57 articles in this issue
V. D. Petrenko
The article is devoted to the memory of prominent scientist in the field of soil mechanics and construction of foundations Prof. Mikhail Naumovich Goldstein, who had created the worldwide-known geotechnical school.
H. A. Azhermachev,S. H. Azhermachev,V. V. Moloshnyj
A possibility of fixing the steel columns of frameworks to the foundations without anchor bolts is demonstrated. The estimation of work of elements of fixing unit is given.
F. V. Babich,V. L. Sedin,V. H. Shapoval
The solution for the forecast of incline of the rectangular base on the linear elastic isotropic water-saturated basement under the settlement scheme of a soil layer of a final thickness is shown. It is proved that rate of process of filtration consolidat... see more
O. V. Bandurina
In the article the research of sinking of stamp under the dynamic loading by procedure with the use of finiteelement method is conducted.
A. H. Vahonova,T. A. Jerokhondyna,O. O. Shashenko
We propose an economic-and-mathematical model of opening and preparation of mine field based on the graph theory. The model is optimized by the factor of minimum amounts of conducting the preparation underground works.
Yu. L. Vynnykov,M. O. Kharchenko
The statistic analysis of variability values of mechanical characteristics of compacted soils is done. Also the laws of their distribution are determined. As a result, it is determined that for the deformation modulus, unit cohesion and internal friction ... see more
V. F. Hrechko,O. V. Hrechko
The creation of the cascade of hydroelectric power stations in Dnepr-river channel was accompanied by creation of artificial water basins. Change of hydro-geological conditions has resulted in flooding of adjoining territories and necessity of maintenance... see more
A. O. Hurzhij
The research results of influence of the deformation of tailing-dump dams on the sludge lines are considered. In designing the routes of sludge lines, it is offered to calculate the base deformations under the sludge line to substantiate the anti-destruct... see more
E. B. Druzhko,V. F. Ogloblin,V. V. Samoylov
The article is dealt with the issues of efficiency and constructive solutions to nodes and elements of the lining objects of tunnel type in complicated geological conditions. A construction of the lining from the universal yielding blocks of uniform size ... see more
M. L. Zocenko,O. I. Nalyvajko,I. I. Lartseva,O. M. Panko
The study of watertightness of the soil cement by speed-up method for air permeability determination by means of the ??-2 device («?gam?» type) is presented in this article. The coefficient of softening is also determined.
M. L. Zocenko,D. O. Trocenko,V. A. Titarenko
The results of complex experimental investigations of influence of the electrochemical stabilization of loessial soils on the bearing capacity of anchors are presented.
L. L. Kaufman,B. A. Lysikov,K. I. Zapolova,I. Zh. Syrachov
The article gives examples of underground construction of hydropower station inNepaland sewer tunnel in the USA. These projects pay attention to influence of geotechnical risks and their consequences.
V. I. Leshchenko,L. H. Politikova,M. S. Khorolskyi
The works on creation of effective rubber sealants for hermetic sealing of joints of underground structures from modular ferroconcrete and pig-iron, including tunnel elements for the underground, are carried out.
S. S. Nasonova
The class of mathematical modeling tasks of building constructions reliability, wherein the model of the «weakest link» can be used, is determined. The method of using this model is examined on the example of formation of reliability indices of steel rese... see more
M. I. Nikitenko,V. A. Sernov,I. L. Boyko,N. V. Chernoshei
The experience of design and erecting of underground and transport structures, fencing deep excavations in cramped urban conditions on the examples of various projects in the Republic of Belarusis presented in the paper.
N. A. Nikiforova,A. F. Maslyaev
In the article the aspects of mutual influence of the resilience and cohesion characteristics of the concrete mortar ingredients on its physical and mechanical properties are considered.
Ya. M. Pasternak,H. T. Sulim,I. I. Luchko
In this paper the model of thin reinforcement that takes into account its tension, shear and bending is developed. The model developed is introduced into the integral equation method for study of stress concentration in the wall of partially reinforced tu... see more
V. H. Pastushkov,H. P. Pastushkov
In the article some features of designing and construction, experimental-and-theoretical researches of structures of the multifunctional underground complex (public shopping center with parking on theIndependencesq. in Minsk) are considered.
V. I. Petrenko
In the article the results of wide introduction of new technologies and technique in construction of difficult objects by the Kievmetrostroy are presented.
V. D. Petrenko,V. T. Huzchenko,A. M. M. Alkhdour
In the article the results of influence of deformation descriptions of strengthening layer on the tensed-anddeformed state of railway embankment are presented. The comparative FEM analysis has allowed finding out that such type of strengthening has no pos... see more
V. P. Pustovoytenko,O. R. Havrish
The problem of forecasting the trends of urbanization, the main factors influencing the modern methods of organization of development of the underground construction of mega-cities, during the substantiation of field of integrated use and composition of o... see more
O. S. Raspopov
The possibilities of application of the terminal automatic devices and associated matrices to modeling the grid and membrane vibrations with continuous mass distribution and different boundary conditions are examined
N. V. Savytskyi,O. H. Zinkevych,A. N. Zinkevych
The sheathing stiffness of lightweight cold-formed steel framing influence for stud elements buckling checked in the weak-axis between fasteners is considered.
S. N. Sviridovich,D. V. Zhiharev,A. E. Chereshko
The article is dealt with the description of the water reception chamber, load capacity calculation of its walls, and purposes of use of the construction.
V. I. Sokolovskiy,S. V. Borshchevskyi,V. V. Honcharenko
The results of mine explorations of destruction of rocks around the shafts of coal mines are presented and the parameters of strengthening them by viscoplastic mortars are substantiated.
O. L. Tiutkin
In the article the results of modal analysis of the columnar station taking into account nonlinear properties of soil and the added masses of surrounding massif are presented.
O. L. Tiutkin,A. V. Hulak
In this article the comparative analysis of the tensed and deformed state of the finite-element models of «pile foundation – soil massif» system is presented.
V. I. Chaplyhin,O. V. Hrechko
The geomechanical design model of soil base, corresponding to the physical state of soils (underworked by horizontal cylindrical boreholes) under the strip foundation, is offered. The block diagram of device for control of parameters of the system «underw... see more
A. S. Shcherbak
In the article the ecological and operational advantages of heat-insulation on the basis of foam-glass are considered. The influence of different effects, such as deformation, oxidization, erosion, temperature gradients are described, as well as such prop... see more
V. O. Melnychuk,A. V. Savchuk,M. A. Hrichanyi,I. Yu. Khomenko
In the article the videotape recordings of wheel motion on rail track, done during the dynamic tests of carriages, are analyzed. The treatment includes fixing of wheel rim positions in relation to a rail, construction of the spline function of displacemen... see more
N. O. Radchenko,T. I. Kuznietsova,O. V. Zvonareva
The results of investigation of spatial oscillations and stability of motion of electrodynamically levitated vehicle are presented. Various shapes of the track contours and their arrangement on a plain track structure are considered
A. M. Afanasov
The analysis of experimental methods for determination of mechanical losses of power in the hauling electric engines of direct current is presented.
V. M. Bezruchenko,Yu. S. Bondarenko,O. O. Khoroshko
In the article the use of asynchronous tractive electric drive controlled by frequency, when the power and speed of electric locomotive is greatly increased, is shown.
V. M. Bezruchenko,A. V. Shapovalov
The analytical study of switching of the tractive engines of electric locomotives is conducted. It is found that the obtained curves of change of current of the sections commuted correspond to the theory of average rectilinear switching. By means of the p... see more
N. H. Visin,B. T. Vlasenko,A. A. Sokolov
The transitional processes in shunt circuit of traction engines, which armatures and excitation windings are connected in non-conducting direction as to the flowing power current, are considered in this paper. The changes in the control circuits of brakin... see more
A. E. Drubetskyi
The peculiarities of structure and calculation of the semiconductor rectifier electric engine with beak-shaped poles have been considered.
O. L. Marenych
The research to propose methods of determination of the load factor, at which it is advisable to switch off one of two parallel working power feeding transformers in order to reduce the losses of active energy in transformers, has been carried out.
P. E. Mihalichenko
The article deals with the description of mathematical model of the system of traction electric power supply with load in the short circuit condition as well as the calculation results of this emergency process. The transition values as well as the charac... see more
A. V. Petrov
The research results showing an opportunity to use a power quality rating in a system of direct current electric traction on a traction substation input and output are stated. It is demonstrated that these ratings essentially simplify the quality analysis... see more
D. V. Ustymenko
The microprocessor device of protection of electric chains of electric motors from short circuit currents, in which switching-off of a short circuit current is carried out before it achieves a shock value, is presented.
V. P. Hnatenko,K. V. Moyseyenko
The results of full-scale strength test of the switch type R65 mark 1/11 of the design 65111Zh are presented.
I. P. Korzhenevych,O. O. Suslov,B. I. Toropov
The modern problems of plan of railway track from survey to realization of project are considered and the directions of their solution are offered.
Yu. V. Zelenko
The principles of estimation of losses to the environment components caused by the emergency spills of petroleum products and the methodical approaches to estimation of ecological risk of functioning of railways are offered.
A. V. Radkevich,M. M. Bieliaiev,O. O. Stepanenko,S. O. Yakovlev,O. I. Shaptala,V. M. Lysniak
The 3D CFD model to simulate the pollutant transfer after accidents was developed. The model is based on the transport gradient model. The results of numerical experiments are presented.
B. M. Bondarenko,H. L. Morozov,A. P. Razhonov
In the article one of variants of checking the operability of relay equipment for railway automation is examined with the use of method of noise diagnostics (an identification of noise signals on the basis of using the moments of density of probability di... see more
D. V. Dunaiev,I. O. Romantsev,V. I. Havrilyuk
In this article the analysis of refusal and existing methods of control of condition of track circuits of tonal frequency is conducted for development (on this base) of methods and devices of automated control of the track circuits’ parameters.
T. N. Serdiuk,O. V. Shvets,V. K. Ivanov
A compensation technique for rejection of the powerful narrow-band harmonics radiated by power mains is developed for application (in computer-aided system) of detection and registration of the pulse emissions radiated by partial or crown discharges in is... see more
V. I. Bobrovskyi,A. V. Kudriashov
A method of solving the optimization problem for the mode of breaking up a train, allowing to take into account multiple divisions of its cuts, is developed.
M. P. Bozhko,O. O. Mazurenko
The research of operative management by the organization of wagon flows in trains on a railway direction is executed. It is proved the expediency of introduction of a rational combination of formation of single-unit trains and two-unit trains with the pur... see more
V. V. Zhuravel
A kind of regression equations, which adequately describe the correlation between the error of braking of cuts, the slope of hump-yard tracks and the indices of hump yard work taking into account the influence of parameters of wagon stream processed, is d... see more
I. O. Vakulenko
For the rail axle steel the regular changes of structure during the fatigue test in dependence on strength amplitude are presented.
V. M. Bubnov,S. V. Myamlin,N. L. Hurzhy
The article is devoted the comparative analysis of charges for the complete life cycle of 80-foot carriageplatform and carriage-platform of sectional type on the example of two models of carriages-platforms for the containers produced by JSC “Az... see more
O. M. Hnennyi
A methodical approach for determination of cost physical wear of object of estimation, which can be examined as an unrestorable technical system, is developed in the article. This approach is based on the stochastic design of remaining time of the operati... see more
K. V. Zhyzhko
In this article the importance of foreign direct investments forUkraineare analyzed and studied, and main investors are described. Also the role of transnational companies and theirs influence on recipient countries are studied, and the basic strategies o... see more
A. O. Kahramanian,O. V. Onyshchenko
In the article the issues of economic efficiency of use of warming-up the diesel locomotives at the expense of an idle-run diesel engine are considered and the economic estimation of different ways of warming-up the diesel locomotives is carried out. ... see more
O. O. Kovtun
The problems of increase of functioning quality of the transport high school in view of conformity of the branch education to requirements of the transport complex are investigated. The opportunity of reduction of load on the state budget due to creation ... see more
S. V. Myamlin,H. S. Blokhina,Z. Kh. Tsechoieva
On the example of one of projects its economical assessments using the discount method and the method of absolute economic result of the project are compared.