Ajay Kumar Yadav (On-Lien to IIT Patna)

Designation: 

Assistant Professor

Date of Joining at NITK: 

Friday, May 1, 2009

Professional Experience: 

NITK: 13 years
Indian Navy: 07 years

Contact Details

E-mail: 

ajaykyadav [at] nitk.edu.in
ajayyadav.aba [at] rediffmail.com

Telephone: 

(O)+91-824-2473676, (R) +91-824-2474676, (M) 9035552339

Mobile: 

+91 9035552339

Google Scholar: 

https://scholar.google.co.in/citations?user=0XmMAUEAAAAJ&hl=en
Academic Background

• PhD (IIT Kharagpur), 2013
• M. Tech. (IIT Kharagpur), 2008
• B.E. (AMIE), B.Sc. (Marine Technology, CUSAT)
• Diploma, 1999

Areas of Interest

• Heat transfer, Natural circulation loops, Bio-heat transfer, CFD, IC Engine, Nanofluids, Phase change materials
• Refrigeration & Air Conditioning, Renewable Energy (Biomass &Solar)

Significant Projects

1. FAST-TRACK Project under Young Scientist scheme, sanctioned by SERB, New Delhi;
Title: Numerical and experimental studies on two phase carbon dioxide based natural circulation loops
PI: Ajay Kumar Yadav
Funding amount: 25.84 Lakh
Duration: 3 years (2014-17)
Status: completed

2. Funding Agency: DST, New Delhi
Title: Development of a solar based humidifier/dehumidifier linked with ground water
PI: Dr. Ajay Kumar Yadav; Co-PI: Dr. Anish S.
Funding amount: 29.02 Lakh
Duration: 3 years (2017-20)
Status: completed

3. IMPRINT-2 project, MHRD, New Delhi
Title: Development of cost effective Radiofrequency ablation system and magnetic hyperthermia equipment for thermal therapies of cancerous tumors.
PI: Dr. Ajay Kumar Yadav
Co-PI: Dr. PU Saxena, KMC Attavar, MAHE, Manipal.; Dr. B. Satish Rao, School of Life Sciences, MAHE, Manipal; Dr. U. Sripathi & Dr. Laxminidhi, Dept of E&C, NITK.
Funding amount: 48.94 Lakh
Duration: 3+1 years (2019-23)
Status: On-going

4. Funding Agency: SERB, New Delhi, under Core Research Grant
Title: Design and development of Supercritical carbon dioxide based naturally circulated solar thermal collector
PI: Dr. Ajay Kumar Yadav; Co-PI: Dr. M. R. Ramesh
Funding amount: 23.81 Lakh
Duration: 3 years (2022-25)

5. Funding Agency: SERB, New Delhi, under TARE scheme
Title: Design and development of Supercritical carbon dioxide based naturally circulated solar thermal collector
Mentor: Dr. Ajay Kumar Yadav; Grantee: Dr. Abdul Razak Kaladagi
Funding amount: 15 Lakh
Duration: 3 years (2022-25)

6.. Funding Agency: ANSYS Inc.
Title: Design of an efficient cooling system using Subcritical/supercritical CO 2 based natural circulation loop for data centres and batteries.
PI: Dr. Ajay Kumar Yadav
Funding amount: 6.3 Lakh
Duration: 1 year (2022-23)

7. Funding Agency: VGST, Karnataka
Title: Development of ternary mixture based Vapor absorption system
PI: Dr. Sathyabhama A, Co-PI: Dr. Ajay Kumar Yadav
Funding amount: 15 Lakh
Duration: 2 years (2023-25)

Supervision of Ph.D

Degree awarded: 06; submitted: 02; Ongoing: 06;
Name of Research scholars with area of research:
1. Dr. Venkatesh T. Lamani: Computational and experimental studies of CRDI engine with bio-diesel blends. (Degree awarded)
2. Dr. Thippeswamy L. R.: Experimental studies on single/two phase CO2 based Natural Circulation Loops. (Degree awarded).
3. Dr. Tabish Wahidi: Study of instability and its mitigation in Supercritical CO2 based Natural circulation loops: CFD and Experimental study. (Degree awarded)
4. Dr. Shanker Kodate: Effect of high temperature biodiesel injection in IC engine. (Degree awarded)
5. Mr. Madagonda K. Biradar: Computational and experimental studies of Carbon Dioxide based Solar thermal heater. (Thesis submitted)
6. Dr. Nidhul K.: CFD and Expermental studies on Solar air heater (Degree awarded).
7. Mr. Addisu Frinjo Emma (from Ethiopia): Biodiesel, IC Engine (Degree Awarded)
8. Mr. Anteneh Wogasso (from Ethiopia): Biofules, IC engine (Thesis submitted)
9. Mr. Sangappa Dasar: Sorption process in solid desiccant (Thesis writing)
10. Mr. Kishor Kumar (Scientist, NAL): Gas turbine
11. Mr. Aditya Narkhede: Study of fluid flow behavior using PIV technique
12. Mr. Somesh Kolte: Solar energy
13. Mr. Manoj: Solar Energy
14. Mr. Ranjan Kumar: Carbon Dioxide based Solar thermal collector

Significant Publications

Journals: 44, Book chapters: 04, Conferences: 58
INTERNATIONAL JOURNALS:
44. K. Nidhul, Dhruv Thummar, Ajay K. Yadav, Anish S., Machine learning approach for optimization and performance prediction of triangular duct solar air heater: A comprehensive review, Solar Energy, 2023 (Accepted), https://doi.org/10.1016/j.solener.2023.02.022.

43. Sangappa R Dasar, Anish S., Ajay Kumar Yadav, "Sorption-desorption characteristics of dried cow dung with PVP and clay as composite desiccants: experimental and exergetic analysis", Renewable Energy, 2022 (Accepted)

42. Anteneh Wogasu, Ajay K. Yadav, Kumar G. N., "Effect of DEE added Karanja biodiesel fuel on the performance, combustion, and emission characteristics of CI engine under variable injection timing and engine load", International Journal of Ambient Energy, 2022 (Accepted), https://doi.org/10.1080/01430750.2022.2142288.

41. Madagonda K. Biradar, Dipal N. Parmar, Ajay Kumar Yadav, CFD and Exergy Analysis of Subcritical/Supercritical CO2 Based Naturally Circulated Solar Thermal Collector, Renewable Energy, 189 (2022) 865-880, (Elsevier, SCI, IF: 8.63). Rating: Q1..

40. Addisu Frinjo Emma, A Sathyabhama, Ajay Kumar Yadav, Extraction and characterization of coffee husk biodiesel and investigation of its effect on performance, combustion, and emission characteristics in a diesel engine, Energy Conversion and Management: X, 14 (2022) 100214, (Elsevier)

39. Srijit Sen, Tarun Hegde, Arumuga Perumal D., Ajay Kumar Yadav, A Numerical Approach for Natural Convection with Curved Obstacles in an Enclosure using Lattice Boltzmann Method, ASME Open Journal of Engineering, 2022. (Accepted) ASME.

38. Addisu Frinjo Emma, A Sathyabhama, Ajay Kumar Yadav, Extraction and characterization of biodiesel derived from the coffee husk, and its effect on diesel engine performance and emission characteristics, International Journal of Energy for a Clean Environment, 2022 (Accepted), Begell House.

37. Shankar V. Kodate, P. S. Raju, Ajay K. Yadav, Kumar G. N., "Effect of fuel preheating on performance, emission and combustion characteristics of a diesel engine fuelled with Vateria indica methyl ester blends at various loads", Journal of Environmental Management, 304 (2022), https://doi.org/10.1016/j.jenvman.2021.114284 (SCI, IF: 6.8)

36. K. Nidhul, Ajay K. Yadav, Anish S., Arunachala U. Chandavar, "Thermo-hydraulic and exergetic performance of a cost-effective solar air heater: CFD and experimental study", Renewable Energy, 184 (2021) 627-641, (Elsevier, SCIE, IF: 8.01). Rating: Q1.

35. K. Nidhul, Ajay K. Yadav, Anish S., Sachin Kumar, "Critical review of ribbed solar air heater and performance evaluation of various V-rib configuration", Renewable and Sustainable Energy Reviews, 142, (2021), 110871, https://doi.org/10.1016/j.rser.2021.110871, (Elsevier, SCI, IF: 14.98). Rating: Q1.

34. Shankar V. Kodate, P. S. Raju, Ajay K. Yadav, Kumar G. N., "Investigation of Preheated Preheated Dhupa Seed oil Biodiesel as an Alternative Fuel on the Performance, Emission and Combustion in a CI Engine" Energy, 231 (2021) 120874. https://doi.org/10.1016/j.energy.2021.120874, (SCI, IF: 7.15, Elsevier). Rating: Q1.

33. Tabish Wahidi, Ajay K Yadav, "Instability Mitigation by Integrating Twin Tesla Type Valves in Supercritical Carbon dioxide based Natural Circulation Loop", Applied Thermal Engineering, 182 (2021) 116087, https://doi.org/10.1016/j.applthermaleng.2020.116087, (Elsevier, SCI, IF: 5.30). Rating: Q1.

32. Sthavishtha Bhopalam R., D. Arumuga Perumal, Ajay K. Yadav, "Computational appraisal of fluid flow behavior in two-sided oscillating lid-driven cavities", International Journal of Mechanical Sciences, 196 (2021), 106303, https://doi.org/10.1016/j.ijmecsci.2021.106303, (Elsevier, SCI, IF: 5.33). Rating: Q1.

31. Thippeswamy L.R. and Ajay Kumar Yadav, "Effect of Loop Tilting on the Heat Transfer and Pressure Drop in Two Phase CO2 Based Natural Circulation Loop: An Experimental Study", ASME Journal of Thermal Science and Engineering Applications, 13 (2021) 021021, https://doi.org/10.1115/1.4047820, (ASME, Scopus, IF: 1.5). Rating: Q2.

30. Tabish Wahidi, Rajat A. Chandavar, Ajay kumar Yadav, "Supercritical CO2 Flow Instability in Natural Circulation Loop: CFD Analysis", Annals of Nuclear Energy, 160 (2021) 108374, https://doi.org/10.1016/j.anucene.2021.108374 (Elsevier, SCI, IF: 1.78), Rating: Q1.

29. Srivatsa T., Tabish Wahidi, Ajay kumar Yadav and Arun M., "Numerical assessment of stability behaviour in Supercritical CO2 based NCLs configured with Heater, Heat exchanger and Isothermal wall as heat sources", Journal of Thermal Engineering, 2021, accepted. (Scopus)

28. Thippeswamy L.R. and Ajay K. Yadav, "Heat transfer enhancement using CO2 in a natural circulation loop", Nature Scientific Reports, 10 (2020) 1507, https://doi.org/10.1038/s41598-020-58432-6. (Scopus, IF: 4.381). Rating: Q1.

27. Tabish Wahidi, Rajat A. Chandavar, Ajay K. Yadav, "Stability Enhancement of Supercritical CO2 based Natural Circulation Loop using a Modified Tesla Valve", The Journal of Supercritical Fluids, 166 (2020) 105020, https://doi.org/10.1016/j.supflu.2020.105020. (Elsevier, SCI, IF: 4.58). Rating: Q1.

26. Nidhul K., Sachin Kumar, Ajay K. Yadav and Anish S., "Enhanced thermo-hydraulic performance in a V-ribbed triangular duct solar air heater: CFD and exergy analysis", Energy, 200 (2020) 117448, https://doi.org/10.1016/j.energy.2020.117448 (Elsevier, SCI, IF: 7.15). Rating: Q1.

25. K. Nidhul, Sachin Kumar, Ajay Kumar Yadav, Anish S., "Computational and experimental studies on the development of an energy-efficient drier using ribbed triangular duct solar air heater", Solar Energy, 209 (2020) 454-469, https://doi.org/10.1016/j.solener.2020.09.012, (Elsevier, SCI, IF: 5.74). Rating: Q1.

24. Nidhul K., Ajay K. Yadav, Anish S., Arunachala U. C. "Efficient design of an artificially roughened solar air heater with semi-cylindrical side walls: CFD and exergy analysis", Solar Energy, 207 (2020), 289-304. https://doi.org/10.1016/j.solener.2020.06.054. (SCIE, IF: 5.74). Rating: Q1.

23. Pawan Karki, D. Arumuga Perumal, Ajay K. Yadav "Comparative studies on air, water and nanofluids based Rayleigh Benard natural convection using Lattice Boltzmann Method: CFD and exergy analysis", Journal of Thermal Analysis and Calorimetry, (2020), doi: 10.1007/s10973-020-10496-2, (springer, SCI, IF: 4.63). Rating: Q2.

22. Srivatsa T., Tabish Wahidi, Ajay kumar Yadav and Arun M., "Comparative Computational Appraisal of Supercritical CO2 based Natural Circulation Loop: Effect of Heat-Exchanger and Isothermal Wall", Journal of Thermal Analysis and Calorimetry, 141, 2219–2229 (2020), DOI : 10.1007/s10973-020-09854-x, (SCI, IF: 4.63). Rating: Q2.

21. Shankar V. Kodate, A.K. Yadav, Kumar G. N., "Combustion, Performance and Emission Analysis of Preheated KOME Biodiesel as an Alternate Fuel for a Diesel Engine", Journal of Thermal Analysis and Calorimetry, 141, 2335–2345 (2020), DOI :10.1007/s10973-020-09814-5, (Springer, SCI, IF: 4.63). Rating: Q2.

20. Nidhul Kottayat, Sachin Kumar, Ajay Kumar Yadav and Anish S., "Influence of rectangular ribs on exergetic performance in a triangular duct solar air heater, ASME Journal of Thermal Science and Engineering Applications", (2020), DOI: https://doi.org/10.1115/1.4046057 (scopus, IF:1.5). Rating: Q2

19. Ajay Kumar Yadav, Teja Donepudi, Siddani Bhargav Sriram, "Numerical and Experimental Investigation of Melting Characteristics of Phase Change Material-RT58", Thermal Science and Engineering Progress, 17 (2020) 100378, https://doi.org/10.1016/j.tsep.2019.100378.(Scopus- Elsevier), Rating: Q1.

18. Isac Rajan, D. Arumuga Perumal, Ajay Kumar Yadav, Fluid flow characteristics in double-sided lid-driven microcavity using lattice Boltzmann method, Computational Thermal Sciences, 11 (6) (2019), 565-577; DOI: 10.1615/ComputThermalScien.2019028960. (Begell house, scopus). Rating: Q3

17. Pawan Karki, Ajay Kumar Yadav, D. Arumuga Perumal, Study of adiabatic obstacles on natural convection in a square cavity using Lattice Boltzmann method, ASME Journal of Thermal Science and Engineering Applications, 11(2019), 034502 (16 pages), doi: 10.1115/1.4041875, ASME (scopus, IF:1.5). Rating: Q2

16. Tabish Wahidi, Ajay Kumar Yadav, Effect of subcritical and supercritical phase on the steady state behavior of CO2 based natural circulation loop, Int. J. Mechanical and Production Engineering Research and Development, 9 (2019) 151-157. (scopus, published through conference). Rating: Q3

15. Sthavishtha Bhopalam R., D. Arumuga Perumal, Ajay Kumar Yadav, Computation of fluid flow in double sided cross-shaped lid-driven cavities using Lattice Boltzmann method, European Journal of Mechanics - B/Fluids, 70 (2018), 46-72, (SCIE, IF= 2.18). Rating: Q2

14. Venkatesh T. Lamani, Ajay Kumar Yadav, Kumar G. N., Combustion, performance and tail pipe emissions of common rail diesel engine fuelled with waste plastic oil-diesel blends, ASME Journal of Thermal Science and Engineering Applications, 10 (2018),051007-051007-9, doi: 10.1115/1.4039965, (ASME, IF:1.5). Rating: Q2

13. Ajay Kumar Yadav, Neeraj, Performance analysis of refrigerants R1234yf, R1234ze and R134a in ejector based refrigeration cycle, International Journal of Air-Conditioning and Refrigeration, 26(3) (2018) 1850026, doi: 10.1142/S2010132518500268. (scopus). Rating: Q2

12. Venkatesh T. Lamani, Ajay Kumar Yadav, Kumar G. N., Performance, emission and combustion characteristics of twin cylinder common rail diesel engine fuelled with butanol-diesel blends, Environmental Science and Pollution Research, 24 (2017):23351-23362, DOI: 10.1007/s11356-017-9956-7; Springer. (SCI, IF: 4.22), Rating: Q2.

11. Venkatesh T. Lamani, Ajay Kumar Yadav, Kumar G. N., Effect of exhaust gas recirculation rate on performance, emission and combustion characteristics of common rail diesel engine fuelled with n-butanol-diesel blends, Biofuels, (2017), DOI: 10.1080/17597269.2017.1369631, (Taylor and Francis..IF: 2.96. scopus). Rating: Q2

10. Venkatesh T. Lamani, Ajay Kumar Yadav, Kumar G. N., Influence of low-temperature combustion and dimethyl ether-diesel blends on performance, combustion, and emission characteristics of common rail diesel engine: a CFD study, Environmental Science and Pollution Research, 24 (2017), 15500–15509; DOI: 10.1007/s11356-017-9113-3, Springer. (SCI, IF: 4.22). Rating: Q2

9. Ajay Kumar Yadav, M. Ram Gopal and Souvik Bhattacharyya, Transient analysis of subcritical/supercritical carbon dioxide based natural circulation loop with end heat exchangers: Experimental study, Heat and Mass Transfer, 53 (2017), 2951-2960; DOI: 10.1007/s00231-017-2038-z; Springer. (SCI, IF: 2.46). Rating: Q2

8. Venkatesh T. Lamani, Aditya U. Baliga M, Ajay Kumar Yadav, Kumar G. N., Effect of bioethanol-diesel blends, exhaust gas recirculation rate and injection timing on performance, emission and combustion characteristics of common rail diesel engine, Biofuels, (2017), DOI: 10.1080/17597269.2017.1329493, (Taylor and Francis, IF: 2.96. Scopus). Rating: Q2

7. Ajay Kumar Yadav, Souvik Bhattacharyya and M. Ram Gopal, Optimum Operating Conditions for Subcritical/Supercritical Fluid Based Natural Circulation Loops, ASME Journal of Heat Transfer, 138 (2016) 112501-(1-9). doi: 10.1115/1.4031921; IF: 2.02. (ASME, SCI, Scopus). Rating: Q1.

6. Ajay Kumar Yadav, M. Ram Gopal and Souvik Bhattacharyya, Effect of Tilt Angle on Subcritical/Supercritical Carbon Dioxide Based Natural Circulation Loop With Isothermal Source and Sink, ASME Journal of Thermal Science and Engineering Applications, 8 (2016) 011007-(1-8). doi: 10.1115/1.4030702; (ASME, IF: 1.5. Scopus), Rating: Q2

5. Ajay Kumar Yadav, M. Ram Gopal and Souvik Bhattacharyya, Transient analysis of subcritical/supercritical carbon dioxide based natural circulation loops with end heat exchangers: Numerical studies, Int. Journal of Heat and Mass Transfer, 79 (2014) 24-33. DOI: 10.1016/j.ijheatmasstransfer.2014.07.068. (Elsevier, IF: 5.58, SCI), Rating: Q1

4. Ajay Kumar Yadav, Souvik Bhattacharyya, M. Ram Gopal, On the suitability of carbon dioxide in forced circulation type secondary loops, Int. Journal of Low-Carbon Technologies, 9 (2014) 85-90. DOI:10.1093/ijlct/cts064. (Oxford Univ Press, IF: 2.46, SCI). Rating: Q1

3. Ajay Kumar Yadav, M. Ram Gopal and Souvik Bhattacharyya, CO2 based natural circulation loops: new correlations for friction and heat transfer, Int. Journal of Heat and Mass Transfer, 55 (2012) 4621-4630. DOI: 10.1016/j.ijheatmasstransfer.2012.04.019. (Elsevier, IF: 5.58. SCI). Rating: Q1

2. Ajay Kumar Yadav, M. Ram Gopal and Souvik Bhattacharyya, CFD analysis of a CO2 based natural circulation loop with end heat exchangers, Applied Thermal Engineering, 36 (2012) 288-295. DOI: 10.1016/j.applthermaleng.2011.10.031. (Elsevier, IF: 5.30. SCI). Rating: Q1

1. Ajay Kumar Yadav, M. Ram Gopal, Souvik Bhattacharyya, Computational fluid dynamic analysis of a supercritical CO2 based natural circulation loop with end heat exchangers, Int. Journal of Advances in Engineering Sciences and Applied Mathematics, 4 (2012), 119-126. DOI: 10.1007/s12572-012-0062-2. (Springer, ESCI).

BOOK CHAPTERS:
4. Tabish Wahidi and Ajay kumar Yadav, Numerical Instability Assessment of Natural Circulation Loop Subjected to Different Heating Conditions, Recent Trends in Fluid Dynamics Research, 263-275, Springer Book publication, 2022.

3. Srivatsa T., Tabish Wahidi, Ajay kumar Yadav and Arun M., Comparative Numerical Appraisal of Subcritical and Supercritical CO2 based Natural Circulation Loop, Recent Trends in Fluid Dynamics Research, 249-262, Springer Book publication, 2022.

2. Venkatesh T. Lamani, Ajay Kumar Yadav, Kumar G.N, CFD simulation of a common rail diesel engine with biobutanol-diesel blends for various injection timings, Springer Proceed. in Energy, Biofuels and Bioenergy, (2016), ISBN: 978-3-319-47255-3, 337951_1_En, (14).

1. Venkatesh T. Lamani, Ajay Kumar Yadav, G.N. Kumar, Spray and combustion characterization in common rail direct injection (CRDI) engine - a review, Fire Research and Engineering, (2015) pp 451-66, Narosa Publishing House, New Delhi. ISBN: 978-81-8487-395-5.

NATIONAL/INTERNATIONAL CONFERENCES:

1. Ajay Kumar Yadav, M. Ram Gopal, Souvik Bhattacharyya, Theoretical analysis of an indirect air conditioning system using liquid carbon dioxide as secondary fluid, Proceedings of the 20th National and 9th International ISHMT-ASME Heat and Mass Transfer Conference January 4-6, 2010, Mumbai, India, Paper no. 10HMTC406.
2. Ajay Kumar Yadav, M. Ram Gopal, Souvik Bhattacharyya, Computational fluid dynamic analysis of a supercritical co2 based natural circulation loop with end heat exchangers, Proceedings of the 21st National & 10TH ISHMT-ASME Heat and Mass Transfer Conference, December 27-30, 2011, IIT Madras, India, Paper no. ISHMT_IND_01_006.
3. Ajay Kumar Yadav and M. Ram Gopal, Simulation of desiccant air conditioning system using cross-corrugated solar collector, Int. Conference on Renewable Energy, January 17-21, 2011, Jaipur, India, Paper no. SP-05.
4. Ajay Kumar Yadav, M. Ram Gopal, Souvik Bhattacharyya, Simulation of a supercritical CO2 based natural circulation loop with end heat exchangers, Proc. of the 5th International Conference on Advances in Mechanical Engineering (ICAME-2011), June 06-08, 2011, SVNIT Surat, India, paper no. TF-6.
5. Ajay Kumar Yadav, M. Ram Gopal, Souvik Bhattacharyya, Carbon dioxide as a secondary fluid for natural circulation loops: correlation for optimum operating condition, Proc. of the Minamata International Symposium on environment and energy technology (MISSION 2013), December 04-06, 2013, Kumamoto, Japan, Paper no. 001.
6. Ajay Kumar Yadav, M. Ram Gopal, Souvik Bhattacharyya, Effect of tilt angle on subcritical/supercritical carbon dioxide based natural circulation loop with isothermal source and sink, Proceedings of the 22nd National and 11th International ISHMT-ASME Heat and Mass Transfer Conference, December 28-31, 2013, IIT Kharagpur, India, Paper no. HMTC1300801.
7. Venkatesh Lamani, Ajay Kumar Yadav, G.N. Kumar, Spray and combustion characterization in common rail direct injection (CRDI) engine - a review, National Conference on Fire Research and Engineering (FiRE), IIT Roorkee, India, March 01-02, 2014.
8. Ajay Kumar Yadav, M. Ram Gopal, Souvik Bhattacharyya, Transient studies on heat transfer and fluid flow behaviour of supercritical carbon dioxide based natural circulation loop, 4th International and 41st National Conference on Fluid Power and Fluid Mechanics (FMFP), IIT Kanpur, Dec 12-14, 2014.
9. Vinayprasad S. K., Rutuparna R. Sonpimple, Ajay Kumar Yadav, CFD simulation of water based nanofluids in a natural circulation loop, 4th International and 41st National Conference on Fluid Power and Fluid Mechanics (FMFP), IIT Kanpur, Dec 12-14, 2014.
10. Thippeswamy L. R.,Venkatesh T. Lamani, Ajay Kumar Yadav, Computational fluid dynamics analysis of nanofluids based natural circulation loop with end heat exchangers, 4th International and 41st National Conference on Fluid Power and Fluid Mechanics (FMFP), IIT Kanpur, Dec 12-14, 2014.
11. Venkatesh T. Lamani, Ajay Kumar Yadav, G.N. Kumar, Effect of exhaust gas recirculation rate and injection timing on emission and combustion characteristics of CRDI engine using biodiesel blends- a CFD approach, International Conference on Environment and Energy (ICEE), JNTUH, Kukatpally, Hyderabad-500085, INDIA, December 15- 17th, 2014.
12. Rhushikesh Ghotkar, Ajay Kumar Yadav, Enhancement of heat transfer rate using nanofluidat cryogenic temperature, International Conference on Environment and Energy (ICEE), JNTUH, Kukatpally, Hyderabad-500085, INDIA, December 15- 17th, 2014.
13. Venkatesh T. Lamani, Raviteja S., Ajay Kumar Yadav, Kumar G. N., Effect of fuel temperature on spray characteristics- a CFD approach, 7th International Congress of Environmental Research (ICER), R.V. College of Engineering, Bangalore, India, December 26-28, 2014.
14. Venkatesh T. Lamani, Ajay Kumar Yadav, G.N. Kumar, Performance and exhaust characteristics of CRDI engine operating on Dimethyl ether for various engine speed and exhaust gas recirculation rates, International Conference on Polygeneration (ICP), Anna University/IIT Madras, Chennai, India, February 18-20, 2015.
15. Ajay Kumar Yadav, M. Ram Gopal, Performance analysis of a solid desiccant air conditioning system using cross-corrugated solar collector, International Conference on Polygeneration (ICP), Anna University/IIT Madras, Chennai, India, February 18-20, 2015.
16. Venkatesh T. Lamani, Ajay Kumar Yadav, G.N. Kumar, Effect of exhaust gas recirculation rate on a single cylinder four stroke crdi engine using CFD modeling, 4th International Engineering Symposium (IES), Kumamoto University, Japan, March 4-6, 2015.
17. Venkatesh T. Lamani, Ajay Kumar Yadav, G.N. Kumar, CFD analysis on performance and exhaust characteristics of CRDI diesel engine for various engine speeds and EGR rates, 24th National Conference on IC Engines and Combustion (NCICEC), UPES Dehradun, 30 Oct- 01 Nov 2015, paper no. UPES/NCICEC/0080.
18. Venkatesh T. Lamani, Ajay Kumar Yadav, G.N. Kumar, Effect of EGR rate and diesel-DME blends on in-cylinder combustion and emissions of CRDI engine by CFD modeling, 23rd National and 1st International ISHMT-ASTFE Heat and Mass Transfer Conference, Trivandrum, Kerala, India, 17-19 Dec 2015, paper no. IHMTC2015- 293.
19. Venkatesh T. Lamani, Ajay Kumar Yadav, G.N. Kumar, CFD simulation of a common rail diesel engine with biobutanol-diesel blends for various injection timings, Biofuels and Bioenergy: International conference and Exhibition (BICE2016), 23-25 February 2016, MANIT Bhopal, India, paper no.:BICE6316.
20. Arun Ashok Rao, Prashanth Ramesh, Somesh Bhatia, Ajay Kumar Yadav, Steady State modelling of Cryogenic Loop Heat Pipes, 5th International Engineering Symposium - IES 2016 , March 2-4, 2016, Kumamoto University, Japan, Paper no. 48.
21. Venkatesh T. Lamani, Nuthan Prasad B.S., Archit. S. Ayodhya, Prakash K. Deep, Ajay Kumar Yadav, G.N. Kumar, Computational investigation of n-butanol-diesel blends and low temperature combustion in common rail diesel engine, ICONRER - 2017 SKIT, JAIPUR, FEB, 2-4- 2017, Paper ID: 202.
22. Venkatesh T. Lamani, Parashuram Bedar, Nuthan Prasad B.S., Archit. S. Ayodhya, Prakash K Deep, Ajay K Yadav, Kumar G. N., Effect of n-butanol- diesel blends and injection timing on performance, emission and combustion characteristics of common rail diesel engine, ICONRER - 2017 SKIT, JAIPUR, FEB, 2-4- 2017, Paper ID: 204.
23. Charanakumar E., Kamini Kaushal and Ajay Kumar Yadav, EFFECT OF ELECTRO-THERMAL PARAMETERS ON LESION FORMATION DURING RADIOFREQUENCY ABLATION IN DIFFERENT TUMOR TISSUES, 6th International Engineering Symposium - IES 2017 , March 1-3, 2017, Kumamoto University, Japan, Paper no. M3-8.
24. Allen Chacko, Aashish A. Kumar, Ajay Kumar Yadav, NUMERICAL STUDY ON THE STABILITY OF MAGNETIC NANOFLUID BASED NATURAL CIRCULATION LOOP, 7th International Symposium on Bifurcations and Instabilities in Fluid Dynamics (BIFD) 2017, Sam Houston State University, Houston, Texas, USA, July 11-14, 2017.
25. Pawan Karki , Ajay Kumar Yadav , Arumuga Perumal D., Lattice Boltzmann Computation of Two Dimensional differentially Heated Cavity Of Incompressible Fluid With Different Aspect Ratios, International conference ICICICT-2017 at Vimal Jyothi Engineering, Kerala, July 6-7,2017, Paper id:673. (Proceedings in IEEE xplore digital library).
26. Pawan Karki, Ajay Kumar Yadav and D.A Perumal, Numerical Study of Thermal and Hydraulic Behaviors of Single Phase Natural Circulation Loop using Lattice Boltzmann Method, International Conference on Mathematical Computer Engineering (ICMCE 2017), VIT Chennai, November 3-4 2017, Tamilnadu.
27. Thippeswamy L R, Ajay Kumar Yadav, Experimental Investigation of Subcritical/Supercritical CO2 Based Natural Circulation Loop with End Heat Exchanger, Proceedings of the 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2017), December 27-30, 2017, BITS Pilani, Hyderabad, India. Paper id: IHMTC2017-09-0637.
28. Venkatesh T. Lamani, Shambhu Kumar Tati, Ajay Kumar Yadav, G.N. Kumar, Numerical investigation of effect of intake valve closing time on common rail diesel engine fuelled with butanol-diesel blends, Proceedings of the 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2017), December 27-30, 2017, BITS Pilani, Hyderabad, India. Paper id: IHMTC2017-01- 0592.
29. Teja Donepudi, Siddani Bhargav Sriram, Ajay Kumar Yadav, Numerical and Experimental Study of Melting Process of Phase Change Material-RT58, Proceedings of the 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2017), December 27-30, 2017, BITS Pilani, Hyderabad, India. Paper ID: IHMTC2017-15-1146.
30. Shanmukh Joshi, Arun Keerthi, Ajay Kumar Yadav, Performance Characteristics of Ejector-Expansion Refrigeration Cycle Using a Zeotropic Mixture of R744/R600a, Proceedings of the 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2017), December 27-30, 2017, BITS Pilani, Hyderabad, India. Paper ID: IHMTC2017-05-0594.
31. Isaac Rajan, Arumuga Perumal D., Ajay Kumar Yadav, Lattice Boltzmann Computation of Lid-Driven Microscale Transport, Proceedings of the 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2017), December 27-30, 2017, BITS Pilani, Hyderabad, India. Paper ID: IHMTC2017-12-1122.
32. Shambhu Kumar Tati, D A Perumal and Ajay Kumar Yadav, Computational Study of One- and Two- Dimensional Transient Heat Conduction problems Using Lattice Boltzmann Method, International conference on Innovative Design, Analysis and Development Practices in Aerospace and Automotive Engineering (I-DAD 2018), February 22nd to 24th 2018, Veltech University, Chennai, Tamilnadu.
33. Tabish Wahidi and Ajay Kumar Yadav “CFD Study on the Steady State Behaviour of 3-D Supercritical CO2 based Natural Circulation Loop” Proceedings of the 7th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP) December 10-12, 2018, IIT Bombay, Mumbai, India.
34. Madagonda K Biradar, Ajay Kumar Yadav, (2018) “Experimental study of subcritical CO2 based naturally circulated solar water heating system”. Conference on Carbon Capture and its Utilization (CCU-2018), December 14-15, 2018, CSIR- National Chemical Laboratory, Pune, India.
35. Madagonda K Biradar, Teja Donepudi, Shiva Lingam, Ajay Kumar Yadav, (2019) “Numerical investigation of cooling of hand held electronic device using phase change material”. National Conference on Energy Trends in Mechanical Engineering (NCETME-2019), February 07-08, 2019, Vishwakarma Institute of Technology, Pune, India. Paper No-084.
36. Tabish Wahidi and Ajay Kumar Yadav “CFD Study on the Steady State Behaviour of 3-D Subcritical/Supercritical CO2 based Natural Circulation Loop” International Conference on Recent Advances in Materials, Manufacturing & Energy Systems 2019 (icrammes 2019) held in VRESC, Vijayawada on January 3-4, 2019.
37. Tabish Wahidi, Pranay P. Nagrani and Ajay Kumar Yadav “Effect of supercritical carbon dioxide based natural circulation loop for low temperature applications: CFD analysis” 12th International Conference on Thermal Engineering: Theory and Applications (ICTEA 19) held in February 23-26, 2019: Gandhinagar, Gujarat, India.
38. Nidhul Kottayat, Ajay Kumar Yadav and Anish Surendran, (2019) "Numerical analysis on the effect of rib cross-section on thermal and hydraulic performance of artificially roughened solar air heater." 11th International Exergy, Energy and Environment Symposium (IEEES-11), July 14-18, 2019, Chennai, India. Paper No. 45.
39. Thippeswamy L. R., Ajay Kumar Yadav, Tabish Wahidi, (2019). “Heat transfer performance of CO2 based NCL with and without tilting: an experimental study”. 11th International Exergy, Energy and Environment Symposium (IEEES-11), July 14-18, 2019, Chennai, India. Paper No. 217.
40. Nidhul Kottayat, Sachin Kumar, Ajay Kumar Yadav and Anish Surendran, (2019) “Exergy analysis of a square rib roughened triangular duct solar air heater." 11th International Exergy, Energy and Environment Symposium (IEEES-11), July 14-18, 2019, Chennai, India. Paper No. 259.
41. Tabish Wahidi and Ajay Kumar Yadav "Fluid Flow and Heat Transfer Characteristics of Subcritical and Supercritical CO2 based Natural Convection Loop." 11th International Exergy, Energy and Environment Symposium (IEEES-11), July 14-18, 2019, Chennai, India. Paper No. 156.
42. Thippeswamy L. R., Ajay Kumar Yadav, (2019). “Effect of tilting on heat transfer performance of subcritical liquid CO2 based natural circulation loop”. Proceedings of IMEC 2019 International Mechanical Engineering Congress (IMEC-2019), 29th November-1st December 2019, NIT Tiruchirappalli, India. Paper No. 184.
43. Srivatsa T., Tabish Wahidi, Ajay kumar Yadav and Arun M. (2019) “Comparative Computational Appraisal of Supercritical CO2 based Natural Circulation Loop: Effect of Heat-Exchanger and Isothermal Wall” Proceedings of IMEC 2019 International Mechanical Engineering Congress (IMEC-2019), 29th November-1st December 2019, NIT Tiruchirappalli, India.
44. Thippeswamy L. R., Ajay Kumar Yadav, (2019). “HEAT TRANSFER PERFORMANCE OF SUBCRITICAL LIQUID CO2 BASED NATURAL CIRCULATION LOOP WITH END HEAT EXCHANGERS: AN EXPERIMENTAL STUDY”. Proceedings of the 46th National Conference on Fluid Mechanics and Fluid Power (FMFP) December 9-11, 2019, PSG College of Technology, Coimbatore, India. Paper No. 190.
45. Tabish Wahidi, Rajat Arunachala Chandavar and Ajay Kumar Yadav “Supercritical CO2 Flow Instability in Natural Circulation Loop: CFD analysis." 25th National and 3rd International ISHMT-ASTFE Heat and Mass Transfer Conference, December 28-31, 2019, Indian Institute of Technology Roorkee, Roorkee, India. Paper No.705.
46. Nidhul Kottayat, Ajay Kumar Yadav and Anish S., (2019) “Enhancing thermo-hydraulic performance of a solar air heater using square rib roughness: CFD analysis." 25th National and 3rd International ISHMT-ASTFE Heat and Mass Transfer Conference, December 28-31, 2019, Indian Institute of Technology Roorkee, Roorkee, India. Reference No. 886.
47. T. Wahidi, S. Thimmaiah, A.K. Yadav and A. Mahalingam. Numerical assessment of transient and stability behaviour of Supercritical CO2 based NCLs configured with Heat exchanger and Isothermal wall as heat sources,2nd International Conference on Numerical Heat Transfer and Fluid Flow (NHTFF-2020), NIT Warangal, India, Jan 17-19, 2020.
48. Madagonda K. Biradar, Ajay Kumar Yadav, "Carbon Dioxide based Natural Circulation Loops for various applications: A Review", International conference on Recent advances on renewable energy (RARE-2020), 7-9th February, 2020, National Institute of Technology Karnataka, Surathkal. ISBN:978-1-64826-759-8, Page 175-181.
49. Addisu Frinjo Emma, A. Sathyabhama and Ajay Kumar Yadav, “Coffee Husk Biofuel as an Alternate Fuel for an Internal Combustion Engine - Review”, International Conference on Recent Advances in Renewable Energy - RARE 2020, February 7-9, 2020, National Institute of Technology Karnataka, India. ISBN: 978-1-64826-759-8, Page 87-91.
50. Anteneh Wogasso Wodajo, Ajay Kumar Yadav, Kumar GN, "Feasibility study of dimethyl ether as alternative fuel for diesel engine- A review", International Conference on Recent Advances in Renewable Energy - RARE 2020, February 7-9, 2020, National Institute of Technology Karnataka, India. ISBN: 978-1-64826-759-8, Page 81-86.
51. Santosh Naik, Bhanu Praksh Bonthala and Ajay Kumar Yadav, "Three-Dimensional FEM Analysis of Nanoparticle Assisted Radio Frequency Ablation of Tissue Mimicking Phantom", 2nd International Conference on Intelligent Manufacturing and Energy Sustainability (ICIMES 2020), during Aug 21-22, 2020 at Malla Reddy College of Engineering & Technology, Hyderabad, India, Paper no. 86.
52. Srijit Sen, Arumuga Perumal D, Ajay Kumar Yadav, "Numerical Study of Mixed Convection in Single and Double Lid Driven Cavity using Lattice Boltzmann Method", International Conference on Computational Sciences: Modelling, Computing and Soft Computing (CSMCS 2020), September 10-12, 2020, at National Institute of Technology Calicut, Kerala, Page 69.
53. Sthavishtha Bhopalam Rajakumar, Arumuga Perumal D., Ajay Kumar Yadav, "Fluid flow in three-dimensional oscillating lid-driven cavities" 8th International and 47th National Conference on Fluid Mechanics and Fluid Power (FMFP) December 09-11, 2020, IIT Guwahati, Guwahati-781039, Assam, India (Paper ID: FMFP2020-219).
54. Tabish Wahidi, Ajay Kumar Yadav, “Comparative Numerical Appraisal of Subcritical and Supercritical CO2 based Natural Circulation Loop", Recent Trends in Fluid Dynamics Research (RTFDR-21), April 2-4, 2021, NIT Rourkela, India.
55. Srivatsa Thimmaiah, Tabish Wahidi, Ajay Kumar Yadav, Arun M., "Numerical Instability Assessment of Natural Circulation Loop Subjected to Different Heating Conditions" Recent Trends in Fluid Dynamics Research (RTFDR-21), April 2-4, 2021, NIT Rourkela, India.
56. Venkatesh T. Lamani, Adithya U. Baliga M., Ajay Kumar Yadav, Kumar G. N., Rudra Naik, Bheemsha Arya, Optimum injection timings for bioethanol-diesel blends and its effect on tail pipe emission in common rail diesel engine, International Conference on "Advanced Trends in Mechanical & Aerospace Engineering" (ATMA) during 7-9 November 2019 at Dayananda Sagar University, Bangalore, India. AIP Conference Proceedings 2316, 030031 (2021); https://doi.org/10.1063/5.0036569.
57. Addisu Frinjo Emma, A Sathyabhama, Ajay Kumar Yadav, "Extraction and characterization of biodiesel derived from the coffee husk, and its effect on diesel engine emission characteristics", International Conference on Thermo-Fluids and System Design (ICTFSD 2022), organized by the Department of Mechanical Engineering, Birla Institute of Technology Mesra Ranchi, March 22-23,2022.
58. Aravind S S, Laxminidhi T., Md. Ezaz Ahammed, Ajay Kumar Yadav , "NUMERICAL SIMULATION OF SINK EFFECT OF BLOOD VESSEL IN TEMPERATURE CONTROLLED RADIOFREQEUNCY ABLATION", 12th INTERNATIONAL CONFERENCE ON SCIENCE AND INNOVATIVE ENGINEERING, JAWAHAR ENGINEERING COLLEGE, CHENNAI, 5th June 2022, ISBN: 978-93-81288-22-1.

Achievements

2006 MHRD scholarship (GATE AIR:233) for M. Tech. IIT Kharagpur
2007 PARAKRAM MEDAL by INDIAN NAVY
2012 PhD synopsis submitted in 1yr 11 months and obtained provisional degree in 2 yrs 05 months,IIT Kharagpur
2014 FAST TRACK project for Young Scientist DST, New Delhi
2020 Published a research article in Nature Scientific Reports

Editorial board member:
1. Asian Journal of Applied Research
2. Asian Journal of Multidisciplinary Research

Remarks

Detailed CV: 

PDF icon AJAY_CV Aug 22.pdf
 

Contact us

Dr. S M Murigendrappa

Professor and Head,

Department of Mechanical Engineering,

National Institute of Technology Karnataka (NITK),

Surathkal

P. O. Srinivasnagar, Mangaluru - 575 025 Karnataka, India.

  • Phone No. (O): +91-0824-2473049

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