मालवीय राष्ट्रीय प्रौद्योगिकी संस्थान जयपुर (राष्ट्रीय महत्व का संस्थान)
Malaviya National Institute of Technology Jaipur (An Institute of National Importance)
Department of Mechanical Engineering
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41

Journal Publications

Qualifications
  • Ph.D.(EHD Lubrication Analysis) from IIT Roorkee(0)
    M.E. from IIT Roorkee(0)
    B.E.(Mechanical Engineering) from MNNIT Allahabad(0)
Research Interests

Tribology, Surface Engineering, Elastohydrodynamic Lubrication, Lubricant Rheology, Air Foil Bearings, Magnetic Levitation, Magnetic Bearings.

Brief Research Profile

Having more than 17 years of research experience with 80 research publications including 40 papers in SCI journals published by ASME, Elsevier, Springer etc and 01 IPR. Supervised several Doctoral and Postgraduate Dissertations. Worked as a Post-Doctoral Researcher at Louisiana State University (USA) and working on various sponsored research projects in collaboration with researchers from India, USA and Europe. Reviewed various research papers submitted to International journals such as ASME Journal Tribology, STLE Tribology Transactions, Tribology International, Advances in Tribology. Former Member of Board of Studies, DRC of NIT Kurukshetra. Life Member of TSI India and IEI India.

    2018
  • Mohit Sharma, G.K. Gupta, R. Dasgupta, M. Kumar and Punit Kumar, "Titanium Foams Processed Through Powder Metallurgy Route Using Lubricant Acrawax as Space Holder Material" , Transactions of Indian Institute of Metals (Springer) Volume :71 / 1933–194 / 2018
  • Mohit Sharma, O.P. Modi and Punit Kumar, "Synthesis and Characterization of Copper Foams through a Powder Metallurgy Route Using a Compressible and Lubricant Space-Holder Material" , International Journal of Minerals, Metallurgy and Materials (Springer) Volume :25 / 902-912 / 2018
  • Punit Katyal, Punit Kumar, "A simplified approach for thermal elastohydrodynamic lubrication analysis of circular contacts using realistic lubricant properties (Available online: https://doi.org/10.1177/1350650118760613)" , IMechE (UK) – Journal of Engineering Tribology (SAGE Publications) Volume :000 / 1-15 / 2018
    • 2017
  • Niraj Kumar and Punit Kumar, "Lubricant Selection for Minimum Traction in Elastohydrodynamic Lubrication Line Contacts During Accelerated Motion—A Numerical Approach" , Journal of Tribology (ASME) Volume :139 / 051502,1-5 / 2017
  • Mohit Sharma, O. P. Modi and Punit Kumar, "Experimental modelling of copper foams processed through powder metallurgy route using a compressible space holder material" , Journal of Porous Materials (Springer) Volume :21 / 1-13 / 2017
    • 2016
  • Niraj Kumar and Punit Kumar, "New Equations for Enhanced Film Thickness in Line Contacts Under Pressurized Ambient Conditions" , Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology (Sage ) Volume :231 / 616-622 / 2016
  • N. Garg, L. Gandhi, A. Kumar, Punit Kumar, P. K. Saini, "Measurement uncertainty in airborne sound insulation and single-number quantities using sound pressure and sound intensity approaches" , Journal of Noise Control Engineering (Institute of Noise Control Engineering of the USA) Volume :64 / 153-169 / 2016
    • 2015
  • Punit Kumar and Tapash Jyoti Kalita, "Transient EHL Film Thickness During Normal Approach Considering Shear-thinning and Linear Piezo-viscous Oils" , Journal of Tribology (ASME) Volume :137 / 021504,1-7 / 2015
  • S. Bair, P. Vergne, Punit Kumar, G. Poll, I. Krupka, M. Hartl, "Comment on “History, Origins and Prediction of Elastohydrodynamic Friction” by Spikes and Jie" , Tribology Letters (Springer) Volume :58 / 1-8 / 2015
    • 2014
  • P.Katyal and Punit Kumar, "New central film thickness equation for shear-thinning lubricants in EHL rolling/sliding point contact condition" , ASME Trans. Journal of Tribology (ASME) Volume :136 / 041504-1-9 / 2014
  • P. Katyal and Punit Kumar, "On the role of second Newtonian viscosity in EHL point contacts using double Newtonian shear-thinning model" , Tribology International (Elsevier) Volume :71 / 140-148 / 2014
  • Punit Kumar and P. Anuradha, "Elastohydrodynamic Lubrication Model With Limiting Shear Stress Behavior Considering Realistic Shear-thinning and Piezo-Viscous Response" , ASME Trans. Journal of Tribology (ASME) Volume :136 / 021503-1-8 / 2014
    • 2013
  • P. Anuradha and Punit Kumar, "New Minimum Film Thickness Formula for EHL Rolling/Sliding Line Contacts Considering Shear Thinning Behavior" , IMechE Journal of Engineering Tribology (SAGE Publications) Volume :227 / 187-198 / 2013
  • Kunal Sharma and Punit Kumar, "Propagation Of Plane Waves And Fundamental Solution In Thermoviscoelastic Medium With Voids" , Journal of Thermal Stresses (Taylor and Francis) Volume :36 / 94-111 / 2013
    • 2012
  • P. Anuradha and Punit Kumar, "Effect of Lubricant Selection on EHL Performance of Involute Spur Gears" , Tribology International (Elsevier ) Volume :50 / 82-90 / 2012
    • 2011
  • P. Anuradha and Punit Kumar, "EHL Line Contact Central and Minimum Film Tickness Equations for Lubricants with Linear PIezoviscous Behaviour" , Tribology International (Elsevier) Volume :44 / 1257-1260 / 2011
  • P. Katyal and Punit Kumar, "Central Film Thickness Formula for Shear Thinning Lubricants in EHL Point Contacts under Pure Rolling" , Tribology International (Elsevier) Volume :48 / 113-121 / 2011
  • Ivan Krupka, Scott Bair, Punit Kumar Petr Svoboda and Martin Hartl, "Mechanical Degradation of the Liquid in an Operating EHL Contact" , Tribology Letters (Springer) Volume :41 / 191-197 / 2011
  • P. Anuradha and Punit Kumar, "New Film Thickness Formula for Shear Thinning Fluids in Thin Film EHL Line Contacts" , Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology (Sage Publication) Volume :225 / 173-179 / 2011
    • 2010
  • Punit Kumar, P. Anuradha and M. M. Khonsari, "Some Important Aspects of Thermal Elastohydrodynamic Lubrication" , Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology (SAGE publications) Volume :224 / 2588-2597 / 2010
  • Punit Kumar, Scott Bair, Ivan Krupka and Martin Hartl, "Newtonian Quantitative Elastohydrodynamic Film Thickness with Linear Piezoviscosity" , Tribology International (Elsevier) Volume :43 / 2159-2165 / 2010
  • Ivan Krupka, Punit Kumar, Scott Bair, M. M. Khonsari and Martin Hartl, "The Effect of Load (Pressure) For Quantitative EHL Film Thickness" , Tribology Letters (Springer ) Volume :37 / 613-622 / 2010
  • Punit Kumar, M. M. Khonsari and S. Bair, "Anharmonic Variations in EHL Film Thickness Resulting from Harmonically Varying Entrainment Velocity" , Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology (SAGE publications) Volume :224 / 239-247 / 2010
    • 2009
  • Punit Kumar, M. M. Khonsari and Scott. Bair, "Full EHL Simulations Using the Actual Ree-Eyring Model for Shear Thinning Lubricants" , ASME Trans. Journal of Tribology (ASME) Volume :131 / 011802-1-6 / 2009
  • Ivan Krupka, Scott Bair, Punit Kumar, M. M. Khonsari and Martin Hartl, "An Experimental Validation of the Recently Discovered Scale effect in Generalized Newtonian EHL" , Tribology Letters (Springer) Volume :33 / 127-133 / 2009
  • Punit Kumar and M. M. Khonsari, "Traction in EHL Line Contacts Using Free Volume Pressure-Viscosity Relationship With Thermal and Shear-Thinning Effects" , ASME Trans. Journal of Tribology (ASME) Volume :131 / 011503-1-8 / 2009
  • Punit Kumar and M. M. Khonsari, "On the Role of Lubricant Rheology and Piezo-viscous Properties in Line and Point Contact EHL" , Tribology International (Elsevier) Volume :42 / 1522-1530 / 2009
    • 2008
  • P. K. Saini, Punit Kumar and Puneet Tandon, "Surface Roughness Effects in EHL Line Contacts Using Couple Stress Fluid" , Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture (SAGE PUBLICATIONS) Volume :222 / 151-155 / 2008
  • Punit Kumar, S. C. Jain and S. Ray, "Effect of Transverse Surface Roughness and Additives in TEHD Contacts" , Tribology International (Elsevier) Volume :41 / 502-514 / 2008
  • Punit Kumar, S. C. Jain and S. Ray, "Influence of Polymeric Fluid Additives in EHL Rolling/Sliding Line Contacts" , Tribology International (Elsevier) Volume :41 / 482-492 / 2008
  • Punit Kumar, S. C. Jain and S. Ray, "Thermal EHL of Rolling/Sliding Line Contacts with Power law Fluids as Polymeric Fluid Additives" , Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture (SAGE PUBLICATIONS) Volume :222 / 35-49 / 2008
  • I. Kudish, Punit Kumar, M. M. Khonsari and S. Bair, "Scale Effects in Generalized Newtonian Elastohydrodynamic Films" , ASME Journal of Tribology (ASME) Volume :130 / 041504-1-8 / 2008
  • Punit Kumar and M. M. Khonsari, "Starvation effect on Traction in Thermo-EHL Line Contacts with Shear-Thinning Lubricants" , Tribology Letters (Springer) Volume :32 / 171-177 / 2008
  • Punit Kumar and M. M. Khonsari, "EHL Circular Contact Film Thickness Correction Factor for Shear Thinning Fluids" , ASME Journal of Tribology (ASME) Volume :130 / 041506-1-7 / 2008
  • Punit Kumar and M. M. Khonsari, "Combined Effects of Shear Thinning and Viscous Heating on EHL Characteristics of Rolling/Sliding Line Contact" , ASME Journal of Tribology (ASME) Volume :130 / 041505-1-1 / 2008
    • 2007
  • Punit Kumar and P. K. Saini, "Transient EHL Analysis of Involute Spur Gear Using Couple Stress Fluid" , Proc. IMechE (UK) – Journal of Engineering Tribology (SAGE Publications) Volume :221 / 743-754 / 2007
  • P. K. Saini, Punit Kumar and Puneet Tandon, "Thermal EHL Characteristics of Couple Stress Fluids in Rolling/Sliding Line Contacts" , Proc. IMechE (UK) – Journal of Engineering Tribology (SAGE Publications) Volume :221 / 141-153 / 2007
  • P. K. Saini, Punit Kumar and Puneet Tandon, "Design and Analysis of Radially Tapered Disk Springs with Parabolically Varying Thickness" , Proc. IMechE (UK) – Journal of Engineering Tribology (SAGE Publications) Volume :221 / 151-158 / 2007
    • 2002
  • Punit Kumar, S. C. Jain and S. Ray, "Thermal EHL of Rough Rolling/Sliding Line Contacts Using a Mixture of Two Fluids at Dynamic Loads" , ASME Trans. Journal of Tribology (ASME) Volume :124 / 709-715 / 2002
    • 2001
  • Punit Kumar, S. C. Jain and S. Ray, "Study of Surface Roughness Effects in Pure Rolling EHL Line Contacts Using a Deterministic Model" , Tribology International (Elsevier International ) Volume :34 / 713-722 / 2001
    • 2000
  • V. Agarwala, R. C. Agarwala and Punit Kumar, "Effect of thermomechanical treatment on recrystallization of boron doped nickel aluminide" , Intermetallics, Elsevier Sc. Ltd (Elsevier) Volume :8 / 85-87 / 2000

  • Book Chapter, "Lubrication Regimes – Line Contacts" ISBN:978-0-387-92896-8 published by - Springer Year: 2013 authors- Punit Kumar
  • Book Chapter, "Lubrication Regimes – Point Contacts" ISBN:978-0-387-92896-8 published by - Springer Year: 2013 authors- Punit Kumar
  • Book Chapter, "EHL Film Thickness Formulas – Line Contacts" ISBN:978-0-387-92896-8 published by - Springer Year: 2013 authors- Punit Kumar
  • Book Chapter, "EHL Film Thickness Formulas – Point Contacts" ISBN:978-0-387-92896-8 published by - Springer Year: 2013 authors- Punit Kumar