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thiết kế quy trình công nghệ sản xuất axit terephthalic bằng phương pháp oxy hóa chọn lọc p-xylen bởi oxi không khí

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Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic

 !
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%&789!:%./027
"#;(!<!$3=!$'
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-"%&0.+,B
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  7    %&          %#  H  #  9  =
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LDE%5(GJ%,?,
"4,&PJ,BEQ
DE"#%5(JR/H#22?
=SB
EF.T7R323+K7%&
DECU"S.)VC<P27
2QBWF."#KCX"S4
"SY4S%<Z3
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"S\4EQ.
GVHD: ThS. Nguyễn Văn Toàn 
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic

1.1.  !"!#$%&


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9=I%'*')7%&
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EB
1.1.1. '&()%*+,$-&
a. '&()%*
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G23=[5J*=_V

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SB
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B
i&N0J%,7<.
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GVHD: ThS. Nguyễn Văn Toàn .
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
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@7 [l Y[m Ydm [mm [Xm
^ mBY [Bn Yl
A": mBmmY
p
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Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic

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!RM.3"#%&L:U(Q
3@!UTL./%&
%B3==NYncmfCf"#7J%,
%&:R,7DBD
%&*9!:.,"#"#C&+'^%
^%C%!••-.%&"S?*BD
9!:,.7^%7"#C&
+'0/27&"<!?J2B
E?^O!%)<€DR.%&3
0D!:J.M",MU.;uG
#$2Q":N"<M" "0%;?!:.
%&2.BEGDu7!TL%
./M" 277!CGM" Bi
7%&I%<•N"<)K,T
R&!3(D'CJ.%&&
K23G7>#%&B
~==NYncm2C&+'0D3?••!
^%!.72.Cf*C&+'B)?
737!K.%&%$K

" )#$!,&C&F!$7*
GVHD: ThS. Nguyễn Văn Toàn @
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
!B~,=NYncm%3(D*R?
%H7!%&0.%&I%•B‚g\h
2. 2A%*BC&D$E7">20 ( !"!#$%&
2.1. 7&##7#20 (
W/%&" " %5(GV
BA"V)."S,G" )/%&
CUB^J%,"S."4
a. 0 (FGH%$%9!
E"S." V!))
BI"SK&;&"%4
b. 0 (FI5&D$ I
E"S." &;/27
,,0S<XmmVXlm

!:T.C,=
S4
."S.G;2Q+/R.MU.+.
K&S3.P
[
!C)233
S 2&N;&;0C
~K!$+.K%z3$#S":.%m\tY^IB
`U"S.+Ca!,0))
/'3BEG<"S.*"S.
27"#%5(["#/4>#U<?.fG
27$#!!$/-"7!2.!*9
J"#2':_/?,b!%q_/.

bBE *R).7!'.2f(.
"#/4+.K":?'9_,"#'
GVHD: ThS. Nguyễn Văn Toàn J
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
9)b"!$/!$/B/'3
Ca2!.%z%5(&;H
,B
c. K) L
@.23/0"S.)'?G*
3G;"S.J?Bi3+&RKJ!
"S.H#!/%5(7B
E)*0"S." %5(.2QQ
+.K)_b!
C  /    T  .B  .    2Q  Q  %z  "#    )  9  !:
CS?B~0T./?3
=C<)M••• !%)
[w
C<.
?B."S.2.0+.KJ?!:T.
t^!"#2QQCU(.`C
A`-"#%5(JRB
ƒ.KG;)2)%0T.
`2?RU+.K)/&[?
2.BeT*u)"#)!u%2%5(3
K:Cf*/)C)?[
$S?YB@)+.K"#6S3%4
E'!'Z232.'FZUT
.u/;N<?,/!M)<)M•••T)
`%zQ0,C%z&;
!%/!M0+CB

~K!$&"<?Q0.)C27
&<;J?",!:T." 27)2Q
QCB
GVHD: ThS. Nguyễn Văn Toàn M
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
E!%%.."S.)T7R"S.
J?)Q%&+.K)V
"S.%5(7!T.
2?_" CbBƒ.K)V„6
xB
2.2. =7">20 ( !"!#$%&!H&NH B,$#G B%!
2.2.1. KOBP%#G B%!&D$E7">
a. '&(&D$BP%
IVJCSFJ!Ca)
3!G5C<!MMY!X!S_K
bBIV"#%5(03/%&B
7;?4
`&YB\4.7%,0VgXh
Ek! mcpj
\
x
WJ": i7
AJ)& Y[VY\


AJ%7 Y\c


AJ:? \X\



WJ: m\XI<\m


^"… mmp@
b. Q0HE0+)&B?
GVHD: ThS. Nguyễn Văn Toàn R
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
*C&+&92Q?S27...GC!
7),.S)/.BE.JL!.!$
"S2fB`&+&.%"?!'SZBi7L5%5(
9;!K(Q2.2<9;2?27"#9
.3CM.5B
i!$/*.T!:F2Q)5!5
B@K3J7SQ#!." #o2QBi%5
(.3T3!:f!+*.*9.FC&J
JQ#B
2.2.2. 2A,$-&&D$E7">20 ( !"!#$%&!H&N
H B,$#G B%!
2.2.2.1. 2A,$-&&D$E7">H B,$#G B%!
a. S7I#01H ,$
I&;))Z1:7H#=SB
ƒ.K )?.%&L 7
!J%,#SC&2.Bi.!:+.K)
)!7S+.K))=S272y%H)
M0.G,Bs0527&/
0&;)'-"#/<.&;
2.27G+3%)BA"!$+.K)"#
+.K/).":.(0.)B
b. =7">H ,$#GTB%!+$ !"!#$%&

ƒ.K)V„" "#<YnmV[ml

YlV\m
CB„T.%5(>#_••bj`
V
_`
V
)/9A`
Cb7>#T.& 
&;BD"#%5("7" 0&;BI&;
)V„x"#:"#x
Y\mm2†jBI&;S3,;?!"#
+'?B
GVHD: ThS. Nguyễn Văn Toàn U
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
S3&;)V„DE6X
?4P)V„VVCM)
VVCM)XVCCa!,9
B
V E?V4
w‡?Cf*4_•••bCM25_••b!:%)0
`
V
B@_•••b2?27&J)0?/Cf*
>&;!K3)Cf*CU.K.,
`MB.,`
V
%z0.CB
w‡?./4
GVHD: ThS. Nguyễn Văn Toàn V

Axit Terephthalic
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
V i.V"#?T%zCM)3/?
VXVCCa!23T%?B
2.2.2.2. TW&7&&HE7">H ,$#GTB%!+$ !"!#$%&
„T.%5(_••bT.)Q?
T.N%?VED!XV`D)N%?
B
~:%)0`
V
TN%!?J0T.
/5)C%`
V
`
V
 T
&(_••b.&;(_25Cb )L
+.K)G);[BiNu`
V
jKTL
,J&;B
^J%,G;2G(!T.%zN
2&N?!-NJ230B
2.2.2.3. 7&BC50A
a. KX4
I&;)V„&;x
"#xY\mm2†jB~K!$J%z)#+.K
",!:T.j`
V
 KJ,"U2&YnmV

[ml

3+.?Q0T.%z&&%+.
KBA3J+._••b%zT.&;25C
&&;)V„)&%?

b. TW&7&
]T._••bj`
V
uj`
V
" YjmlBiN"#`
V
%z
TN&;)NGG2N"#`
V
G+.
%zN3CM!767" _)/%2Q
GVHD: ThS. Nguyễn Văn Toàn 
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
CbB`
V
TN&JN,J&;3"#
`
V
270/N&J&B
c. Y$%
E "0&;2&cVYm% F?
.&;%zTN%23.0!M
"2+.%z.&;(C&

&0+.KBE f%z?3+.K23.
0!MxB
d. S(B"4
W/2f(?30!23.272Q!
M(%(":.&;?%2JN%3
T0!:xBA2%&L<??.
?%"Sx22Q"#H":GN%3T=
x2Q!272Q623.!x!
+.K)
2.2.2.4. XO20 ($ !"!#$%&!H&NBIH&H
Hình 1.1. Sơ đồ sản xuất axit terephtalic bằng phương pháp oxi hóa p-Xylen
BCI2XOAGV„T.!
MF""!.J/J?":2"!.&
;Bs)>#"#"!3CM&;2272Q
"#%(!CG":.&;3CM&;)..2
UN%3T0272Q!:V„?+.K&
;2&Y[lV[pl

SCG"#"(?!F
"J*/&.&;Bs&L2x.&
;<?'9!3(+\.23<%5(
GVHD: ThS. Nguyễn Văn Toàn .
p-Xylene
dung môi, xt
Không khí
Dung môi, một phần p-xylene hi lưu
PHN NG
T"CH V% L%M KHÔ
KHO CHA
T"I SINH DUNG MÔI

Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
272Q<.*/&;3J*V„"!
HCSMBs&L3(!3CM`qq
2.?.;)THM%&L!3CM
.27B]>#%&L!3CM.27<
?f7T.!.%&L2.<?
xG"#.6Bs2+..27K
R?2xM"!ˆL!$%z"%27B
~"#27B7%z"!'F"B
.ZS[\]K^KT_
2.1. T`B9aEB">20 ( !"!#$%&
ƒ.K%&&+\?4&;.
.%7BsSF2,+.K%&"#/
<":
GVHD: ThS. Nguyễn Văn Toàn 3
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
XOEB">20 ( !"!#$%&bc##7#H B
,$#G B%!
‡?Y?&;4?&+.K
)V„CU":T.,C!7B
E.&;"#2JG(UN%/)%&
L%&;<?'9B
I&;?4
A%??.%&L("4
XVCCaB
E.%&L4%&;%&L)?'9
)/6.?F.3CM4.CS.
!3CM%B‡?+.CSUCSJ*
%&L!?.%,%&L3("#/.
f2xx+.K."#

"!ˆ":!K!$*&%27/"#27B
E.%74%2%&L"#.J"#7
F?M!*"#.%2.!'J%7
G)/9"S."/F?7B@M
%.+[.".;.":!J"#:
7.;[.J*7?2x*xBs)
7"#*?.&;B
GVHD: ThS. Nguyễn Văn Toàn ;
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
E3CM&;%5(?.%(2Q.3CM).
2‰x"#9/%7C":!B
D!T.%2.2x.%&L?"<!'
3+.K)B@":?%z&,J&;G
*&?2x.%B
E.&;J2&Y[lV[pl

.XVXl^IB
E..%7J%70YYc


,!:":Ymm

dG.J2&Ymm

/)
/CS3"#":7B
2.2. C6C2XO&N
2.2.1. BCI2XO&N
IV„.!F""#"!.&
;272QK"#"!":..&;U?

%2JBE?.L;J2&\n[

r!.%[dYBY
%J0.&;%z"#=HMCU.H
.<..!F"7Gu._J2Q%z?
,Yml

rbBs&;%&L?<?'9_F
V„".%&L("V X`Db%&
L2x.&;_b3(+.CSB
s&L"#+!!.CSU&.%0
%&L,?.%%z&[dYY%,\l
%BE?.CS.%&'2?G%z
x'9CS%)%&L3(!3
CM?f!x%z"#.2xB@x"#"3
9;!"#".%Bf!J"#
x?"#"27/?SLB3CM%%5(2Q27
SC)G<J\\n

r%z"#?,Yml

r%?
"#":"(%z"#!9;!".3
2Q27"%z<?2Q%27B
E.%F[."Mx9;
%z"#"!."?"#2Q27"!S":
GVHD: ThS. Nguyễn Văn Toàn @
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
QCG0.";ncŠB@<..
"*G3(+.";[<<'

2d%![d[

rB@.J*"#F"?J*
5QS"#*?B
2.2.2. 7&Cbe"H2XO&N
a. 7##01
s5(3CM&;?2!!G(272Q
"#(!Q":.&;/?%2J27*
%5(.2B
W'2?J4
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AGZ?J4
E.&;.|BEG&;x
G,5J.7HMK&H&
J0'9!"#SCG"#"(CU.
H!:":?!F"?.&;
@&;)!%&L?<?'9G
3CM&;27*&f,3!)/'.&
;%%/&C&N%
‹/03CM&;G(2J4"#2JG
>#F!'J!*/Q
1 7#b$B
@9/CS&.%0%&L":2!.

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SC!S%z3."/F7B
W'2!4

V AJ4\YY

r
V •%4\lVlm%
GVHD: ThS. Nguyễn Văn Toàn J
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
?4JCFH
V 5!
V 5S
V 5.%&L
V `LS
AGQ?J4%&L%22x!.%?
lm%%)!2&=0.CS.CSJCF
H2%&L!.K.&"#S"#CS
GB2).%&\l%BE?..SK"#S
"#.2&[mŠ%)S"#"(!+."
B
‹/4S&Q!F!,
2 7#&&(
]F[."4<%5(."?.1B
E."/.%7!*?.&;
W'2?J4?7<Ymm%,!:.;[m%!:
.[
?4
V E.K(f!..
V 5!!5.2Q
V .1._.;[\1.[)p1b
AGf?J4x1$,
x&, .,&2&,x3
T!:S":G%z7,J*5ŒGB•%&

*+.1JxN)"#":Gu
.<*1,..*
GVHD: ThS. Nguyễn Văn Toàn M
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
3fKghK
3.1. '&`bc)&(
@'?J[Xj[X JN!plmm 
? C&"…!%5=3CMB
AN%Y 4
WJ230%&LnlŠ
~$"#DE"#34
]%0+.KcmŠ
E)&;4
e"#DE"#0&;!:cmŠ4
E&;)4
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d
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vvX[n[_2jb

~$"#V*94
3.1.1. 7#H ,$#G B%!
GVHD: ThS. Nguyễn Văn Toàn R
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
~:J/)ncŠG[Š"#V"&
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(J"#"%4
DEnlŠXVCCa\lŠV
YŠVmlŠ
.&;&"%4
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~$"#%&L%&;4
e"#*94
^;JP)nnŠG"#P3*94
`&\BY4`&CU!$03CM&;)V
E* e"#!3CM_2jb e"#3CM_2jb
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GVHD: ThS. Nguyễn Văn Toàn U
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
P \cnddX V

IV" V nmnn
DE V dd\\\d
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V V lpY[
XVCCa V [[ml
A": V YXY[\m
P"/)3 \lnp
EH cXXdYd cXXpY\
3.1.2. 7&Cbe#:
^(Q0G*7+.K%&DEB
@)%&L*FDEB~K*%&
L72x3CM&;;'52."V
"VVXVCCa":B
.%&L!G<?x!f2+3CM23
DE!+.K*x"#"3F
V"VVXVCCa":B
•+.K..x5G
C!%2.!'J0.5B
~K+.K"J+.K272y&;)
u!J)S05/.T;
6+.K.x!SB~K!$G%2.2x
."K*0V"VV
XVCCa":27H!'2,"#B
3.2. '&`bc%i
I&;?DEJ&;xB@)
/K&;G(&+.KJ"#*
3/!&=J7HuB
GVHD: ThS. Nguyễn Văn Toàn .V
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
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4H"#.&;x2j
4H"#.2j
4H"#.7" 2j
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AG*!F)V!PBe"#.
!"#Q7;4
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4""#05;2j
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GVHD: ThS. Nguyễn Văn Toàn
Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
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Đồ án công nghệ: Thiết kế quy trình sản xuất Axit Terephthalic
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