Dr. Nagarjuna Kumma

Assistant Professor
Department of Mechanical Engineering
Motilal Nehru National Institute of Technology Allahabad, Prayagraj, India-211004
E-mail: nagarjuna[at]mnnit[dot]ac[dot]in
Telephone: 8886264222(O) 09652666761(M)

Research Publications

Patents:

Patent Granted on ‘A method for predicting flammability of ternary refrigerant mixture, ternary refrigerant mixtures & method thereof ’, 551999 (23/02/2024).

Patent published on ‘Conductive coating for low-temperature solid oxide fuel cells’, 202241069315 (09/12/2022).

Patent Granted on ‘System for Synthesizing an Activated Hydro Char-Based Phase Change Composite’, 202024105759 (4/11/2024).

Journals:

Nagarjuna Kumma, S S Harish Kruthiventi. " Current Status and Critical review on Refrigerants used in domestic applications." Renewable and Sustainable Energy Reviews (2023): (I.F-16.3), (SCI Indexed journal- Q1)

Nagarjuna Kumma, Gokul Sai Seethala, Yatna Bhagat, Sai Sarath, and Satya Sai Harish Kruthiventi. "Theoretical performance studies on environment friendly refrigerants used in refrigeration units." Environmental Science and Pollution Research (2023): 1-19. (I.F-6.18), (SCI Indexed journal- Q1).

Nagarjuna Kumma, Sai Sarath, and SS Harish Kruthiventi. "Exergy and performance analysis of low GWP and Non-flammable HFO based refrigerant mixtures as alternatives to R134a." Thermal Science and Engineering Progress 39 (2023): 101691. (I.F-5.1), (SCI Indexed journal- Q1)

Nagarjuna Kumma, and SS Harish Kruthiventi. "Thermodynamic Performance and Flammability Studies of Hydrocarbon Based Low Global Warming Potential Refrigerant Mixtures." Journal of Thermal Science 31, no. 5 (2022): 1487-1502. (I.F-2), (SCIE Indexed journal- Q2).

Nagarjuna Kumma, and Satya Sai Harish Kruthiventi. "Flammability and performance studies of eco-friendly ternary refrigerant mixtures used in vapour compression systems." Environmental Science and Pollution Research 29, no. 33 (2022): 49908-49924. (I.F-6.2), (SCI Indexed journal- Q1)

Nagarjuna Kumma, and Satya Sai Harish Kruthiventi. "Effect of dilutant concentration on the performance of environment-friendly mixed refrigerants used in domestic refrigerators." Environmental Science and Pollution Research 29, no. 47 (2022): 71988-72000. (I.F-6.18), (SCI Indexed journal- Q1)

Nagarjuna Kumma, Adhil Moideen, P. Kaushik, and SS Harish Kruthiventi. "Modified thermal balance method for estimating minimum inerting concentraion of flammable refrigerant mixtures." Journal of Thermal Analysis and Calorimetry 141 (2020): 2201-2210. (I.F-3.2), (SCI Indexed journal- Q1)

Nagarjuna Kumma, R. Krishna Gopidesi, T. Raja Rao, K. Mohan Kumar, and S. R. Premkartikkumar. "Experimental investigation on diesel engine fuelled with hythane gas." Int. J. Mech. Eng. Technol 10, no. 2 (2019): 571-575.

Gopidesi, Radha Krishna, Anjaneyulu Kancharla, Nagarjuna Kumma, and Bhaskara Rao Pathakokila. "Assessment of performance, emission and combustion characteristics of dual-fuel engine with exhaust gas recirculation." Progress in Industrial Ecology, an International Journal 14, no. 2 (2020): 116-125.

Gopidesi, Radha Krishna, N. D. Sai, and S. R. Premkartikkumar, Nagarjuna Kumma "Effects of water diesel emulsion on diesel engine." Int. J. Mech. Prod. Eng. Res. Dev 8, no. 1 (2018): 675-680.

Gopidesi, Radha Krishna, Anjaneyulu Kancharla, Nagarjuna Kumma, and Bhaskara Rao Pathakokila. "Assessment of performance, emission and combustion characteristics of dual-fuel engine with exhaust gas recirculation." Progress in Industrial Ecology, an International Journal 14, no. 2 (2020): 116-125.

Conference Proceedings:

Presented a research paper titled “Modified thermal balance method for estimating minimum inerting concentration of flammable refrigerant mixtures” In the International Mechanical Engineering Congress (IMEC) 2019: Journal of Thermal Analysis and Calorimetry.