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2015下学年学院固体力学前沿讲座预告(二)10月19日下午

发布时间:2015-10-18浏览次数:
报告题目Near-surface wave field induced by moving loads

报 告 人Julius Kaplunov, Keele University, UK

报告时间1019日(星期一)下午2:30

报告地点:国际交叉学院(IRC308会议室(新体育馆南侧)

报告摘要

A specialized model oriented to near-surface elastodynamics is established. It enables to split calculations into two stages. First, a wave problem is solved on the surface. Then, the interior field is determined from an appropriate static formulation. The model is adapted for a broad range of moving load problems inspired by modern high-speed railway transport. In particular, three-dimensional analysis of a coated half-space under a point force moving with a speed close to the Rayleigh wave speed is developed. Comparisons with several known solutions of plane strain steady state and transient problems demonstrate the advantages of the developed approach for modelling near-resonance regimes. [References: (1) On a 3D moving load problem for an elastic half-space (Special issue dedicated to Prof V. I. Alshits), Wave Motion 50, 2013, 1229-1238. (2) A revisit to the moving load problem using an asymptotic model for the Rayleigh wave, Wave Motion 47, 2010, 440-451.]

报告人简介

RESEARCH INTERESTS

Multiscale Material Modelling, Wave Propagation, Asymptotic Methods, Continuum Mechanics.

EDUCATION AND DEGREES

1979

Diploma of Education. Moscow Mathematical School No. 444, Moscow.

1988

PhD in Physical Applied Mathematics. The Institute for Problems in Mechanics, Academy of Sciences of USSR, Moscow.

1997

Certified Full Professorship. Ministry of Education of Russia.

ACADEMIC APPOINTMENTS

2000 – 2005

Lecturer, Reader. Department of Mathematics, The University of Manchester, UK.

2005 – 2012

Professor. Department of Mathematical Sciences, Brunel University of London, UK.

2012-

Professor. School of Computing and Mathematics, Keele University, UK.

ADMINISTRATION

2006 – 2009

Head of the Department of Mathematical Sciences, Brunel University of London, UK.

2012 -

Member of Brunel Research Excellence Framework (REF) panel

AWARDS AND HONOURS

Alexander von Humboldt Fellowship (1992);

Russian Presidential Fellowship for Young Professors (younger than 40) (1998);

Distinguished Visiting Professor, Saratov State University, Russia (2001);

Fellow of the Institute of Mathematics and Its Applications, UK (2006);

Member of Board of Governors, Integrated Nano-Science & Commodity Exchange (INSCX exchange), UK (2010).



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