| Heat transfer and friction factor correlations for a solar air heater duct roughened artificially with V-ribs with symmetrical gaps R Maithani, JS Saini Experimental Thermal and Fluid Science 70, 220-227, 2016 | 179 | 2016 |
| Experimental investigation of heat transfer and friction factor characteristics of solar air heater using wavy delta winglets JS Sawhney, R Maithani, S Chamoli Applied thermal engineering 117, 740-751, 2017 | 150 | 2017 |
| Efficiency improvement of solar photovoltaic/solar air collectors by using impingement jets: A review R Nadda, A Kumar, R Maithani Renewable and Sustainable Energy Reviews 93, 331-353, 2018 | 110 | 2018 |
| Heat transfer enhancement of heat exchanger tube with multiple square perforated twisted tape inserts: experimental investigation and correlation development ARS Suri, A Kumar, R Maithani Chemical Engineering and Processing: Process Intensification 116, 76-96, 2017 | 100 | 2017 |
| Developing heat transfer and friction loss in an impingement jets solar air heater with multiple arc protrusion obstacles R Nadda, A Kumar, R Maithani Solar Energy 158, 117-131, 2017 | 81 | 2017 |
| Thermo-hydraulic and exergy analysis of inclined impinging jets on absorber plate of solar air heater R Maithani, S Sharma, A Kumar Renewable Energy 179, 84-95, 2021 | 74 | 2021 |
| Correlation development for Nusselt number and friction factor of a multiple type V-pattern dimpled obstacles solar air passage A Kumar, R Kumar, R Maithani, R Chauhan, M Sethi, A Kumari, S Kumar, ... Renewable Energy 109, 461-479, 2017 | 66 | 2017 |
| Effect of square wings in multiple square perforated twisted tapes on fluid flow and heat transfer of heat exchanger tube ARS Suri, A Kumar, R Maithani Case Studies in Thermal Engineering 10, 28-43, 2017 | 65 | 2017 |
| Empirical correlations development for heat transfer and friction factor of a solar rectangular air passage with spherical-shaped turbulence promoters R Maithani, A Kumar, P Gholamali Zadeh, MR Safaei, E Gholamalizadeh Journal of Thermal Analysis and Calorimetry 139 (2), 1195-1212, 2020 | 56 | 2020 |
| Development of new correlations for heat transfer and pressure loss due to internal conical ring obstacles in an impinging jet solar air heater passage N Kumar, A Kumar, R Maithani Thermal Science and Engineering Progress 17, 100493, 2020 | 53 | 2020 |
| Optimization of single arc protrusion ribs parameters in solar air heater with impinging air jets based upon PSI approach R Nadda, R Kumar, A Kumar, R Maithani Thermal Science and Engineering Progress 7, 146-154, 2018 | 52 | 2018 |
| Augmented artificially roughened solar air heaters AS Yadav, A Agrawal, A Sharma, S Sharma, R Maithani, A Kumar Materials Today: Proceedings 63, 226-239, 2022 | 50 | 2022 |
| Investigation of thermal and hydrodynamic performance of impingement jets solar air passage with protrusion with combination arc obstacle on the heated plate R Nadda, A Kumar, R Maithani, R Kumar Experimental Heat Transfer 31 (3), 232-250, 2018 | 45 | 2018 |
| Comparative study of effect of various blockage arrangements on thermal hydraulic performance in a roughened air passage R Kumar, A Kumar, R Chauhan, R Maithani Renewable and Sustainable Energy Reviews 81, 447-463, 2018 | 41 | 2018 |
| Correlations development for Nusselt number and friction factor in a dimpled surface heat exchanger tube R Maithani, A Kumar Experimental heat transfer 33 (2), 101-122, 2020 | 39 | 2020 |
| Convective heat transfer enhancement techniques of heat exchanger tubes: a review ARS Suri, A Kumar, R Maithani International Journal of Ambient Energy 39 (7), 649-670, 2018 | 39 | 2018 |
| Performance evaluation of solar air heater having V-ribs with symmetrical gaps in a rectangular duct of solar air heater R Maithani, JS Saini International Journal of Ambient Energy 38 (4), 400-410, 2017 | 38 | 2017 |
| Experimental investigation of heat transfer and fluid flow behaviour in multiple square perforated twisted tape with square wing inserts heat exchanger tube ARS Suri, A Kumar, R Maithani Heat and Mass Transfer 54 (6), 1813-1826, 2018 | 35 | 2018 |
| Numerical and experimental investigation of enhancement of heat transfer in dimpled rib heat exchanger tube A Kumar, R Maithani, ARS Suri Heat and Mass Transfer 53, 3501-3516, 2017 | 35 | 2017 |
| Experimental determination of enhancement of heat transfer in a multiple square perforated twisted tape inserts heat exchanger tube ARS Suri, A Kumar, R Maithani Experimental Heat Transfer 31 (2), 85-105, 2018 | 33 | 2018 |
Dr Sachin SharmaUniversity of Petroleum and Energy Studies DehradunEmail verificata su ddn.upes.ac.in