Improvement of damping properties of structural member using soft material at support

  • Authors

    • Babitha Kodavanla INSTITUTE OF AERONAUTICAL ENGINEERING
    • Dr A. Barai
    • A B. S. Dadapeer
    • Mery Threza
    • P Hanuma
    • N Madhavi
    2018-06-26
    https://doi.org/10.14419/ijet.v7i2.18.10130
  • Damping, Soft Material, Versatile Surfaces
  • Coincidental plane vibration in the midst of flight isn't unusual. There are different purposes behind plane vibration, including landing gear increase and withdrawal, extension of speed brakes, free play in versatile surfaces, and breakdowns of frameworks. Air vehicles have an airframe structure which incorporates every single auxiliary part. This task manages Improvement of damping properties of the basic part utilizing a delicate material at the help. So in this task considered a cantilever auxiliary part made up of composite and aluminum materials and delicate material is elastic, settling for support. How the damping properties are changing in basic part with and without delicate material, and discover which structure is having higher damping properties. Consequently, the objective of the present work is to demonstrate that the damping will enhance when the delicate material utilized at the help and composite has higher damping than aluminum.

     

  • References

    1. [1] Schultz, Albert B., and Stephen W. Tsai. "Dynamic moduli and damping ratios in fiber-reinforced composites." Journal of Composite Materials 2, no. 3 (1968): 368-379. https://doi.org/10.1177/002199836800200307.

      [2] Ziegel, K. D., and A. Romanov. "Modulus reinforcement in elastomer composites. II. Polymeric fillers." Journal of Applied Polymer Science 17, no. 4 (1973): 1133-1142. https://doi.org/10.1002/app.1973.070170411.

      [3] Hwang, S. Jimmy, and Ronald F. Gibson. "The use of strain energy-based finite element techniques in the analysis of various aspects of damping of composite materials and structures." Journal of Composite Materials 26, no. 17 (1992): 2585-2605. https://doi.org/10.1177/002199839202601707.

      [4] Saravanos, Dimitris A., and D. A. Hopkins. "Effects of delaminations on the damped dynamic characteristics of composite laminates: analysis and experiments." Journal of Sound and Vibration 192, no. 5 (1996): 977-993. https://doi.org/10.1006/jsvi.1996.0229.

      [5] Bua, Jenny, Federico Marchetti, Egidio Barbi, Armando Sarti, and Alessandro Ventura. "Tremors and chorea induced by trimethoprim-sulfamethoxazole in a child with Pneumocystis pneumonia." The Pediatric infectious disease journal 24, no. 10 (2005): 934-935. https://doi.org/10.1097/01.inf.0000180472.23898.7e.

  • Downloads

  • How to Cite

    Kodavanla, B., A. Barai, D., B. S. Dadapeer, A., Threza, M., Hanuma, P., & Madhavi, N. (2018). Improvement of damping properties of structural member using soft material at support. International Journal of Engineering & Technology, 7(3), 1216-1219. https://doi.org/10.14419/ijet.v7i2.18.10130