Heat transfer area15m2Double-paddle dryer for purple copper chipsParameters and Requirements

1. Material name: Copper chips, bulk density 2500 kg/m³

2. Processing capacity: 900kg/h

3. Initial Moisture Content: ≤3%

4. Final Moisture Content: 0.05%

5. Drying temperature: 120–160°C

6. Outlet air temperature: 40–60°C

7. Heat source: Thermal oil mold temperature controller, heating temperature 220°C

8. Equipment Material: The materials in contact are made of 304 stainless steel.

9. Material temperature: room temperature

10. Power Supply: 460V 60HZ Three-Phase Four-Wire

11. Electrical Control Requirements: General Control Requirements

Heat transfer area15m2Double-paddle dryer for purple copper chipsProcess calculation and selection

1. Water evaporation rate: Wwater = 27 kg/h

2. Dry product output: W_prod = 873 kg/h

3. Heat required for water evaporation: Qwater = 14580 Kcal/h

4. Heat required for product temperature rise: Qmaterial = 20952 Kcal/h

5. Heat required for product moisture temperature rise: Q2 water = 1890 Kcal/h

6. Equipment heat loss (10%): Q loss ≈ 3742 Kcal/h

7. Total heat: Q ≈ 41164 Kcal/h

8. Heat transfer area: 15 m²

Heat transfer area15m2Double-paddle dryer for purple copper chipsDrying Selection

Volume: 1000 liters

The loading coefficient is 0.7.

Material drying residence time: 10–60 minutes

Heat transfer area 15m²