56 articles in this issue
M. M. Beliaiev,O. H. Duhanov,V. M. Lysniak
A method to predict people poisoning in a car moving through a toxic gas cloud has been developed. The method is based on a numerical model of the process. To describe the toxic gas cloud migration the 2D transfer model is used. A balance relationship is ... see more
O. O. Kolb
A vectorial principle of voltage inverter control has been offered on the basis of the unified spatial current/voltage vectors in the revolving system of coordinates for compensation of reactive power and stabilizing the voltage.
S. V. Komarov,V. E. Voskoboinikov,O. M. Zaitsev,V. F. Novikov
A flow diagram of a controlling device for the state of charge of storage battery is offered. The algorithms of functioning of comptroller and blocks are developed. Some methods of limitation of voltage increase on the accumulators are considered.
V. F. Novykov,S. V. Burilov,V. E. Voskoboinik,V. O. Dzenzerskyi
A research of the effect of coil length on the Fourier coefficients of decomposition of dependence of interlink?ge of the block of permanent magnets with the track structure coil on their mutual position is conducted. As a result of the research the depen... see more
O. I. Belarusians
The article substantiates introduction into the track structure of rectilinear tongues with various widths and the length of 8,300 mm instead of curved ones with the length of 6,515 mm with the aim of increasing the speed and safety of trains movement on ... see more
L. N. Bondarenko,S. V. Raksha
An analytical dependence to determine the ratio of rolling friction has been proposed, with account of generally accepted mechanical characteristics of materials and the geometrical parameters of wheel and. This allows specifying the starting time of the ... see more
V. P. Voitenko,Yu. I. Osenin
A calculation technique is suggested for the system of the rail track and a foreign body on its surface. The procedure allows calculating a decrease of the intra-rail acoustic signal amplitude affected by the presence of a foreign body on the rail surface... see more
K. B. Yershova,V. V. Petukhovskyi,S. V. Petukhovskyi,O. Ye. Kholin,B. O. Yudin
Questions concerning various methods of lining of a track are stated, the comparative analysis of results of work of systems of lining of a track (ALC, «Navigator», MS VNIIZHT-MATESS) is resulted, prospects of use of a method of calculation of spatial pos... see more
P. V. Kovtun,V. I. Matvetsov,O. O. Syrokvash
The article analyzes the main deficiency parameters of rails, used in Minsk Underground and provides comparison of these parameters for mainline tacks and underground conditions.
V. F. Sushkov,O. O. Matviienko,V. H. Manuilenko,P. I. Lotsman,V. M. Opara
Creation of a geodetic network in a permanent way of a railroad is possible with the use of method of traverse measurements. Efficiency of establishment of sectional control points for the track geometry control has been substantiated.
Yu. K. Frolovskyi
The article considers options of strengthening and protection from washing-outs of subgrades on the railroads of Russia and recommends an extensive use for the purpose of group technical solutions developed in the Moscow Transport Engineering Institute.
O. O. Bosov,O. V. Taran
A dimensionless mathematical model has been constructed for tractive performance description of diesel locomotives.
Z. M. Gasanov
The article proposes an algorithm of solving the task of synthesis of optimum dependence of the excitations distribution phase speed on the density of vehicles in a transport stream. The methods of the theory of optimal control are used for the purpose.
T. F. Mykhailova
The article proposes a method of approximated solution of a singular/excited task of optimal control of the intensive electrolysis process. The suboptimum control and the quality criterion, using asymptotics of the zero order, have been constructed and th... see more
P. Ye. Mykhalichenko,M. O. Kostin
The article describes results of experimental research of the coupling strength of rail rolling stock with a guaranteed tightness of the journal-box unit, the internal surface of whose internal rings of bearings was restored by electrolytic zinc-plating o... see more
O. V. Radkevych,S. O. Yakovliev,L. M. Bondarenko,O. O. Stepanenko
To determine the ratio of flange friction, the article proposes an experimental and analytical method, combining the analytical value for the rolling friction ratio and its experimental value obtained according to the law of oscillations damping in dry fr... see more
T. L. Ripol – Sarahosi,L. F. Ripol – Sarahosi
The article considers issues of raising the rolling stock operational safety with the use of main reservoirs by jalousie separators. A mathematical model has been provided of a gas flow in a round pipe as it applies to the pneumatic systems of locomotives... see more
S. H. Shantarenko
The rational organizations of the processes of technical services and repairs to a large extent provides for operational quality of traction rolling stock. The article introduces notions of functionals of readiness and technical use for estimation of time... see more
Ye. I. Volkov,D. Yu. Chashyn,R. O. Dotsenko
The goal of the work is improvement of methodological and methodical principles of development of the estimation and planning systems, which is modelled with the use of system approach methods, as an integral part of the organizational and economical prep... see more
P. H. Gorbulia,V. V. Kravets,O. N. Reva
The article presents one of possible directions of raising economic efficiency of the boiler-house in Dnipropetrosvk State Technical University of Railway Transport.
B. H. Klochko
Considered is the influence of such factors as technology of works production, organizational and technological schemes on the results: duration and cost of realization of construction projects. These factors are not adequately reflected in the existing t... see more
V. M. Kosiak
The article considers directions of development of structural forms of engineering provision of safety of railway bridges being designed and operated and reduction of their renewal costs after seismic impacts, resulting from natural causes or human ... see more
V. M. Kosiak,V. V. Kovalchuk
The article makes analysis of the state of deformation joints in autoroute bridges and their influence on the general condition of the facilities, gives historic summary of the development of deformation joint constructions, formulated basic requirements ... see more
O. V. Krasniuk,O. L. Kireiko,K. S. Kharchenko
The article represents results of the studies, which have allowed determining optimum components correlations polymeric mortars based on ?F-??-15 carbamide resin and ED-22 epoxy resin to obtain highly efficient materials for repair of transport facilities... see more
R. V. Lisnevskyi
The article determines basic factors and characteristic features in the project decision-making process in designing glass packages, which generate the task of its improvement. The basic way of its solution is considered, in the quality of which a system ... see more
N. I. Netesa
The article considers opportunities of local materials use for manufacture of hollow flooring plates and other pre-stressed modular elements by the method of continuous formation. One of the basic features of this technology is a necessity of use of rigid... see more
V. D. Petrenko,T. O. Selykhova,O. L. Tiutkin
The article presents practical recommendations on application of patch-test of finite element model of the stratified soil bases.
O. M. Pshinko,L. S. Savin,Yu. L. Savin,S. I. Fedorkin,O. P. Prykhodko
The work provides classification chemical destruction on the concrete, are features some approximate calculations of three-component composition (cement, sand and large-size filler), as well as outlines optimum amounts of environmentally safe additives.
A. Yu. Alekseeva
The article discusses the issues of allocation of profits, and the problem of poverty related thereto. It examines the problem of middle class and is complemented by the analysis of statistical data. Attention is paid to the role of state in the system of... see more
M. M. Andriienko
The article is devoted to the issues of intermodal transport services, introduction of a complex system of transport service with the use of logistic systems in the operating costs management.
Yu. S. Barash
Research results have been provided regarding renovation of passenger rolling stock on account of major restoration repairs. The optimal options of extension of the passenger cars life cycle and the venues of its implementation (depot or factory) have bee... see more
O. S. Bash
The article considers issues of formation of hired employees’ joint-stock property in the conditions of presentday market economy in Ukraine.
V. V. Bobyl,O. V. Khudenko
The article raises the issue of establishment of present-day social and class structure of the society. An economic characteristic of the existing classes is provided. It has been noted that this process is dialectically connected with the state corporate... see more
H. M. Bychkova,L. O. Sorokoletova,O. O. Kovtun
In present-day economic conditions the activities of each economic entity is in the centre of attention of a wide circle of participants of market relations (legal and physical and persons), interested in the result of its functioning. The basic tool for ... see more
Ye. V. Harashchuk
The article shows the usage of systems approach, provides the summarizing tree of aims of building the education system in Ukraine.
V. V. Hromova,O. M. Zadorozhnia,V. I. Romanko
The article examines the index of capital productivity and the efficiency of use of fixed assets of a railway. There have been used performances of a selected railway, and estimation has been made of the change of capital productivity resulting from... see more
H. M. Holovynova
In article considers topical issues of the quality of economic growth. In modern conditions the processes of economic development require passing from extensive levers of reforming economy and state regulation to intensive ones, which would stimulate priv... see more
O. H. Deineka,O. M. Cherevatenko
The article considers economic prerequisites of the normative basis for reforming the property relationships and the forms of economic activities on the railway transport. It describes the directions of ongoing reformation process of the railway transport... see more
I. O. Yelovyi
The article considers conceptual principles of formation of efficient transport & technological systems on the basis of tariff regulation. It enlists the principles for application of progressive delivery systems and the zones of their rational use.
V. O. Zadoia,L. O. Kucher
The necessity of reformation of structure of management by suburban passenger transportations is caused by the aggregate of reasons among which it should be noted, foremost - difficult financial situation, necessity of rise of labor productivity, strength... see more
O. V. Ilman,V. M. Ilman
For modelling economic systems, it has been proposed to use a model of formal structure systems, which has the property of formal system, algebra and structure (composition). An example of the modelling of a bookkeeping system has been considered.
O. O. Klochko
This article is devoted to methodology of regulation of macroeconomical processes on the labour market.
T. O. Kovalchuk
The article examines the features of formation of new quality of socio-economic relations in Ukraine at the present stage.
Yu. D. Kostin
The theoretic and methodological aspects of corporate ethics at power generation enterprises of Ukraine are described in the article. Defined are its subjects, contents, characteristic features and functions. The role of corporate ethics as a necessary in... see more
L. Kostiuchenko
The article presents the studies dealing with uses of logistic methods and models in the resource supply management of railway transport and enlists the principles of use of graphic method in determining the nomenclature groups.
N. B. Malakhova
The criterion of division of railway transport into two sectors is the peculiarities of the commodity markets, whereon the railway enterprises work. It has been proved that the forms of organization of these two markets for the society are profitable in d... see more
N. V. Myroshnyk,A. O. Miniaiev
The concept of «working capital» has been determined. It has been established that in conditions of market economy for efficient management a formation of normative base is necessary, which will permit to carry out the control of resource and financial fl... see more
L. A. Pozdnyakova,Ye. N. Zhuravleva
The article examines practicability of use of leasing operations on the railway transport in the conditions of market economy, singles out the problematic issues and economic advantages of leasing agreements, substantiates the expediency of use of leasing... see more
A. A. Pokotilov
Theoretical substantiation is provided to objective and subjective factors of creation of trans-Asian and Euro-Asian mainlines, as a pre-condition of establishing new quality of cultural and historical progress.
A. A. Pokotilov,V. V. Sytnyk
Ways of formation of the transport system have been provided its influence on the transformation of fuel & power generation complex of Ukraine in the conditions of establishment of modern market economy.
T. V. Polishko
The article is devoted to distribution of general operational costs, which is an important aspect of the expenditure analysis for managerial decision-making.
N. V. Radionova
The article considers the issues and main directions of improvement of the system of management of the state corporate rights in the present-day market conditions of Ukraine.
Ye. N. Sych,V. N. Kislyy
The article is devoted to research of the principles of constructing transport tariffs from the position of influence on the transported freight (the passengers) of transport conservative and external disturbing forces (not foreseen by the transportation ... see more
O. M. Sherepa
The article substantiates the calculus of the discount rate for increasing efficiency of Ukrzalizniza’s investment projects.
L. A. Shylo
The article deals with theoretical issues of property insurance. Attention is paid to the freight insurance as one of the kinds of property insurance and the problems, arising in modern Ukraine in the process of development of the insurance business.
Ye. A. Yurmanova
The history of development of railway transport workers’ cooperative societies in the first decades of the Soviet state construction is illustrated in this article. Pre-revolutionary independent railway transport workers cooperative societies grew into po... see more