Results 91 to 100 of about 516 (189)

Research on condition monitoring system of high speed railway catenary based on image processing [PDF]

open access: yes, 2016
A contactless detection method based on the image processing algorithm is proposed to detect the geometric parameters of catenary. Aiming at the other obstacles in the image, the image edge is detected and enhanced by Canny algorithm, then the catenary ...
Deqiang He, Heliang Wang, Jian Miao
core  

Metrology Infrastructure for Energy and Power Quality in DC Railway Systems [PDF]

open access: yes, 2022
L'abstract è presente nell'allegato / the abstract is in the ...
SIGNORINO, DAVIDE
core  

Correlation Analysis of Contact Wire Wear and Its Influencing Factors Based on Grey Correlation Method

open access: yesChengshi guidao jiaotong yanjiu
[Objective] Since the metro system suffers from abnormal wear problem of contact wires, it is necessary to explore the data correlation degree between the key data of the pantograph catenary (PC) system and the contact line wear thickness.
GUO Yingqiang, QI Wenyan
doaj   +1 more source

Extended Pantograph–Catenary Arc Modeling and an Analysis of the Vehicular-Grounding Electromagnetic Transients of Electric Multiple Units

open access: yesEnergies
As the operating speed of electric multiple units (EMUs) in high-speed railways increases, pantograph–catenary (PC) detachment arcing occurs frequently.
Ke Huang, Dongdong Su
doaj   +1 more source

Particle swarm based arc detection on time series in pantograph-catenary system [PDF]

open access: yes, 2014
Pantograph-catenary system is the most important component for transmitting the electric energy to the train. If the faults have not detected in an early stage, energy can disrupt the energy and this leads to more serious faults. The arcs occurred in
Aydın, İlhan   +3 more
core   +1 more source

Detection method on pantograph-catenary arcing of electric locomotives based on multi-frequency-band characteristics of current signals

open access: yes机车电传动
Detecting pantograph-catenary arcing on trains is crucial for ensuring safety in railway operation and maintenance. Most existing detection methods rely on optical instruments to capture pantograph-catenary images, followed by the analysis of these ...
LUO Yinbei, GE Ting, SUN Zeyong
doaj  

Hardware-in-the-Loop Test Bench for Simulation of Catenary-Pantograph Interaction (CPI) with Linear Camera Measurement. [PDF]

open access: yesSensors (Basel), 2023
Correcher A   +7 more
europepmc   +1 more source

Pantographs bounce modelling for the simulation of railway systems [PDF]

open access: yes, 2019
In order to study the effect of pantograph bounce on railway traction chain a global model including the power supply, catenary, transformer and effects of pantograph bounce has to be established.
Amirdehi, Saba   +5 more
core  

Continuous gauging of electric traction contact wire [PDF]

open access: yes, 1975
Includes bibliographical references.In this system the electric traction overhead contact wire wear is continuously measured. A GaAs LED and lens combination produces a collimated beam of light along the pantograph pan.
Timm, Anthony Rex
core  

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