Abstract:This research presents a study of the design and construction of a fertilizer rotary dryer in a pig farm which used waste heat at 400 degree Celsius from an electrical generator. The designed rotary dryer consisted of two pipes with lengths of 10 meters. These pipes consisted of a drying and a cooling pipe, each with a diameter of 0.5 meter. The power was supplied by two 5 horse power motors, and 2 horse power blowers were used to suck in hot and cool air for drying. The fertilizer, with an initial moisture co… Show more
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