Acetone/Methyl Ethyl Ketone Vapour Liquid Equilibrium

CHEP7005 DCE2 Binary distillation assignment Task 1: Vapour liuid euili!rium "a me

Helvio Jose Jalles Monteiro

#llo$ated !inary

y vs. ! "ia#ra$ %or Acetone/ Methyl Ethyl Ketone 1 0. 0.8 0.7 0.6 0.5  ,( -a&o+ a&o+rr $ole $ole %r %racti action( on( Aceton cetone e 0.4 0.3 0.2 0.1 0

Hirata et al As&en

1 0

'( )i*+i" $ole %raction( Acetone

elative volatility vs. ! "ia#ra$ %or Acetone/ Methyl Ethyl Ketone 2 1.8 1.6

elative volat volatility ility 1.4 1.2

Hirata et al As&en  calc+late" val+es As&en  &re"itec val+es

1. 1.88 0 0.5 1

'( )i*+i" $ole %raction( Acetone

Acetone/Methyl Ethyl Ketone

  vs. !y "ia#ra$ %or Acetone/Methyl Ethyl Ketone 85 80 +22le &oint Hirata et al

75

3e4 &oint Hirata et al

70

 e$&erat+re 

65

3e4 &oint As&en

60

+22le &oint As&en

55 50

0 0.5 1

)i*+i"/-a&o+r $ole %raction( Acetone

Data sour$e

%ilson parameter Hirata et al  175 A129 0.50562 A219 1.50276

"&T' parameter

(nity



As&en so%tare;

A129 8.085 A219 5.1025

e$&erat+re9  :ress+re9 $$H#  e$&erat+re9  :ress+re9 ar

A129 3.2073 A219 1.188

Commentary:  he a?@ in As&en. Also( the analysis o% As&en +sin# the ilson correlation $isre&resents an a
&ress+re. Accor"in# to instr+ctions it as +se" the >) $etho" %or the analysis in As&en.  he relative volatility &re"icte" %ro$ As&enCs "ata is al$ost constant( hile %ro$ Hirata et al varies ith the li*+i" $olar %raction o% acetone. onstant relative volatility is a s&ecial case in hich it is &ossile to Dn" the e*+iliri+$ c+rve rearran#in# $athe$atically the e*+ation to calc+late the relative volatility.  he to relative volatilities have *+ite "i=erent val+es as can e seen in the #ra&h. hen the val+e o% the relative volatility is 1( oth co$&onents are e*+ally volatile an" the se&aration is not &ossile. he hi#her the val+e( the #reater the area o% se&aration an" easier is the se&aration. ro$ this( it is &ossile to concl+"e that %or this inary the As&enCs "ata $aBes the se&aration easier( hoever this val+es "i=ers %ro$ e!&eri$ental res+lts( an" can e ron#. ?% +se" itho+t &reca+tion can ca+se errors an" &role$s hen "esi#n an e*+i&$ent.

)ignature: ********************************* 22+#pril+201,

Date:

#ppendi- 1.1: Ta!les o/ te y- data as proided in Hirata et al and predi$ted !y #spenPlus3 and o/ te relatie olatility as $al$ulated /rom te literature V'E and #spenPlus predi$ted alues.

Table 1: Hirata et al xy and relative volatility values.

Hirata et al( 175 '( Aceto ne li*+i" $ole %ractio n

 ,( Aceto ne  e$&erat+ va&o+ re  r $ole %ractio n

:ress+ re $$H #

0.057

0.086

77.8

760

0.17

0.244

74.4

760

0.263

0.37

71.

760

0.353

0.475

6.5

760

0.437

0.565

67.4

760

0.552

0.67

64.8

760

0.653

0.76

62.8

760

0.763

0.847

60.6

760

0.88

0.32

58.4

760

elativ e volatilit y 1.5566 43 1.5757 86 1.6457 84 1.6583 03 1.6733 48 1.6477 82 1.6827 46 1.715 54 1.868 84

Table 2: Aspen software xy and relative volatility values

As&en so%tare '( Aceton e li*+i" $ole %ractio n 0 0.016 08 0.032

 ,( Aceton e  e$&erat+ va&o+r re  $ole %ractio n 0 0.0370 72 0.0728

elative volatilit y calc+lat e" val+es

K  val+es %or Aceton e

1.0132 7.34243 5  1.0132 1.245 78.77447 5 03 78.20728 1.0132 1.2513

1.261 55 1.806 5 1.8577

:ress+ re ar

K  val+es %or Methyl Ethyl Ketona 1 0.821 87 0.64

elative volatility  &re"icte " val+es 1.2615 5 1.244 85 1.2513

16 0.0588 24 0.0784 31 0.080 3 0.1176 47 0.1372 55 0.1568 63 0.1764 71 0.160 78 0.2156 86 0.2352 4 0.254 02 0.2745 1 0.241 18 0.3137 26 0.3333 33 0.352 41 0.3725 4 0.321 57 0.4117 65 0.4313 73 0.450 8 0.4705 88 0.401 6 0.508 04 0.524 12 0.540 2

52 0.1074 68 0.1410 13 0.1735 6 0.2051 64 0.2358 62 0.2656 86 0.246 56 0.3227 3 0.3501 11 0.3766 27 0.4023 56 0.4273 15 0.4515 22 0.474 8 0.477 63 0.518 4 0.5412 52 0.5620 23 0.5821 77 0.6017 3 0.6207 34 0.631 86 0.6571 18 0.6745 54 0.615 17 0.7080 28

77.635 77.07188 76.50283 75.3283 75.36215 74.7127 74.2207 73.65143 73.0838 72.5125 71.5803 71.4010 70.8417 70.3023 6.7627 6.2282 68.7032 68.18566 67.67536 67.17326 66.6755 66.1438 65.71783 65.247 64.708 64.34031

5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5

8 1.2651 1 1.280 03 1.3208  1.350 33 1.4017 68 1.4475 36 1.44 3 1.5427 47 1.58 55 1.6356 88 1.671 6 1.71 44 1.7574 8 1.715 23 1.8218 64 1.8483  1.8710 76 1.88 43 1.050 81 1.166 18 1.246 75 1.24 5 1.311 24 1.28 8 1.25 6 1.15 38

37 1.826 47 1.77 13 1.7703 15 1.7438 1 1.7184 25 1.637 46 1.667 1 1.6462 43 1.6232 42 1.6006 63 1.5784 72 1.5566 47 1.5351 76 1.5140 57 1.432  1.4728 8 1.4528 34 1.4331 57 1.4138 58 1.34 4 1.3764 1 1.3582 6 1.3405 21 1.3231 64 1.3061  1.286 23

 0.483 16 0.320 3 0.162 7 0.008 15 0.8857 05 0.870 31 0.8564 8 0.8423 8 0.8286 08 0.8151 8 0.8021 02 0.783 77 0.7770 1 0.7650 03 0.7533 55 0.7420 65 0.7311 3 0.7205 44 0.7103 0.7003  0.608 06 0.6815 3 0.6725 76 0.663 0 0.6555 26 0.6474 16

54 1.2651 75 1.288 8 1.3208 86 1.350 45 1.4017 74 1.4475 34 1.44 33 1.5427 6 1.58 78 1.6356  1.672 03 1.71 4 1.7574 86 1.715 3 1.8218 66 1.8483 88 1.8710 7 1.88 41 1.050 1 1.166 0 1.246 85 1.24 51 1.311 33 1.28 4 1.25 65 1.15 3

0.5686 28 0.5882 35 0.6078 43 0.6274 51 0.6470 5 0.6666 67 0.6862 75 0.7058 82 0.7254  0.7450 8 0.7647 06 0.7843 14 0.803 22 0.8235 2 0.8431 37 0.8627 45 0.8823 53 0.01 61 0.215 6 0.411 77 0.607 84 0.803 2

0.7241 08 0.737 77 0.7550 53 0.76 56 0.7845 02 0.787 07 0.8125 87 0.8261 57 0.834 2 0.8524 17 0.8651 33 0.8775 88 0.887 3 0.017 58 0.134 2 0.250 04 0.363 03 0.473 5 0.582 8 0.68  0.75 05 0.88 4

56.41835

1

1

56.13651

63.8846 63.4652 63.04042 62.62405 62.2158 61.81607 61.42422 61.04028 60.66412 60.256 5.3458 5.5802 5.23448 58.8511 58.56267 58.23703 57.1804 57.60558 57.251 56.7 56.70602

1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5 1.0132 5

1.107 6 1.8 74 1.8872 45 1.8727 8 1.8568 07 1.834 47 1.8208 5 1.8012 74 1.7807 54 1.754 85 1.7375 57 1.7151 21 1.622 4 1.661 4 1.6458 56 1.6224 56 1.50 44 1.5756 88 1.5525 21 1.525 18 1.506 1 1.4846 08 

1.2734 31 1.2576 2 1.2421 85 1.2271 18 1.2124 12 1.180 61 1.1840 56 1.1703 8 1.1570 51 1.1440 33 1.1313 28 1.118 25 1.1068 16 1.04 2 1.0834 44 1.0721 64 1.0611 43 1.0503 73 1.038 45 1.025 51 1.014 85 1.006 37 0. 8

0.635 68 0.631 71 0.6246 14 0.6174 86 0.6105 78 0.6038 78 0.573 78 0.510 67 0.584 38 0.578 8 0.5731 85 0.5675 46 0.5620 55 0.5567 05 0.5514 87 0.5463 7 0.5414 26 0.5365 7 0.5318 22 0.5271 76 0.5226 28 0.5181 73 0.5138 04

1.107  1.8 7 1.8872 4 1.8728 1.8568 01 1.834 48 1.8208 87 1.8012 78 1.7807 63 1.754 7 1.7375 61 1.7151 28 1.622 7 1.661 75 1.6458 56 1.6224 46 1.50 2 1.5756 7 1.5525 08 1.525 35 1.5068 85 1.4845 6 1.4626 4