Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators

Active repairs using smart materials such as piezoelectric actuators can play a significant role in reducing the crack damage propagation in engineering structures. This study analytically and numerically investigated the active repair of center-cracked plates using piezoelectric actuators. First,...

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Main Authors:	Abuzaid, Ahmed, Hrairi, Meftah, Shaik Dawood, Mohd. Sultan Ibrahim
Format:	Article
Language:	English English English
Published:	Multidisciplinary Digital Publishing Institute (MDPI) 2018
Subjects:	T Technology (General) TJ Mechanical engineering and machinery
Online Access:	http://irep.iium.edu.my/66597/ http://irep.iium.edu.my/66597/ http://irep.iium.edu.my/66597/ http://irep.iium.edu.my/66597/1/66597_Evaluating%20the%20reduction%20of%20stress.pdf http://irep.iium.edu.my/66597/2/66597_Evaluating%20the%20reduction%20of%20stress_SCOPUS.pdf http://irep.iium.edu.my/66597/3/66597_Evaluating%20the%20reduction%20of%20stress_WOS.pdf

id	iium-66597
recordtype	eprints
spelling	iium-665972018-10-17T02:40:02Z http://irep.iium.edu.my/66597/ Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators Abuzaid, Ahmed Hrairi, Meftah Shaik Dawood, Mohd. Sultan Ibrahim T Technology (General) TJ Mechanical engineering and machinery Active repairs using smart materials such as piezoelectric actuators can play a significant role in reducing the crack damage propagation in engineering structures. This study analytically and numerically investigated the active repair of center-cracked plates using piezoelectric actuators. First, the stress intensity factor (SIF) for a center-cracked plate due to stress produced by a piezoelectric actuator is analytically modeled. This analytical model is obtained by applying the method of weight functions. In the second step, the solution is found for the center-cracked plate due to external loading from known linear elastic fracture mechanics. These solutions are then superimposed, taking into account the superposition principle to yield the total stress intensity factor for the integrated piezoelectric actuator to the center-cracked plate. Finally, the proposed theoretical model is verified by finite element simulation. The results indicated that the relative errors of the analytical model and the FEA results are less than 5% in all the cases studied in this paper. Multidisciplinary Digital Publishing Institute (MDPI) 2018-06 Article PeerReviewed application/pdf en http://irep.iium.edu.my/66597/1/66597_Evaluating%20the%20reduction%20of%20stress.pdf application/pdf en http://irep.iium.edu.my/66597/2/66597_Evaluating%20the%20reduction%20of%20stress_SCOPUS.pdf application/pdf en http://irep.iium.edu.my/66597/3/66597_Evaluating%20the%20reduction%20of%20stress_WOS.pdf Abuzaid, Ahmed and Hrairi, Meftah and Shaik Dawood, Mohd. Sultan Ibrahim (2018) Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators. Actuators, 7 (2). pp. 1-13. ISSN 2076-0825 https://www.mdpi.com/2076-0825/7/2/25 10.3390/act7020025
repository_type	Digital Repository
institution_category	Local University
institution	International Islamic University Malaysia
building	IIUM Repository
collection	Online Access
language	English English English
topic	T Technology (General) TJ Mechanical engineering and machinery
spellingShingle	T Technology (General) TJ Mechanical engineering and machinery Abuzaid, Ahmed Hrairi, Meftah Shaik Dawood, Mohd. Sultan Ibrahim Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators
description	Active repairs using smart materials such as piezoelectric actuators can play a significant role in reducing the crack damage propagation in engineering structures. This study analytically and numerically investigated the active repair of center-cracked plates using piezoelectric actuators. First, the stress intensity factor (SIF) for a center-cracked plate due to stress produced by a piezoelectric actuator is analytically modeled. This analytical model is obtained by applying the method of weight functions. In the second step, the solution is found for the center-cracked plate due to external loading from known linear elastic fracture mechanics. These solutions are then superimposed, taking into account the superposition principle to yield the total stress intensity factor for the integrated piezoelectric actuator to the center-cracked plate. Finally, the proposed theoretical model is verified by finite element simulation. The results indicated that the relative errors of the analytical model and the FEA results are less than 5% in all the cases studied in this paper.
format	Article
author	Abuzaid, Ahmed Hrairi, Meftah Shaik Dawood, Mohd. Sultan Ibrahim
author_facet	Abuzaid, Ahmed Hrairi, Meftah Shaik Dawood, Mohd. Sultan Ibrahim
author_sort	Abuzaid, Ahmed
title	Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators
title_short	Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators
title_full	Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators
title_fullStr	Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators
title_full_unstemmed	Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators
title_sort	evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators
publisher	Multidisciplinary Digital Publishing Institute (MDPI)
publishDate	2018
url	http://irep.iium.edu.my/66597/ http://irep.iium.edu.my/66597/ http://irep.iium.edu.my/66597/ http://irep.iium.edu.my/66597/1/66597_Evaluating%20the%20reduction%20of%20stress.pdf http://irep.iium.edu.my/66597/2/66597_Evaluating%20the%20reduction%20of%20stress_SCOPUS.pdf http://irep.iium.edu.my/66597/3/66597_Evaluating%20the%20reduction%20of%20stress_WOS.pdf
first_indexed	2023-09-18T21:34:35Z
last_indexed	2023-09-18T21:34:35Z
_version_	1777412735963758592

Evaluating the reduction of stress intensity factor in center-cracked plates using piezoelectric actuators

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