Shaking analysis of high-speed train’s carbody when cross lines
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-019-0205-5
Abstract: The high-speed train will exhibit different vibration characteristics when running on different lines. When the equivalent conicity of the wheel rail profile is larger, the critical speed of the vehicle will decrease, which will lead… read more here.
Keywords: speed train; carbody; high speed; equivalent conicity ... See more keywords
Method of multi-mode vibration control for the carbody of high-speed electric multiple unit trains
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2017.05.010
Abstract: Abstract A method of multi-mode vibration control for the carbody of high-speed electric multiple unit (EMU) trains by using the onboard and suspended equipments as dynamic vibration absorbers (DVAs) is proposed. The effect of the… read more here.
Keywords: carbody; vibration; control; multi mode ... See more keywords
Coupling effect of track irregularity and wheel–rail contact conicity on carbody swaying of a metro vehicle: an experimental investigation
Sign Up to like & getrecommendations! Published in 2024 at "Vehicle System Dynamics"
DOI: 10.1080/00423114.2024.2362947
Abstract: A carbody swaying with low frequency of about 2 Hz occurs during vehicles with linear induction motors (LIM) running in shallow curve and straight sections on a China metro line, which significantly deteriorates the ride comfort… read more here.
Keywords: rail contact; wheel rail; track; carbody ... See more keywords
Carbody swaying suppression for a high-speed rail vehicle by utilising active lateral suspension control
Sign Up to like & getrecommendations! Published in 2024 at "Vehicle System Dynamics"
DOI: 10.1080/00423114.2024.2398005
Abstract: This study proposes the use of active lateral secondary suspension (ALS) to address low-frequency carbody swaying in high-speed rail vehicles under low wheel-rail conicity conditions. Field experiments reveal lateral acceleration exceeding 0.10 g at a… read more here.
Keywords: vehicle; control; carbody; carbody swaying ... See more keywords
Research on Low-Frequency Swaying Mechanism of Metro Vehicles Based on Wheel-Rail Relationship
Sign Up to like & getrecommendations! Published in 2020 at "Shock and Vibration"
DOI: 10.1155/2020/8878020
Abstract: For the worn state of the wheel, metro vehicles often suffer a serious carbody swaying issue, which causes the lateral stability of the vehicle to exceed the limit and affects the ride comfort. An experimental… read more here.
Keywords: carbody; frequency; frequency swaying; geometry ... See more keywords
Analysis of the dynamic response and fatigue reliability of a full-scale carbody of a high-speed train
Sign Up to like & getrecommendations! Published in 2018 at "Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit"
DOI: 10.1177/0954409718757295
Abstract: For a vehicle operating under different line conditions, coupled with track irregularity and many other factors, the carbody is subjected to extremely complex random loads, and the load mainly exists in the form of an… read more here.
Keywords: strength; points concern; carbody; model ... See more keywords
Carbody vibrations of high-speed train caused by dynamic unbalance of underframe suspended equipment
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Mechanical Engineering"
DOI: 10.1177/1687814018818969
Abstract: The effect of dynamic unbalance of the underframe suspended rotational equipment on the flexible vibrations of the carbody has become a major concern for high-speed trains. It is known from the field tests that the… read more here.
Keywords: carbody vibrations; dynamic unbalance; carbody; equipment ... See more keywords
Numerical study on the influence of suspended equipments on the ride comfort in high speed railway vehicles
Sign Up to like & getrecommendations! Published in 2019 at "Scientia Iranica"
DOI: 10.24200/sci.2019.50946.1930
Abstract: To study how the suspended equipments impact the carbody flexible vibrations in railway vehicle and the ride comfort, a rigid flexible general model is required. The numerical simulations rely on three models, derived from the… read more here.
Keywords: carbody; equipment; ride comfort; model ... See more keywords