Zobrazeno 1 - 10
of 778
pro vyhledávání: '"pantograph-catenary"'
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 12, Pp 97-102 (2024)
［Objective］To investigate the dynamics issues arising from the frequent lifting and lowering of pantographs in multi-mode hybrid traction trains, the pantograph collision characteristics are analyzed. ［Method］Taking the PC (pantograph-catenar
Externí odkaz:
https://doaj.org/article/51cfbaa8a33e44bc92290f7b451f8b59
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 8, Pp 74-78 (2024)
Objective Contact force is a crucial aspect of comprehensive detection in the rail transit PC (pantograph-catenary) system and serves as an important evaluation factor of PC system performance. However, during the detection process, the external envi
Externí odkaz:
https://doaj.org/article/841b03bf22c8480e85b13bce34b1c2fe
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 4, Pp 22-27 (2024)
Objective Most existing studies on catenary system dynamics simulation are based on the assumption that the pantograph base has only longitudinal degrees of freedom, neglecting the influence of carbody vertical vibration induced by wheel-rail excitat
Externí odkaz:
https://doaj.org/article/bb72eb1d128146c281d98c67a7f34e8d
Autor:
Jie LI, Xiaobo WANG
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 4, Pp 124-128 (2024)
Objective The early-designed rigid catenary system for urban rail transit lines in China adopts a sinusoidal wave arrangement method, leading to a prevalent abnormal wear of PC (pantograph-catenary) during operation. Under the constraints of main-lin
Externí odkaz:
https://doaj.org/article/40e83d7d7d5c4f3bb8a1ebed99e53e8a
Publikováno v:
Applied Sciences, Vol 14, Iss 20, p 9252 (2024)
Recent years have seen outstanding developments in research and technology, highlighting the importance of railway transportation, especially the implementation of high-speed trains, which is becoming more and more challenging. This facilitates exten
Externí odkaz:
https://doaj.org/article/41fd8fdcac334fd68c0ee23b67d308d3
Autor:
F. F. Jackson, R. Mishra, J. M. Rebelo, J. Santos, P. Antunes, J. Pombo, H. Magalhães, L. Wills, M. Askill
Publikováno v:
Railway Engineering Science, Vol 32, Iss 1, Pp 81-94 (2023)
Abstract Appropriate interaction between pantograph and catenary is imperative for smooth operation of electric trains. Changing heights of overhead lines to accommodate level crossings, overbridges, and tunnels pose significant challenges in maintai
Externí odkaz:
https://doaj.org/article/87fb890089fa4452bebd2de7c51a34f9
Akademický článek
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Publikováno v:
Energies, Vol 17, Iss 16, p 3883 (2024)
The frequent occurrence of the pantograph–catenary (PC) arc seriously threatens the safe and stable operation of electric multiple units (EMUs). In order to investigate the primary factors affecting the electrical characteristics of the PC arc, thi
Externí odkaz:
https://doaj.org/article/bd59c3ea7d3c4d12aae1328fdf449476
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6822 (2024)
The effective vibration area includes most of the catenary vibration caused by pantograph–catenary interactions and is the basis of the real-time catenary model for hardware-in-the-loop simulation. However, while the length of the effective vibrati
Externí odkaz:
https://doaj.org/article/0db51e36fada4474a4c71acd82b1253d
Publikováno v:
Machines, Vol 12, Iss 8, p 514 (2024)
The high temperature generated by the DC pantograph-catenary arc of urban rail systems will aggravate the wear of the pantograph-catenary system. When the ablation intensifies, it will lead to disconnection accidents on the contact line. In this pape
Externí odkaz:
https://doaj.org/article/db2374c89a774cdd8086d205107f093f