Journal Article

·2024 OPEN ACCESS

COUPLED ELECTRICAL-THERMAL ANALYSIS OF LIGHTNING DIRECT EFFECT ON AIRCRAFT COMPOSITE STRUCTURES

M. Pektas YTU , Serkan Kurt YTU , Özkan Altay

AURUM Journal of Engineering Systems and Architecture

Abstract

In this study, the damage caused by the lightning direct effect on carbon fiber reinforced polymer (CFRP) aircraft structures located in the initial lightning strike zones has been addressed. Lightning current component A was applied to both CFRP and copper foil coated CFRP models, and coupled electrical-thermal analyses were conducted using the finite element method implemented in the Abaqus software. The analysis aimed to investigate the effectiveness of 448 g/m² solid copper foil in reducing the damage caused by Joule heating, one of the direct effects of lightning, in CFRP, as well as to determine the influence of panel size variation on the extent of damage.

Keywords

Lightning strike Lightning (connector) Joule heating Materials science Composite number Finite element method Carbon fiber reinforced polymer Composite material Thermal Structural engineering FOIL method Joule effect Copper Joule (programming language) Engineering Electrical engineering Lightning arrester Meteorology Metallurgy Power (physics)

Subject Areas

Lightning and Electromagnetic Phenomena ·Astronomy and Astrophysics ·Physical Sciences
Smart Materials for Construction ·Pollution ·Physical Sciences
Electrical Fault Detection and Protection ·Electrical and Electronic Engineering ·Physical Sciences

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