56 articles in this issue
Ye. P. Blokhin,M. L. Korotenko,Y. V. Klymenko
A graphical representation of the Nadal’s criterion is proposed in the paper.
V. L. Horobets,O. M. Bondarev,V. M. Skoblenko
In the paper the methods of estimation of the accrued operating times perceived by the rolling stock supporting structures during their operation are considered; the concrete examples of their use are presented.
H. S. Ihnatov,V. R. Raspopin,S. D. Sychev,S. V. Shmakov,P. A. Khozia,?. ?. Sulim,A. A. Melnyk
In the work the experimental determination of the hydrogen concentration in accumulator boxes of the coach in a charging mode of nickel-cadmium batteries in operating conditions (stop and operation) is presented. The comparison of the obtained characteris... see more
I. I. Luchko,Ye. H. Ivanyk,V. M. Semerak
Temperature fields of components in relative sliding motion of the wheel-rail system can be analysed on the quasistationary approach
A. N. Soberzhanskiy,L. V. Tsyganskaya
The increase of volume and load-carrying capacity of tank cars is an urgent task for improving the efficiency of transportation of liquid bulk cargoes. Variants of the constructive and technical approaches, which allow increasing the specified indices, ar... see more
V. V. Artemchuk
In the article the issues of forming amorphous coatings in the conditions of gas thermal spraying of coating are considered. On the basis of theoretical analysis the technological factors, determining possibility of obtaining the amorphous coatings at det... see more
O. O. Bardas
Here was made a research of the dependence of the order of trains processing on the switching stations and trainstream parameters: quantity of cuts and quantity of groups in trains, forming on the switching stations.
P. V. Bekh
For realization of considerable potential of synergetic approach in a logistic system the compromises among subjects providing harmonization of their contradictory economic interests are used.
E. A. Bondar
It is shown that at present an acceptable way of reducing the concentration of harmful substances in the surface layer of the atmosphere at rheostat tests of locomotives is their dispersion in a large volume of air. Channels, installed above an exhaust pi... see more
O. M. Horobchenko
The concept of a nonstandard situation aimed at determining the probability of transport events is introduced; the architecture of factors influencing on the occurrence of a contingency situation is defined; an idealized model of a nonstandard situation i... see more
V. A. Dzenzerskyi,S. V. Burylov,V. Yu. Skosar,E. L. Viduta
The inspection method of intercell connections and pole terminals of lead-acid storage batteries is upgraded. The method allows reducing losses from rejects, increasing reliability of check of intercell connections and pole terminals, improving the qualit... see more
S. I. Muzykina,H. I. Peresta,I. L. Zhuravel,V. V. Zhuravel
In the article the urgency of rational distribution at the terminal of sorting work with the local cars on selectingthem by the destinations of freight fronts of marine trade port is conditioned. The results of analysis of the basicoperation indices of th... see more
A. M. Pasichnyk,S. S. Kravchuk,V. V. Kutyrev
On the basis of research of statistic indices of custom-house, the population and geographic location of cities of Donetsk region, the method of calculation of optimum placing of the specialized transport-logistical centre of foodstuff is offered.
A. M. Afanasov
The analysis of power indices of process of compensation of magnetic and mechanical losses in the charts of mutual loading of hauling electric motors with the use of electric power source is resulted.
M. H. Visin,B. T. Vlasenko,D. H. Bilyi
The article examines transitional processes in the power circuit of tractive motors and their influence on the work of stepped automatic starting of electric trains ER9T and EPL9T. The recommendations for increasing the reliability of operation of multipl... see more
A. M. Mukha
The results of determination of power loss level in magnetic conductor of high frequency three-phase traction transformer are presented in the article.
Yu. B. Napara,S. O. Plitchenko
The results of a comparative analysis of formulas for calculating the mechanical characteristics of asynchronous traction motors are presented, as well as a new method of determining the absolute slip for the required moment is proposed.
I. P. Korzhenevych
The features of determination of the permissible speeds in curves without easement curves are considered.
M. B. Kurhan,M. A. Zaiats
The influence of increase of trains traffic speed on the expenses for maintenance and repair of the superstructure is considered.
M. B. Kurhan,N. P. Khmelevska
The influence of parameters of curves on the value of centrifugal forces causing the rail track wear is considered.
K. ?. Moiseienko
The results of verification strength test in site of the switch type R65 mark 1/11 of the design Dn 355 are presented.
V. V. Rybkin,O. M. Bal,I. O. Bondarenko
The technique of an estimation of operational reliability of switches and their elements is offered.
V. V. Rybkin,K. L. Kalenik
The results of operational research of lateral direction of switches of type P65 mark 1/11-1/9 on reinforced concrete bars on the track gauge and the direction in plan are presented in the article. The characteristic parts of the lateral direction in term... see more
V. I. Petrenko,V. D. Petrenko,H. K. Savinkov
In the article the basic provisions of technology reliability of soils stabilization during exploitation of the Kiev underground railway running tunnels are considered.
V. D. Petrenko,V. T. Huzchenko,O. L. Tiutkin,A. M. M. Alkhdur
In the article the results of comparative analysis of variants of strengthening the ground bed by the smalldeformable layer are presented.
O. M. Pshinko,A. V. Krasniuk,B. H. Klochko,O. V. Hromova,V. V. Palii
In the article one of directions of creation of a repair material with the set technological and operational properties by means of modifying additives of the directed or multifunctional action is considered. The review of modern synthetic additives for m... see more
O. M. Pshinko,A. V. Krasniuk,S. A. Bychkov
In the article the detailed analysis of advanced production technologies and modification methods of light concretes on inorganic astringents and fillers is presented. The basic ways of optimization and improvement of production technologies of the light ... see more
M. I. Netesa,D. V. Palanchuk
The research results of influence of compositions of concretes on tensile strength at compression, in which the slag from the Steel Plant named after ?etrovskiy was used as a basic component and the ash from the Prydniprovs’ka Heat Power Station as filler... see more
A. V. Radkevych,Yu. M. Horbatiuk,Y. M. Yevin,S. O. Yakovliev
The modern approaches to the solution of problem of expedience of introducing the complex production of mesh structures on the base of structural subdivisions of the Government Special Service of Transport are examined.
O. S. Raspopov,V. Ye. Artomov,S. P. Rusu
The mathematical model of taking the account of eccentricity of a railway track on the span of railway bridges is proposed. The significant effects of the railway track eccentricity on the character of railway spans vibrations at different speeds of movin... see more
M. M. Biliaiev,P. B. Mashykhina
The 2D numerical model to simulate the pollutant dispersion over complex terrain was proposed. The results of numerical experiment are presented.
Yu. V. Zelenko,A. L. Leshchynska,S. V. Boichenko
The basic aspects of forming of ecological risks in the conditions of ecologization of transport processes are considered. The methods of probabilities estimation and management principles of ecological risks on a railway transport are offered.
O. M. Pshinko,L. V. Amelina,M. M. Bilyaev
The 2D numerical model was developed and used to simulate river pollution after accident on the ammonia pipe over Dnipro River. The model is based on the numerical integration of the K-gradient transport model and potential flow. The results of numerical ... see more
I. O. Romantsev,V. I. Havryliuk
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N. P. Bozhko,O. O. Mazurenko
The solution for a problem of determination of reducing the idle time wagon-hours for wagons in marshalling tracks, using the possible variants of work technology with the double-block train at a station of exchange groups, is proposed. The formulas for d... see more
Z. M. Hasanov
The algorithm of modeling the significantly nonlinear processes – «black boxes» – is offered. It uses functional series. The algorithm is described on the example of modeling of complex oscillations, which occur in acoustic flaw detection.
I. O. Vakulenko
The influence of parameters of degree of plastic deformation for 30…80 % and subsequent temper on the structure and yielding stress in the microyield region of preimproved carbon steels has been studied. The classification of dispersed phase of ferrite in... see more
N. Yu. Filonenko,S. B. Piliaeva,S. I. Kulikov
This work is devoted to the study of influence of cold prestrain with degree of deformation within the range 0…40 % on diffusion saturation with boron and carbon for low-carbon and boron steels. It is determined that the plastic prestrain with degree of d... see more
I. M. Aksenov,A. V. Litkovska
The modern economic problems of passenger terminals of railway branch are shown. The ways of strengthening the financial stability of large passenger terminals and the passenger complex are offered.
E. I. Balaka,O. V. Sementsova
The advisability of construction of economic system model of Ukrainian suburban passenger railway transport is grounded. The conceptual approach to its construction in present conditions is proposed. The components of this system are separated. The defini... see more
N. A. Ghayduk,O. M. Pshinko
This article is devoted to the basic sources of investments aimed at the renovation of stock of passenger coaches. Thus the rolling stock that is to be bought must meet the plans of strategic development of «Ukrzaliznytsia» (Ukrainian Railways), their fin... see more
O. Daineka,A. Rebrova
In this article the economic constituents of positioning the railway transport at the market of transportations are defined
V. A. Zova
In the article the priority directions of informatization of public life for creation of optimum terms, satisfaction of information needs and realization of rights for citizens, local organs of executive power and local selfgovernment, public organization... see more
O. H. Kirdina
The theoretical and methodical basics of investment-and-innovation development of railway transport are worked out: the essence of «investment-and-innovation development» concept is defined, and its objectives and implementation stages are established.
L. Kurachenko
In the article the influence of major factors on saving the fuel and energy resources in locomotive and motor wagon rolling stock is considered, the analysis of influence of the given factors during the last years is carried out, the basic directions of e... see more
O. V. Kuchkova
In this article the essence of the railway transport sector of economy is examined. The dynamics of volumes of railway freight transportations in Ukraine is analysed.
L. V. Martseniuk,O. M. Pshinko
The article describes the optimal criterion for different variants of management of freight car stocks. The authors came to the conclusion that in order to achieve the biggest profit the variant of reformation with getting the greatest net discount income... see more
Yu. V. Miroshnychenko
In the article the alternative organizationally legal structure of management by suburban passenger transportations in the conditions of reformation of railway transport are offered. Namely, the creation of the Municipal transport enterprise in suburban p... see more
M. I. Mischenko
The problems of account of factors, which influence on the wear of objects of the track infrastructure with the purpose of the optimum planning of expenses on reproduction measures and the development of expense method of forming of tariff for access to t... see more
T. V. Polishko,A. V. Shulha,R. B. Lotysh
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Yu. S. Barash,O. M. Pshinko,I. N. Lomtieva
In the article the methods of analysis and estimation of expenses at railway transport enterprises aimed at management of the enterprise cash flows and all possible ways of grouping and cost sharing on the railway transport in the conditions of its reform... see more
V. I. Romanko,O. V. Romanko,V. M. Stepanenko
In the article the analysis of signaling and communication facilities of Ukrainian railway transport is presented;the labour productivity and its change due to the influence of different factors are considered.
O. M. Synikova
In the article the basic factors, which characterize a special role of innovation activity for the effective functioning of railway industry, are considered. The necessity of innovation development of the railway transport in Ukraine is proven.
N. P. Snachov,I. O. Liashenko
This article is devoted to consideration of the basic directions of financing of «Ukrzaliznytsia» (Ukrainian Railways), the problem of investment in the conditions of crisis and the importance of foreign investments into the development of railway transpo... see more
N. P. Snachov,T. V. Polishko,M. F. Striukovatska
This article is dealt with the main causes of reducing the railway transport profitability. The possible ways for solving the given problem are proposed. It should be noted that the realization of the above-mentioned ways could improve the operation indic... see more
N. H. Shpankovska,Yu. T. Trush,A. V. Trush
The modern theoretical approaches to definition of essence of social activity of enterprises are analyzed. The directions of development of social activity of commercial banks are determined. The expedience of formulation of mission of commercial banks an... see more