distillation cwk

8/18/2019 Distillation CWK

1/48

FEED mol% kmol

Methane CH4 0.24 1440

Ethylene C2H4 0.46 2760

Ethane C2H6 0.2 1200

Propylene C3H6 0.08 480

Propane C3H8 0.02 120

1.00 6000

Flow 6000 kmolh-1


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3/48


4/48

DIRECT SEQUENCE

0.6369

FEED

FEED mol% kmol

Methane CH4 0.24 1440Ethylene C2H4 0.46 2760




1.00 6000

Flow 6000 kmolh-1

10!ar


5/48

BOTTOMS mol% kmol

Methane CH4 0.0033 14.6124

Ethylene C2H4 0."92 2621.376

Ethane C2H6 0.2692 1192.0176

Propylene C3H6 0.1084 479.99"2

Propane C3H8 0.0271 119.9988

1.00 4428

Flow 4428 kmolh-1


6/48

Product 1 mol% kmol

Product 1 Methane CH4 0.907 142".804 #99% $e&

Methane Ethylene C2H4 0.088 138.336 #'"% $e&

Ethane C2H6 0.00" 7.86



1.00 1"72

Flow 1"72

Product 2

Ethylene

6000

Pro

MethaneEthylene

Ethane

Propylene

Propane

6001 Flow

kmolh-1

10!ar


7/48

Product 3

Ethane

Product 3

Methane CH4

Ethylene C2H4

Ethane C2H6

Propylene C3H6

Propane C3H8

Flow 1788


8/48

Keys

()*ht CH4 0.0033 #1% o+ ,n)t)al +or 99% $eo/ery&

Hea/y C2H4 0.088 # '"% $eo/ery&

uct 2 mol% kmol

CH4 0.00"" 14."2""C2H4 0.989" 2613.269"

C2H6 0.00" 13.20"

C3H6 0 0

C3H8 0 0

1.00 2641

2641 kmolh-1


9/48

mol% kmol

0 0

0.00" 8.94

0.6"94 1179.0072

0.268" 480.078

0.0671 119.9748

1.00 1788

Keys

()*ht C2H4 0.00"

Hea/y C2H6 0.00"

kmolh-1


10/48

INDIRECT SEQUENCE

TOPS

Methane CH4Ethylene C2H4

Ethane C2H6

Propylene C3H6

Propane C3H8

Flow 4307

FEED

FEED mol% kmol

Methane CH4 0.24 1440Ethylene C2H4 0.46 2760




1.00 6000

Flow 6000 kmolh-1


11/48

)retColmn 1 Colmn 2

Cool)n* ty #Mh& -12260 -101800

Heat)n* ty #Mh& 17020 103400

M)n. $e5 $at)o 0."78 2.299E5ternal $e5 $at)o 0.637 2."19

Methane CH4

Ethylene C2H4

Ethane C2H6

Propylene C3H6

Propane C3H8

Total


12/48


13/48

mol% kmol Prod

0.3344 1440.2608 Met0.6378 2747.0046

0.0278 119.7346

0 0

0 0 Prod

1.00 4307 Methane

Ethylene

Ethane

Propylene

Propane

Flow

Keys

()*ht C2H4 0.00769923

Hea/y C2H6 0.0278 Product 2

Ethylene

6000

Product 3

Ethane

6000

kmolh-1

10!ar

10!a

r


14/48

Product 3 mol% kmol

Methane CH4 0 0

Ethylene C2H4 0.0077 13.0361

Ethane C2H6 0.638 1080.134

Propylene C3H6 0.283" 479.96""

Propane C3H8 0.0709 120.0337

1.00 1693.1693

Flow 1693

,n)retColmn 1 Colmn 2

-"9370 -40"70

96780 933"

1.093 2.0231.202 2.22"

Feed Dstllate Product 1 Product 2mol% kmol mol% kmol mol% kmol mol% kmol

0.24 1440.00 0.33 1440.26 0.91 1426.34 0.00" 13.71

0.46 2760.00 0.64 2747.00 0.09 137.72 0.9"2 2609."614

0.20 1200.00 0.03 119.73 0.00 0.94 0.043 118.7286

0.08 480.00 0.00 0.00 0.00 0.00 0.00 0.00

0.02 120.00 0.00 0.00 0.00 0.00 0.00 0.00

1.00 6000 1.00 4307 1.00 1565 1.00 2742

kmolh-1


15/48


16/48

ct 1

ane

ct 1 mol% kmol

CH4 0.911 1426.341 #99% $e& ()*ht

C2H4 0.088 137.72 #'"% $e& Hea/y

C2H6 0.001 0.939

C3H6 0.000 0

C3H8 0.000 0

1.00 1"6"

1"6"

Product 2 mol% kmol

Methane CH4 0.00" 13.71

Ethylene C2H4 0.9"2 2609."614

Ethane C2H6 0.043 118.7286Propylene C3H6 0 0

Propane C3H8 0 0

1.00 2742

Flow 2742

kmolh-1

kmolh-1


17/48

Product 3mol% kmol

0.00 0.00

0.01 13.04

0.64 1080.13

0.28 479.97

0.07 120.03

1.00 1693


18/48


19/48

Keys

CH4 0.00" )al +or 99% $eo/ery&

C2H4 0.088 '"% $eo/ery&


20/48

)ret ,n)ret

1 2 1 2

Conener ty #h& 12.26 101.8 "9 41-101.9 -"2.93 -62.92 -103.4

$e!o)ler ty #h& 17.02 103.4 97 9

-43.43 -20.37 -19.68 -"2.31M)n. $e5 $at)o 0."78 2.299 1.093 2.023

E5ternal $e5 $at)o 0.637 2."19 1.202 2.22"

)ret ,n)ret

1 2 1 2

Conener ty #h& 12.26 101.8 "9 41-101.9 -"2.93 -62.92 -103.4

$e!o)ler ty #h& 17.02 103.4 97 9

-43.43 -20.37 -19.68 -"2.31

$e5 $at)o

:)eal ;#


21/48

-101.9 -"2.93 -62.92 -103.4

$e>*erant


22/48

co$%&


23/48

Conener ty #h&

$e!o)ler ty #h&

M)n. $e5 $at)o

E5ternal $e5 $at)o

co$%&

Conener ty #h&

$e!o)ler ty #h&

M)n. $e5 $at)o

E5ternal $e5 $at)o

Conener


24/48


25/48

1! "ar # "ar

)ret ,n)ret

1 2 1

Conener ty #h& 10."9 99.77 64.7"

-113.4 -72.3 -79.8

$e!o)ler ty #h& 7.93 93.91 97.43

-64.1 -42.9 -42.3

M)n. $e5 $at)o 0."78 1.937 0.919E5ternal $e5 $at)o 0.637 2.131 1.011

)ret ,n)ret

1 2 1

Conener ty #h& 10."9 99.77 64.7"

-113.4 -72.3 -79.8

$e>*erant


26/48

)ret ,n)ret

1 2 1 211.84 99.77 64.67 36."9

-94.4 -39.9 -"1.7 -9".8

20.90 93.91 104.03 7.86

-29.3 -".0 -4.3 -39.20.621 2.782 1.291 2.146

0.683 3.060 1.420 2.361

)ret ,n)ret

1 2 1

Conener ty #h& 11.84 99.77 64.67

-94.4 -39.9 -"1.7$e>*erant


27/48

)ret ,n)ret

1 2 1Conener ty #h& 11.89 111.19 68.8"

-88.7 -29.8 -43.2

$e>*erant


28/48

1

Keys

()*ht CH4

Hea/y C2H4

2

40."7

-103.4

9.34

-"2.3

2.023 Keys2.22" ()*ht C2H4

Hea/y C2H6

2

40."7

-103.4

-108.4

164.6

308

3".34

"8.91


29/48

2

36."9

-9".8-100.79

172.21

308

28.8"

48.09


30/48

237.19

-90.0

-94.97178.03308

27.1"

4".2"


31/48

2

Keys

0.0033 ()*ht C2H4 0.00"

0.088 Hea/y C2H6 0.00"

Keys

0.007699 ()*ht CH4 0.00"

0.0278 Hea/y C2H4 0.088


32/48


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34/48

B,SE C,SE

)ret ,n)ret

1 2 1 2

Conener ty #h& 12.26 101.8 "9.4 41

-101.9 -"2.93 -62.92 -103.4

$e!o)ler ty #h& 17.02 103.4 96.8 9

-43.43 -20.37 -19.68 -"2.31

M)n. $e5 $at)o 0."78 2.299 1.093 2.023

E5ternal $e5 $at)o 0.637 2."19 1.202 2.22"

)ret ,n)ret

1 2 1 2

Conener ty #h& 12.26 101.8 "9 41-101.9 -"2.93 -62.92 -103.4

$e>*erant


35/48


36/48


37/48

co$%& 2! "ar 2! "ar 2! "ar

)ret

1 2

Conener ty #h& 11.89 111.19

-88.7 -29.8$e!o)ler ty #h& 24.77 113.04

-18.3 7.0

M)n. $e5 $at)o 0.694 3.297

E5ternal $e5 $at)o 0.763 3.627

)ret

1 2

Conener ty #h& 11.96 114.97

-84.0 -21.4

$e>*erant


38/48

FEED mol%

Methane CH4 0.24

Ethylene C2H4 0.46

Ethane C2H6 0.2

Propylene C3H6 0.08

Propane C3H8 0.02

1.00

-eat I.te/rato. Feas"lty 0 SINE CC

Colmn 1

Cool)n* :ater $etrn

$e>*erant Conener


39/48

Cool)n* :ater 1 ;Cool)n*

1 Cool)n*

E/aporator

:)eal;

@m)n* n0.6 :atal

$eBet *erat)on Conener; ;on

OK


40/48

Product 1

Methane CH4

Ethylene C2H4

Ethane C2H6

Propylene C3H6

Propane C3H8

Prot 1

h

Fro$ R/4

$eo/ery Methane#Fee& 0.99


41/48

$eo/ery Ethylene#Fee& 0.0"

F(( $EF(D

2000 kPa

Fro$ S-4

M)n *erant


42/48

11.96 hCool)n* :ater

2 ;

189.0 A 2 C

184 A E/apo

0.701087 :)e

13.976972 h @m)n* n0.6 :a

28.42 h

$eBet


43/48

mol% kmol

0.908 142".626174

0.088 138.0131643

0.004 6.86"493"13

0 0

0 0

1.00 1"70."06237

GH ;on 11.89

GH


44/48

Prot 2

Fro$ R/4

$eo/ery Ethylene #ott& 0.9698


45/48

ool)n* 114.97 h

ool)n* 2"1.6 A

rator 246.64 A

al; 0.2690"611

al "1."""4"64 h

eat)n* 116.94 h

at)n* 289.9 A

ner 294.9 A

al; 0.19"62926

al 37.48"69"8 h

n 1"2.46 h

t Re5ecto. 6or Re"oler


46/48


47/48

Product 2 mol% kmol

Methane CH4 0.006 14.37

Ethylene C2H4 0.990 2"42.91

Ethane C2H6 0.004 11.49

Propylene C3H6 0 0

Propane C3H8 0 0

1.00 2"68.77972

E


48/48

distillation cwk

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