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Dr. P. Balakrishnan

Ph.D

Research Assistant Professor

Education Details

  • Ph.D. in Mechanical Engineering, IIT Madras, 2017 (Jet noise reduction using swirl flows)
  • ME in Aeronautical Engineering, Hindustan University, 2012 (Mixing enhancement in combustion using swirl flows)
  • BE in Aeronautical Engineering, Infant Jesus College of Engineering, Anna University, 2010.

Academic Experience:

  • Research Assistant Professor, Department of Mechanical Engineering, SRM Institute of Science and Technology (formerly known as SRM University), Chennai. July, 2017 to till date.
  • Institute pre-doctoral at IIT Madras, Chennai (Nov 2016 – May 2017)
  • Half-time Teaching Research Assistantship (HTRA) at IIT Madras.
  • Part Time Teaching Assistant (PTTA) at Hindustan University, Chennai during ME second year (Aug 2012 – Apr 2012)

Other Professional Experience:      

  • Reviewer of  Journal of Applied Fluid Mechanics

Achievements and Awards

  • Received Gold Medal for securing University first rank in ME.
  • Institute Pre-doctoral Fellowship in recognition of submitting a final thesis before the maximum period of the Ph.D. program.     
  • Received ‘Young Professional Grant Award’ from INCE and INTER-NOISE2016 for conference paper titled ‘Supersonic impinging jet noise reduction using co-axial swirlers’ in Hamburg, Germany. 
  • Noise reduction
  • Different types of Jet flows (Pipe jets, Impinging jets, Orifice Jets, Swirl jets)
  • Aero-acoustics
  • Mixing enhancement
  • Nozzle flows
  • Swirl flows
  • Co-axial flows
  • Flow control.

Selected Publications:

  • Balakrishnan, P. and Srinivasan, K., 2018. Influence of swirl number on jet noise reduction using flat vane swirlers. Aerospace Science and Technology. 73 9 (2018), 215-268.
  • Balakrishnan. P and Srinivasan K., 2017. Jet noise suppression using curved blade vane angle. Applied Acoustics. 126, 149–161.
  • Balakrishnan. P and Srinivasan K., 2017. Pipe jet noise reduction using co-axial swirl pipe. The Aeronautical Journal (2017): 1-27.
  • Balakrishnan. P and Srinivasan K., 2016. Reduction of jet impingement noise by addition of swirl. ASME. J. Vib. Acoust. 138(6), 061013. 
  • Kumar, S.S., Balakrishnan, P. and Chandraseelan, R.E., 2014. Numerical Investigation of Swirl Enhancement for Complete Combustion in an Incinerator. International Journal of Engineering & Technology, 6(3), 0975-4024.
  • Balakrishnan. P and Srinivasan K., Jet noise reduction using non-circular jet surrounded by swirl flow. Acta Acustica united with Acustica.103 (5), 488-514
  • Balakrishnan. P and Srinivasan K., Impinging jet noise reduction using non-circular jet. (Under Review)

Patent:

  • Balakrishnan. P and Srinivasan K., Swirl number selection for reducing various forms of jet noise. (Patent pending)

Papers Presented:

  • Balakrishnan. P and Srinivasan K., 2016. Supersonic impinging jet noise reduction using co-axial swirlers. INTER-NOISE 2016, Hamburg, Germany, August 21-24.
  • Balakrishnan. P and Srinivasan K., 2016. Noise from a non-circular impinging jet. LAMSYS 2016, SDSC SHAR Sriharikota, India, June 24-25.

Working Papers: 

  • Balakrishnan. P and Srinivasan K., Effect of flat vane swirlers in jet noise reduction. Journal of Aerospace Sciences and Technologies (Under Review)
  • Balakrishnan. P and Srinivasan K., Impinging jet noise reduction using non-circular jet. 2017.
  • Effect of blade and hub shapes of co-axial vane swirl jet on jet noise reduction (Under preparation)

Work in Progress:

  • Balakrishnan. P and Srinivasan K., Jet noise comparison for flat and curved vane swirlers. 2017
  • Two-wheeler exhaust noise reduction