Results 271 to 280 of about 1,027,147 (317)
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Research on fatigue reliability of draught fan of auxiliary converter for high-speed EMU

proceedings_title
The draught fan of the auxiliary inverter is the core cooling device of the auxiliary power supply system of high-speed trains, and its fatigue reliability determines the performance of the auxiliary inverter.
Pengyu Qi, Chengxiang Ji, Huasheng Wang
semanticscholar   +1 more source

Dynamic modelling and response research on derailment protection of high-speed EMU

International Journal of Structural Stability and Dynamics
High-speed EMUs are exposed to derailment risks under extreme scenarios such as collisions or foreign object intrusions, posing serious threats to railway operational safety.
Yixuan Shi   +5 more
semanticscholar   +1 more source

Prediction and analysis of crosstalk in high speed EMUs

2013 5th IEEE International Symposium on Microwave, Antenna, Propagation and EMC Technologies for Wireless Communications, 2013
Due to intensive cable arrangements in high speed emus and its vehicle equipment internal, measurement of crosstalk in the victim cable is not easy in wiring dense area. Consequently, a simple method, used to predict and analyze the crosstalk in wiring dense area is needful, to optimize cable arrangements for reducing conducted electromagnetic ...
Yunshuang Ma, Yinghong Wen, Dan Zhang
openaire   +1 more source

Research on the influence of power frequency magnetic field of pantograph on pacemaker wearers' health in high-speed EMU.

Radiation Protection Dosimetry
When the popular means of transportation-high-speed trains meet the increasing rate of pacemaker implantation year by year, the research on the magnetic field environment on the health of pacemaker wearers in the carriage becomes an urgent problem.
Rui Tian   +4 more
semanticscholar   +1 more source

Speed Simulator Design for Braking System Validation of High-Speed EMUs

2018 9th International Conference on Information Technology in Medicine and Education (ITME), 2018
It is necessary to continuously validate whether the function and performance of braking system meet the requirements of the specification during the producing, commissioning and maintaining of the high-speed EMU (Electric Multiple Units) trains. But it’s impossible to get the real speed signals, which is one of the core foundations of the validation ...
openaire   +1 more source

Study on Fatigue Strength for Axle of High Speed EMU

Advanced Materials Research, 2012
In the paper, Assessment and comparison analyses of fatigue strength for different axles of CRH2, CRH3 and CRH5 EMUs are conducted by applying the European standards and Japanese standards. The wheelset models of CRH2, CRH3 and CRH5 are set up by means of the finite element method.
Ping Yu Zhou, Ping Bo Wu
openaire   +1 more source

Networked cruise control method of high-speed EMU under transmission delay

Chinese Control and Decision Conference
In response to the problem of speed cruise control in high-speed EMU, considering the delay of state transmission, and proposed a networked cruise control method.
Jiarui Shang, Yanliang Cui, Yuxiang Pei
semanticscholar   +1 more source

Experimental Modal Analysis of High-Speed EMU Carbody Structure

2012
Modal is the natural characteristic of structural vibration, each mode has a specific frequencies, damping and modal shape. Modal parameters reflect the dynamic properties of the structure. The dynamic characteristics of car-body structure play an important role to the stability and comfort of the High-speed EMU (Electric Multiple Unit).
Yanchuang Ding   +3 more
openaire   +1 more source

Mission reliability simulation of high-speed EMU service braking system

2009 8th International Conference on Reliability, Maintainability and Safety, 2009
Logic reliability relation of the High-speed EMU service braking system was analyzed. The reliability diagram was set up. A general approach and the major steps were proposed to do reliability analysis of the High-speed EMU braking system. And the failure distribution of key components was confirmed through reliability test. The simulation result shows
Zuguo Cheng   +3 more
openaire   +1 more source

Electromagnetic Characteristics Analysis of High-Speed EMU with FEA Modeling

IEEE Transactions on Applied Superconductivity, 2016
This paper presents analysis methods for improving the electromagnetic characteristics of a high-speed electrical multiple unit (EMU) train with a 1:1 finite-element analysis model. Both electromagnetic distribution diagrams and numerical field data have been analyzed.
Zhi H. Wu   +6 more
openaire   +1 more source

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