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 …

Sustainable approaches for performance enhancement of the double pass solar air heater equipped with energy storage system: A comprehensive review

H Pachori, P Baredar, T Sheorey, B Gupta… - Journal of Energy …, 2023 - Elsevier
The current studies on the thermohydraulic performance enhancement of solar air heaters
are carefully reviewed regarding increasing surface area by double-pass solar air heaters …

Analysis of the effect of perforation in multi-v rib artificial roughened single pass solar air heater:-Part A

VP Singh, S Jain, JML Gupta - Experimental Heat Transfer, 2023 - Taylor & Francis
ABSTRACT A detailed study on Solar Air Heaters (SAHs) with single-pass roughening with
plastic net perforated multi-V and continuous multi-V ribs was investigated and compared for …

Thermal and effective assessment of solar thermal air collector with roughened absorber surface: an analytical examination

R Kumar, M Sethi, V Goel, MK Ramis… - … Journal of Low …, 2024 - academic.oup.com
The current work analyses the thermal (η th) and effective efficiency () of a solar thermal air
collector (STAC) that has an arc-shaped dimple as a roughness geometry on the absorber …

Heat transfer and friction factor correlations for an im**ing air jets solar thermal collector with arc ribs on an absorber plate

R Kumar, R Nadda, S Kumar, K Kumar, A Afzal… - Sustainable Energy …, 2021 - Elsevier
The thermal enhancement characteristics of a solar thermal collector (STC) roughened with
single arc protrusion ribs are investigated. Out of various techniques used for enhancing the …

Prediction of heat transfer of two different types of roughened solar air heater using Artificial Neural Network technique

HK Ghritlahre, RK Prasad - Thermal science and engineering progress, 2018 - Elsevier
In the present article, the Feed Forward Neural Network (FFNN) model has been used to
predict the heat transfer from roughened absorber plate to air passing through the ducts of …

Improved thermal performance of cooling channels with truncated ribs for a scramjet combustor fueled by endothermic hydrocarbon

Y Li, F Sun, G **e, J Qin - Applied Thermal Engineering, 2018 - Elsevier
In order to further improve the thermal performance of cooling channels for a scramjet
combustor using endothermic hydrocarbon fuel, an array of truncated ribs with various …

Experimental and numerical investigations of heat transfer and fluid flow in a rectangular channel with perforated ribs

J Liu, S Hussain, W Wang, G **e, B Sundén - … Communications in Heat and …, 2021 - Elsevier
The present work concentrates on perforated 90° ribs to improve the thermal performances
in a rectangular cooling channel with an aspect ratio of 4: 1. Three different types of …

Analysis of the effect of variation in open area ratio in perforated multi-V rib roughened single pass solar air heater-Part A

VP Singh, S Jain, JML Gupta - Energy sources, part a: recovery …, 2022 - Taylor & Francis
The effect of variation in open area ratio (β) in multi-V rib roughened single pass solar air
heater (SPSAH) is computed in this study. Different perforated plastic ribs are used to …

Novel self-join winglet vortex generators for enhanced heat transfer of turbulent airflow in round tubes

N Zheng, K Zhang, Q Chen, Z Sun - International Communications in Heat …, 2022 - Elsevier
Novel self-join winglet vortex generators (SWVGs) consisting of multiple pairs of connected
V-shaped rectangular winglets were put forward for enhanced heat transfer of turbulent …