Venkata Sonti

Venkata Sonti

Professor

PhD, Purdue University, Indiana, 1994
MS, Southern Illinois University, Carbondale, 1988
BTech, IIT Kharagpur, 1986

sonti@iisc.ac.in
+91 80 2293 3227
Website

Research Interests

Acoustics, Structural vibrations
Nonlinear sound and structure interaction
Asymptotic methods

Teaching

  • ME 249 Fundamentals of Acoustics
  • ME 250 Structural Acoustics
  • ME 253 Vibrations of Plates and Shells
  • ME 261 Engineering Mathematics
  • ME 303 Partial Differential Equations

Selected Recent Publications

  • Anoop Mana and Sonti V. R., Analytical natural frequency expressions for fluid-loaded panels using contour integrations in the complex plane. Submitted to JSV.
  • Biswajit Bharat and Sonti V. R., Finite amplitude modal interactions in a weakly nonlinear structural-acoustic cylindrical waveguide. Under review JSV.
  • Biswajit Bharat and Sonti V. R., Self and cross-mode interactions in a weakly nonlinear two-dimensional structural-acoustic waveguide, The Journal of the Acoustical Society of America 147, 2499 (2020).
  • Biswajit Bharat and Sonti V. R., Nonlinear sound and structure interaction in a fluid–filled flexible waveguide, Wave Motion, Volume 96, 2020.
  • Biswajit Bharat and Sonti V. R., Resonance and beating phenomenon in a nonlinear rigid cylindrical acoustic waveguide: The axisymmetric mode, Journal of Sound and Vibration, Volume 458, 2019, Pages 262-275.
  • Anoop Mana and Sonti V.R., Sound radiation from a finite perforated panel set in a     rigid baffle: A fully coupled analysis, Wave Motion, 85, January 2019, 144-164. 
  • Mana, A. A., & Sonti, V. R. (2018). Sound transmission through a finite perforated panel set in a rigid baffle: A fully coupled analysis. Journal of Sound and Vibration, 414, 126-156.
  • Jain, N. K., & Sonti, V. R. (2017). Structural acoustics of a rectangular panel backed by a cavity: An analytical matrix approach. Journal of Vibration and Acoustics, 139(3), 031004.
  • Prakash, V., & Sonti, V. R. (2016). A systematic asymptotic approach to determine the dispersion characteristics of structural-acoustic waveguides with arbitrary fluid loading.Journal of Sound and Vibration, 373, 164-179.
  • Mana, A. A., & Sonti, V. R. (2016). Sound radiation from a perforated panel set in a baffle with a different perforation ratio.Journal of Sound and Vibration, 372, 317-341.
  • Prakash S, V., & Sonti, V. R. (2015). Weakly nonlinear acoustic wave propagation in a nonlinear orthotropic circular cylindrical waveguide.The Journal of the Acoustical Society of America, 138(5), 3231-3244.
  • Prakash S, V., & Sonti, V. R. (2015). Weakly nonlinear acoustic wave propagation in a nonlinear orthotropic circular cylindrical waveguide.The Journal of the Acoustical Society of America, 138(5), 3231-3244.
  • Prakash, S. V., & Sonti, V. R. (2014). Asymptotic expansions for wavenumbers in orthotropic fluid-filled circular cylindrical shells for intermediate fluid loading.Journal of the Acoustical Society of America, 135(6), 3198-3208.
  • Prakash, V., & Sonti, V. R. (2013). Asymptotic expansions for the structural wavenumbers of isotropic and orthotropic fluid-filled circular cylindrical shells in the intermediate frequency range.Journal of Sound and Vibration, 332(16), 3696-3705.
  • Kunte, M. V., & Sonti, V. R. (2013). Asymptotic wavenumber expansions of a strongly orthotropic fluid-filled circular cylindrical shell. Wave Motion, 50(3), 402-414.

​​Sponsored Projects

  • Coffee Wood Stem Borers: Biomechanics of boring and development of minimally invasive detection techniques. Jointly with Namrata Gundiah (PI), Jaywant Arakeri. Funded by Central Coffee Research Institute. Cost 36.4 lakhs for 2 years.