Research and application of key technologies for intelligent control and detection in prestressed construction of railway bridge
March 2025
China's railway prestressed concrete bridge has more than 600000 holes, prestressed engineering is a key force system affecting the safety and durability of the prestressed concrete bridge structure,...
Exploration and practice of high speed EMU digital train based on digital twin
March 2025
Digital twin is one of the key technologies driving the digitalization and intelligence of railway transportation equipment. The development of enabling technologies such as big data, industrial internet...
Intelligent human-computer interactive training assistant system for rail systems
March 2025
In recent years, railway construction in China has developed vigorously. With continuous improvements in the high-speed railway network, the focus is gradually shifting from large-scale construction...
Anti-spoofing performance analysis of typical GNSS-based railway train positioning schemes
March 2025
Global Navigation Satellite Systems (GNSSs) are vulnerable to both unintentional interference and intentional attacks, making it difficult to meet the stringent safety requirements of railway train...
Influence of guidance signs on platform evacuation in suburban railway tunnel under smoke and obstacle environment
March 2025
Once a train stops in a tunnel section and requires emergency evacuation, the large distance between stations and long walking distances in the underground spaces of suburban railway systems pose potential...
Dynamic response of high-speed railway vehicle and welded turnout on large-span bridges based on rigid-flexible coupling system
December 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...
High-precision urban rail map construction based on multi-sensor fusion
December 2024
The construction of high-precision urban rail maps is crucial for the safe and efficient operation of railway transportation systems. However, the repetitive features and sparse textures in urban rail...
Dynamic squeezing behavior of tamping machine in railway maintenance
December 2024
Tamping squeeze is essential for maintaining ballasted tracks. Previous studies have simulated squeezing behavior as a linear motion with a constant squeezing distance, which is unsuitable for various...
A miniaturized wideband high-gain end-fire antenna for 5G-R communication applications
December 2024
This paper presents a miniaturized wideband high-gain microstrip end-fire antenna specifically designed for 5G-R communication applications. The antenna structure comprises a microstrip folded dipole...
Topology optimization of a ratchet compensation structure subject to periodic constraints
December 2024
The railway pantograph-catenary system employs a ratchet compensation device to sustain the tension of the contact wire. However, the excessive weight associated with the ratchet structure adversely...
Local and global sensitivity analysis for railway upgrading between hydrogen fuel cell and electrification
December 2024
In the field of rail transit, the UK Department of Transport stated that it will realize a comprehensive transformation of UK railways by 2050, abandoning traditional diesel trains and upgrading them...
Overview of China high-speed railway earthquake early-warning system
December 2024
Amidst China's aggressive expansion of its high-speed rail network, the intersection of these lines with seismic fault zones has elevated the risk profile for high-speed rail travel. To counteract the...
WiFi performance analysis in high-speed railway communication
December 2024
In High-Speed Railways (HSRs), the Train Control and Management System (TCMS) plays a crucial role. However, as the demand for train networks grows, the limitations of traditional wired connections...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...