Artificial-intelligent-powered safety and efficiency improvement for controlling and scheduling in integrated railway systems
September 2024
The multi-mode integrated railway system, anchored by the high-speed railway, caters to the diverse travel requirements both within and between cities, offering safe, comfortable, punctual, and eco-friendly...
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Generalized autoencoder-based fault detection method for traction systems with performance degradation
September 2024
Fault diagnosis of traction systems is important for the safety operation of high-speed trains. Long-term operation of the trains will degrade the performance of systems, which decreases the fault detection...
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Research on fault time prediction method for high speed rail BTM unit based on multi method interactive validation
September 2024
The Balise Transmission Module (BTM) unit of the on-board train control system is a crucial component. Due to its unique installation position and complex environment, this unit has a higher fault rate...
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Study on the dynamic contact relationship between layers under temperature gradients in CRTSⅢ ballastless track
September 2024
In areas with large temperature differences, the uneven distribution of temperatures in the CRTS III ballastless track slab due to daytime sunlight can cause warpage deformation, leading to periodic...
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JR East aims for driverless Shinkansen operation
September 2024
East Japan Railway Company (JR East) is aiming to “realize driverless train operation” as one of the key measures to respond to rapid changes in the business environment. Currently, Automatic Train...
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A time-space network-based model for transportation service optimization of China Railway Express
September 2024
This paper describes the development and optimization plans for the China Railway Express (CR Express). As a new type of international land transport organization, CR Express has emerged with the continuous...
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Virtually coupled train set control subject to space-time separation: A distributed economic MPC approach with emergency braking configuration
September 2024
The emerging virtual coupling technology aims to operate multiple train units in a Virtually Coupled Train Set (VCTS) at a minimal but safe distance. To guarantee collision avoidance, the safety distance...
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High-speed railway and safety: Insights from a bibliometric approach
September 2024
High-Speed Rail (HSR) systems represent a significant advancement in modern transportation. They offer rapid, efficient, and environmentally friendly alternatives to traditional rail, air travel and...
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Dynamic response of high-speed railway vehicle and welded turnout on large-span bridges based on rigid-flexible coupling system
Available online 16 September 2024
Welded Turnout on Large-span Bridge (WTLB) is a complex multi-layer heterogeneous system and can significantly influence the service performance of High-Speed Railway (HSR). Understanding the coupling...
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Bearing fault diagnosis based on a multiple-constraint modal-invariant graph convolutional fusion network
June 2024
Multisensor data fusion method can improve the accuracy of bearing fault diagnosis, in order to address the problems of single-sensor data types and the insufficient exploration of redundancy and complementarity...
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A related degree-based frequent pattern mining algorithm for railway fault data
June 2024
It is of great significance to improve the efficiency of railway production and operation by realizing the fault knowledge association through the efficient data mining algorithm. However, high utility...
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Temperature field calculation of rail flash welding
June 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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Effects of plasma spraying process on microstructure and mechanical properties of Cr2AlC/410 composite coatings
June 2024
To investigate the influences of Cr2AlC mass fraction and supersonic plasma spraying process on the microstructure and mechanical properties of Cr2AlC reinforced 410 stainless steel composite coatings,...
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Thermal stress simulation analysis of aerospace optical fibers and connectors and related extensions to high-speed railway area
June 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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An improved YOLOv7 for the state identification of sliding chairs in railway turnout
June 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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Optimal allocation method of electric/air braking force of high-speed train considering axle load transfer
June 2024
Reasonable distribution of braking force is a factor for a smooth, safe, and comfortable braking of trains. A dynamic optimal allocation strategy of electric-air braking force is proposed in this paper...
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Train wheel-rail force collaborative calibration based on GNN-LSTM
June 2024
Accurate wheel-rail force data serves as the cornerstone for analyzing the wheel-rail relationship. However, achieving continuous and precise measurement of this force remains a significant challenge...
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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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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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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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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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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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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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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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