Patil, R.T.Jaswant Singh2014-06-072014-06-072007-02-08Oleagineaux, 1984 v-39, 1: p-31-35http://hdl.handle.net/123456789/2553For drying the copra in rainy season without affecting the quality a tray type (mixed flow) mechanical dryer was develo-f ped at Central Plantation Crops Research Institute, Kasaragod, India. Electricity being the cheapest and no necessity of indirect heating ; was used as energy source. The dryer was fabricated from the materials such as wood, GI sheet, AC sheet, Asbestos rope and MS sheet. ;'- Components of the dryer were drying chamber, air distribution unit, plenum chamber, heating unit and blower. Drying chamber accomoda-X ted air distribution unit in the centre with copra trays on its both sides. The air was blown by 1.5 hp motor operated blower on 8 kW hea-[ lets. This hot air then was circulated through the material on the trays. The capacity of dryer was 1,000 nuts per batch and drying time I required was about 30 hours. The cost of the dryer was worked out to be Rs. 8,000 — and the cost of drying came to about Rs. 0.58 per kgenArticle