diabetic agent in folk medicine. As per ayurveda giloy boosts the immune system. Current
work investigates an evacuated tubes solar dryer with heat pipes (ETSD_HP) to develop a
sustainable drying method for medicinal plants, ie, Giloy stem. Experiments are conducted at
different air mass flow rates viz. 0.010 kg/s (Ṁ1), 0.0125 kg/s (Ṁ2), and 0.015 kg/s (Ṁ3).
Thermal profiling, drying characteristics, mass transfer parameter, energy and exergy …