Lecture 11. Chapter 7. - Thermodynamic Web - Departure Functions - Review Equations of state (chapter 4, briefly)
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1 Lecture 11 Chpter 5 - Thermodnmc We - Deprture unctons - Revew Equtons of stte (chpter 4, refl) Chpter 6 - Equlrum (chemcl potentl) * ure Component * Mtures Chpter 7 - ugct (chemcl potentl fugct equlrum clcultons) * por (overvew), lqud, solds - Actvt Coeffcents [ugct Coeffcents (overvew)] Chpter 8 - hse Equlrum * Dgrms * por Lqud (LE) * Lqud Lqud (LLE) * Sold Lqud (SLE) Chpter 9 - Recton Equlr 1
2 hse Equlrum 4. Idel lqud phse 1 st Roult s Lw T- dgrm - dgrm vs dgrm Bule pont Dew pont Aspenlus Emples (enzene toluene)
3 hse Equlrum (uses) 4. Idel lqud phse 1 T- dgrm - dgrm vs dgrm Bule pont Dew pont lsh seprton st Roult s Lw 3
4 hse Equlrum (uses) 4. Idel lqud phse 1 lsh seprton st Roult s Lw 4
5 hse Equlrum (lsh Seprton: Roult s Lw) 5 L Overll mole lnce Ove o e ce Z & L Z mole lnce on st L L Z mole lnce on equlrum eqn for equlrum eqn for st f l L Z mole lnce on for solve & Z Z L Z st L Z st
6 hse Equlrum (lsh Seprton: Roult s Lw) lsh seprton: Specf: 1 Z Z 1 st st L L Z & T Z & frc. vporzed, nd:,, L 6 = n-pentne = n-hene Z T C st st 0.57r??? 0.16r
7 hse Equlrum (lsh Seprton: Roult s Lw) 7 lsh seprton: Generlzng e to mult-components m 1 1 st Z L 1 Aspenlus emple:
8 hse Equlrum (lsh Seprton: Roult s Lw) Motvton/uses: rocessng engneerng 8
9 hse Equlrum (uses) 9 3. Idel vpor phse ˆ 1 st 4. Idel lqud d phse 1 Roult s Lw st Roult s Lw used to eplore for LE (nr): ou t s w used to e p o e o ( ): T- dgrm - dgrm vs dgrm Bule pont Dew pont lsh seprton
10 hse Equlrum (uses) Idel vpor phse Modfed R lt l ˆ 1 st 3. de vpo p se Roult s lw st Choose T = 95 o C Generte - dgrm Set st st st st st 1 st st st st 1 T f NOTE,, & :
11 hse Equlrum (modfed Roult s Lw) 11
12 hse Equlrum (Devtons from Roult s Lw) 1 st st 1
13 hse Equlrum (modfed Roult s Lw) 13
14 hse Equlrum (modfed Roult s Lw) 14
15 hse Equlrum (modfed Roult s Lw) 15
16 hse Equlrum (modfed Roult s Lw) 16
17 hse Equlrum (Azeotropes) Aspenlus: T- for sstems: MeOH-Wter & EtOH-Wter 17
18 hse Equlrum (Azeotropes) -; T-; nd YX dgrms for nr sstem 18
19 t Azeotrope: ope: hse Equlrum (Azeotropes) st 19 z Emple: st st z st
20 t Azeotrope: ope: hse Equlrum (Azeotropes) st 0 z Emple: st st z st RT RT ln ln A B A B B A B A
21 non-del vpor & lqud phses hse Equlrum (uses) 1 ˆ st Roult s Lw used to eplore for LE (nr): T- dgrm - dgrm dg ˆ vs dgrm ˆ Bule pont Dew pont ˆ lsh seprton st st
22 Lecture 11 Chpter 5 - Thermodnmc We - Deprture unctons - Revew Equtons of stte (chpter 4, refl) Chpter 6 - Equlrum (chemcl potentl) * ure Component * Mtures Chpter 7 - ugct (chemcl potentl fugct equlrum clcultons) * por (overvew), lqud, solds - Actvt Coeffcents [ugct Coeffcents (overvew)] Chpter 8 - hse Equlrum * Dgrms * por Lqud (LE) * Lqud Lqud (LLE) * Sold Lqud (SLE) Chpter 9 - Recton Equlr 1
23 1) ugct / Equlrum (SUMMARY) L f ˆ ˆ f ˆ ˆ L por phse: good; lqud phse: good for HC or moderte hgh pressures (compressle lqud phse) ˆ Tpcll used for lqud phse st st ). C. fugct clcultons ˆ H 3) Used for specl cses (lke gses dssolvng nto lqud phse)
24 O H O 5 o C; r Henr s Lw (uses) st Roult s Lw st H O H O H O st O O O 3 ln st O B A C T
25 O H O 5 o C; r Henr s Lw (uses) st Roult s Lw st H O H O H O O O H O H O Henr s Lw Constnt O O H O H O 4
26 Henr s Lw (emples) 5
27 Henr s Lw (emple) 6 O H O O H O O H O Ar: ure O : O *10 O 6.891* o C; r Wls; 1985
28 Henr s Lw (emple) 7 H O 5 o C; r O st Stem tles: H O H O H O st O H r
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