Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Michał Opala"'
Autor:
Krzysztof Kowalczyk, Michał Opala
Publikováno v:
Applied Sciences, Vol 14, Iss 14, p 6137 (2024)
This study investigates the impact of different passenger rolling stock structures and train configurations on vibrations and noise generated during operation. Vibroacoustic measurements were performed during acceleration, constant speed, and braking
Externí odkaz:
https://doaj.org/article/16a70b0ce33341818a141e67a2c899b1
Publikováno v:
Communications, Vol 23, Iss 1, Pp B22-B32 (2021)
The problem of wheel and rail wear in railway transport generates costs of reprofiling and availability of vehicles and infrastructure. One of the possibilities of wear minimizing is decreasing of the friction coefficient in wheel-rail contact by mea
Externí odkaz:
https://doaj.org/article/aa5f1a90dc384c9aa26527fcbceedbf7
Autor:
Valeriy Kuznetsov, Ewa Kardas-Cinal, Piotr Gołębiowski, Borys Liubarskyi, Magomedemin Gasanov, Ievgen Riabov, Lilia Kondratieva, Michał Opala
Publikováno v:
Energies, Vol 15, Iss 1, p 317 (2022)
One of the assumptions made during the modernization process of diesel shunting locomotives is the replacement of a diesel traction motor with a DC generator with an electric asynchronous traction motor. The article aimed to develop a method of selec
Externí odkaz:
https://doaj.org/article/ac058e4cc359485899af3f8f67f97604
Autor:
Michał Opala
Publikováno v:
Energies, Vol 14, Iss 20, p 6539 (2021)
The article presented the issue of securing semi-trailer trucks and trailers during their transport using intermodal railway wagons as a part of combined transport. This issue was analysed in different operational conditions related to loading level,
Externí odkaz:
https://doaj.org/article/a7614ca0062043aaa21186c8c5252bee
Publikováno v:
Energies, Vol 14, Iss 12, p 3410 (2021)
The article discusses the use of pivot bearing friction liners, made of selected materials, in railway freight wagons’ spherical centre bowls. Comparative studies on the effect of suspension dynamics on the equivalent stresses in the liner material
Externí odkaz:
https://doaj.org/article/3f1456ab507743a38c223290c12043ff
Autor:
Michał Opala
Publikováno v:
Archives of Transport, Vol 38, Iss 2, Pp 39-47 (2016)
Modern tram designs use different conceptions of how to implement the low-floor functionality. The key construction part is the bogie running gear which has to accommodate the lower part of the tram body. To adjust the low-floor level, many low-floor
Externí odkaz:
https://doaj.org/article/a6c37a6d8f534a5cbd881d4196c5b4cf
Publikováno v:
Energies, Vol 14, Iss 3410, p 3410 (2021)
Energies; Volume 14; Issue 12; Pages: 3410
Energies; Volume 14; Issue 12; Pages: 3410
The article discusses the use of pivot bearing friction liners, made of selected materials, in railway freight wagons’ spherical centre bowls. Comparative studies on the effect of suspension dynamics on the equivalent stresses in the liner material
Publikováno v:
WUT Journal of Transportation Engineering. 125:101-111
The paper presents a pilot analysis of the dynamics of a railway wagon designed for transporting road semi-trailer trucks. Attention was given to the innovative solution of the wagon construction, having a movable platform enabling transportation of
Publikováno v:
Transportation Research Procedia. 40:119-126
Car tire is an interface between vehicle and road, thus plays a major role in vehicle dynamics. Any imperfections and defects have negative effect on vehicle handling and safety. Unfortunately, certain number of new tires put on the market is not fre
Publikováno v:
Transportation Research Procedia. 40:729-736
The paper presents selected tests that must be performed in the process of releasing to service of a rail vehicle. The research has been done in compliance with the requirements of the TSI. 4.2.3.5. and Annex R, UIC 530-2 Annex G in the framework of