Effect of Coil Configuration on Conversion Efficiency of EMAT on 7050 Aluminum Alloy
Abstract
:1. Introduction
2. Model Development
2.1. Mathematic Model
2.2. Geometrical Configuration
2.3. Model Validation
3. Results and Discussion
3.1. Effect of Coil Cross-Sectional Area
3.2. Effect of Coil Wire Cross-Sectional Shape
3.3. Effect of Distance between Coil Wires
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Description, Symbol | Value, Unit |
---|---|
Remanent flux density, Br | 1.2 T |
Relative permeability | 1 |
Relative permittivity | 1 |
Coil radius | 9.5 mm |
Lift-off | 0.1 mm |
Transmitting coil current | 30 A |
Electrical conductivity, Al | |
Electrical conductivity, magnet | |
Electrical conductivity, coil | |
Permanent magnet size | |
Test sample size |
Description | Value |
---|---|
Frequency (MHz) | 1, 1.5, 2, 2.5 |
Coil cross-sectional area (mm2) | 0.00785, 0.0314, 0.07065, 0.1256, 0.19625 |
Coil wire cross-sectional shape | Round, Triangle, Square |
Distance between coil wires (mm) | 0.01, 0.03, 0.05, 0.07, 0.09 |
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Wu, Y.; Han, L.; Gong, H.; Yang, J.; Li, W. Effect of Coil Configuration on Conversion Efficiency of EMAT on 7050 Aluminum Alloy. Energies 2017, 10, 1496. https://doi.org/10.3390/en10101496
Wu Y, Han L, Gong H, Yang J, Li W. Effect of Coil Configuration on Conversion Efficiency of EMAT on 7050 Aluminum Alloy. Energies. 2017; 10(10):1496. https://doi.org/10.3390/en10101496
Chicago/Turabian StyleWu, Yunxin, Lei Han, Hai Gong, Jiangang Yang, and Wei Li. 2017. "Effect of Coil Configuration on Conversion Efficiency of EMAT on 7050 Aluminum Alloy" Energies 10, no. 10: 1496. https://doi.org/10.3390/en10101496