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6.4 Energy balance on Phase Separator (V-802)

Stream Temperature ( )

8 !0

" "0#0 "0

$e%erence state& '66(g) '6(g) '8(g) '"#2(g) *+S, at 2!' an # atm.

Stream 8 Stream 9 Stream 10Compone

nt

nin(mol/s

)

Hin(kJ/mol

)

nout(mol/s) Hout(kJ/mol

)

nout(mol/s) Hout(kJ/mol

)

'66 108.96 H1 7.88 H6 101.08 H11'6 8.86 H2 5.97 H7 2.89 H12'8 8.06 H3 5.27 H8 2.79 H13'"#2 9.39 H 0.77 H9 93.62 H1!"S# 2.79 H5 0 H10 2.79 H15

Cpg , C6H6 / 126.5103+23.410

5T

Cpl , C6H6 / 74.06103

+32.95105

T

^H# /

25

80.1

126.5103+23.4105T T 0.16!

80.1

350

74.06103+32.95105T

/11.!26 3mol.

Cp , C3H6 / 59.58x 103

+17.71x 105

T

^H2 /

25

350

59.58x 103+17.71x105T T

/0.#!!! 3mol.

Cp , C3H8 / 0.068032+22.59x 105T

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^H /

25

350

0.068032+22.59x 105T

/ !."46 3mol.Cp , C9H12 / 0.#"02 !.165#0-!T

^H4 /

25

350

0.13902+53.76105T T

/11."4#! 3mol.

Cp ,DISB / -0.061! #5#0-T

^H! /

25

350

0.0675+1103T T

/".000! 3mol.

Cpg , C6H6/ 126.510

3+23.410

5T

Cpl , C6H6 / 74.06103+32.95105T

^H6 /

25

80.1

126.5103+23.4105T T 0.16!

80.1

90

74.06103+32.95105T

/".42 3mol.

Cp , C3H6 / 59.58x 103+17.71x 105 T

^H1 /

25

90

59.58x103+17.71x105T T

/4.!46 3mol.

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Cp , C3H8 / 0.068032+22.59x 105T

^H8 /

25

90

0.068032+22.59x105T T

/ !.2668 3mol.

Cp , C9H12 / 0.#"02 !.165#0-!T

^H" /

25

90

0.13902+53.76105T T

/##.04!6 3mol.

Cp ,DISB / -0.061! #5#0-T

^H ! / 25

90

0.0675+1103T T

/-0.6662! 3mol.

/ n (out)H(out) - n ( )H()

/ 3s

7 s/ E Ep

here s E Ep9s :ero

There%ore 7 / / - ##048.62 ; 3h

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