Original Article
  • Experimental and Numerical Study on the Structural Stiffness of Composite Rotor Blade
  • Hyeon-Kyu Jeon*, Min-Hyeok Jeon*, Min-Song Kang*, In-Gul Kim*†, Jae-Sang Park*, Jin-Young Seok*

  • * Department of Aerospace Engineering, Chungnam National University
    *† Department of Aerospace Engineering, Chungnam National University

  • 복합재 로터 블레이드의 구조 강성도에 대한 실험적/수치적 연구
  • 전현규* · 전민혁* · 강민송* · 김인걸*† · 박재상* · 석진영*

  • 1. Yun, C.Y., and Kim, D.K., “The Measurement Test of Stiffness and Natural Frequencies for Bearingless Rotor System of Helicopter,” Journal of the Korean Society for Noise and Vibration Engineering, Vol. 25, No. 12, 2015, pp. 881-887.
  • 2. Lim, I.G., Choi, J.H., Lee, I., and Han, J.H., “Aeroelastic Stability Analysis of Bearingless Rotors with Composite Flexbeam in Hover,” Journal of the Korean Society for Composite Materials, Vol. 17, No. 3, 2004, pp. 29-37.
  • 3. Berring, P., Branner, K., Berggreen, C., and Knudsen, H.W., “Torsional Performance of wind turbine blades - Part 1: Experimental Investigation,” Proceeding of the 16th International Conference on Composite Materials, Kyoto, Japan, July 2007, pp. 3-7.
  • 4. Enei, C., Bernardini, G., Serafini, J., Mattioni, l., Ficuciello, C., and Vezzari, V., “Photogrammetric Detection Technique for Rotor Blades Structural Characterization,” Journal of Physics : Conference Series, Vol. 658, No. 1, 2015, p. 012003.
  • 5. Hoffmann, F., Keimer, R., and Riemenschneider, J., “Structural Modeling and Validation of an Active Twist Model Rotor Blade,” CEAS Aeronautical Journal, Vol. 7, No. 1, 2016, pp. 43-55.
  • 6. You, G.S., An Optimal Structural Design of Composite Box Structure Using Equivalent Cross-section Characteristics, Master Thesis, Chungnam National University, Republic of Korea, 2011.
  • 7. Houbolt, J.C., and George, W.B., “Differential Equations of Motion for Combined Flapwise Bending, Chordwise Bending, and Torsion of Twisted Nonuniform Rotor Blade,” NACA Technical Note 3905, NACA Report, 1957.
  • 8. Larsen, G.C., and Kretz, A., “Experimental Determination of Structural Properties by Non-Destructive Methods,” Proceeding of the European Wind Energy Association Conference and Exhibition, Thessaloniki, Greece, Oct. 1994, pp. 42-46.

This Article

Correspondence to

  • In-Gul Kim
  • Department of Aerospace Engineering, Chungnam National University

  • E-mail: igkim@cnu.ac.kr