Zobrazeno 1 - 10
of 7 714
pro vyhledávání: '"high-speed train"'
Publikováno v:
International Journal of Numerical Methods for Heat & Fluid Flow, 2024, Vol. 34, Issue 10, pp. 3731-3763.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/HFF-02-2024-0136
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Pass-by noise generated by high-speed trains is an important influencing factor on the surrounding environment and is getting more and more attention with the increase of speed. In the past, the aerodynamic pass-by noise prediction was usual
Externí odkaz:
https://doaj.org/article/76192e6856bd4e8e91179df00553aaed
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract The noise level of a high-speed train is a crucial indicator of its operational quality. A significant low-frequency interior noise, referred to as ‘38 Hz’ in this context, has been detected during the operation of high-speed trains. Thi
Externí odkaz:
https://doaj.org/article/029fc5add4a242c09433e841f9facded
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 10, Pp 81-86 (2024)
Objective As the train operational speed increases, various braking methods become essential for ensuring high-speed train emergency safety braking. Wind resistance brakes, which complement wheel-rail adhesion brakes, have garnered extensive attentio
Externí odkaz:
https://doaj.org/article/93a2db83fef3460a909a0dfc6108a3ec
Publikováno v:
Alexandria Engineering Journal, Vol 108, Iss , Pp 445-458 (2024)
Carbon fibre reinforced silicon carbide (C/C-SiC) composite materials have attracted increasing attention in brake system of high-speed trains, due to their low density, high specific strength, thermal stability, and frictional wear performance. This
Externí odkaz:
https://doaj.org/article/ecf5aa858baf43ff85a6ad404e3b3cd0
Publikováno v:
Railway Engineering Science, Vol 32, Iss 4, Pp 461-479 (2024)
Abstract High-speed trains typically utilize helical gear transmissions, which significantly impact the bearing load capacity and fatigue service performance of the gearbox bearings. This paper focuses on the gearbox bearings, establishing dynamic mo
Externí odkaz:
https://doaj.org/article/8ab3d79ccefe427b8fbff403aa08a999
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 8, Pp 174-178 (2024)
Objective To prevent water leakage issues in large-diameter shield tunnel, ensure high-speed train operational safety and normal tunnel functionality, it is necessary to carry out analysis and research on tunnel segment joint deformation and waterpro
Externí odkaz:
https://doaj.org/article/b42a09861e0446c6ad7f46b8464c062a
Publikováno v:
Railway Engineering Science, Vol 32, Iss 4, Pp 499-517 (2024)
Abstract The accurate assessment of running safety during earthquakes is of significant importance for ensuring the safety of railway lines. Currently, assessment methods based on a single index suffer from issues such as misjudgment of operational s
Externí odkaz:
https://doaj.org/article/9eb9d0cc90b149cd88253b8e5acaf276
Publikováno v:
Railway Engineering Science, Vol 32, Iss 4, Pp 444-460 (2024)
Abstract The dynamic load distribution within in-service axlebox bearings of high-speed trains is crucial for the fatigue reliability assessment and forward design of axlebox bearings. This paper presents an in situ measurement of the dynamic load di
Externí odkaz:
https://doaj.org/article/7f98c4a2f1b84e298fd8071c107baf10
Publikováno v:
Railway Engineering Science, Vol 32, Iss 3, Pp 324-343 (2024)
Abstract Hunting stability is an important performance criterion in railway vehicles. This study proposes an incorporation of a bio-inspired limb-like structure (LLS)-based nonlinear damping into the motor suspension system for traction units to impr
Externí odkaz:
https://doaj.org/article/ee81c899796f422099f4d7c3b61eabe1