Space–time FEM with block-iterative algorithm for nonlinear dynamic fracture analysis of concrete gravity dam

V Sharma, K Fujisawa, A Murakami - Soil Dynamics and Earthquake …, 2020 - Elsevier
In this paper, space–time finite element method is developed for the dynamic fracture
analysis of dam–reservoir (DR) system which is supported on a perfectly rigid foundation. In …

Virtual functions of the space–time finite element method in moving mass problems

CI Bajer, B Dyniewicz - Computers & structures, 2009 - Elsevier
Classical time integration schemes fail in vibration analysis of complex problems with
moving concentrated parameters. Moving mass problems and moving support problems …

Modelling of alkali-silica reaction under multi-axial load

AB Giorla - 2013 - infoscience.epfl.ch
Abstract Alkali-Silica Reaction (ASR) is a deleterious expansion phenomenon which affects
the long-term behaviour of concrete. Its origin is a chemical reaction between amorphous …

Dynamic modeling of taut strings carrying a traveling mass

M Ferretti, G Piccardo - Continuum Mechanics and Thermodynamics, 2013 - Springer
In this paper, a new consistent dynamic model is proposed, aimed at studying linear
vibrations induced in an elastic wire by a bilaterally constrained single mass moving with a …

Space‐time finite element procedure with block‐iterative algorithm for dam‐reservoir‐soil interaction during earthquake loading

V Sharma, K Fujisawa… - International Journal for …, 2019 - Wiley Online Library
This paper presents a time‐discontinuous Galerkin space‐time finite element method for the
seismic analysis of dam‐reservoir‐soil system. For the reservoir domain an auxiliary …

Space–time finite element approach to general description of a moving inertial load

B Dyniewicz - Finite Elements in Analysis and Design, 2012 - Elsevier
The paper deals with the vibrations of structures subjected to a moving inertial load.
Classical description of the moving mass particle based on the Hermitian shape functions …

New feature of the solution of a Timoshenko beam carrying the moving mass particle

B Dyniewicz, CI Bajer - Archives of Mechanics, 2010 - am.ippt.pan.pl
The paper deals with the problem of vibrations of a Timoshenko beam loaded by a travelling
mass particle. Such problems occur in a vehicle/track interaction or a power collector in …

Dynamics of taut strings undergoing large changes of tension caused by a force-driven traveling mass

M Ferretti, G Piccardo, F Dell'Isola, A Luongo - Journal of Sound and …, 2019 - Elsevier
The nonlinear dynamics of a horizontal, initially taut, elastic string, subjected to a traveling
point-mass driven by an assigned time-dependent force, is studied. A kinematically exact …

Intelligent adaptive control of the vehicle-span/track system

B Dyniewicz, R Konowrocki, CI Bajer - Mechanical Systems and Signal …, 2015 - Elsevier
This paper presents the strategy of semi-active damping of vibrations of a beam span
subjected to a moving load. Intermediate supports as controlled dampers significantly …

Semi-active control of 1D continuum vibrations under a travelling load

D Pisarski, CŁI Bajer - Journal of sound and vibration, 2010 - Elsevier
The paper presents a method for computing the response of a 1D elastic continuum
supported by a set of semi-active viscous dampers and induced by a load travelling over it …