43 articles in this issue
S. V. Biespalko,S. S. Andriianov
Software to investigate the elastomer absorbing devices work at various trains collision speeds is created. A comparison of the obtained simulation results with tests shows their good agreement.
Ye. P. Blokhin,O. M. Pshinko,M. L. Korotenko,R. B. Hranovskyi,N. Ya. Harkavi,E. M. Dzychkovskyi
In paper results of dynamics tests of electric locomotive DS3 are submitted
Ye. P. Blokhin,S. A. Kostrytsia,M. P. Ostrovierkhov,O. V. Sultan,V. M. Datsenko,O. Ye. Kryvchykov,V. V. Chumak
In paper results of strength tests of electric locomotive DS3 are submitted.
H. I. Bohomaz,Ye. M. Kovtun,O. M. Markova,V. V. Malyi,V. V. Raznosilin
The possibility of estimating the technical state of railway vehicle running gears by their dynamic characteristics obtained during train motion with the help of developed diagnostic system is considered in the paper.
S. V. Borisov
The paper reports the results of developing the automatic management system for railcars fleet of an expedition company. A special feature of the program is the information certificate that is added to the electronic technical certificate of the wagon.
Yu. P. Boronenko,O. M. Orlova
The paper generalizes experience of the latest scientific and practical developments in the field of freight bogies that can be implemented in the type series. Bogie types are split into classes by design speed, and technical solutions for each type are p... see more
Yu. P. Boronenko,O. M. Orlova,T. M. Bielhorodtseva
Performance testing of passenger coaches equipped with different types of hydraulic dampers in secondary suspension which allowed determining characteristic frequencies, deformation velocities and resistance forces was carried out. Generalized criteria we... see more
I. H. Barbas,P. P. Boiko
The review of metal designs of bridge faucets-unloaders is offered.
H. Vaichiunas
Problems of the influence of the locomotive driver working time length on the safety of railway trains motion are considered in the paper.
S. H. Vasyliev
A classification of side frames for three-piece bogies was proposed. For side frames with elastic primary suspension finite element models considering this interaction, as well as the elastic interaction with the secondary suspension, were developed and v... see more
V. H. Verbytskyi,V. O. Demchenko
The conditions of dangerous-safe loss of stability defined only by geometry of wheel profile. At certain geometry of wheel self-oscillations exist at supercritical speeds more; the stable limit cycle in this case limits growth of perturbations that corres... see more
V. O. Volkov,V. M. Bubnov,H. I. Bohomaz,M. B. Kelrykh
The response and the stress-strain state of new generation gas tank-car design elements at emergency impacts in the head are investigated. The tank-car is equipped with tank head protection devices of safety shields with cellular energy absorbing element ... see more
O. S. Yevstratov,V. S. Kossov
The mechanism of radial wheelset positioning due to the central acceleration provides efficient reduction of the angle of attack and of a lateral displacement. The results obtained theoretically are confirmed by tests.
V. P. Yesaulov,Yu. S. Proidak,S. I. Hubenko,O. V. Sladkovskyi,M. Iskov,V. M. Ruban
The structural and chemical changes near the tread surface of the railway wheels with the different tread profiles during operation were investigated. The influence of the structural changes in steel on forming of the micro-destructions and tread wearing ... see more
O. M. Zaitsev,V. E. Voskoboinyk,S. V. Komarov,O. S. Voroshylov
The variant of mathematical model of the linear synchronous electric drive which allows to take into account features of a design and a ratio of parameters is offered. The model allows to investigate electromechanical and thermal processes in the linear e... see more
P. S. Ivanov,O. F. Lesun,M. M. Bukin,O. O. Petrov,O. O. Churashov,M. I. Zaitsev,O. V. Rodionov
Discrepancy of parameters of the track and rolling stock interaction with standards of Russian and CIS countries railways leads to the sharp increase of rails defects, rails and wheels wear the maximum of which falls on 1995. An elimination of supernormal... see more
B. H. Kehlin,O. P. Boldyriev,O. V. Ivanov,D. O. Stupin
Questions of the development and application of the combined frictional shock-absorbers of ?1 and ?2 classes which use elastic elements made of Durel polymeric material as the working elements are considered.
V. S. Kossov
Some results of designing a three-piece bogie of a freight car with the help of a precise computer model are presented. The computer model is developed using the Universal Mechanism software. The Hierarchy Analysis Process is applied to choose the rationa... see more
V. S. Kossov,Yu. O. Panin
The concept of combined rail lubrication, the results of theoretical and experimental researches of its efficiency are considered.
V. S. Kossov,E. M. Sorochkin,H. S. Mikhalchenko,D. Yu. Pohorielov,V. O. Simonov
Some results of designing a three-piece bogie of a freight coach with the help of a precise computer model are presented. The computer model is developed using the Universal Mechanism software. The Hierarchy Analysis Process is applied to choose the ratio... see more
S. Krec,S. Janjanin,A. Stipetic
on the curved sections of track movement of trains as defined in the transverse vibrations of the system "train - path." The simulation model of the system is made in MATLAB language. In tight curves when driving at maximum permitted speed system works un... see more
V. A. Leonets,O. D. Tokariev,A. I. Trehub,L. M. Chaus
Assessment of the value of thermal residual stresses in stiffness ribs produced in accordance with the second constructive and set on in bogie frames of ??60 electric locomotives. Resonant frequency of their lateral oscillation is calculated. A conclusion... see more
O. O. Lunin,V. S. Kossov,O. S. Yevstratov
The directions of special rolling stock development and problems of the choice of elastic and dissipative characteristics for vehicle components have been considered.
L. O. Manashkin,S. V. Miamlin,Ye. O. Pysmennyi
A method of compensation of longitudinal forces influence on the results of measurements of vertical forces in an axle-box and a side-frame interaction of the freight car three-piece bogie is presented in the paper.
V. V. Marochka
Often is collided at designing and operation of bridges of gapped systems with excessive oscillations of superstructures under a temporary load. On the other hand, there are some number of extinguishers constructions, which can be reduced to abutment damp... see more
H. S. Mikhalchenko,V. M. Yazykov,V. S. Kossov,O. V. Spirov
Results of detailed simulation of motion of the freight locomotive equipped with original three axle bogies with the radial steering mechanism designed by VNIKTI are given. The simulation was performed with the help of the program UM Loco developed at BST... see more
L. O. Muhinshtein,I. O. Yabko,S. I. Lisieiev
A mathematical model is developed to estimate longitudinal forces in freight cars in various control regimes. The corresponding software is created. Now more than 30 railway sheds use it.
V. F. Novikov,S. V. Burylov,V. E. Voskoboinik,V. O. Dzenzerskyi
A method for the indirect measuring of coil interlinkage with the pack of permanent magnets is offered. The method is independed on coil dimensions and based on magnetic field induction measurement of permanent magnets pack with the following integration ... see more
A. Orlova,W. Kik,H. Scheffel
The reduce drive time it is necessary to increase the speed of trains. Modern high speed trains have the 3-metre bogie base and an even smaller one. The base size influences significantly not only the system movement stability but the bogie frame weight a... see more
A. M. Orlova
The paper proposes a general approach to the choice of in-plane stiffness of three-piece bogie including the expressions of shear and bending stiffness and the dependencies of a critical speed on tangent track and in curves, wear factor and lateral accele... see more
A. M. Orlova,V. S. Lisnychyi,M. V. Smirnov
The work considers three stages of derailment process, which are the flange climbing the railhead, the wheelset falling down from the rail and the wheelset motion over the sleepers. Numerical, roller rig and natural experiments were carried out for each s... see more
I. Persson
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V. I. Prykhodko,B. O. Korobka,O. O. Radzykhovskyi,O. O. Shkabrov
The description of bogie for high-speed passenger cars of Ukrainian railways is adduced
Ye. O. Rudakova
The work presents a series of mathematical models in different details of the freight wagon on three-piece bogies that was used to estimate the influence of parameters variation on the future performance of the vehicle and to choose their reasonable value... see more
V. V. Rybkin,M. I. Umanov,A. P. Taturevych,V. V. Tsyhanenko,N. V. Khalypova,V. V. Kovalov
Results of experimental researches of electric locomotive ??3-001 on influence for a way to straight, curve radius of 400 and 600 m and also in limits ?????????? translations of mark 1/9 and 1/11 are given.
M. P. Sysyn,V. V. Rybkin,O. M. Patlasov
A railway track model is considered in this paper. The model is a beam on elastic inertial basis with variable longitudinal elasticity under the influence of moving quasistatic loading. The investigation of the model is carried out on conditions that the ... see more
P. M. Surovtsev,Yu. M. Sokolov
Considered questions: increase of reliability of subsidiary drivers of main-line and shunting diesel and electric locomotives and engineering solutions implemented during their retrofit.
A. V. Trietiakov,S. V. Borisov
The paper reports the main results of work carried out to prolong service life of underground cars: analysis of failures found in the process of technical diagnostics of car body shells and frames and development of the design to eliminate the failures.
A. V. Trietiakov,O. V. Vasiliev
The article presents a mechanism to prolong service life of flat cars (including the unique transporter flat cars) using the simulation – expertise – statistic method of managing the individual life cycle. Recommendations to decrease the utilization rate ... see more
W. M. Gregg Hansen,O. D. Lashko,V. F. Ushkalov,T. F. Mokryi,I. Yu. Malysheva,I. A. Mashchienko
Based on theoretical and experimental studies, combined retrofit of standard (18-100) freight-car trucks is proposed. This retrofit makes it possible to increase the maximum running speed by 30 to 40 km/h, to extend the service life of damping system elem... see more
A. Chudzikiewicz,R. Bogacz
The main purpose of the article is to show the accepted assumptions and the investigation process necessary to modernize the tram of type 805Na. The modernization process is one of the elements of the tram renovation strategy in Poland [1]. One to the com... see more
Yu. M. Cherkashyn,M. O. Lievinzon,H. S. Mikhalsenko,D. Yu. Pohorielov,V. O. Simonov
Results of computer modeling of some situations influencing the safety factors of a freight railway vehicle with respect to the derailment are considered. Modeling is performed by means of the Universal Mechanism software with the use of sufficiently deta... see more
I. Y. Shevtsov,V. L. Markine,C. Esveld
A wheel tread design procedure has been developed. The procedure is based on the geometrical characteristics of hie wheel and rail contact. Using the numerical optimization technique we have got a wheel tread with the contact geometrical characteristics t... see more