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Vibration of the bridge under moving singular loads - theoretical formulation and numerical solution
Abstract
The paper presents the results of the numerical analysis of a simple vehicle passing over a simply supported bridge span. The bridge is modelled by a Euler-Bernoulli beam. The vehicle is modelled as a linear, visco-elastic oscillator, moving at a constant speed. The system is described by a set of differential equations of motion and solved numerically using the Runge-Kutta algorithm. The results are compared with the solution obtained in commercial FEM software using the Newmark method. The parameters of the system are taken from the existing bridge span and from the existing railway vehicle. Simulations are also performed with a concentrated force model of the vehicle.
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- Category:
- Articles
- Type:
- artykuły w czasopismach recenzowanych i innych wydawnictwach ciągłych
- Published in:
-
Journal of Applied Mathematics and Computational Mechanics
no. 15,
edition 1,
pages 169 - 180,
ISSN: 2299-9965 - Publication year:
- 2016
- Bibliographic description:
- Szafrański M.: Vibration of the bridge under moving singular loads - theoretical formulation and numerical solution// Journal of Applied Mathematics and Computational Mechanics. -Vol. 15., iss. 1 (2016), s.169-180
- DOI:
- Digital Object Identifier (open in new tab) 10.17512/jamcm.2016.1.17
- Verified by:
- Gdańsk University of Technology
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