1. Kumar A, Saini RP, Saini JS (2015) Numerical optimization of effective efficiency of a discrete multi v-rib solar air channel. Heat Mass Transf 12:1–15
2. Kumar A, Saini RP, Saini JS (2015) Effect of roughness width ratio in discrete Multi v-shaped rib roughness on thermo-hydraulic performance of solar air heater. Heat Mass Transf 51:209–220
3. Thakur R, Suri ARS, Kumar S, Kumar A (2013) A review of integrated renewable energy system in power generation. Int J Mech Prod Eng Res Technol 3:79–88
4. Kumar A, Saini RP, Saini JS (2013) Experimental investigations on thermo-hydraulic performance due to flow-attack-angle in multiple V-ribs with gap in a rectangular duct of solar air heaters. J Sustain Energy Environ 4(1):1–7
5. Kumar R, Pedgopu V, Kumar A, Thakur R, Pundir A (2013) CFD based analysis heat transfer and friction characteristics of broken multiple rib roughened solar air heater duct. Int J Mech Prod Eng Res Dev 3:165–172