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Inquiry
How to dry sweet potato
1: pick sweet potato
Due to the different quality and maturity of sweet potato, unsuitable sweet potato should be selected before drying.
2: clean the sweet potato
To clean the surface dust of sweet potato, if the output is large, it is recommended to use a professional sweet potato cleaning machine.
3: sweet potato slice
Sweet potatos need to be sliced
4: Put the sweet potato on the tray
Spread the sweet potato evenly on the tray with a thickness of about 5 cm, and then put them in the drying oven.
5: sweet potato drying
Set the temperature in the drying room to 65°C and the humidity to 10%. Dry for 6~8 hours to complete the sweet potato drying.
6: storage
The dried sweet potato will regain moisture when they are in direct contact with the air, so a sealed package is required. If you use vacuum packaging, you can better preserve the color and aroma of sweet potato.
Working principle of sweet potato drying machine
The sweet potato heat pump dryer adopts the principle of reverse Carnot cycle. It absorbs low-temperature heat energy in the air, and becomes high-temperature heat energy after efficient heat collection and integration of the heat pump system, which is transported to the drying room to circulate heating and drying the sweet potato, and the hot and humid air in the drying room is directly discharged to the outside of the drying room through the dehumidifier.
The sweet potato heat pump dryer can quickly remove the water in the sweet potato without affecting the original color, shape and nutrient content of the sweet potato. The sweet potato drying oven is equipped with a computer control system, which can realize automatic temperature control. The drying temperature range of the heat pump dryer is 20-80°C, and the materials suitable for drying are very wide, such as grains, edible fungi, medicines, seafood, bacon, fruits and vegetables, tobacco leaves, seeds, spices, etc.
Components of sweet potato drying machine
One set sweet potato drying machine contains:
1:Heat pump drying host
2:Drying chamber
3:Fan frame with fan
4:Trolley with tray
The drying chamber is used 100 mm polyurethane insulation board, supporting 304 stainless steel trolleys and trays.
Advantages of sweet potato drying machine
1:High quality: sweet potato can be maintained full of shape, bright, color.
2:Fast dehydration: 4-6 hours per batch according to different materials.
3:Wide application: a variety of materials can be dried like vegetables, fruits, herbs, meat, seafood and etc.
4:Efficient and environmentally friendly, absorb heat from the air to dry the materials, without any pollution emissions and save about 70% of operating costs compared with traditional drying technology.
5:Simple operation, easy installation or no installation.
| Drying oven list | ||||||||||
| type | machine size(MM) | Capacity (KG) | power | Qty of fan | fan power | total power（kw） | Qty of cart | Qty of tray | cart size(MM) | tray size(MM) |
| 3P A | 3500×2200×2200 | 200-400 | 2.25 | 6 | 0.25/pc | 3.75 | 6 | 78 | 670×810 | 600×800 |
| 8P A | 5300×2200×2800 | 450-750 | 6 | 12 | 0.37/pc | 10.44 | 6 | 156 | 1210×870 | 600×800 |
| 15P | 7500×3000×2800 | 900-1500 | 11.25 | 12 | 0.55/pc | 17.85 | 12 | 312 | 1210×870 | 600×800 |
| 1P D | 1180×680×1800 | 50-80 | 1 | — | — | 1 | — | 15 | — | 600×800 |
| 3P D | 2100×930×2100 | 120-300 | 3.5 | — | — | 3.5 | — | 40/60 | — | 600×800 |
| 8P D | 4000×1960×2050 | 650-1000 | 8 | — | — | 8 | 8 | 232 | 600×800 | 600×800 |
| The drying machine can be equipped according to the user’s requirements and the production demands. | ||||||||||
The heat pump can be used in many application,like
agriculture,industry,seafood,grain,herbs,construction,paper products,seasoning,mineral industry,etc.
1:Dry vegetables: like radish, lettuce, pumpkin, carrots, spinach, cassava,etc.
2:Dry fruits:like apple, lemon, mango slices, peach,apricot,etc.
3:Dry meat: like sausage, beef, duck, ham,etc.
4:Dry seafood:fish, shrimp, seaweed,etc.
5:Others it can dry noodle, wooden ,stick incense,herbs , etc.
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