Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading

In general, the portal frame structure which undergoing a large deflection will be studied more on how the structure response upon subjected to dynamic impact loading. In this project we are studying the different material constitutional model to simulate the response effect by using finite element...

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Main Author:	Wong, Choon Yap
Format:	Thesis
Language:	English English
Published:	2009
Subjects:	Finite element method Impact Structural frames - Impact testing
Online Access:	http://psasir.upm.edu.my/id/eprint/21123/1/ITMA_2009_7_IR.pdf
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id	my-upm-ir.21123
record_format	uketd_dc
spelling	my-upm-ir.211232013-05-27T08:15:10Z Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading 2009-09 Wong, Choon Yap In general, the portal frame structure which undergoing a large deflection will be studied more on how the structure response upon subjected to dynamic impact loading. In this project we are studying the different material constitutional model to simulate the response effect by using finite element analysis. During the simulation process, the most influent geometry parameters such as width, height, thickness are being simulated by ANSYS LS-DYNA finite element commercial software. By using the finite element commercial software, the response mode of the portal frame will be captured and compared with experimental results. The output solutions such as stress, strain and displacement effects will be studied and discussed. This finite element impact modeling is being model by generating the SHELL elements as a portal frame and the SOLID element as a projectile. In this project, this portal frame is made up by a square rectangular frame of aluminium sheet with the portal width of 5.2” and the portal height of 4.6” with both support column were clamp permanently. Meanwhile, the portal wide strip of 0.5” with a thickness of 0.036” will be developed for this finite element modeling analysis. The portal frame meshing consists of portal frame with 28 elements and 58 nodes, while the impact projectile consists of 143 elements and 245 nodes. Besides, the classifications of impact types also being study by this project in general. Results obtain in this study shown that by employing a different material model to simulate the impact, we can uses the different material model to predict the large deformation, stress distribution, strain distribution and displacement distribution as comparison to experimental results. In addition, by adjusting width and height ratio of the portal frame, the results can be used to optimization the best impact resistant structures and this could be used in themore complex portal frame for future study. Finite element method Impact Structural frames - Impact testing 2009-09 Thesis http://psasir.upm.edu.my/id/eprint/21123/ http://psasir.upm.edu.my/id/eprint/21123/1/ITMA_2009_7_IR.pdf application/pdf en public masters Universiti Putra Malaysia Finite element method Impact Structural frames - Impact testing Institute of Advance Technology English
institution	Universiti Putra Malaysia
collection	PSAS Institutional Repository
language	English English
topic	Finite element method Impact Structural frames - Impact testing
spellingShingle	Finite element method Impact Structural frames - Impact testing Wong, Choon Yap Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading
description	In general, the portal frame structure which undergoing a large deflection will be studied more on how the structure response upon subjected to dynamic impact loading. In this project we are studying the different material constitutional model to simulate the response effect by using finite element analysis. During the simulation process, the most influent geometry parameters such as width, height, thickness are being simulated by ANSYS LS-DYNA finite element commercial software. By using the finite element commercial software, the response mode of the portal frame will be captured and compared with experimental results. The output solutions such as stress, strain and displacement effects will be studied and discussed. This finite element impact modeling is being model by generating the SHELL elements as a portal frame and the SOLID element as a projectile. In this project, this portal frame is made up by a square rectangular frame of aluminium sheet with the portal width of 5.2” and the portal height of 4.6” with both support column were clamp permanently. Meanwhile, the portal wide strip of 0.5” with a thickness of 0.036” will be developed for this finite element modeling analysis. The portal frame meshing consists of portal frame with 28 elements and 58 nodes, while the impact projectile consists of 143 elements and 245 nodes. Besides, the classifications of impact types also being study by this project in general. Results obtain in this study shown that by employing a different material model to simulate the impact, we can uses the different material model to predict the large deformation, stress distribution, strain distribution and displacement distribution as comparison to experimental results. In addition, by adjusting width and height ratio of the portal frame, the results can be used to optimization the best impact resistant structures and this could be used in themore complex portal frame for future study.
format	Thesis
qualification_level	Master's degree
author	Wong, Choon Yap
author_facet	Wong, Choon Yap
author_sort	Wong, Choon Yap
title	Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading
title_short	Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading
title_full	Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading
title_fullStr	Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading
title_full_unstemmed	Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading
title_sort	finite element analysis of a portal frame subjected to concentrated impulse loading
granting_institution	Universiti Putra Malaysia
granting_department	Institute of Advance Technology
publishDate	2009
url	http://psasir.upm.edu.my/id/eprint/21123/1/ITMA_2009_7_IR.pdf
_version_	1747811482986348544

Finite Element Analysis of a Portal Frame Subjected to Concentrated Impulse Loading

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