ABSORPTIVE HYBRID SOLAR CROP DRYER
Disclosed is a utility model relates to an absorptive hybrid solar crop dryer comprising a drying chamber, a solar collector and a converging nozzle constructed into an integral structural arrangement. The drying chamber made of thick marine plywood shaped as a rectangular box includes a drying tray...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | Disclosed is a utility model relates to an absorptive hybrid solar crop dryer comprising a drying chamber, a solar collector and a converging nozzle constructed into an integral structural arrangement. The drying chamber made of thick marine plywood shaped as a rectangular box includes a drying tray having a plastic wire mesh to place the item to be dried, a hinged door for accessing the said drying tray is provided with plurality of holes for airflow, a thick Styrofoam disposed on the internal surfaces of the said drying chamber wherein plurality of flat stones painted black are disposed on top of the said Styrofoam; a solar collector with a black cloth as heat absorber covered with transparent glass is disposed on top of the said drying chamber; and a converging nozzle attached in communication to the said drying chamber and said solar collector with a plurality of fans to induce airflow. The utility model is provided with a pair of wheels for mobility and is tilted to an inclination between 15-16ø with the horizontal to maximize the incident solar radiation. Sunscreen structure covered with a thin black polyester fabric disposed above the solar collector is provided during high solar intensity hours to 'limit the drying temperature within the recommended range. |
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