Results 81 to 90 of about 1,023,476 (310)
Analysis and Countermeasures for Abnormal Brake Disc Wear on Shanghai Metro Type A Train
Chengshi guidao jiaotong yanjiuObjectiveThe foundation brake rigging is an essential component for ensuring train operational safety. Abnormal wear of brake discs affects train operational stability，increases maintenance costs，and undermines the operational efficiency and economic ...
Ziwei HUO
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Load Characteristics of B-type Metro Vehicle Bogie Frame
Chengshi guidao jiaotong yanjiuObjective The international standards adopted in metro vehicle design and verification in China do not fully align with the actual vehicle operating conditions, resulting in the phenomenon of fatigue cracks in some metro vehicle bogie frames before ...
WANG Yuguang +3 more
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Sustainable Development, EarlyView.ABSTRACT As society continues to develop, hydrogen has emerged as a promising fuel for maritime decarbonization. This study develops an integrated environmental and economic assessment framework for the Vancouver Fraser Port Authority (VFPA) by combining life‐cycle assessment, levelized cost analysis, and multi‐criteria decision analysis across 36 ...
Ziyu Wang, Xueyan Lin, Chunjiang An
wiley +1 more source
Research on Fault Diagnosis of Metro Vehicle Gearboxes Based on Convolutional Neural Networks
Chengshi guidao jiaotong yanjiuObjectiveTo improve the accuracy and effectiveness of fault diagnosis for metro vehicle gearboxes，a gearbox fault diagnosis method based on CNN （convolutional neural network） is proposed.
Yuxu HUO
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Southern Economic Journal, EarlyView.ABSTRACT This paper examines the causal impact of federal homeless‐assistance grants on reported homelessness and shelter capacity across 370 Continuums of Care in 2019. We exploit cross‐sectional variation in pre‐1940 housing shares, used in Community Development Block Grant formula allocations, as an instrument for combined CoC and Emergency ...
Luke Maddock, Anita Alves Pena
wiley +1 more source
Chengshi guidao jiaotong yanjiuObjectiveAccording to relevant domestic regulations on metro vehicle gearbox maintenance intervals，the lubricating oil inside the gearbox is required to be replaced periodically every year.
Zhangfan SHI
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THE CORRELATION BETWEEN PERCEPTION OF LEARNING MEDIA AND LEARNING ACHIEVEMENT OF ENGLISH WITH WRITING ABILITY AT THE STUDENTS OF MTs N METRO ACADEMIC YEAR 2012/2013 [PDF]
, 2013 In this research, the research focuses on the main problem that is on the Correlation between Perception of Learning Media and Learning Achievement of English with Writing Ability at the students of MTs N Metro Academic Year 2012/2013.The objectives of ...
Nuraini, Tri
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, 2021 Tujuan dari riset ini untuk mengetahui (1) Pengaruh kompetensi pedagogik terhadap mutu pembelajaran (2) Pengaruh Profesional Guru terhadap mutu pembelajaran (3) Pengaruh kompetensi pedagogik dan profesional guru secara simultan terhadap mutu pembelajaran
Riyanto, Riyanto +3 more
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Safety Science and Technology, EarlyView.ABSTRACT Effectively detecting the operational fatigue of miners can identify safety risks in mines. As the executors of auxiliary transportation in mines, the operational fatigue status of mining truck drivers deserves particular attention and detection.
Ying Chen +4 more
wiley +1 more source
Influence of Electromagnetic Force on Curve PassingDynamic Performance of LIM Metro Vehicle
机车电传动, 2016 Three-dimensional electromagnetic forces (longitudinal, vertical and lateral electromagnetic force) produced between theprimary and secondary of linear induction motor (LIM), may influence the dynamic performance of LIM vehicle.
LIU Gaokun
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