1. the use of solar energy and phase change material (paraffin) as heat in the drying.2. use the fan in ongkhue MAK MAK PHA cooked as raw material drying in the hemisphere. 3. the duration of the trial, at 8.00 am to 24.00.
1. The use of solar energy and phase change material (paraffin) is heated in the drying second. Shortage in the North Try the areca nut is cut into raw materials for drying 3. The duration of the trial. 08.00 to 24.00.
1. The use of solar energy and phase change materials (Paraffin) as heat drying.2. Dogs used in work. His pulse is overflow cliff side as raw material in drying.3 period in the experiment 08.00 PM to 24.00.