Zobrazeno 1 - 10
of 132
pro vyhledávání: '"Krzysztof Labisz"'
Publikováno v:
Advances in Sciences and Technology, Vol 18, Iss 2, Pp 214-225 (2024)
This article presents research on the influence of an electric arc on the properties and structure of a traction section guide made of ETP (Electrolytic Tough Pitch) copper in a segment insulator of a railway section. An electrical discharge occurrin
Externí odkaz:
https://doaj.org/article/b85921d13cc64154b420da2e98081ec8
Silver Alloy Surface Modification for Mechanical Property Enhancement in Aviation and Transportation
Autor:
Krzysztof Labisz, Jarosław Konieczny
Publikováno v:
Applied Sciences, Vol 14, Iss 5, p 1702 (2024)
Silver alloys are often used for electrical switches in railway transportation. However, a well-known issue with these switches is their relatively short application period due to certain disadvantages of silver alloys, mainly their low hardness and
Externí odkaz:
https://doaj.org/article/cfd0983843fe4a69a824d3df09fe7589
Publikováno v:
Bulletin of the Polish Academy of Sciences: Technical Sciences, Vol 71, Iss 2 (2023)
The goal of the work was to investigate the influence of silver addition on the microstructure of CuNi2Si1 alloys. The investigated copper alloy was cast and then supersaturated, plastically deformed on the Gleeble 3800 simulator and finally aged. St
Externí odkaz:
https://doaj.org/article/78d8ee0dcb8e4aabbc26697755ef184f
Publikováno v:
Advances in Sciences and Technology, Vol 16, Iss 2, Pp 280-290 (2022)
The subject of the research in this work was the S49 rail made of R260 rail steel (1.0623). The carried out investigations concern microstructure tests and tests of mechanical properties of rails after several years of exposure in the open air withou
Externí odkaz:
https://doaj.org/article/a12662d265e04ed8a4cb1b4d802467e8
Publikováno v:
Transport Problems, Vol 17, Iss 1, Pp 73-86 (2022)
Since welding technology is currently used to assemble the frame of driver’s seats, it is important to develop laser welding technology for steel and aluminium. For this reason, the purpose of the present work was to examine the structure and se
Externí odkaz:
https://doaj.org/article/2864aa408db5477eb9b3a4a0338a42c1
Autor:
Krzysztof LABISZ
Publikováno v:
Scientific Journal of Silesian University of Technology. Series Transport, Vol 112, Pp 125-133 (2021)
The recent trend of using aluminium alloys instead of steel has reached the transportation industry, where increasingly, more parts are made of aluminium. An example is the belt pulley, applied for combustion engines for energy transmission. This par
Externí odkaz:
https://doaj.org/article/a69a6da4e05d4543ac167a704aee2930
Autor:
Jarosław Konieczny, Krzysztof Labisz, Szymon Surma, Jakub Młyńczak, Jerzy Łukasik, Renata Boris, Michał Grzybowski
Publikováno v:
Energies, Vol 16, Iss 11, p 4400 (2023)
Currently, hydrogen and electric drives used in various means of transport is a leading topic in many respects. This article discusses the most important aspects of the operation of vehicles with electric drives (passenger cars) and hydrogen drives.
Externí odkaz:
https://doaj.org/article/3295a43cb7fa440ca7d59e6dbc92c2cb
Publikováno v:
Materials, Vol 16, Iss 8, p 2941 (2023)
This paper presents the results of research on a newly developed surface layer made by laser remelting the working surface of the Cu-ETP (CW004A, Electrolytic Tough Pitch) copper section insulator guide with Cr-Al powder. For the investigation, a fib
Externí odkaz:
https://doaj.org/article/3c0cc1082bd6490eae453d5598dc035c
Autor:
Jarosław KONIECZNY, Krzysztof LABISZ
Publikováno v:
Transport Problems, Vol 16, Iss 2, Pp 5-18 (2021)
In this work,anattempt was madeto apply laser surface technology for enhancement of the properties and strengtheningthe material with addition of ceramic phases intheform of silicon and tungsten carbide particles, leading toaremarkableincreasein hard
Externí odkaz:
https://doaj.org/article/f9ffae305d2644e9b098d6cb5acc15d7
Autor:
Krzysztof LABISZ, Jarosław KONIECZNY
Publikováno v:
Scientific Journal of Silesian University of Technology. Series Transport, Vol 106, Iss 106, Pp 85-96 (2020)
Rail transport is presently one of the most supported means of transport in Europe; it existed from the end of the 18th century. However, some issues especially concerning materials and its exploitation are still actual and are a matter of scientific
Externí odkaz:
https://doaj.org/article/6f93522c02af48ad8d60ccc939837bcb