Assessing the key factors affecting the substructure of ballast-less railway track under moving load using a double-beam model and random forest method

M Koohmishi, A Azarhoosh, H Naderpour - Structures, 2023 - Elsevier
In this paper, an approach is presented for analyzing the substructure of a slab track. The
approach involves deriving a semi-analytical solution of the double-beam model, which …

Stochastic Higher-order Finite Element Model for the Free Vibration of a Continuous Beam resting on Elastic Support with Uncertain Elastic Modulus

HT Duy, ND Diem, G Van Tan, V Van Hiep… - … , Technology & Applied …, 2023 - etasr.com
This paper deals with a continuous beam resting on elastic support with elastic modulus
derived from a random process. Governing equations of the stochastic higher-order finite …

The influence of nonhomogeneous interlayer stiffness on dynamic response of orbit-girder system under moving load

S Liu, L Jiang, W Zhou, Y Zhang, Y Feng… - International Journal of …, 2022 - World Scientific
Based on the finite Fourier series method and the principle of energy variation, a method for
calculating the dynamic response of an orbit-girder system is proposed, which is suitable for …

Dynamic response analysis of multi-span bridge-track structure system under moving loads

S Liu, L Jiang, W Zhou, C Xilin… - Mechanics Based Design …, 2023 - Taylor & Francis
Based on the finite Fourier series and the energy variation principle, an analytical
calculation method for the dynamic response of multi-span bridge-track structure systems …

Free and forced vibration analysis of double-beam systems with concentrated masses

X Zhao - Journal of the Brazilian Society of Mechanical Sciences …, 2021 - Springer
The double-beam system finds many applications in various engineering fields due to its
light-weight, sufficient rigidity (flexibility), and robust and reliable performance. The …

Vibrations of Timoshenko double-beam systems with arbitrary intermediate supports and axial loads

X Zhao, H Jaafaru - Arabian Journal for Science and Engineering, 2023 - Springer
Although the double-beam systems are widely utilized, few investigations have been
conducted on the general form of the double-beam system, considering shear deformation …

System reliability assessment of structure of ballast-less railway tracks subjected to moving loads via a double-beam model

H Shahraki, M Koohmishi - Engineering Structures, 2024 - Elsevier
This paper presents a system reliability assessment of the structure of ballast-less railway
tracks (SBLRTs) in which the major structural elements are considered. First, limit state …

[PDF][PDF] Response of rubcrete continuous deep beams under sinusoidal loads

OM Makki, HMK Al-Mutairee - Int. J. Eng. Trans. A Basics, 2022 - ije.ir
Continuous deep beams (CDBs) are the most used members in constructions with highly
exposing to different types of dynamic loads. It is well known that; the concrete is a brittle …

Identification of railway ballasted track systems from dynamic responses of in-service trains

XQ Zhu, SS Law, L Huang - Journal of Aerospace Engineering, 2018 - ascelibrary.org
Railway track is one of the most important parts of the railway system, and monitoring its
condition is essential to ensure the safety of trains and reduce maintenance cost. An …

Double beam model for reinforced tensionless foundations under moving loads

S Bhatra, P Maheshwari - KSCE Journal of Civil Engineering, 2019 - Springer
An attempt is made herein to analyse the rails resting on earth beds with geocell inclusion
under a moving load. Reinforced soil system is assumed to react to compressive forces only …