Results 1 to 10 of about 6,139 (291)
Research on the Asynchronous Motor Vector Control System of the Metro Vehicle
机车电传动, 2011 Unique aspects in AC drive vector control system of metro vehicle for Xi’an metro line No.2 were analyzed and illustrated in the light of the basic structure of vector control, slip slide control and light load regeneration control, which presented basic
秦孝峰
doaj +2 more sources
An Improved Metro Vehicle Energy Consumption Metering Device
, 2016 Based on the existing problems of energy metering device, a high-precision energy metering device was designed toeffectively distinguish the various energy consumption data, so that it could ensure the accuracy and timeliness of energy consumptionmeasurement data.
TU Xiaowei +3 more
openaire +1 more source
Metro Vehicle Bogie Abnormal Vibration and Fatigue Failure
Chengshi guidao jiaotong yanjiuObjective Due to the increase of metro operation mileages and track conditions complexity, abnormal bogie vibrations caused by wheel-rail wear often occur. Bogie frame serves as an important load-bearing component, requiring research on its structural integrity and vibration failure mechanism under abnormal vibration conditions.
ZHAO Wei +4 more
openaire +1 more source
Noise Test and Optimization of Auxiliary Converter for Metro Vehicle
, 2018 In order to reduce the noise of auxiliary converter in metro vehicle, noise characteristics of the auxiliary converter were obtained through the vibration and noise test in different working conditions. Based above, the noise transfer path analysis, optimization of duct structure, and duct muffler treatment were carried out.
DING Jie +3 more
openaire +1 more source
Causations and Countermeasures of Wheel Partial Wear of Metro Vehicles [PDF]
Journal of Mechanical Engineering, 2020 openaire +1 more source
Brake Anti-slide Detection and Protection for Metro Vehicles
, 2015 Based on the weakness analysis of the traditional wheel-slip detect methods such as speed difference and decelerationcriterion, proposals were given for the reference speed calculation and over sensitive caused by deceleration-criterion. At the same time, two different strategy of anti-slide recovery were compared, and their influence on the anti-slide
YU Jieren +4 more
openaire +1 more source
Analysis and Optimization of Abnormal Vibration of Metro Vehicle Floor
, 2017 In view of the abnormal vibration of a carriage floor in the delivery process of a metro vehicle, a large number of vibration tests and analysis were carried out to find the source of the abnormal vibration and eliminate the possibility of the transformer box and floor resonance.
LI Hua +4 more
openaire +1 more source
Vehicle Formation Scheme for Wuxi Metro Line 5
Chengshi guidao jiaotong yanjiuObjective To somewhat address the issues of low passenger load factor, high operating cost, and excessive reliance on government subsidies in medium-sized urban rail transit network, taking Wuxi Metro Line 5 as example, a formation scheme of new line vehicles is developed based on the actual passenger flow on operating lines.
LU Jie, FAN Yong, FENG Liyuan
openaire +1 more source
Study on Electro Pneumatic Brake Coordination for Metro Vehicles
, 2018 In order to solve the abnormal wheelsets wear of some metro vehicles after long-term operation, the abnormal wheelsets wear caused by poor electro-pneumatic braking coordination and signal control instruction error of metro vehicles was investigated and analyzed.
QI Guojun, GE Dangchao
openaire +1 more source
Optimization Research of the Earthing Design for Metro Vehicle
Open Journal of Transportation Technologies, 2018 openaire +1 more source