18
JUN
2015

Dr. Venkatarathnam, G.


Biography

Dr. Venkatarathnam’s research interests include Alternate Refrigerants, New refrigeration and liquefaction processes operating with mixtures, Improvement of efficiency of Refrigeration and Air conditioning Systems and Complex heat exchangers.


Selected Publications

Books & Handbook Chapters

  1. G. Venkatarathnam, Cryogenic Mixed Refrigerant Processes, Springer, NY, 2008
  2. G. Venkatarathnam, Cryogenic Heat Exchangers, Heat Exchanger Design Handbook, Begell House, 2016 (Accepted for publication)

 

Journals & Conferences

  1. H. Gurudath Nayak and G. Venkatarathnam, Occurrence of Dry out Phenomenon in an Auto Refrigerant Cascade Refrigerator operating with zeotropic mixtures, ASME J. Thermal Sci. Eng. (2016) (Accepted for publication)
  2. B. Sreenivas, H. Gurudath Nayak and G. Venkatarathnam, Relationship between composition of mixture charged and that in circulation in an auto refrigerant cascade and a J-T refrigerator operating in liquid refrigerant supply mode, Cryogenics, 81, 42-46 (2017)
  3. V. Narayanan and G. Venkatarathnam, Performance of two mixed refrigerant processes providing refrigeration at 70K,
    Cryogenics, 78, 66-73 (2016)
  4. P.C. Jayanti, and G. Venkatarathnam, Identification of the phase of a substance from the derivatives of pressure, volume and temperature, without prior knowledge of saturation properties: Extension to solid phase, Fluid Phase Equilibria, 425, 269-277 (2016)
  5. G. Sharma, R.L. Gardas, A. Coronas and G. Venkatarathnam, Effect of anion chain length on physicochemical properties of N, N-dimethylethanolammonium based protic ionic liquids, Fluid Phase Equilibria, 415, 1-7 (2016)
  6. Harish Kruthiventi SS, Venkatarathnam GG. Comparison of the Straight Adiabatic Capillary Tube Expansion Devices Used in Refrigeration Systems Operating With Refrigerants R134a and R1234yf. ASME. J. Thermal Sci. Eng. Appl., 8, 021015-1–021015-7 (2016)
  7. G. Venkatarathnam, Thermodynamics of refrigerant mixtures used in J-T refrigerators, Presented at the 26th International Cryogenic Engineering Conference, March 7-11, 2016, New Delhi
  8. V. Narayanan and G. Venkatarathnam, Thermodynamics of refrigerant mixtures used in J-T refrigerators, Presented at the 26th International Cryogenic Engineering Conference, March 7-11, 2016, New Delhi
  9. G.S.C. Prasad, C.S. Kumar, S.S. Murthy and G. Venkatarathnam, Performance of an organic Rankine cycle with multicomponent mixtures,
    Energy, 88, 690-696 (2015)
  10. B. Sreenivas, D.R. Patel, S.S. Murthy, and G. Venkatarathnam, Performance of mixed refrigerant cascade refrigerator for cooling a space simulation chamber, Indian Journal of Cryogenics 39 (1), 81-85 (2014)
  11. G. Venkatarathnam, Density Marching Method for Calculating Phase Envelopes, Ind. Eng. Chem. Res. 53, 3723−3730 (2014)
  12. G. Venkatarathnam, Density marching method for calculating phase envelopes: Part II – Three-phase envelopes, Ind. Eng. Chem. Res. Vol. 53, 12122-12128 (2014)
  13. Sumit K. Swarnkar, S. Srinivasa Murthy, Ramesh Gardas and G. Venkatarathnam, Performance of a vapour absorption refrigeration system operating with ionic liquid-ammonia combination with water as cosolvent, Applied Thermal Eng. Vol. 72, 249-256 (2014)
  14. G. Venkatarathnam, Thermodynamics of refrigerant mixtures used in Cryogenic Mixed Refrigerant Processes, National Symposium on Cryogenics, Hyderabad, December 8-10, 2014, Hyderabad, India
  15. Sunil Jerome and G. Venkatarathnam, Comparatative study of Helmholtz, Peng-Robinson and PC-SAFT equation of state applied to a J-T Cryocooler, National Symposium on Cryogenics, Hyderabad, December 8-10, 2014, Hyderabad, India
  16. Vineed Narayanan and G. Venkatarathnam, A mixed refirgerant cycle for providing refrigeration below 70 K for superconducting application, National Symposium on Cryogenics, Hyderabad, December 8-10, 2014, Hyderabad, India