Thermo Notes10

7/25/2019 Thermo Notes10

1/9

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5/9

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6/9

ChE Thermo 1

Example 4.7

Adiabat ic Flame Temperature K

CH

4

+ 20

2

->

CO

2

+ 2H

2

0 (g)

tl H(29a)

=

-802,625 J

Cp(ig)

Reactants Products

A

Bx10 3 C*10 6

D*10 -5

CH4 1 0

02 2.4

0.4 3.639 0.506

0 -0.227

N2 9.03

9.03 3.28

0.593 0

0.04

CO2

0

1 5.457 1.045 0 -1.157

H2O 0 2 3.27 1.45 0 0.121

A

B

C D

Summation 43.071 9.502E-03 O.OOOE+OO-6.446E+04

8.314

J

T

=

298.15 - (tlH298 /

error

451.06818

by

varying T target = 0


7/9

1 )

CU-t

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I..h..

o

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CD(4~

+

3

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> L ~

M o l e s

C M - + '( ' '{ ..

Ttft::N

1-~ :;

rn

~-eb

04 -

'F -

C I>

CH +

H' t -o

-7

CO

+

'? > K ~

( _ 2 - - )

CJ.+4-

+

~ - JW

--p

D - I -

u :

H - 2 . . -

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3 J C + (1-' c--)4:=

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8/9

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0

+ (D , 187b8 )::(0

0

)]

C

,a~ )('2.- = ( S , 3 ' 4 - ) (

I

G f

I

lftf-2.-3') -

J ~ J I ie

l / r 3

~~p ~ \4 > C

I~ OO - 2 'f

- - = - ( 1 f .? ' .( Q # - 3 j , O O ~ ) = - / ( i ; / ) '1 ~

J

K = ~~ + - 614~B 1- ~

H ~

= -

-3lf,LK>4

+

UJO, I + - /tJ/,9('b J

~ 3~e)

018

:r

-=-

IF w~:O I ~ e K ~ f . : > 6G'f ~ ~bCA.(.,/CAI~

I

STrDC( FWuJ

: : : > Q -;:::.t4 ::: ~26)OI~ J p e . v - -

1 WI '

G W - i -

c .c~ Ti> lt2 .. ~

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Thermo Notes10