Discrete event solution of gas dynamics within the DEVS framework

J. Nutaro, B. P. Zeigler, R. Jammalamadaka, S. Akerkar

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

18 Scopus citations

Abstract

The DEVS (Discrete Event Systems Specification) formalism has been applied to continuous and discrete phenomena. The use of discrete events, rather than time steps, as a basis for simulation has been shown to reduce computation time by orders of magnitude in many applications. However, the application of DEVS to partial differential equation (pde) simulation has only recently been investigated. Here, in an application to a shockwave problem, we show that the time to solution is significantly reduced when a discrete event integration scheme is employed compared to a representative conventional approach. Recent theory suggests that speed advantages are to be expected for pdes that are characterized by heterogeneity in their time and space behavior. The implications for use of DEVS as a basis for adaptive control of large scale distributed simulations are discussed.

Original languageEnglish
Title of host publicationLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
EditorsPeter M. A. Sloot, David Abramson, Alexander V. Bogdanov, Yuriy E. Gorbachev, Jack J. Dongarra, Albert Y. Zomaya
PublisherSpringer Verlag
Pages319-328
Number of pages10
ISBN (Print)3540401970, 9783540401971
DOIs
StatePublished - 2003
Externally publishedYes
EventInternational Conference on Computational Science, ICCS 2003 - Melbourne, Australia
Duration: Jun 2 2003Jun 4 2003

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume2660
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

ConferenceInternational Conference on Computational Science, ICCS 2003
Country/TerritoryAustralia
CityMelbourne
Period06/2/0306/4/03

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