| Investigation of heat transfer augmentation and friction factor in triangular duct solar air heater due to forward facing chamfered rectangular ribs: A CFD based analysis R Kumar, V Goel, A Kumar Renewable Energy 115, 824-835, 2018 | 135 | 2018 |
| A parametric analysis of rectangular rib roughened triangular duct solar air heater using computational fluid dynamics R Kumar, A Kumar, V Goel Solar Energy 157, 1095-1107, 2017 | 94 | 2017 |
| Performance evaluation and optimization of solar assisted air heater with discrete multiple arc shaped ribs R Kumar, V Goel, P Singh, A Saxena, AS Kashyap, A Rai Journal of Energy Storage 26, 100978, 2019 | 90 | 2019 |
| Performance improvement and development of correlation for friction factor and heat transfer using computational fluid dynamics for ribbed triangular duct solar air heater R Kumar, A Kumar, V Goel Renewable Energy 131, 788-799, 2019 | 79 | 2019 |
| A comprehensive study on the progressive development and applications of solar air heaters V Goel, VS Hans, S Singh, R Kumar, SK Pathak, M Singla, ... Solar Energy 229, 112-147, 2021 | 77 | 2021 |
| Thermal and fluid dynamic characteristics of flow through triangular cross-sectional duct: a review R Kumar, A Kumar Renewable and Sustainable Energy Reviews 61, 123-140, 2016 | 72 | 2016 |
| A parametric study of the 2D model of solar air heater with elliptical rib roughness using CFD R Kumar, A Kumar Journal of Mechanical Science and Technology 31, 959-964, 2017 | 55 | 2017 |
| Heat transfer augmentation and flow characteristics in ribbed triangular duct solar air heater: An experimental analysis G Bharadwaj, Varun, R Kumar, A Sharma International journal of green energy 14 (7), 587-598, 2017 | 54 | 2017 |
| Numerical investigation of heat transfer and friction factor in ribbed triangular duct solar air heater using Computational fluid dynamics (CFD) R Kumar, V Goel, A Kumar, S Khurana, P Singh, SB Bopche Journal of Mechanical Science and Technology 32, 399-404, 2018 | 51 | 2018 |
| Computational fluid dynamics based study for analyzing heat transfer and friction factor in semi-circular rib-roughened equilateral triangular duct R Kumar, A Kumar International Journal of Numerical Methods for Heat & Fluid Flow 27 (4), 941-957, 2017 | 48 | 2017 |
| Experimental and computational fluid dynamics study on fluid flow and heat transfer in triangular passage solar air heater of different configurations R Kumar, Varun, A Kumar Journal of Solar Energy Engineering 139 (4), 041013, 2017 | 46 | 2017 |
| Unconventional solar air heater with triangular flow-passage: A CFD based comparative performance assessment of different cross-sectional rib-roughnesses R Kumar, V Goel Renewable Energy 172, 1267-1278, 2021 | 43 | 2021 |
| A comprehensive parametric investigation of hemispherical cavities on thermal performance and flow-dynamics in the triangular-duct solar-assisted air-heater V Goel, R Kumar, S Bhattacharyya, VV Tyagi, AM Abusorrah Renewable Energy 173, 896-912, 2021 | 37 | 2021 |
| Effect of rounded corners on heat transfer and fluid flow through triangular duct R Kumar, A Kumar, V Goel Journal of Heat Transfer 140 (12), 121701, 2018 | 36 | 2018 |
| Solar air heater having multiple V-ribs with Multiple-Symmetric gaps as roughness elements on Absorber-Plate: A parametric study AS Kashyap, R Kumar, P Singh, V Goel Sustainable Energy Technologies and Assessments 48, 101559, 2021 | 32 | 2021 |
| Effect of apex angle variation on thermal and hydraulic performance of roughened triangular duct V Goel, P Guleria, R Kumar International Communications in Heat and Mass Transfer 86, 239-244, 2017 | 30 | 2017 |
| Simulation of flow and heat transfer in triangular cross-sectional solar-assisted air heater R Kumar, A Kumar, V Goel Journal of Solar Energy Engineering 141 (1), 011007, 2019 | 29 | 2019 |
| Effect of dimple intrusions and curvature radius of rounded corner triangular duct on fluid flow and heat transfer R Kumar, S Khurana, A Kumar, V Goel Journal of Thermal Science and Engineering Applications 11 (3), 031001, 2019 | 28 | 2019 |
| Experimental investigation for heat and flow characteristics of solar air heater having symmetrical gaps in multiple-arc rib pattern as roughness elements R Kumar, V Goel, S Bhattacharyya, VV Tyagi, AM Abusorrah Experimental Heat Transfer 35 (4), 466-483, 2022 | 27 | 2022 |
| Innovatively arranged curved-ribbed solar-assisted air heater: performance and correlation development for heat and flow characteristics R Kumar, AS Kashyap, P Singh, V Goel, K Kumar Journal of Solar Energy Engineering 142 (3), 031011, 2020 | 23 | 2020 |
Dr. Varun GoelAssociate Professor, NIT HamirpurVerified email at nith.ac.in
