Evaluation of local damage to reinforced concrete panels subjected to oblique impact - Simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles -

To date, oblique impact has not been studied and few experimental data on the local damage of reinforced concrete (RC) panels exist for oblique impact of deformable projectiles. The final purpose of this study is to propose a new formula for evaluating the local damage to reinforced concrete structu...

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Main Authors: Akemi NISHIDA, Minoru NAGAI, Haruji TSUBOTA, Yinsheng LI
Format: Article
Language:English
Published: The Japan Society of Mechanical Engineers 2018-08-01
Series:Mechanical Engineering Journal
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/mej/5/5/5_18-00087/_pdf/-char/en
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author Akemi NISHIDA
Minoru NAGAI
Haruji TSUBOTA
Yinsheng LI
author_facet Akemi NISHIDA
Minoru NAGAI
Haruji TSUBOTA
Yinsheng LI
author_sort Akemi NISHIDA
collection DOAJ
description To date, oblique impact has not been studied and few experimental data on the local damage of reinforced concrete (RC) panels exist for oblique impact of deformable projectiles. The final purpose of this study is to propose a new formula for evaluating the local damage to reinforced concrete structures caused by oblique impact based on past experimental results and simulation results. As the first step of this final purpose, we validate the analytical method by comparison with the experimental results and simulate the damage caused by oblique impact using the validated method. First, we analyze and simulate the local damage of RC panel caused by a deformable projectile owing to an impact test normal to the target structure to verify the validity of the simulation analysis. Next, we perform simulation analyses for evaluating the perforation of RC panel due to oblique impact by the deformable projectile and present the results. Various response characteristics and perforation mechanisms to be the basis of examination of oblique impact evaluation were clarified in this paper.
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spelling doaj.art-ece7813d9c774949b149dc985cc444ac2022-12-21T23:14:19ZengThe Japan Society of Mechanical EngineersMechanical Engineering Journal2187-97452018-08-015518-0008718-0008710.1299/mej.18-00087mejEvaluation of local damage to reinforced concrete panels subjected to oblique impact - Simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles -Akemi NISHIDA0Minoru NAGAI1Haruji TSUBOTA2Yinsheng LI3Japan Atomic Energy AgencyJapan Atomic Energy AgencyJapan Atomic Energy AgencyJapan Atomic Energy AgencyTo date, oblique impact has not been studied and few experimental data on the local damage of reinforced concrete (RC) panels exist for oblique impact of deformable projectiles. The final purpose of this study is to propose a new formula for evaluating the local damage to reinforced concrete structures caused by oblique impact based on past experimental results and simulation results. As the first step of this final purpose, we validate the analytical method by comparison with the experimental results and simulate the damage caused by oblique impact using the validated method. First, we analyze and simulate the local damage of RC panel caused by a deformable projectile owing to an impact test normal to the target structure to verify the validity of the simulation analysis. Next, we perform simulation analyses for evaluating the perforation of RC panel due to oblique impact by the deformable projectile and present the results. Various response characteristics and perforation mechanisms to be the basis of examination of oblique impact evaluation were clarified in this paper.https://www.jstage.jst.go.jp/article/mej/5/5/5_18-00087/_pdf/-char/enlocal damageoblique impactrc panelfemdeformable projectiles
spellingShingle Akemi NISHIDA
Minoru NAGAI
Haruji TSUBOTA
Yinsheng LI
Evaluation of local damage to reinforced concrete panels subjected to oblique impact - Simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles -
Mechanical Engineering Journal
local damage
oblique impact
rc panel
fem
deformable projectiles
title Evaluation of local damage to reinforced concrete panels subjected to oblique impact - Simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles -
title_full Evaluation of local damage to reinforced concrete panels subjected to oblique impact - Simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles -
title_fullStr Evaluation of local damage to reinforced concrete panels subjected to oblique impact - Simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles -
title_full_unstemmed Evaluation of local damage to reinforced concrete panels subjected to oblique impact - Simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles -
title_short Evaluation of local damage to reinforced concrete panels subjected to oblique impact - Simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles -
title_sort evaluation of local damage to reinforced concrete panels subjected to oblique impact simulation analysis for evaluating perforation phenomena caused by oblique impact of deformable projectiles
topic local damage
oblique impact
rc panel
fem
deformable projectiles
url https://www.jstage.jst.go.jp/article/mej/5/5/5_18-00087/_pdf/-char/en
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AT harujitsubota evaluationoflocaldamagetoreinforcedconcretepanelssubjectedtoobliqueimpactsimulationanalysisforevaluatingperforationphenomenacausedbyobliqueimpactofdeformableprojectiles
AT yinshengli evaluationoflocaldamagetoreinforcedconcretepanelssubjectedtoobliqueimpactsimulationanalysisforevaluatingperforationphenomenacausedbyobliqueimpactofdeformableprojectiles