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8/13/2019 AIChEM2011 Luyben Processes With COCO+ChemSep(1)
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Modelling Luyben's Chemical Processes with
Ross Taylor, Harry Kooijman and Brett al!er
Clar!son "ni#ersity, Potsdam, $ew %or!
&aser #an Baten
(msterCH)M, Las Ro*as, +ain
AIChE Meeting October 18, 2011 (paper 215d) Distillation onors !ession "illia# $%&ben
+ChemSep
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Luyben's lowsheets
-ntroduction to C.C.
hat is C(P)/.P)$0
)1amle 2lowsheets
Lessons learned
.utline
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3445 3446 3474 3477
Luyben's lowsheets
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Luyben's lowsheets
Class 89 8istillation .nly
Columns, heat exchangers, recycle
NO (separate) reactors
Class C9 Comlicated lowsheets
Columns, heat exchangers, recycle
Chemical reactors
Other unit operations
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Luyben's lowsheets
Class 89 8istillation .nly
Pressure Swing Azeotropic Distillation
Extractive Distillation
Heterogeneous Binary/ernary Azeotropes
!eactive Distillation
Class C9 Comlicated lowsheets
Cumene Process
Butyl Acetate Process
Ethanol " #ater with mem$rane unit
Luyben's lowsheets
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(nalysis
+teady +tate 8esign
.timi*ation
Process 8ynamics
Control
Luyben's lowsheets :with (sen +imulation;
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(nalysis
+teady +tate 8esign
.timi*ation
Process 8ynamics
Control
Luyben's lowsheets with C.C.
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C.)9 C(P)/.P)$ lowsheeting )n#ironment
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-ntroduction to C.C.9
Simulation environment %C&'E(
hermo)ynamic property pac*age %EA(
Collection o+ unit operations %C&SC&S(
!eaction pac*age %C&!-(
Downloa) C&C&. http.//wwwcocosimulatororg/
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'lowsheeting engines
Dynamic Stea)y state
'lowsheeting engines
E0uation $ase) 1o)ular
Se0uential -on2se0uential
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C.)9 C(P)/.P)$ lowsheeting )n#ironment
Brea*ing recycles $y automatic tearing
Solving recycles $y hy$ri) -ewton / #egstein
approach, using reparameterization
Support +or multiple material types, with selection +or
thermo an) su$2set o+ compoun)s
1aterial, energy an) in+ormation streams
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rorietary sub
modelsrorietary sub
modelsbuilt/in
sub models
user sub models
:non C(P)/.P)$;user sub models
:non C(P)/.P)$;
user sub models
:non C(P)/.P)$;
=rdarty sub
models :C(P)/.P)$;
=rdarty sub
models :C(P)/
.P)$;
=
rd
arty submodels
:C(P)/.P)$;
+imulation en#ironment rocess sace
o#erall rocess model
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C."+C."+9 +imle unit oerations
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C.R$9 C(P)/.P)$ Reaction Pac!age
3Create reaction ac!age
8e2ine or imort comounds
8e2ine reactions with stoichiometry
8e2ine reaction rates :or use i*ard; or e@uilibrium constant
8e2ine reaction hase
3-nsert reaction ac!age into simulation
3(ssign reaction ac!age to reactor unit oeration
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hoAhat is C(P)/.P)$0
CP- +o2tware #endors(cademic institutions .ther members
he CAPE2&PE- stan)ar) is the )e +acto stan)ar) +or inter+acing
process mo)elling so+tware components +or use in the )esign an)operation o+ chemical processes 4t is $ase) on universally recognise)
so+tware technologies, such as C&1 an) C&!BA he C& stan)ar) is
open, multi2plat+orm, uni+orm an) availa$le +ree o+ charge
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Pressure +wing 8istillation o2 (cetone Methanol
Butanol A ater +earation
TH A ater +earation with Heat -ntegration
Cumene Process
Column A Per#aoration Membrane Process :)thanol A ater;
Methanol 2rom +yngasButyl (cetate
BT 8i#ided/all Column
Luyben's lowsheets
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Pressure +wing 8istillation o2 (cetone/MethanolInd' Eng' Che#' es' (5667( DEpp 5898"5:6:
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Butanol A ater +earationDesign and Control of Distillation Systems for Separating Azeotropes (2010) / Energy Fuels(2008) 22pp. 4249-4258
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TH A ater +earation with Heat -ntegrationDesign and Control of Distillation Systems for Separating Azeotropes /Ind. Eng. Chem. Res.(2008) 47pp. 2681-2695
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Cumene ProcessInd' Eng' Che#' es' (56;6( DFpp :;9":
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ColumnAPer#aoration Process 2or +earating )thanolAaterInd. Eng. Chem. Res.(2009) 48pp. 34843495
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Methanol 2rom +yngasInd' Eng' Che#' es'%56;6( DFpp 8;>6"8;8>(
8imethylether :Distillation Design and Control %sing Aspen !i#%lation;
)1tracti#e 8istillation
Heterogeneous Ternary 8istillation :Alcohol2#ater2Entrainer;
Reacti#e 8istillation o2 ( > B G C > 8
TAMEAir Separation Unit
Ethylene Oxide
Light Ends Unit
More lowsheets
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(nalysis
+teady +tate 8esign
.timi*ation
Process 8ynamics
Control
Luyben's lowsheets with C.C.
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+ome Lessons Learned
?uy$en@s chemical processes can $e mo)ele) in stea)y state using C&C&
Some o+ ?uy$en@s )esign specs nee) to $e altere)
!esults may )i++er " largely )ue to %slightly( )i++erent thermo
se o+ ma*e2up mixer ma*es +lowsheets much more ro$ust to solve
se +ixe) conversion reactor $e+ore incorporating reaction *inetics
o $e use+ul in teaching )esign C&C&/ChemSep nee)e) a )ata$an* with
more compoun)s Che#!ep *+' databan- e.tended to /2+ co#po%nds
no it is possible to %se %p to /0 co#po%nds in a col%#n si#%lation
C&C& no more )i++icult to learn to use than -4S41 Design %D(
C&C& use+ul in mass an) energy $alances class where simple component
splitter mo)els an) conversion reactors are typical
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3473 A 347= 0
Luyben's lowsheets9 Can we lease ha#e some more0
.L"M) 3