Recent developments and advancements in solar air heaters: a detailed review

VP Singh, S Jain, A Karn, A Kumar, G Dwivedi… - Sustainability, 2022 - mdpi.com
The scientific literature extensively mentions the use of a solar air heater (SAH) by utilizing
solar energy for heating purposes. The poor heat-transfer rate of an SAH with a flat plate is …

A review on recent developments in thermal performance enhancement methods of flat plate solar air collector

E Vengadesan, R Senthil - Renewable and Sustainable Energy Reviews, 2020 - Elsevier
The recent studies on thermal performance enhancement of the flat plate solar air collectors
are critically reviewed primarily regarding the absorber surface modifications, multiple …

[HTML][HTML] Heat transfer and friction factor correlations development for double pass solar air heater artificially roughened with perforated multi-V ribs

VP Singh, S Jain, A Karn, G Dwivedi, A Kumar… - Case Studies in Thermal …, 2022 - Elsevier
Thermo-hydraulic performance of a Double Pass Parallel Flow Solar Air Heater (DPPFSAH)
roughened with perforated multi-V ribs has been studied experimentally in a prior study and …

[HTML][HTML] Systematic review of solar air collector technologies: Performance evaluation, structure design and application analysis

J Zhang, T Zhu - Sustainable Energy Technologies and Assessments, 2022 - Elsevier
A solar air collector (SAC) is a main device of a solar-thermal air system, which can absorb
solar radiation and transfer the absorbed thermal energy to the air. This paper presents a …

Mathematical modeling of efficiency evaluation of double-pass parallel flow solar air heater

VP Singh, S Jain, A Karn, A Kumar, G Dwivedi… - Sustainability, 2022 - mdpi.com
To investigate the influencing range and optimize values of different operational and system
parameters on the double-pass parallel flow solar air heater's (DPPFSAH) thermal, effective …

Numerical investigation of heat transfer enhancement in a solar air heater roughened by multiple V-shaped ribs

D **, S Quan, J Zuo, S Xu - Renewable Energy, 2019 - Elsevier
The heat transfer and flow characteristics of a multiple V-shaped rib roughened solar air
heater were numerically investigated. Calculations were performed for different geometrical …

Thermo-hydraulic performance of solar air heater having discrete D-shaped ribs as artificial roughness

N Dutt, AJ Hedau, A Kumar, MK Awasthi… - … Science and Pollution …, 2023 - Springer
In this paper, the thermo-hydraulic performance of a solar air heater (SAH) duct roughened
with discrete D-shaped ribs is numerically investigated using ANSYS Fluent 2020 R2. The …

Influence of artificial roughness parametric variation on thermal performance of solar thermal collector: An experimental study, response surface analysis and ANN …

R Kumar, R Nadda, S Kumar, A Razak… - Sustainable Energy …, 2022 - Elsevier
The influence of the attack angle (α a) of the perforated baffles on thermohydraulic
performance η p of a solar thermal collector (STC) has been investigated experimentally …

Experimental investigation on heat transfer performance of solar collector with baffles and semicircular loops fins under varied air mass flow rates

P Rani, PP Tripathy - International Journal of Thermal Sciences, 2022 - Elsevier
Insertion of fins and turbulators is one of the effective approaches to augment the restricted
heat transfer characteristics of an air-based flat plate solar collector and the creation of …

Drying characteristics, energetic and exergetic investigation during mixed-mode solar drying of pineapple slices at varied air mass flow rates

P Rani, PP Tripathy - Renewable Energy, 2021 - Elsevier
Present work is focused on the assessment of energy and exergy flow in a mixed-mode
solar dryer during the drying of pineapple slices by utilizing first and second law of …