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Journal Articles

Open-source one-dimensional modelling of piston-effect pressure waves in high-speed railway tunnels: verification, benchmarking against 3D CFD and single-train design-load screening

Tung Doan
Journal: Railway Sciences
Railway Sciences 1–20.
https://doi.org/10.1108/RS-08-2026-0068
Published: 01 October 2026
...Tung Doan Purpose The piston effect of a high-speed train passing through a tunnel produces pressure transients that drive tunnel cross-section design and impose loads on rolling stock and equipment. This paper verifies an open-source one-dimensional solver for these transients and defines...
View article titled, Open-source one-dimensional modelling of piston-effect pressure waves in high-speed railway tunnels: verification, benchmarking against 3D CFD and single-train design-load screening
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Includes: Supplementary data
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