Swelling characteristics of andesite foundation induced by water immersion and their influence on ballastless track subgrade
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Mountain Science"
DOI: 10.1007/s11629-019-5773-4
Abstract: To study the mechanical and deformation characteristics of ballastless track subgrade filled with micro-expansion fillers in a water-immersed environment, a physical model of ballastless track subgrade was constructed on a 1:2 scale with expansive andesite… read more here.
Keywords: track; water; foundation; ballastless track ... See more keywords
Simplified seismic model of CRTS II ballastless track structure on high-speed railway bridges in China
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2020.110453
Abstract: Abstract 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 railway (HSR) bridges in China.… read more here.
Keywords: crts ballastless; track; model; track structure ... See more keywords
Investigation into the critical speed of ballastless track
Sign Up to like & getrecommendations! Published in 2019 at "Transportation Geotechnics"
DOI: 10.1016/j.trgeo.2018.12.004
Abstract: Abstract As train speeds are increased, the issue of the critical speed must be faced, especially when tracks run across soft ground. This is the phenomenon describes the amplification of the track deflections due to… read more here.
Keywords: speed; critical speed; track; ballastless track ... See more keywords
Seismic Damage Mechanism of CRTS-II Slab Ballastless Track Structure on High-Speed Railway Bridges
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Structural Stability and Dynamics"
DOI: 10.1142/s021945542050011x
Abstract: China Railway Track System II (CRTS II) slab ballastless track structure is one of commonly adopted track systems on the high-speed railway bridge, which has been found seismically vulnerable under... read more here.
Keywords: track; railway; slab ballastless; crts slab ... See more keywords
Hydrodynamic Pressure and Velocity Distributions in the Interlayer Crack of Ballastless Track under High-Speed Train Load: A Theoretical Analysis
Sign Up to like & getrecommendations! Published in 2018 at "Mathematical Problems in Engineering"
DOI: 10.1155/2018/3187979
Abstract: In the abundant rain or poor drainage areas, there will be serious water damage existing in the interlayer of ballastless track. The essence of water damage of ballastless track is a dynamic development process of… read more here.
Keywords: water; hydrodynamic pressure; velocity; ballastless track ... See more keywords
Behavior and Control of the Ballastless Track-Subgrade Vibration Induced by High-Speed Trains Moving on the Subgrade Bed with Mud Pumping
Sign Up to like & getrecommendations! Published in 2019 at "Shock and Vibration"
DOI: 10.1155/2019/9838952
Abstract: This paper investigates behavior and control of the ballastless track-subgrade vibration induced by high-speed trains under mud pumping occurring in the subgrade bed. The characteristics of mud pumping occurring in the subgrade bed under the… read more here.
Keywords: vibration; subgrade; mud pumping; ballastless track ... See more keywords
Calculation of Reasonable Tension Value for Longitudinal Connecting Reinforcement of CRTSII Slab Ballastless Track
Sign Up to like & getrecommendations! Published in 2018 at "Applied Sciences"
DOI: 10.20944/preprints201810.0260.v1
Abstract: There is a confusion in the original design concept for the tensioning of longitudinally connected reinforcement of CRTSII slab ballastless track. In order to clarify the effect of tension value of longitudinal reinforcement on mechanical… read more here.
Keywords: tension; ballastless track; reinforcement; slab ... See more keywords
Influence of Emulsified Cement Asphalt Mortar Seam on Dynamic Characteristics of Vehicle- China Railway Track System II Ballastless Track System
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Engineering Science and Technology Review"
DOI: 10.25103/jestr.106.08
Abstract: Emulsified cement asphalt mortar (CA mortar) seam is a common defect in the running of China Railway Track System II (CRTS II) slab ballastless track, and this error affects safety during high-speed driving. The influence… read more here.
Keywords: track system; track; vehicle; ballastless track ... See more keywords
Application Study on Fiber Optic Monitoring and Identification of CRTS-II-Slab Ballastless Track Debonding on Viaduct
Sign Up to like & getrecommendations! Published in 2021 at "Applied Sciences"
DOI: 10.3390/app11136239
Abstract: China Railway Track System (CRTS)-II-slab ballastless track is a new type of track structure, and its interlayer connection state is considerably important for the operation safety and ride comfort of high-speed trains. However, the location… read more here.
Keywords: application; monitoring; track; identification ... See more keywords
Dynamic Analysis of CRTS II Ballastless Track-Vehicle System Based on Moving Unit Method
Sign Up to like & getrecommendations! Published in 2023 at "Applied Sciences"
DOI: 10.3390/app13116566
Abstract: On account of the influence of the discontinuity of CRTS II ballastless track slabs and the discrete support of track pads on the high-speed rail vehicle-ballastless track system, a vibration analysis calculation model of the… read more here.
Keywords: dynamic response; ballastless track; discontinuity; track ... See more keywords
Numerical Investigation of Interlaminar Stress of CRTS II Slab Ballastless Track Induced by Creep and Shrinkage of Concrete
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15072480
Abstract: The secondary development of ABAQUS was carried out to calculate the shrinkage and creep of concrete, and a finite element model of the China Railway Track System (CRTS) II slab ballastless track was established. Then,… read more here.
Keywords: crts slab; ballastless track; shrinkage; track ... See more keywords