SHALLOW SHELLS UNDER ARBITRARY LOADING: ANALYSIS BY THE TWO-SURFACE TRUSS MODEL.

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Title: SHALLOW SHELLS UNDER ARBITRARY LOADING: ANALYSIS BY THE TWO-SURFACE TRUSS MODEL.
Authors: Mbakogu, F. C.1, Pavlović, M. N.1
Source: Communications in Applied Numerical Methods. May/Jun1987, Vol. 3 Issue 3, p235-242. 8p.
Subjects: Nuclear shell theory, Tangential coordinates, Nuclear models, Numerical integration, Interpolation, Trusses
Abstract: This paper is concerned with an extension of the two-surface truss model--hitherto restricted to the analysis of shallow shells under normal loading--to the somewhat more general case of shallow shells under arbitrary loading. We begin with a brief review of the two-surface truss model. Next, we show that our proposed extension is indeed quite straightforward once certain consequences of the two-surface exposition of thin-shell theory are fully appreciated. We then outline two alternative approaches to the incorporation of tangential surface tractions into the truss model. Finally, we demonstrate the good working of the truss-model scheme in the present context by means of a numerical example. [ABSTRACT FROM AUTHOR]
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Database: Engineering Source
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Abstract:This paper is concerned with an extension of the two-surface truss model--hitherto restricted to the analysis of shallow shells under normal loading--to the somewhat more general case of shallow shells under arbitrary loading. We begin with a brief review of the two-surface truss model. Next, we show that our proposed extension is indeed quite straightforward once certain consequences of the two-surface exposition of thin-shell theory are fully appreciated. We then outline two alternative approaches to the incorporation of tangential surface tractions into the truss model. Finally, we demonstrate the good working of the truss-model scheme in the present context by means of a numerical example. [ABSTRACT FROM AUTHOR]
ISSN:07488025
DOI:10.1002/cnm.1630030310