Results 61 to 70 of about 1,683 (171)

Research on Rail Transit Current Receiving Characteristics of Pantograph/Flexible Catenary System

机车电传动, 2016
In order to improve the current receiving quality of pantograph/ flexible catenary system, the pantograph/flexible catenary operation simulation test rig was established to study the influence of rail transit catenary parameters on the contact force of ...
LI Amin, WANG Puyi, ZHAN Yongrui, HANG Rongjiu   +3 more
doaj  

Estimation of wind deflection of high-speed railway catenary based on nonlinear finite element method

机车电传动, 2023
The electrified railway catenary generates wind deflection and vibration under wind load. The longitudinal wind deflection affects the current collection quality of the contact wire and the pantograph, and causes contact force fluctuations and pantograph-
CHU Wenping
doaj  

Hardware in the Loop Test-Rig for Identification and Control Application on High Speed Pantographs

Shock and Vibration, 2004
Trains current collection for traction motors is obtained by means of a sliding contact between the overhead line (OHL) and the collector strips mounted on the pantograph head.
A. Collina, A. Facchinetti, F. Fossati, F. Resta   +3 more
doaj   +1 more source

Pantograph–Catenary Interaction Prediction Model Based on SCSA-RBF Network

Applied Sciences
As a traditional numerical simulation method for pantograph–catenary interaction research, the pantograph–catenary finite element model cannot be applied to the real-time monitoring of pantograph–catenary contact force, and the computational cost ...
Mengzhen Wu, Xianghong Xu, Haochen Zhang, Rui Zhou, Jianshan Wang   +4 more
doaj   +1 more source

Influence of environmental temperature on the elasticity of rigid catenary and pantograph-catenary current collection quality of subway lines

机车电传动
In recent years, there have been large-scale incidents of abnormal wear on subway pantographs and catenaries across China, especially in winter. In 2022, more than 30 subway lines nationwide encountered this issue, resulting in economic losses amounting ...
YANG Gang, LYU Kun, KONG Guowei, SHEN Xin, LI Fu   +4 more
doaj  

Research on the Dynamic Response of the Catenary of the Co-Located Railway for Conventional/High Speed Trains in High-Wind Area

Infrastructures
To establish a theoretical foundation for assessing the dynamic performance of high-speed train catenary systems in wind-prone regions, this study develops a coupled pantograph–catenary model using ANSYS(2022R1) APDL.
Guanghui Li, Yongzhi Gou, Binqian Guo, Hongmei Li, Enfan Cao, Junjie Ma   +5 more
doaj   +1 more source

RESEARCH ON VIBRATION CONTROL METHOD OF TRAIN PANTOGRAPH

Jixie qiangdu, 2019
In this paper, the vibration control method of train pantograph is studied. A dynamic equation based on Newton’s second law is established for the two element pantograph model.
GUO YanHong
doaj  

Modeling and robust control of a high speed train pantograph

Mechanical Engineering Journal, 2015
For high-speed trains, active control of the pantograph is crucial technology to collect electrical current from the overhead contact wire. In this paper, a mathematical model of the pantograph-catenary system is developed to design a controller, and ...
Makoto YOKOYAMA, Sho YOKOYAMA, Hikaru SAKAKIBARA, Shigeyuki KOBAYASHI, Takayuki USUDA, Mitsuru IKEDA   +5 more
doaj   +1 more source

Active Control Method for Pantograph-Catenary System Based on Neural Network PID Under Crosswind Conditions

Machines
Crosswind is a critical environmental factor affecting the dynamic interaction between the pantograph and catenary in high-speed trains, which can severely compromise the operational stability of the system. To address this challenge, this study develops
Mengyao Wang, Yan Xu, Like Pan, William Zhendong Liu, Ziwei Zhou   +4 more
doaj   +1 more source

Study on the Length of the Effective Vibration Area of the Catenary in a Pantograph–Catenary Interaction System

Applied Sciences
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.
Liming Chen, Like Pan, Yan Xu, Chengbin Huang   +3 more
doaj   +1 more source