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Industrial Drying Machinery

  • Rotary Triple Pass Dryer (9)
  • Rotary Triple Pass Dryer (6)
  • Rotary Triple Pass Dryer (7)
  • Rotary Triple Pass Dryer (9)
  • Rotary Triple Pass Dryer (6)
  • Rotary Triple Pass Dryer (7)
Triple Pass Dryer
  • Capacity :100-2500t/d
  • Moisture Reduction :4-15%
  • Heat Consumption :<6.5MJ/kgH2O)
  • Hot Air Temp :≤50℃

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  • Technical Data
  • Features
  • Working principle
 

 Technical Parameters of Triple Pass Dryer:

Model

φ2.0×6m

φ2.5×6.5m

φ2.7×7m

φ3×7m

φ3.2×7m

φ3.6×8m

φ4.2×8.5m

Diameter of outer cylinder (m)

2.0

2.5

2.7

3

3.2

3.6

4.2

Length of outer cylinder (m)

6

6.5

7

7

7

8

8.5

Cylinder volume (m3)

18.84

31.89

40.5

49.46

56.26

81.38

118

Rotate speed of cylinder (rpm)

3-10

3-10

3-10

3-10

3-10

3-10

3-10

Residence time of material (min)

12-30

12-30

12-30

12-30

12-30

12-30

12-30

Initial moisture of material (%)

6-25

6-25

6-25

6-25

6-25

6-25

6-25

Final moisture of material (%)

≤1

≤1

≤1

≤1

≤1

≤1

≤1

Max. air inlet temperature (°C)

750-900°C

750-900°C

750-900°C

750-900°C

750-900°C

750-900°C

750-900°C

Productivity (T/H)

Slag

20-25

25-30

30-35

35-10

40-45

50-65

70-85

Coal dust

10-17

17-21

20-25

23-27

25-30

30-45

45-63

Yellow sand

20-27

25-40

27-45

30-45

35-50

55-75

75-99

Motor model

Yr160m-4

Yr132m-4E

Yr160m-4

Yr160m-4

Yr132m-5E

Yr160m-4E

Yr160m-4E

Motor power (kw)

7.5×2

11×2

7.5×4

7.5×4

11×4

15×4

18.5×4

Model of speed reducer

XWD-6

XWD-6

XWD-6

XWD-6

XWD-6

XWD-8

XWD-8

Speed ratio of reducer (I)

17-29

17-29

17-29

17-29

17-29

17-29

17-29

Weight (T)

25

32

35

38

43

57

77


Note: Any Change of technical data shall not be advised additionally.
 
If you want to know more information about rotary dryer of triple pass dryer and other industrial drying machinery, pls do not hesitate to contact us by E-mail: sinoder@outlook.com or Phone 0086-18037503060.


Features of Triple Pass Dryer: 
1. It can do heat preservation by itself, and its heat efficiency can be as high as 80%, while the heat efficiency of single-cylinder dryer is only 35%. Besides, it can save as much as 68% coal and its productivity is 100% higher. 
2. Its length is 60% shorter than that of single-cylinder dryer, which makes it easy to arrange. It only takes up about 20m2. 
3. Its alloy steel plate is heat and wear resistant, and its abrasive performance is 4 times of that of general steel plate. Besides, it has longer service life and is easy and convenient to maintain. 
4. Its outer cylinder has a temperature lower than 60°C, while the temperature of the outer cylinder of single-cylinder dryer can be as high as 150°C. And the discharge temperature is lower than 60°C. 
5. The temperature of its discharge hole is low, which helps to prolong the service life of environmental protection equipment, and it can also work together with air tank pulse bag filter. 
6. Its air heating furnace can also work in conjunction with fluidized bed furnace, coal spray furnace, and gas furnace.

Rotary Triple Pass Dryer Working System in Site:

Feeding Conveyor Belt to Fuel Burning Furnace:



Rotary Triple Pass Dryer and Cyclone Dust Catcher System


Dried Product Outlet Conveyor Belt System












Working principle:

Material and air cocurrnet movement, wet material and high temperataure hot air go into centeral cyclinder together, under drive of hot air and dryer rotary motion flow to other passage end and retrace, reciprocating through circular passage of inside and outside of the cycliner to dryer discharge port. There are different angle and spacing of lifting blade and guide plate in the drum, this structue can ensure the dried material under the effect of gravity move along spiral motor direction, keep enough stay time and sufficient dispersity in the drum, prompt material and hot air sufficient heat exchange in the drum.

Special design three layers structure, outer barrel surround the inner barrel and middle barrel to form itself insulation system, the surface sporadic heat quantity of inner and middle barrel take part in outer barrel material heat exchange, and outer barrel at low temperature end, so it will reduce the heating raditing area and heatloss. Three layers drum drye makes full use of waste heat, reduce heat loss, increase heat exchange area, greatly increase evaporation capacity, reduce the energy consumption.



 Rotary Triple Pass Dryer Driving System
 






 

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