An improved YOLOv7 for the state identification of sliding chairs in railway turnout
Available online 5 April 2024
The sliding chairs are important components that support the switch rail conversion in the railway turnout. Due to the harsh environmental erosion and the attack from the wheel vibration, the failure...
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Thermal stress simulation analysis of aerospace optical fibers and connectors and the related extensions on high-speed railway area
Available online 2 April 2024
Aerospace optical cables and fiber-optic connectors have numerous advantages (e.g., low loss, wide transmission frequency band, large capacity, light weight, and excellent resistance to electromagnetic...
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Disturbance rejection tube model predictive levitation control of maglev trains
March 2024
Magnetic levitation control technology plays a significant role in maglev trains. Designing a controller for the levitation system is challenging due to the strong nonlinearity, open-loop instability,...
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A review of artificial intelligence applications in high-speed railway systems
March 2024
In recent years, the global surge of High-speed Railway (HSR) revolutionized ground transportation, providing secure, comfortable, and punctual services. The next-gen HSR, fueled by emerging services...
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Research and application of key technologies for data delivery in railway engineering design based on metadata
March 2024
In view of the problems of inconsistent data semantics, inconsistent data formats, and difficult data quality assurance between the railway engineering design phase and the construction and operation...
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Key technologies for wireless network digital twin towards smart railways
March 2024
An emerging railway technology called smart railway promises to deliver higher transportation efficiency, enhanced comfort in services, and greater eco-friendliness. The smart railway is expected to...
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Determining future high speed rail review topics through bibliometric analysis
March 2024
As High Speed Rail (HSR) has proliferated globally, so has a related research field dedicated to exploring and addressing its unique issues. Yet, studies to understand and classify the HSR research...
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A study on temperature monitoring method for inverter IGBT based on memory recurrent neural network
March 2024
The power module of the Insulated Gate Bipolar Transistor (IGBT) is the core component of the traction transmission system of high-speed trains. The module's junction temperature is a critical factor...
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High-speed railway track components inspection framework based on YOLOv8 with high-performance model deployment
March 2024
Railway inspection poses significant challenges due to the extensive use of various components in vast railway networks, especially in the case of high-speed railways. These networks demand high maintenance...
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Influence of span-to-depth ratio on dynamic response of vehicle-turnout-bridge system in high-speed railway
March 2024
For high-speed railways, the smoothness of the railway line significantly affects the operational speed of trains. When the train passes through the turnout on a long-span bridge, the wheel-rail impacts...
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Temperature field calculation of rail flash welding
Available online 30 March 2024
The forging stage of rail flash welding has a decisive influence on joint strength, and the study of the temperature distribution in the process has an important role in further improving joint strength....
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Dynamic constraint and objective generation approach for real-time train rescheduling model under human-computer interaction
December 2023
Real-time train rescheduling plays a vital role in railway transportation as it is crucial for maintaining punctuality and reliability in rail operations. In this paper, we propose a rescheduling model...
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Research on the design of ballastless track in the subgrade section of high-speed railway in high earthquake-intensity area
December 2023
According to the characteristics of complex terrain and bad geological conditions in the southwest mountainous area of China, it is proposed that cast-in situ double-block ballastless track with layers...
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Point cloud-based environment reconstruction and ray tracing simulations for railway tunnel channels
December 2023
Radio propagation environment plays a critical role in the performance of wireless communication systems, and understanding channel characteristics is vital for ensuring reliable communication links...
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Performance of the suspension method in large cross-section shallow-buried tunnels
December 2023
Large cross-section tunnel construction induces ground surface settlements, potentially endangering both subterranean projects and nearby above-ground structures. A novel tunnel construction method,...
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Vibration-based bearing fault diagnosis of high-speed trains: A literature review
December 2023
Due to the advantages of comfort and safety, high-speed trains are gradually becoming the mainstream public transport in China. Since the operating speed and mileage of high-speed trains have achieved...
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Design and implementation of railway green performance basic data collection system
December 2023
This study addressed the issues related to the collection and management of basic data for railway green performance. A railway green performance basic database has been constructed based on metadata...
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Static strength and crashworthiness analysis of a train cowcatcher at a running speed of 160 km/h
December 2023
The cowcatcher is one of the unique devices at the front end of the train, which can remove obstacles on the track by crashing before the vehicle body to ensure the safety of the train. When a collision...
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Research on fatigue evaluation method of high-speed train axle based on axle box acceleration
December 2023
As a key safety component of the high-speed train, fatigue fracture of the axle would lead to major accidents such as derailment or overturning. The complexity of the axle dynamic stress test seriously...
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The design and application of BIM + refined management and control platform for the Jingxiong railway bridge
September 2023
The high-speed railway construction involves multiple professional fields, such as railway design, construction, and supervision. This paper architects the "BIM+ " project refined management platform,...
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Research on railway BIM platform framework based on homemade graphics engine
September 2023
At present, BIM platforms rely on foreign software. Homemade software and industry applications are mostly secondary developments, which present stranglehold problems caused by interruptions to the...
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The research on the high strength and anti-arc ablation coatings applied in steel conductive rail
September 2023
In order to enhance the ablation-resistant performance of stainless-steel conductive rails, Mo coating, 410 stainless steel coating and 15 wt% Cr2AlC particles reinforced 410 stainless steel composite...
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Virtual sample generation for model-based prognostics and health management of on-board high-speed train control system
September 2023
In view of class imbalance in data-driven modeling for Prognostics and Health Management (PHM), existing classification methods may fail in generating effective fault prediction models for the on-board...
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Carbon emissions reduction potentiality for railroad transportation based on life cycle assessment
September 2023
This study addresses the comparative carbon emissions of different transportation modes within a unified evaluation framework, focusing on their carbon footprints from inception to disposal. Specifically,...
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Refined disturbance observer based prescribed performance fixed-time control of high-speed EMS trains with track irregularities
September 2023
High-speed Electromagnetic Suspension (EMS) train is continuously impacted by the irregularity of the track, which worsens the levitation performance of the train. In this paper, a composite control...
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