Beams on Elastic Foundation. The Simplified Continuum Approach

The key aspect in the design of flexible structural elements in contact with bearing soils is the way in which soil reaction, referred to qualitatively as soil’s reactive pressure (p), is assumed or accounted for in analysis. A magnitude and distribution of p might be preliminary assumed, or some ma...

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Main Author: Iancu-Bogdan Teodoru
Format: Article
Language:English
Published: Sciendo 2009-01-01
Series:Bulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section
Subjects:
Online Access:http://www.bipcons.ce.tuiasi.ro/Content/ArticleInformation.php?ArticleID=162
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author Iancu-Bogdan Teodoru
author_facet Iancu-Bogdan Teodoru
author_sort Iancu-Bogdan Teodoru
collection DOAJ
description The key aspect in the design of flexible structural elements in contact with bearing soils is the way in which soil reaction, referred to qualitatively as soil’s reactive pressure (p), is assumed or accounted for in analysis. A magnitude and distribution of p might be preliminary assumed, or some mathematical relationships could be incorporated into the analysis itself, so that p is calculated as part of the analysis. In order to eliminate the bearing soil reaction as a variable in the problem solution, the simplified continuum approach is presented. This idealization provides much more information on the stress and deformation within soil mass compared to ordinary Winkler model, and it has the important advantage of the elimination of the necessity to determine the values of the foundation parameters, arbitrarily, because these values can be computed from the material properties (deformation modulus, Es, Poisson ratio, νs and depth of influence zone, H, along the beam) for the soil. A numerical investigatio proach is also presented.
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spelling doaj.art-14f0616919bf421692319f99b81c9b072022-12-22T03:57:14ZengSciendoBulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section1224-38842009-01-01LV (LIX)43746Beams on Elastic Foundation. The Simplified Continuum ApproachIancu-Bogdan TeodoruThe key aspect in the design of flexible structural elements in contact with bearing soils is the way in which soil reaction, referred to qualitatively as soil’s reactive pressure (p), is assumed or accounted for in analysis. A magnitude and distribution of p might be preliminary assumed, or some mathematical relationships could be incorporated into the analysis itself, so that p is calculated as part of the analysis. In order to eliminate the bearing soil reaction as a variable in the problem solution, the simplified continuum approach is presented. This idealization provides much more information on the stress and deformation within soil mass compared to ordinary Winkler model, and it has the important advantage of the elimination of the necessity to determine the values of the foundation parameters, arbitrarily, because these values can be computed from the material properties (deformation modulus, Es, Poisson ratio, νs and depth of influence zone, H, along the beam) for the soil. A numerical investigatio proach is also presented.http://www.bipcons.ce.tuiasi.ro/Content/ArticleInformation.php?ArticleID=162Beamselastic foundationsWinkler foundationVlasov foundationtwo-parameter elastic foundationEBBEF2p computer code
spellingShingle Iancu-Bogdan Teodoru
Beams on Elastic Foundation. The Simplified Continuum Approach
Bulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section
Beams
elastic foundations
Winkler foundation
Vlasov foundation
two-parameter elastic foundation
EBBEF2p computer code
title Beams on Elastic Foundation. The Simplified Continuum Approach
title_full Beams on Elastic Foundation. The Simplified Continuum Approach
title_fullStr Beams on Elastic Foundation. The Simplified Continuum Approach
title_full_unstemmed Beams on Elastic Foundation. The Simplified Continuum Approach
title_short Beams on Elastic Foundation. The Simplified Continuum Approach
title_sort beams on elastic foundation the simplified continuum approach
topic Beams
elastic foundations
Winkler foundation
Vlasov foundation
two-parameter elastic foundation
EBBEF2p computer code
url http://www.bipcons.ce.tuiasi.ro/Content/ArticleInformation.php?ArticleID=162
work_keys_str_mv AT iancubogdanteodoru beamsonelasticfoundationthesimplifiedcontinuumapproach