Impact of hybrid roughness geometry on heat transfer augmentation in solar air heater: A review
An effective method to increase the heat transfer rate of fluid flowing in a solar air heater duct
(SAHD) is to apply artificial roughness geometry over the absorber plate. The heat …
(SAHD) is to apply artificial roughness geometry over the absorber plate. The heat …
Augmented artificially roughened solar air heaters
The use of baffles, fins, ribs, and grooves in the solar air heater (SAH) improves heat transfer
(HT). Various efforts were made to improve heat transfer rates through duct using these …
(HT). Various efforts were made to improve heat transfer rates through duct using these …
Review on the design modifications of a solar air heater for improvement in the thermal performance
HS Arunkumar, KV Karanth, S Kumar - Sustainable Energy Technologies …, 2020 - Elsevier
Solar air heaters are widely used in various household and industrial applications. Reduced
thermal efficiency of solar air heaters has necessitated the researchers to focus on the …
thermal efficiency of solar air heaters has necessitated the researchers to focus on the …
Performance analysis of solar air heater duct roughened with multigap V-down ribs combined with staggered ribs
An experimental study has been conducted to investigate heat transfer, friction factor and
thermo-hydraulic performance characteristics of flow in a rectangular duct artificially …
thermo-hydraulic performance characteristics of flow in a rectangular duct artificially …
Energy storage concentrates on solar air heaters with artificial S-shaped irregularity on the absorber plate
This study utilizes the friction factor as a means to evaluate the impact of the roughness
parameter on both heat transfer and pressure drop. This work involves doing an …
parameter on both heat transfer and pressure drop. This work involves doing an …
Revisiting the effect of ribs on performance of solar air heater using CFD approach
Solar air heating is a type of renewable energy heating technology that uses the sun's
insolation to convert the energy into air. It is commonly used in commercial and industrial …
insolation to convert the energy into air. It is commonly used in commercial and industrial …
Thermo-hydraulic performance of solar air heater with finned absorber plate forming multiple rectangular air flow passages in parallel under laminar flow conditions
R Karwa - Applied Thermal Engineering, 2023 - Elsevier
The paper presents results of an analysis carried out using the governing equations to
compare the heat transfer performance of a uniformly heated flat plate with longitudinal fins …
compare the heat transfer performance of a uniformly heated flat plate with longitudinal fins …
Numerical investigation on solar air collector and its practical application in the indirect solar dryer for banana chips drying with energy and exergy analysis
A Lingayat, VP Chandramohan - Thermal Science and Engineering …, 2021 - Elsevier
In this paper, a numerical investigation was carried out to identify a proper solar air collector
(SAC) for an indirect solar dryer (ISD). Corrugated absorber surfaces were used to enhance …
(SAC) for an indirect solar dryer (ISD). Corrugated absorber surfaces were used to enhance …
Numerical analysis on solar air collector provided with artificial square shaped roughness for indirect type solar dryer
Drying agricultural food products in an indirect type solar dryer (ITSD) is a topic of frequent
research. Heat transfer rate to the fluid flow in the solar collector can be enhanced by …
research. Heat transfer rate to the fluid flow in the solar collector can be enhanced by …
Numerical solution of solar air heater with triangular corrugations for indirect solar dryer: Influence of pitch and an optimized pitch of corrugation for enhanced …
S Prajapati, N Naik, VP Chandramohan - Solar Energy, 2022 - Elsevier
A numerical attempt was carried out for enhancing the heat transfer phenomena of the solar
air collector (SAC) by providing triangular corrugations over the SAC using the commercial …
air collector (SAC) by providing triangular corrugations over the SAC using the commercial …