ... see more
M. L. Korotenko,N. Ya. Harkavi
The main mistakes of compliance with the clearance taking place during acceptance of the rolling stock manufactured in Europe for operation in the CIS and Baltic countries are listed.
V. V. Kravets,T. V. Kravets,O. V. Kharchenko
A computation algorithm for inertia matrix of wheel pair taking into account the manufacturing inaccuracies is suggested. It is based on quaternion matrices, which take into consideration the skew of symmetry axes and the shift of substructures within per... see more
O. Ya. Kulichenko
In the article the relationships are determined between elastic-and-strained state of material, change of form and hardening of surface layer in the process of machining of metallic surface by instrument with flexible working elements. The results of test... see more
K. M. Liapshyn,I. I. Vuchetych,O. V. Klokov,P. Ya. Baltskaps
The description of the developed method of vibration tests with the subsequent data processing is given.
L. S. Novohrudskyi,M. Ya. Opravkhata,L. V. Zaitseva
In the paper the results of studies of mechanical properties of rail steel after its long-term operation are presented. The values of steel mechanical properties in transverse and longitudinal direction relative to rolling are given. It is demonstrated th... see more
A. M. Orlova
In the article a generalized method of analysis of dynamic behavior, choice of parameters and designs of freight wagon bogies based upon the hierarchy of mathematical models, which describe the vehicle motion with different degree of sophistication, is su... see more
A. M. Orlova,V. S. Lisnychii,Ye. I. Artamonov
In the article the results of mathematical simulation of flange wear of freight wagon wheel in dependence on the bogie conditions (wear-resistant wheel profile, difference of bases on both sides, wear of wedge, difference of diameters of wheels) as well a... see more
A. M. Orlova,V. S. Lesnychii,B. V. Kharytonov
In the paper the comparison of bogies of model 18-100 with variants of their modernization according to projects ?1698 and ?03.04 on cost, expenses for depot and running detached repairs is performed. The results are compared on values of the net discount... see more
V. O. Pevzner
In the paper a system of rail track diagnostics at modern stage is described.
?. O. Rudakova,A. M. Orlova
The paper is devoted to the study of dynamic qualities of combined tractive connection of two18 mplatform wagons with installing the removable equipment for transportation of three 40-foot containers developed by the JSC «NVTs «Vagony» according to order ... see more
V. I. Senko,Ye. P. Hurskyi
Performing the increasing amount of transportations under guaranteed safety of the train traffic is the most important priority for Belorussian railway. To do so, it is necessary to provide the transportation process with a modern, reliable rolling stock.... see more
J. Bartak,M. Schwerdtfeger,S. Pometko
Located in the heart of theGrenoblescientific and technological polygon, CORYS T.E.S.S. specialises in the design and production of simulators for training and studies in the energy and transport sectors. CORYS T.E.S.S. also offers training and study serv... see more
I. Ye. Levytskyi,R. H. Korobova
The analysis of tendencies of development of railway junctions is performed. The method of optimization of distributing the sorting work between sorting and freight stations with the domestic cars in the railway junctions is presented.
S. V. Myamlin,D. M. Kozachenko,N. Y. Harkavi
The basic factors, which affect on safety indices of wagon’s motion on sorting humps, and the interaction between freight wagon wheel and brake retarder are described. The normative indices of wheel stability and the dangerous modes of wagon’s motion on h... see more
P. O. Loza
In this article the expediency of delta connection of transformer windings in the static devices of test desk for locomotive traction engine is demonstrated.
T. M. Mishchenko
The numerical estimation of the electric energy quality parameters of voltage on a current collector of the DC electric rolling stock is executed.
I. O. Bondarenko
It is offered to bring in a criterion on an estimation of deformation capability of a railway track. The offers on itsvalues are given
I. P. Korzhenevych,T. Gh. Todua,B. I. Toropov
Influence of the rolling stock parameters on the maximally permissible train traffic speeds according to the conditions of emergency braking on mountain pass sections is under consideration.
M. M. Biliaiev,I. V. Kalashnikov
A numerical model to calculate the process of soil protection from pollution with the use of neutralizator has been proposed. The model is based on the equations of admixture transfer. The results of numerical and physical experiments are presented.
Yu. V. Zelenko
To develop further recommendations on the use of phytoremediation process for final cleaning of soils from light fractions of petroleum products the residual phytotoxicity of soils contaminated with petrol fractions has been studied.
V. M. Lysnyak
A computer model to calculate the neutralization of ??N cloud is proposed. The model is based on the numerical integration of the 3-D gradient transport model. The results of numerical experiment are presented.
D. O. Bannikov
In the paper the special solution for distribution of granular material pressure on capacity structure walls is presented. The type of capacities the most wide-spread in the design practice, called two-staged one, is considered. The solution was obtained ... see more
B. H. Klochko,Ye. V. Anufrieva
The article is devoted to the research results for obtaining cast transportable fine concrete mixes with synchronous decreasing a water-cement ratio designed for hydraulic engineering. The results of experiments on determination of rheological characteris... see more
N. A. Nikiforova
In the article the mechanism of metal corrosion and the influence of complex polyfunctional modifiers on corrosion resistance of steel framework in the concrete is examined.
O. M. Pshinko,M. I. Netesa,A. V. Krasniuk
The issues of providing the quality of construction of railway transport objects, organization of works on putting them into operation are presented.
O. S. Raspopov
The methods based on the theory of graphs and automatic machines are applied to research of longitudinal and rotational vibrations of rod constructions with tree or ring structure. High efficiency of the topological analysis of the graphs representing suc... see more
V. O. Andryushchenko,V. Vl. Skalozub
The method of structural transformation of graphs of stochastic networks is developed, which extends an application sphere of GERT-models for the analysis of casual economic and technological processes.
V. V. Voloshchuk
A method of solution of indefinite equations in integer positive numbers has been developed. The method has been applied to proof of the P. Fermat’s theorem.
I. O. Vakulenko,M. M. Gryshchenko
The destruction occurrence in a railroad wheel is caused by formation of the high local stresses produced by the inhomogeneous plastic deformation when the cyclic temperature change takes place during and after braking using brake shoes.
M. ?. Gryshchenko
In the article the research results related to an origin of defects – crumbling out of metal on the tread contact surfaceof railway wheels – are presented.
I. M. Spiridonova,M. Yu. Filonenko,S. B. Piliaieva
In the article the influence of preliminary cold deformation on the process of diffusion of carbon and boron in the boron-containing alloy on the basis of iron was explored. The preliminary cold plastic deformation of boroncontaining alloy decreases boron... see more
I. M. Vyshniakova
The methods of estimation of efficiency of investment projects are considered in the paper. The criterion of choice of optimum project is offered. The tasks of distribution of investments between railways are considered.
V. Ye. Vlasiuk
The article is devoted to theoretical-methodical problems of the study of factors of influencing the inflation processes on the economic development of society. The author has analyzed the state counter-measures to neutralize the negative effects of infla... see more