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Computational Science, Engineering & Technology Series
ISSN 1759-3158 CSETS: 39
COMPUTER ANALYSIS AND DESIGN OF MASONRY STRUCTURES Edited by: J.W. Bull
Chapter 3
Numerical Modelling of the Dynamic Behaviour of Masonry Structures M. Lucchesi1, C. Padovani2, G. Pasquinelli2
B. Pintucchi1 and N. Zani1
1Department of Civil and Environmental Engineering, University of Firenze, Italy M. Lucchesi, C. Padovani, G. Pasquinelli
B. Pintucchi, N. Zani, "Numerical Modelling of the Dynamic Behaviour of Masonry Structures", in J.W. Bull, (Editor), "Computer Analysis and Design of Masonry Structures", Saxe-Coburg Publications, Stirlingshire, UK, Chapter 3, pp 55-98, 2017.
Keywords: masonry, nonlinear dynamics, numerical methods.
Abstract
This chapter is devoted to comparing two numerical approaches for modelling the
dynamic behaviour of masonry structures. The constitutive equation of masonrylike
materials with bounded compressive strength and the dynamic problem for both
three-dimensional bodies and one-dimensional structures are presented. The numerical
methods implemented in the codes NOSA and MADY, respectively for three- and
one-dimensional structures, are outlined. With the aim of comparing the two numerical
procedures, two examples, a masonry tower with rectangular cross-section and
a masonry arch, are addressed. The structures are subjected to their own weight and
to three accelerograms recorded during real earthquakes. The comparison with the
numerical results obtained assuming a linear elastic behaviour for the materials constituting
the tower and the arch has stressed the importance of accurate constitutive
models for masonry.
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