Lightning Performance of Copper-Mesh Clad Composite Panels: Test and Simulation
:According<b> </b>to simulation lightning experiments and eddy current analysis results, a three-dimensional finite element model of composite laminated plates with shield is established. By applying electric-thermal boundary and the coupling relationship between them, the lightning stri...
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2019-11-01
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Online Access: | https://www.mdpi.com/2079-6412/9/11/727 |
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doaj-754fee81a26b45d5861ea10423b6e4322020-11-24T21:33:51ZengMDPI AGCoatings2079-64122019-11-0191172710.3390/coatings9110727coatings9110727Lightning Performance of Copper-Mesh Clad Composite Panels: Test and SimulationTing Hu0Xiongqing Yu1Key Discipline Laboratory of National Defence for Advanced Technology for Aircraft Design, Nanjing University of Aeronautics & Astronautics, Nanjing 210016, ChinaKey Discipline Laboratory of National Defence for Advanced Technology for Aircraft Design, Nanjing University of Aeronautics & Astronautics, Nanjing 210016, China:According<b> </b>to simulation lightning experiments and eddy current analysis results, a three-dimensional finite element model of composite laminated plates with shield is established. By applying electric-thermal boundary and the coupling relationship between them, the lightning strike damage results under the protection of shield are realistically simulated with the commercial finite element analysis software, ABAQUS. Considering the coupling effect of heat, electricity, and force during lightning strike, the load distribution field of copper mesh and carbon fiber panel with lightning current inducted is analyzed. Comparing the thermal stress distribution of the specimen surface under various current loads, it is shown that the stress of carbon fiber panel is significantly lower than the one of the copper screen when the specimen structure suffers heavy current, since the copper network plays a role of endergonic protection. Simulation data are consistent with the test results, thus the method can be used for other similar research.https://www.mdpi.com/2079-6412/9/11/727copper screenshieldinglightning testcomposite |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Ting Hu Xiongqing Yu |
spellingShingle |
Ting Hu Xiongqing Yu Lightning Performance of Copper-Mesh Clad Composite Panels: Test and Simulation Coatings copper screen shielding lightning test composite |
author_facet |
Ting Hu Xiongqing Yu |
author_sort |
Ting Hu |
title |
Lightning Performance of Copper-Mesh Clad Composite Panels: Test and Simulation |
title_short |
Lightning Performance of Copper-Mesh Clad Composite Panels: Test and Simulation |
title_full |
Lightning Performance of Copper-Mesh Clad Composite Panels: Test and Simulation |
title_fullStr |
Lightning Performance of Copper-Mesh Clad Composite Panels: Test and Simulation |
title_full_unstemmed |
Lightning Performance of Copper-Mesh Clad Composite Panels: Test and Simulation |
title_sort |
lightning performance of copper-mesh clad composite panels: test and simulation |
publisher |
MDPI AG |
series |
Coatings |
issn |
2079-6412 |
publishDate |
2019-11-01 |
description |
:According<b> </b>to simulation lightning experiments and eddy current analysis results, a three-dimensional finite element model of composite laminated plates with shield is established. By applying electric-thermal boundary and the coupling relationship between them, the lightning strike damage results under the protection of shield are realistically simulated with the commercial finite element analysis software, ABAQUS. Considering the coupling effect of heat, electricity, and force during lightning strike, the load distribution field of copper mesh and carbon fiber panel with lightning current inducted is analyzed. Comparing the thermal stress distribution of the specimen surface under various current loads, it is shown that the stress of carbon fiber panel is significantly lower than the one of the copper screen when the specimen structure suffers heavy current, since the copper network plays a role of endergonic protection. Simulation data are consistent with the test results, thus the method can be used for other similar research. |
topic |
copper screen shielding lightning test composite |
url |
https://www.mdpi.com/2079-6412/9/11/727 |
work_keys_str_mv |
AT tinghu lightningperformanceofcoppermeshcladcompositepanelstestandsimulation AT xiongqingyu lightningperformanceofcoppermeshcladcompositepanelstestandsimulation |
_version_ |
1725951528310669312 |