Sampling model in engineering analysis software for surface cracked structure

The aim of this paper is to demonstrate the accuracy of the mathematical model via computer simulation technique. The mathematical model is presented through sampling method in probabilistic fatigue surface crack growth analysis. A finite thickness plate with surface crack subjected to a fatigue loa...

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Main Authors:	Mohd Akramin, Mohd Romlay, M. N. M., Husnain
Format:	Conference or Workshop Item
Language:	English
Published:	2018
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://umpir.ump.edu.my/id/eprint/24048/ http://umpir.ump.edu.my/id/eprint/24048/1/34.1%20Sampling%20model%20in%20engineering%20analysis%20software.pdf

id	ump-24048
recordtype	eprints
spelling	ump-240482019-02-12T06:29:39Z http://umpir.ump.edu.my/id/eprint/24048/ Sampling model in engineering analysis software for surface cracked structure Mohd Akramin, Mohd Romlay M. N. M., Husnain TJ Mechanical engineering and machinery The aim of this paper is to demonstrate the accuracy of the mathematical model via computer simulation technique. The mathematical model is presented through sampling method in probabilistic fatigue surface crack growth analysis. A finite thickness plate with surface crack subjected to a fatigue load is considered for fracture analysis using the developed Probabilistic S-version Finite Element Model (ProbS-FEM). Two sampling methods, Monte Carlo and Latin Hypercube are employed in the ProbS-FEM. Two different sampling methods are used to generate the random variables in the analysis. The results from the strategies are compared to highlight the advantages of each sampling strategy. The distribution of the initial surface crack length and depth are extracted from the fatigue tests. The accuracy and consistency between the two sampling methods are evaluated. The Latin Hypercube sampling (LHS) shows advantages compared to the Monte Carlo. Then, the developed ProbS-FEM is demonstrated on a four-point bending model. The developed ProbS-FEM shows that the code is capable of modelling the uncertainty in the fatigue surface crack analysis with better accuracy and consistency of sampling process. 2018-09 Conference or Workshop Item NonPeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/24048/1/34.1%20Sampling%20model%20in%20engineering%20analysis%20software.pdf Mohd Akramin, Mohd Romlay and M. N. M., Husnain (2018) Sampling model in engineering analysis software for surface cracked structure. In: 7th International Conference on Computer Engineering and Mathematical Sciences 2018 (ICCEMS 2018), 27 - 28 December 2018 , Langkawi, Malaysia.. p. 1.. (Unpublished)
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Mohd Akramin, Mohd Romlay M. N. M., Husnain Sampling model in engineering analysis software for surface cracked structure
description	The aim of this paper is to demonstrate the accuracy of the mathematical model via computer simulation technique. The mathematical model is presented through sampling method in probabilistic fatigue surface crack growth analysis. A finite thickness plate with surface crack subjected to a fatigue load is considered for fracture analysis using the developed Probabilistic S-version Finite Element Model (ProbS-FEM). Two sampling methods, Monte Carlo and Latin Hypercube are employed in the ProbS-FEM. Two different sampling methods are used to generate the random variables in the analysis. The results from the strategies are compared to highlight the advantages of each sampling strategy. The distribution of the initial surface crack length and depth are extracted from the fatigue tests. The accuracy and consistency between the two sampling methods are evaluated. The Latin Hypercube sampling (LHS) shows advantages compared to the Monte Carlo. Then, the developed ProbS-FEM is demonstrated on a four-point bending model. The developed ProbS-FEM shows that the code is capable of modelling the uncertainty in the fatigue surface crack analysis with better accuracy and consistency of sampling process.
format	Conference or Workshop Item
author	Mohd Akramin, Mohd Romlay M. N. M., Husnain
author_facet	Mohd Akramin, Mohd Romlay M. N. M., Husnain
author_sort	Mohd Akramin, Mohd Romlay
title	Sampling model in engineering analysis software for surface cracked structure
title_short	Sampling model in engineering analysis software for surface cracked structure
title_full	Sampling model in engineering analysis software for surface cracked structure
title_fullStr	Sampling model in engineering analysis software for surface cracked structure
title_full_unstemmed	Sampling model in engineering analysis software for surface cracked structure
title_sort	sampling model in engineering analysis software for surface cracked structure
publishDate	2018
url	http://umpir.ump.edu.my/id/eprint/24048/ http://umpir.ump.edu.my/id/eprint/24048/1/34.1%20Sampling%20model%20in%20engineering%20analysis%20software.pdf
first_indexed	2023-09-18T22:36:13Z
last_indexed	2023-09-18T22:36:13Z
_version_	1777416613470928896

Sampling model in engineering analysis software for surface cracked structure

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