Recent Articles

Open access

ISSN: 3050-8142

Test case generation of onboard ATP for heavy haul rail based on hybrid whale optimization algorithm

Combinatorial Testing (CT) of the onboard Automatic Train Protection (ATP) functionality of train control systems for heavy haul rail can significantly enhance the safety of signalling equipment. However,...

Local shortwave irregularities detection for high-speed railway bridges using wavelet energy features of train-induced accelerations

Local shortwave irregularities, a prevalent form of track damage, intensify train-bridge interactions, potentially compromising the safety and comfort of high-speed trains while shortening the service...

Mapping safety science in the construction and process industries: parallels and discrepancies

•This study provides a high-level scientific review of scientific research on construction safety and process safety.•This study compares the research topics of construction safety and process safety...

Mechanical properties and damage analysis of polymer fiber reinforced concrete in low vacuum environments based on acoustic emission technology

•The mechanical properties of concrete in low vacuum environments were improved by polymer fiber reinforcement.•Acoustic emission technology was utilized for mechanical damage analysis.•High-content...

Optimizing mountain railway alignments with a potential field guided 3D-RRT-star algorithm

Developing railway alignments becomes increasingly challenging in undulating terrain with densely-distributed obstacles. Traditional alignment optimization methods, which employ a design process characterized...

Energy-efficient operation trajectory optimization of heavy-haul trains based on hybrid biological intelligent heuristic strategy

The operation trajectory optimization of heavy-haul trains has potential to diminish transportation energy consumption. This can lead to significant economic benefits. However, in the domain of heavy-haul...

Seismic safety of high-speed railway train track bridge systems: research progress, disaster mechanisms, and mitigation strategies

High-speed railway (HSR), as a rapid and efficient mode of transportation, is undergoing significant development in China. Bridge structures are widely utilized owing to their superior adaptability...

Improved vertical settlement calculation model for prefabricated subway stations considering shear effect under time-varying loads

Soil backfilling marks the completion of prefabricated subway stations, exhibiting notable spatio-temporal specificity. Soil backfilling can cause uneven longitudinal settlement, leading to disasters...

Deformation of Ballastless Track and Vehicle-track Dynamic Response Affected by Subgrade Arch in Red Mudstone Areas

Red mudstone, a pliant sedimentary rock, possesses the potential to instigate subgrade arching, a phenomenon brought about by its propensity for water absorption, expansion, and unique rheological properties....

Study on rapid chloride ion migration, frost resistance and microstructure evolution of basalt fiber reinforced cement-based composites

•Basalt fibers enhance the permeability and frost resistance of cement.•Basalt fiber enhances the internal pore structure and microstructure of cement.•Reveals the correlation between cement durability...

Trends and perspectives in structural health monitoring through edge computing: A review with zero-shot natural language processing categorization

The integration of edge computing into Structural Health Monitoring presents a transformative shift, overcoming limitations in latency, scalability, and centralized data processing. This review conducts...

Preparation and composite strengthening of desert sand artificial aggregates and their influence on concrete mechanical properties

Desert sand offers a vast yet underutilized resource for producing artificial aggregates to alleviate aggregate shortages in desert-region infrastructure. In this study, high-quality desert sand artificial...

A critical review of operations research on the operation and maintenance of railway systems

The railway system plays a critical role in modern transportation networks. To ensure its sustainable and reliable operation, conducting efficient operation and maintenance becomes the utmost concern...

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