Sorry, you need to enable JavaScript to visit this website.

  • 4:56 AM, Tuesday, 02 Mar 2021

Department of Aerospace Engineering
     
Praveen Krishna, Ph.D.
Associate Professor
 
Office
Tel:+91-471-2568429
Fax:
Email:praveenkrishna@iist.ac.in













Education

Ph.D (IIT Madras)

M.Tech (IIT Madras)

B.Tech (Kerala University)


Experience

Industrial 

Around 10 years with GE and Honeywell

Linkedin Profile

Google Scholar

Scopus Profile

Researcherid


Research Work / Area

Acoustics, Condition Monitoring, Fluid-Structure Interaction, Nonlinear Dynamics and NVH

  • Institute Merit Prize, IIT Madras
  • Indira Siva Sailam Merit Prize, IIT Madras
  • BVA Rao Merit Prize, IIT Madras
  • DFSS Six Sigma Greenbelt, GE
  • Lean Six Sigma Greenbelt, Honeywell
  • Tech Guru Award, Honeywell
Refereed International Journals
  1. Prabith, K., and Krishna, I. R. P. (2020). A Time Variational Method for the Approximate Solution of Nonlinear Systems Undergoing Multiple-frequency Excitations. ASME. J. Comput. Nonlinear Dynam. DOI: 10.1115/1.4045944.
  2. Unnikrishnan, K. R., Praveen Krishna, I. R., Arun, C. O. (2020): Wrinkling analysis of pre-stressed rectangular membranes using element free Galerkin method, International Journal of Computational Methods, DOI: 10.1142/S0219876220410017.
  3. Vikas Sharma, C.O. Arun, I.R. Praveen Krishna, (2019): Development and validation of a simple two degree of freedom model for predicting maximum fundamental sloshing mode wave height in a cylindrical tank, Journal of Sound and Vibration,461, DOI: 10.1016/j.jsv.2019.114906.
  4. M Amarnath and I R Praveen Krishna,(2019). Experimental Investigations to Assess Surface Contact Fatigue Faults in the Rolling Contact Bearings by Enhancement of Sound and Vibration Signals.  Journal of Nondestructive Evaluation, 38, DOI: 0.1007/s10921-019-0571-z
  5. B Nidish Narayanaa, I R Praveen Krishna and C Padmanabhan (2018). Harmonic-Energy Balance Method for Nonlinear Conservative Systems. Journal of Sound and Vibration, 422,526-541. 
  6. I R Praveen Krishna and C Padmanabhan, (2018). Experimental and numerical investigations on the rotor-stator rub. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 232(18), 3200-3212
  7. K Hari, Satish Kumar Verma, I R Praveen Krishna and V Seena, (2017) Out-of-plane dual flexure MEMS piezoresistive accelerometer with low cross-axis sensitivityMicrosystem Technologies, 24(5), 2437-2444.
  8. D Mallikarjuna Reddy and I R Praveen Krishna, (2017). Damage Identification in a Multilevel Structure Using Empirical Mode Decomposition. Journal of Engineering Science and Technology, 12, 3274-3285.
  9. I R Praveen Krishna and C Padmanabhan, (2015). Experimental and Numerical Investigations of Impacting Cantilever Beams: Second Mode Response. International Journal of Mechanical Sciences, 92, 187 - 193. 
  10. D Mallikarjuna Reddy, I R Praveen Krishna and Sathesa, (2015). Innovative method of empirical mode decomposition as spatial tool for structural damage identification. Structural Control and Health Monitoring, 22, 365 - 373. 
  11. M Amarnath and I R Praveen Krishna,(2014). Local fault detection in helical gears via vibration and acoustic signals using EMD based statistical parameter analysisMeasurement, 58, 154 - 164. 
  12. M Amarnath and I R Praveen Krishna, (2013). Detection and diagnosis of surface wear failure in a spur geared system using EEMD based vibration signal analysisTribology International, 61, 224 - 234. 
  13. M Amarnath and I R Praveen Krishna, (2012). Empirical Mode Decomposition of Acoustic Signals for Diagnosis of Faults in Gears and Rolling Element BearingsIET Science, Measurement & Technology, 6(4):279 - 287.
  14. I R Praveen Krishna and C Padmanabhan, (2012). Experimental and Numerical Investigations of Impacting Cantilever Beams Part 1: First Mode Response. Nonlinear Dynamics, 67:1985 - 2000. 
  15. I R Praveen Krishna and C Padmanabhan, (2011). Improved reduced-order solution techniques for nonlinear systems with localized nonlinearities. Nonlinear Dynamics, 63(4):561 - 586. 
International conferences
  1. K. R. Unnikrishnan., I.R. Praveen Krishna., C. O. Arun., Free Vibration analysis of Pre-stressed nonhomogeneous membranes using element free Galerkin Method., Seventh International Congress on Computational Mechanics and Simulations, ICCMS 2019, IIT Mandi, 11-13 Dec 2019.
  2. K. R. Unnikrishnan., C. O. Arun.,  I.R. Praveen Krishna., Wrinkling analysis of pre-stressed membranes using element free Galerkin method., 10th International Conference on Computational Methods, Singapore., 9 -13 July 2019.
  3. Unnikrishnan K.R., Praveen Krishna I.R., Arun C.O. (2020) Free Vibration Analysis of Pre-stressed Membrane Using Element Free Galerkin Method. First International Conference on Emerging Trends in Engineering (ICETE). Learning and Analytics in Intelligent SystemsUniversity College of Engineering, Osmania university, Hydrabad, India, 22-23 March 2019 .
  4.  Nidish Narayana Balaji and I R Praveen Krishna.Coupled Simulation of Rotor Systems Supported by Journal Bearings, The 10th IFToMM International Conference on Rotor Dynamics (IFToMM ICORD 2018), Rio de Janeiro, Brazil, 23 -27 2018.
  5.  K Prabith and I R Praveen Krishna.A Modified Model Reduction Technique for the Dynamic Analysis of Rotor- Stator Rub, The 10th IFToMM International Conference on Rotor Dynamics (IFToMM ICORD 2018), Rio de Janeiro, Brazil, 23 -27 2018.
  6.  K R Unnikrishnan , I R Praveen Krishna and C O Arun. Mesh dependency study on wrinkling and vibration analysis on pre-stressed membranes, 3rd International Conference on Materials, Mechanics and Management (IMMM2017), CET Trivandrum, Kerala, India, 13-15, July 2017
  7. K Hari, I R Praveen Krishna and V Seena. Piezoresistive Si MEMS Accelerometer with Novel Nonplanar Flexures for Low Cross Axis Sensitivity, 3rd International Conference on Emerging Electronics ICEE 2016 (IEEE), IIT Bombay, Mumbai, India, 27-30, December 2016
  8. Sudhakar Gantasala, I R Praveen Krishna and A S Sekhar. Dynamic Analysis of Rotors Supported On Journal Bearings by Solving Reynolds Equation Using Pseudospectral Method, The 9th IFToMM International Conference on Rotor Dynamics, IFToMM ICORD 2014, Milan, Italy, 22-25, September 2014. 
  9. I R Praveen Krishna and C Padmanabhan Experimental and Numerical Investigations on Rotor-Stator Rub. Proceedings of the National Symposium on Rotor Dynamics (NSRD), IIT Madras, 19-21, December 2011.
  10.  M Amarnath and I R Praveen Krishna. Detection and Diagnosis of Fault in Two-Stage Helical Gearbox Using Empirical Mode Decomposition Method. Proceedings of 53rd Congress of ISTAM, Osmania University, Hyderabad, India, 27-30, December 2008.
  11. I R Praveen Krishna and C Padmanabhan. Investigations on the Nonlinear Behavior of a Cantilever Beam with End Stops. The 9th International Conference on Motion and Vibration Control (MOVIC 2008), Munich, 15-18, September 2008. 
  12. I R Praveen Krishna and C Padmanabhan. Dynamic Analysis of Systems with Localized non-linearities. International Conference of Mathematical modeling of Non-linear systems IIT Kharagpur, 9-11, December 1999.

Book Chapters

  1. Unnikrishnan K.R., Praveen Krishna I.R., Arun C.O. (2020) Free Vibration Analysis of Pre-stressed Membrane Using Element Free Galerkin Method. In: Satapathy S., Raju K., Molugaram K., Krishnaiah A., Tsihrintzis G. (eds) International Conference on Emerging Trends in Engineering (ICETE). Learning and Analytics in Intelligent Systems, vol 2. Springer, Cham.
  2. K. R. Unnikrishnan., I.R. Praveen Krishna., C. O. Arun.(2019), Mesh dependency study on wrinkling and vibration analysis on pre-stressed membranes. In: Sheela Evangeline, M.R. Rajkumar, Saritha G. Parambath (eds) Proceedings of 4th International Conference on Material Mechanics and Management, CRC Press-Taylor and Francis.
  3. Balaji N.N., Krishna I.R.P. (2019) Coupled Simulation of Rotor Systems Supported by Journal Bearings. In: Cavalca K., Weber H. (eds) Proceedings of the 10th International Conference on Rotor Dynamics – IFToMM. IFToMM 2018. Mechanisms and Machine Science, vol 60. Springer, Cham (Chapter 30)
  4. Prabith K., Praveen Krishna I.R. (2019) A Modified Model Reduction Technique for the Dynamic Analysis of Rotor-Stator Rub. In: Cavalca K., Weber H. (eds) Proceedings of the 10th International Conference on Rotor Dynamics – IFToMM. IFToMM 2018. Mechanisms and Machine Science, vol 62. Springer, Cham (Chapter 29)
  5. Sudhakar Gantasala, I R Praveen Krishna and A S Sekhar. Dynamic Analysis of Rotors Supported On Journal Bearings by Solving Reynolds Equation Using Pseudospectral Method, Proceedings of the 9th IFToMM International Conference on Rotor Dynamics; Mechanisms and Machine Science Series Vol. 21; Ed. Pennacchi, Paolo; Springer, 2015.
Courses

B.Tech

  • Engineering Mechanics
  • Aerospace Structures I
  • Theory of Elasticity
  • Kinematics and Dynamics of Machinery
  • Structural Acoustics and Noise Control

M. Tech

  • Aeroelasticity(1/2)
  • Mathematical Methods for Aerospace Engineers (1/3)
  • Structural Dynamics
  • Structural Acoustics and Noise Control