Analytical investigation on the geometry of longitudinal continuous track in high-speed rail corresponding to lateral bridge deformation

Z Lai, L Jiang, X Liu, Y Zhang, W Zhou - Construction and Building …, 2021 - Elsevier
This study presents an analytical method to describe the geometry status of the track of a
high-speed rail (HSR) line when the bridges are subjected to different types of lateral …

Simplified seismic model of CRTS II ballastless track structure on high-speed railway bridges in China

W Guo, Y Hu, H Gou, Q Du, W Fang, L Jiang, Z Yu - Engineering Structures, 2020 - Elsevier
An effective simplified model of CRTS II ballastless track structure is proposed in this paper
and is expected to applied into the practical seismic design and analysis of high-speed …

Seismic damage analysis of bridge-CRTS Ⅲ slab ballastless track system on high-speed railway

W Guo, Y Ye, Y Hu - Soil Dynamics and Earthquake Engineering, 2022 - Elsevier
With the wide application of the Chinese Railway Track System Ⅲ (CRTS Ⅲ) slab
ballastless track structure in highspeed railway lines, the seismic safety of CRTS Ⅲ slab …

Lateral girder displacement effect on the safety and comfortability of the high-speed rail train operation

Z Lai, L Jiang, W Zhou, J Yu, Y Zhang, X Liu… - Vehicle system …, 2022 - Taylor & Francis
Rail irregularity presents a major threat to the high-speed train (HST) safety on a high-speed
rail (HSR) bridge. Lateral bridge deformation has a significant impact on geometric …

In-situ testing and finite element model updating of a long-span cable-stayed bridge with ballastless track

S Qin, S Han, S Li - Structures, 2022 - Elsevier
Ballastless track is widely used in high-speed railways due to its long service life, low
maintenance costs, and excellent riding comfort. However, laying a ballastless track on a …

[HTML][HTML] Using Mixed Methods to Identify Evaluation Indicators for Green Railway Transportation Operations in China

W Chen, Y Yu, X Fang, Z Yuan, S Tong - Sustainability, 2023 - mdpi.com
The transition of China's railways from aggressive expansion to sustainable development
has sparked widespread discussions on green railways. Previous studies have primarily …

Earthquake influence on the rail irregularity on high‐speed railway bridge

Z Lai, X Kang, L Jiang, W Zhou, Y Feng… - Shock and …, 2020 - Wiley Online Library
Rail irregularity is the leading cause of enhancing train‐track coupling vibration and,
therefore, should be studied in detail for safety requirements. In this study, the differences …

Analytical evaluation of lateral rail unevenness on high-speed railway bridge after transversal seismic shaking

Z Lai, L Jiang - Engineering Structures, 2022 - Elsevier
China has the largest network of high-speed railway (HSR) lines in the world. Since most of
China's territories are within seismic zones, many HSR lines are under the threat of …

On the deformation of CRTS-Ⅲ ballastless track during the casting process of self-compacting concrete: Numerical simulations and random forest-based prediction …

M Su, Q Chong, H **e, Y **e, Z Zeng - Engineering Structures, 2024 - Elsevier
CRTS (China railway track system)-Ⅲ slab track is a main structural type of ballastless track
in Chinse high-speed railway (HSR), which requires precise positioning of prefabricated …

Damage detection of spatial track–bridge system with interlayer connection using high-speed train response and sensitivity analysis

Y Wang, J Zhan, J Li, H **a, F Zhang… - International Journal of …, 2024 - World Scientific
Bridge damage detection has attracted much attention recently. Most studies on damage
detection of the high-speed railway (HSR) bridge neglect the effect of the interlayer …