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UNIT OPERATIONS IN CHEMICAL INDUSTRIES BY DR.LEK WANTHA 1.

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Presentation on theme: "UNIT OPERATIONS IN CHEMICAL INDUSTRIES BY DR.LEK WANTHA 1."— Presentation transcript:

1 UNIT OPERATIONS IN CHEMICAL INDUSTRIES BY DR.LEK WANTHA 1

2 Differential Pressure Flowmeters Rotameters 2

3 Orifice meters Differential Pressure Flowmeters 3

4 Venturi flowmeters Differential Pressure Flowmeters 4

5 Pitot tubes Differential Pressure Flowmeters 5

6 Pumps Centrifugal pumps Reciprocating pumps 6

7 Pumps Gear pumpsScrew rotor pump 7

8 Pumps Rotary lobe pumps 8

9 Fans Paddle wheelCurved fan Radial-tip fan 9

10 Fans Wheel designs for conveying fan 10

11 Pressure Blowers Pressure blowers 11

12 Compressors Sliding vaneStraight lobeReciprocating compressor 12

13 Conveyors Belt conveyor Screw conveyor Vibratory conveyor 13

14 Storage Tanks Underground storage tank Aboveground tank 14

15 Valves Gate valve Control valve 15

16 Mixers Kneader Extruder Ribbon mixer Solid-solid and solid-liquid mixers 16

17 Mixers Liquid-liquid and liquid-gas mixers 17

18 Impellers Radial flow impellers Curved Blade Disc TurbineFlat Blade TurbineAnchor Impeller Axial flow impellers Pitched Blade Turbine Helical Ribbon Impeller Three Blade/ Marine Impeller 18

19 Size reduction Crushers Jaw crusher Gyratory crusher Smooth-roll crusher 19

20 Size reduction Grinders Impactor Roller millBall mill 20

21 Screening Gyrated screen Vibration screen Sieve 21

22 Filters Plate and frame filters 22

23 Filters Pressure leaf filters 23

24 Filters Vacuum filters 24

25 Thickeners and Clarifiers Circular thickeners 25

26 Thickeners and Clarifiers Cyclones Tubular centrifuge Disk centrifuge Centrifuges 26

27 Electrostatic Precipitators 27 Electrostatic precipitators

28 Boilers 28 Steam boilers

29 Condensers 29 Water cooled condensers

30 Cooling Towers 30 Cooling towers

31 Heat Exchangers 31 shell and tube heat exchangers

32 Plate and frame heat exchangers 32 Plate and frame heat exchangers

33 Batch Reactors 33 Batch reactors

34 Continuous Stirred Tank Reactors (CSTR) 34 CSTRs

35 Plug Flow Reactors (PFR) 35 PFRs

36 Fluidized Bed Reactors 36 Fluidized bed reactors

37 Packed Bed Reactors 37 Packed bed reactors

38 Slurry Reactors 38 Slurry reactors

39 Absorbers 39 Absorbers

40 40 Packed bed column (left) and tray column (right)

41 Distillation 41 Distillation columns

42 Strippers 42 Strippers

43 43 Sieve tray air stripper (left) and packed tower air stripper (right)

44 Adsorbers 44 Adsorbers

45 Crystallizers 45 Crystallizers

46 Dryers 46

47 Extractors 47

48 Evaporators 48


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