Results 41 to 50 of about 4,223 (53)
Design of Grounding Protection for Straddle Type Monorail Car
机车电传动, 2018 There are many kinds of grounding protection circuits for urban rail transit in China. Taking the design of Chongqing straddle monorail and power supply system as an example, the design, protection principle and protective coordination relationship of ...
WANG Long +3 more
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机车电传动, 2018 The AVR6 power board basic function was introduced with in-depth analysis of the performance parameters and sensitive stress, and power board enhancement test project and test frofile were proposed; Through strengthening power board stress test to ...
SHAO Zhihe +4 more
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Research on Wheel Polygonization Based on Rail Modal Oscillation Analysis
机车电传动, 2018 Based on the dynamic test data, the vibration level and vibration transmission of the components of the bogie with wheel polygonization were analyzed. The typical frequency characteristics of the vibration of the bogie caused by wheel polygonization were
LI Dadi, DAI Huanyun
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Study of a New Type of Broaching Anti-climber
机车电传动, 2018 In order to achieve the uniform energy absorption of the vehicle during the collision process of the high-speed EMUs and all vehicles involved in collision energy absorption, to improve the crashworthiness of the vehicle, a new type of broaching ...
LIANG Juxing
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Research of Operating Modal Test and Influence Factors of High-speed Train Car-body
机车电传动, 2018 The seven car body of CRH2G high-speed train was chosen to do modal test, and modal parameters of the vehicle was obtained. Based on the same vibration mode, contrast and statistics were used to test data, and the influence of working condition to modal ...
WANG Wei
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Research on Fault Diagnosis of Traction Power Supply System Based on PSO-LSSVM
机车电传动, 2019 In order to improve the stability of train operation, the fault diagnosis of traction power supply system was studied. According to the working principle and characteristics of the train power supply system, the relationship between the fault phenomenon ...
Lei ZHANG
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Design and Realization of PCI-VME Bus Bridge Based on FPGA
机车电传动, 2019 In order to solve the discontinued problem of PCI-VME bridge chip in locomotive UIC gateway, a PCI-VME bridge based on FPGA was designed, which was used for implementing the data conversion between local PCI bus and VME bus communication of the system ...
Xiaolei SHI, Da ZHOU, Zhenhuan DU
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Study of Wind Characteristics and Key Monitoring Points for Traffic Control in Nanjiang Railway
机车电传动, 2019 Strong wind is one of the most serious meteorological disasters affecting railway transportation safety, by which the first hundred kilometers of wind area along Nanjiang railway of the China Railway Urumqi Group Co., Ltd.
Hongkai YAN, Xinmin PAN, Wenjun YE
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Simulation of Flexible Automatic Neutral Section Passing System Based on RTDS
机车电传动, 2019 Neutral sections in AC electrified railway lead to transient problems such as overvoltage, overcurrent, pantograph-catenary arc and so on. In recent years, a flexible automatic neutral section passing technology had been proposed, and it was expected to ...
Zhengqing HAN, Rui SHEN, Yazhou ZHOU
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A New Start Method of Wireless Parallel Auxiliary Inverter
机车电传动, 2019 In the practical application of high-speed EMUs and urban rail vehicle, the grid-connection of multiple auxiliary inverters is a key technical problem, which mainly involves the starting logic and the timing sequence of the train control system, and the ...
Erlin YANG, Kan DONG, Yingtao MA
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