Effect of Temperature and Al2O3 NanoFiller on the Stress Field of CFRP/Al Adhesively Bonded Single-Lap Joints
Abstract
:1. Introduction
2. Methodology
2.1. Models Geometries, Materials Properties, and Boundary Conditions
2.2. Mesh Details
3. Results and Discussion
3.1. Model Validation
3.2. Effect of Temperature on Peel Stress and Shear Stress of Joint with Pure/Neat Adhesive
3.3. Effect of Temperature and Alumina Nanoparticles on Peel and Shear Stresses
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
Nomenclature
Al2O3 | Aluminum oxide (alumina) |
CFRP | Carbon fiber-reinforced polymer |
SLJs | Single-lap joints |
FEM | Finite element modeling |
CZM | Cohesive zone model |
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Material Property | Aluminum 5083 | Neat/Epoxy [37] | STDEV [37] | 1.5 wt% Al2O3/Epoxy [37] | STDEV [37] |
---|---|---|---|---|---|
Elastic Modulus (E) (GPa) | 70 | 3.432 | 0.43 | 3.676 | 0.04 |
Poisson Ratio (v) | 0.33 | 0.32 | - | 0.314 | - |
Shear Modulus G (GPa) | 26.4 | 1.45 | 0.27 | 1.57 | 0.06 |
Tensile Strength (MPa) | 317 | 75.53 | 1.56 | 75.88 | 1.85 |
Shear Strength (MPa) | 190 | 50.71 | 1.35 | 53.91 | 0.52 |
Material Properties | Value |
---|---|
Longitudinal Tensile Modulus; E1 (GPa) | 135 |
Transverse Tensile Modulus; E2 = E3 (GPa) | 8.8 |
In-plane Shear Modulus; G12 = G13 (GPa) | 4.5 |
Transverse Modulus; G23 (GPa) | 4.0 |
Poisson’s Ratio; v12 = v13 | 0.33 |
Poisson’s Ratio; v23 | 0.45 |
Top Face (Interface) (Location A) | |||
---|---|---|---|
Temperature | 25 °C | 50 °C | 75 °C |
Peel Stress MPa (Max) | −1.34% | 2.72% | 10.74% |
Shear Stress MPa (Max) | −19.66% | 7.71% | 8.72% |
Middle Plane (Location B) | |||
Temperature | 25 °C | 50 °C | 75 °C |
Peel Stress MPa (Max) | −2.70% | 5.77% | 11.44% |
Shear Stress MPa (Max) | −19.45% | 4.96% | 9.21% |
Shorter Edge (Along Width) (Location C) | |||
Temperature | 25 °C | 50 °C | 75 °C |
Peel Stress MPa (Max) | 1.70% | −4.75% | −0.29% |
Shear Stress MPa (Max) | −4.16% | 7.15% | 14.42% |
Longer Edge (Along Length) (Location D) | |||
Temperature | 25 °C | 50 °C | 75 °C |
Peel Stress MPa (Max) | −0.80% | 6.77% | 21.24% |
Shear Stress MPa (Max) | −20.72% | 9.06% | 23.83% |
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Hassan, M.; Mubashar, A.; Masud, M.; Zafar, A.; Umair Ali, M.; Rim, Y.S. Effect of Temperature and Al2O3 NanoFiller on the Stress Field of CFRP/Al Adhesively Bonded Single-Lap Joints. Coatings 2022, 12, 1865. https://doi.org/10.3390/coatings12121865
Hassan M, Mubashar A, Masud M, Zafar A, Umair Ali M, Rim YS. Effect of Temperature and Al2O3 NanoFiller on the Stress Field of CFRP/Al Adhesively Bonded Single-Lap Joints. Coatings. 2022; 12(12):1865. https://doi.org/10.3390/coatings12121865
Chicago/Turabian StyleHassan, Muhammad, Aamir Mubashar, Manzar Masud, Amad Zafar, Muhammad Umair Ali, and You Seung Rim. 2022. "Effect of Temperature and Al2O3 NanoFiller on the Stress Field of CFRP/Al Adhesively Bonded Single-Lap Joints" Coatings 12, no. 12: 1865. https://doi.org/10.3390/coatings12121865