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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

Evacuated tube solar collectors have been used meticulously to satisfy the thermal
requirements. Various design advances have paved the path for the development of …

Optimization was done of the aerothermal performance factor (η) of a tube into which a
combination of inclined circular-rings (ICRs) and twisted-tapes (TTs) were installed. The key …