lecture-5 - Conversion (X) Conversion Conversion:...

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Conversion (X) Conversion (X) Conversion: quantification of how a reaction has progressed fed A species of Moles reacted A species of Moles X A " " " " = (A: limiting reactant) ) 1 ( 0 X N N A A - = Batch Reactors AO A AO N N N X - = CSTR or PFR Reactor 0 0 A A A F F F X - = ) 1 ( 0 X F F A A - = can be omitted Maximum conversion for irreversible reactions: X = 1.0 • Maximum conversion for reversible reactions: X = X e ) 1 ( ), ( fluid bile imcompress an For 0 0 0 -X C C C C X A A A A = - = υ
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Batch and Levenspiel Plots ] [ ] ) ( [ 0 X r F V A A CSTR × - = Continuous Stirred Tank Reactor (CSTR) ) ( 0 A A r F - X = = - = x x x A A PFR dX r F V 0 0 X ) ( 0 A A r F - Plug Flow Reactor (PFR) Isothermal system = = - = x x x A A Batch V r dX N t 0 0 ) ( X V r N A A - ) ( 0 Batch Reactor
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Reaction rate as a Function of Conversion Reaction rate as a Function of Conversion Batch reactor )) 1 ( , ( ) ) 1 ( , ( ) ) 1 ( , ( ) , ( ) , ( 0 0 0 0 X C k f V X N k f V X N k f V N k f C k f r A A A A A A - = - = - = = = - CSTR N A C A0 C A F A0 υ 0 C A (mol A/L) F A (mol A/hr) υ (L /hr) X 0 X )) 1 ( , ( ) ) 1 ( , ( ) ) 1 ( , ( ) , ( ) , ( 0 0 0 0 X C k f X F k f X F k f F k f C k f r A A A A A A - = - = - = = = - υ PFR PFR PFR C A0 F A0 υ 0 X 0 C A F A υ X )) 1 ( , ( ) ) 1 ( , ( ) ) 1 ( , ( ) , ( ) , ( 0 0 0 0 X C k f X F k f X F k f F k f C k f r A A A A A A - = - = - = = = - Function of time, Independent of position independent of time and position Function of position, Independent of time
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Class Problem #2 The following reaction is to be carried out isothermally in a
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This note was uploaded on 04/27/2011 for the course CHEM 101 taught by Professor Suh during the Spring '11 term at University of Toronto- Toronto.

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lecture-5 - Conversion (X) Conversion Conversion:...

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