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Factors affecting Drying - Coggle Diagram
Factors affecting Drying
Temperature
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Higher temp difference, higher driving force, higher rate of drying
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Moisture Content (MC)
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low MC of drying air (drier air), higher capacity to contain moisture vaporize from wet solids, increase rate of drying
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Surface Area (SA)
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solid dry, SA covered with moisture, agitation of solids expose fresh moisture to heated surface/drying medium
- increase SA, increase rate of drying
Flow Rate (Fr)
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increase fr, increase KE to carry moisture vapor away from surface of wet solids/away from system
- drying medium
- continuous gas/air flow through dryer to bring moisturized vapor out