Download - Discussion0112AspenIntro SimpleVLE 8.0
![Page 1: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/1.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 1/21
Qualitative Behavior of Vapor-
Liquid Equilibria and SimpleCalculations using
ASPEPL!S V"#$
EC% &'(B )iscussion
*anuar+ &(, (&'
![Page 2: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/2.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 2/21
./o Species
.+pical E$amples0 Salt in 1ater, heptane and octane 2gasoline3,
ethanol in /ater 2/ine, beer etc3
![Page 3: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/3.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 3/21
Phase 4ule /ith t/o species
at least one phase
5n the t+pical pure liquid phase /e have three degrees of freedom
e#g# T 2.emperature3, p 2pressure3, x 1 2concentration3,
/ith one phase boundar+ 2vapor 6 liquid3 /e have t/o degrees of freedom
π π −=+−= 42 C N F
1≥π
![Page 4: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/4.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 4/21
7ne Phase Boundar+
An iceberg is a t+pical ( phase
( component s+stem, if it is not in
a fresh /ater la8e#
Salt 9 1ater
![Page 5: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/5.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 5/21
Pressure composition diagrams
Vapor
Vapor
Liquid
Liquid
more volatile : easier to vapori;e,fi$ed ., so one more degree of <reedom
![Page 6: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/6.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 6/21
β
=oving through VLE P->
![Page 7: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/7.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 7/21
.emperature - Composition
Ben;ene-toluene
)e/ Line
2saturated vapor3
Bubble Line
2saturated liquid3
Pressure fi$ed
![Page 8: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/8.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 8/21
5nfluence of Pressure on T-x-y
&
Critical Points
Bubble Line
2saturated liquid3
)e/ Line2saturated vapor3
5ncreasing Pressure
![Page 9: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/9.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 9/21
A;eotropes 2onl+ non-ideal3
&
Bubble Line
2saturated liquid3
)e/ Line2saturated vapor3
a;eotrope
![Page 10: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/10.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 10/21
!sing Aspen Plus? V "#> to
calculate .-$+ and p-$+diagrams
• 7pen Aspen.ech-
@Process=odeling"#$-
@AspenPlus-@AspenPlus
V8.X
• 5 am using "# in thee$amples here#
![Page 11: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/11.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 11/21
!sing Aspen Plus? to calculate
.-$+ and p-$+ diagrams
• Close Start Page
![Page 12: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/12.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 12/21
!sing Aspen Plus? " to
calculate .-$+ and p-$+diagrams
• <ile-@e/
• Blank Simulation
• Create
![Page 13: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/13.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 13/21
.hen it should loo8 li8e this
![Page 14: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/14.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 14/21
Start /ith setting the units
• %ome -@ Setup -@ lobal
• Standard0 Bar and Celsius 2=E.CBA43
•
ou ma+ /ant to s/itch to S5
![Page 15: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/15.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 15/21
!sing Aspen " to calculate .-$+
and p-$+ diagrams• 7n Home Screen o to
Components->Specifications
• Add +our component 2best to search b+ name or
formula under component name3• =a8e sure +our Component ID is not empt+,
best +ou cop+ the name there
![Page 16: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/16.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 16/21
!sing Aspen? " to calculate
.-$+ and p-$+ diagrams• Close Component Specifications 1indo/
• o to Meto!s -> Specification
•
Choose +our Base Meto! 2e#g# 5deal for4aoults la/3
![Page 17: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/17.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 17/21
!sing Aspen? " to calculate
.-$+ and p-$+ diagrams• Close Specifications 1indo/
• o to Binar" 2top line in Anal"sis bloc83
25f +ou cannot select it +ou missed
something earlier, e#g# interaction
parameters3
![Page 18: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/18.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 18/21
!sing Aspen Plus? to calculate
.-$+ and p-$+ diagrams• <or Vali! Pases
Select Vapor-#i$ui!
• Select Anal"sis
%"pe 2%&" or P&"3
• Enter Conditions
2P or ., be/are ofunits upi selected
earlier3
• 'un Anal"sis
![Page 19: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/19.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 19/21
.-$+ diagram 2at ambient p3 for
Ben;ene .oluene 25deal3
![Page 20: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/20.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 20/21
=ore 5nfo
• 5nstead of one condition +ou can add a
range and increments
• .he program also gives +ou a table from
/hich +ou can cop+ the data
![Page 21: Discussion0112AspenIntro SimpleVLE 8.0](https://reader031.vdocuments.us/reader031/viewer/2022021300/577c7f331a28abe054a3a3a3/html5/thumbnails/21.jpg)
8/17/2019 Discussion0112AspenIntro SimpleVLE 8.0
http://slidepdf.com/reader/full/discussion0112aspenintro-simplevle-80 21/21
E$amples to tr+
• Ben;eneD.oluene 2#& =Pa or F3
• Ben;ene .oluene 24ange -' =Pa or '
6 G F3
• =ethanolD=eth+l Acetate 25deal or 4.L at
F3
• EthanolD1ater 25deal or 4.L at &&#
8Pa3