Parallelized transient elastic wave propagation in orthotropic structures

  • Authors:
  • Peter Arbenz;Jürg Bryner;Christine Tobler

  • Affiliations:
  • ETH Zürch, Computer Science Department, Zürich;ETH Zürch, Institute of Mechanical Systems, Zürich;ETH Zürch, Computer Science Department, Zürich and ETH Zürch, Institute of Mechanical Systems, Zürich

  • Venue:
  • PPAM'09 Proceedings of the 8th international conference on Parallel processing and applied mathematics: Part II
  • Year:
  • 2009

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Abstract

We discuss the parallelization of a Velocity-Stress FDTD (VS-FDTD) code for the simulation of the propagation of mechanical waves in three-dimensional microstructures. The C++ code has been parallelized using MPI making extensive use of the Blitz++ library for local computation. We present numerical results for pyramid shaped domains, representing the tip of a focusing lens. We discuss the parallel implementation on a cluster consisting of Opteron 250 nodes connected by a high-speed Quadrics QsNet II network.