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Solids Conveying Equipment
Ulrich, 2004
• Apron• Auger• Belt• Bucket elevator• Continuous flow• Pneumatic• Vibratory
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Solids Conveying Equipment
Ulrich, 2004
• Apron• Auger• Belt• Bucket elevator• Continuous flow• Pneumatic• Vibratory
![Page 3: Solids Conveying Equipment](https://reader033.vdocuments.net/reader033/viewer/2022061615/56816519550346895dd796d3/html5/thumbnails/3.jpg)
3Ulrich, 2004
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Heuristics17 Oct 12
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Solids Conveying Equipment
Ulrich, 2004
• Apron• Auger• Belt• Bucket elevator• Continuous flow• Pneumatic• Vibratory
![Page 6: Solids Conveying Equipment](https://reader033.vdocuments.net/reader033/viewer/2022061615/56816519550346895dd796d3/html5/thumbnails/6.jpg)
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Pneumatic Conveying
Coulson and Richardson’s Chemical Engineering Volume 1, 6th ed.
Significant pressure drop is required to accelerate the solids
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Pneumatic Conveying
Coulson and Richardson’s Chemical Engineering Volume 1, 6th ed.
Solids are suspended if the gas velocity is above the minimum.
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Pneumatic Conveying
Coulson and Richardson’s Chemical Engineering Volume 1, 6th ed.
Data for various solids.
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Pneumatic Conveying
Coulson and Richardson’s Chemical Engineering Volume 1, 6th ed.
Solid particle velocities, us, are related to terminal velocity, uo, and the gas velocity, uG. [all in m/s]
sou
osG
uuu25.7468.0
o
s
air
x
uFu
PP 28052
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Comminution (size reduction) Equipment
• Compression• Impaction• Attrition (rubbing)• Cutting
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11Ulrich, 2004
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12Towler & Sinnott, 2008
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13Ulrich, 2004
Table 4.5a Criteria and data for rapid design of crushing and grinding equip.
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14Ulrich, 2004
Table 4.5a Criteria and data for rapid design of crushing and grinding equip.
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Comminution (size reduction) Equipment
Jaw Crusher
Gyratory Crusher
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Comminution (size reduction) Equipment
Roll Crusher
Disk / Attrition Mill
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Comminution (size reduction) Equipment
Rod Mill
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Comminution (size reduction) Equipment
Ball Mill
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Comminution (size reduction) Equipment
Jet Mill
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Comminution (size reduction) Equipment
Rotary Cutter
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21Ulrich, 2004
Table 4.5b Typical materials processed in different types of crushing and grinding equip.
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22Towler & Sinnott, 2008
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23Wikipedia
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24Towler & Sinnott, 2008
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Agitators and Mixing Equipment
• Suspend solids• Disperse gases and liquids• Emulsify one liquid in another• Promote heat transfer• Blending two or more materials together
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Ulrich, 2004
Table 4.16 Criteria and Data for the Preliminary Design of Agitators and Mixers
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Ulrich, 2004
Table 4.16 Criteria and Data for the Preliminary Design of Agitators and Mixers
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Ulrich, 2004
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Agitators and Mixing Equipment
Fluid mixing
Coulson and Richardson’s Chemical Engineering Volume 1, 6th ed.
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Agitators and Mixing Equipment
Fluid mixing: Baffles
Coulson and Richardson’s Chemical Engineering Volume 1, 6th ed.
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Agitators and Mixing Equipment
Fluid mixing: off-center
Coulson and Richardson’s Chemical Engineering Volume 1, 6th ed.
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Agitators and Mixing Equipment
Common Impellers
Coulson and Richardson’s Chemical Engineering Volume 1, 6th ed.
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HeuristicsQuestions?