Peng Zhang, Yu Zhang, Kun Cui, Jiaxing Ma, Song Mei. Inspection of Wind Turbine Blades Based on Modified Thermoelastic Stress Analysis Using Thermal Detection of Infrared Radiation[J]. Laser & Optoelectronics Progress, 2023, 60(15): 1512004
- Laser & Optoelectronics Progress
- Vol. 60, Issue 15, 1512004 (2023)
Fig. 1. Overall scheme of the experiment
Fig. 2. Sample size
Fig. 3. Diagram of experimental setup
Fig. 4. Temperature change of sample monitoring point under 1 Hz frequency
Fig. 5. Comparison of temperature difference and stress between experiment and modified model
Fig. 6. Comparison of modified model results with reference results
Fig. 7. Wind turbine blade model based on BLADE
Fig. 8. BLADED wind turbine model
Fig. 9. Blade thrust at rated wind speed
Fig. 10. Finite element model of wind turbine blade
Fig. 11. Diagram of blade stress
Fig. 12. Sum of principal stresses of wind turbine blade
Fig. 13. Temperature of wind turbine blade
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Table 1. Basic parameters of epoxy resin
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Table 2. Basic parameters of wind turbine blades
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Table 3. Basic parameters of wind turbine
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Table 4. Material properties
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