Mô Phỏng Tổng Hợp Amoniac Trong Tháp Bằng Phần Mềm Comsol Multiphysics

7/21/2019 M Phng Tng Hp Amoniac Trong Thp Bng Phn Mm Comsol Multiphysics

1/18

TIU LUN M HNH HA V M PHNG TRONG CNGNGH HA HC (065005)

T! "

M PHNG TNG HP AMONIAC TRONG THP BNGPHN MM COM#OL MULTIPH$#IC#

1


2/18

M%C L%C

I & G!'! !*+,,,,,,,,,,,,,,,,,,,,,,,,,,,--.

II& C/ 12' 3 !*4 7849 1:49 7;4 COM#OL M+!>,-5

II-? M 7849 !@ 1 /7 7B4 49,,,,,,,,,,,,,,,--5

II-D C/ 12' 3 !*4 ,,,,,,,,,,,,,,,,,,,,,-6

II-D-? EF! 49 COM#OL M+!>,,,,,,,,,,,,---6

II-D-D C! / 49 >J K 4,,,,,,,,,,,,,--6

II-D-. T!@ II-D-5 C4 49 >J HS T4>S !4 ,,,,,,,,, ?0 II-D-6 C4 49 >J RS!49 MSW! ,,,,,----??

II-D-Y C4 MZ#H,,,,,,,,,,,,,,,,,,,,,,--?D

II-D-[ G!B! ,,,,,,,,,,,,,,,, ,,,,,,,,-,?.

III & E@ \+B,,,,,,,,,,,,,,,,,,,,,,,---,,,--?.

III -? V4 TJ,,,,,,,,,,,,,,,,,,,,,,,,--,--?.

III -D N!* ,,,,,,,,,,,-,,,,,,,,,,,,,-,-?

III -. N]49 C/ C^ ,,,,,,,,,,,,,,,,,,,,-,?5

III -.-? N]49 C_ND,,,,,,,,,,,,,,,,,,,,,?5

III -.-D N]49 C_HD,,,,,,,,,,,,,,,,,,,,,?6

III -.- . N]49 C_NH.,,,,,,,,,,,,,,,,,,,,?Y

2


3/18

M PHNG TNG HP AMONIAC TRONG THP BNGPHN MM COM#OL MULTIPH$#IC#

I & G!'! !*+

Amoniac l mt ton! n"#n! "$% c"&t "o' "(c c) * n!"+a ,-c .i/t ton! 01an t(n!n!n" c2n! n!"i/% "o' "(c 34 n) c) &t n"i51 6n! 78n! 01an t(n! ton! t"9c t:;

C) n"i51 n!1n li/1 ?"'c n"a1 @ 78n! c"o 01' t4n" tn! "$% NH n"DE t"an,'F 71 n-n! na%"taF ?" t9 n"i>nF ?" ,n li/1 t9c ti:%l NQ3 HQ3i tS l/ E F@a1 ,) 7n! m'= nUn 7Da '% @1&t "n "V% ?" l>n QWWatm 3 ,Da3o t"'% tn! "$% NH;

P"DVn! t4n" %"Jn 6n! tn! "$% NH E

ND ` .HD a DNH. ` b?- Ecdn l K C"atKliK !iJm n"i/t , 3 tbn! '% @1&t @ lm c"1=]n 7[c" cYn .dn!

t"Ko c"i51 t"1Zn 35 %"a to @Jn %"em NH;

3


4/18

X< t"[ 01an "/ n


5/18

v1a t"am ?"Jo c'c 01= t4n" c2n! n!"/ @Jn ^1&t NHFKm c"(n ,i51 ?i/n tn! "$% l '%@1&t P w QWWatmFn"i/t , T w uW x uWW ,CF 3i ^_t t'c ?"i ^% yK `n; i ,i51 ?i/nt>n "i/1 01J tn! "$% l Wq uz 3 ,Jm .Jo tn" ?in" t: 3 an ton t"i:t .[ lm 3i/c;

II& C/ 12' 3 !*4 7849 1:49 7;4 COM#OL M+!>-

II-? M 7849 !@ 1 /7 7B4 49-

M hnh 3D thp phn ng

{|n! ?" n!1=>n li/1 NQHQ3i tS l/ E 7n! m'= nUn n>n '% @1&t QWW atmFn"i/t ,

"n "$% @a1 nUn cgn! tbn! l>n WWoC;}a1 ,) c"o "n "$% ?" 3o t"'%Ft"'% !


6/18

II-D C/ 12' 3 !*4

II-D-? EF! 49 COM#OL M+!>-

Ton! ca @ Mo7Kl ~ia7 c"(n M2 "4n" {;

Ti:% t8c c"(n nK^t Fton! ca @ A77 %"=@ic@ c"(n Tan@%ot oL {il1tK7 }%KciK@ jL7@p

ton! RKactin! ylo in Poo1@ MK7ia 3 c"(n HKat Tan@LK in yl1i7 ton! HKat

Tan@LK;.&m A77;

Ti:% t8c c"(n nK^t Fton! ca @ }KlKct }t17= T=%K c"(n }tatina= ton! PK@Kt }t17iK@;

B&m yini@";

II-D-D C! / 49 >J K 4-

Paa!"t"s

Ton! ca @ Mo7Kl B1il7KF ton! Glo.al {KLinition@an7 c"(n PaamKtK@;

Ton! PaamKtK@F n"Z% c'c t"2n! @ @a1 E

II-D-. T!@


7/18

B&m c"1t %"Ji GKomKt= Fc"(n 3 n"Z% c'c t"2n! @ @a1E

&%'in(" )

Ton! cra @ }iK an7 }"a%K E

Ton! Ra7i1@ n"Z% W; mTon! HKi!"t n"Z% m

Xi t>n C=lin7K t"n" T"Yn t8

&%'in(" *


Ton! Ra7i1@ n"Z% W;WQu m

Ton! HKi!"t n"Z% W;u m

Ton! cra @ Po@ition n"Z%E n"Z% m

Xi t>n C=lin7K Q t"n" n! ,n" t"o't li/1

&%'in(" 3


Ton! Ra7i1@ n"Z% W;WQu m

Ton! HKi!"t n"Z% W;u m

Ton! cra @ Po@ition n"Z%E n"Z% qW;u m

Xi t>n C=lin7K t"n" n! ,'= n"Z% li/1

&%'in(" +


Ton! Ra7i1@ n"Z% W; m

Ton! HKi!"t n"Z% W; m

Ton! cra @ Po@ition n"Z%E

n"Z% W; m

Xi t>n C=lin7K t"n" "i _c t'c

&%'in(" ,


7


8/18


Ton! HKi!"t n"Z% W; m


n"Z% W; mXi t>n C=lin7K t"n" "i ^_c t'c Q

-ph"")




n"Z% m

Xi t>n -ph""t"n" N`%; -ph""*



Xi t>n -ph""t"n" X'=

'$ck )


Ton! ~i7t" n"Z% W;QmTon! {K%t" n"Z% W;Qm

Ton! HKi!"t n"Z% ;m


^ n"Z% Wm

= n"Z% qW;m

n"Z% qW;Qm

Xi t>n Bloc? t"n" M-t c`t

&$!p$s")

B&m c"1t %"Ji GKomKt= Fc"(n Com%o@K 3 n"Z% c'c t"2n! @ @a1E

;B\ 7&1 KK% intKio .o1n7aiK@

Ton! 2 in%1t o.Kct@ c"(n c=lFc=lQFc=lF@%" F@%"Q

8


9/18

Ton! 2 }Kt Lom1la c"(n c=lc=lQc=l@%" @%"Q

&$!p$s"*


Ton! 2 in%1t o.Kct@ c"(n coFc=lFc=lu; Ton! 2 }Kt Lom1la c"(n coc=lc=lu;

&$!p$s"3


Ton! 2 in%1t o.Kct@ c"(n coQF.?l;

Ton! 2 }Kt Lom1la c"(n coQ.?l;

;B\ 7&1 KK% intKio .o1n7aiK@

B&m B1il7 All;T>n ca @ Ga%"ic@ .&m oom ^tKnt@;

M2 "4n" t"i:t lZ% "on t"n" ;

M ph/ng 3D thp phn ng 01i !2t ct ngang

9


10/18

II-D- C4 Q

4 ton! "n "$% ?" %"Jn 6n! c"r =:1 l H=7o!Kn n>n Km c"(n H=7o!Knjc) t"] c"(n

c"n" ^'c c'c t"2n! @ 3Zt l* cra "n "$% .dn! c'c" ta @ ta= v1' T4n" T"i:t B[ tZ%

c'c c"&t ?" c) ton! "n "$% ti n"i/t , '% @1&t lm 3i/cFJ HS T4>S !4

H"at 5ans:" in ;'ui(s ) Ton! Mo7Kl B1il7K in7oF ?c" HKat Tan@LK in yl1i7@F ?c" ti:% HKat

Tan@LK in yl1i7@ ;

Ton! ca @ Mo7Kl In%1t;m8c Klocit= LiKl7 c"(n Klocit= LiKl7 j@%LL%p;

C"(n Klocit= LiKl7 j@%LL%p t"4 3Zn tc c'c 7|n! n"i/t @ l&= ?:t 01J t Tan@%ot oL

{il1tK7 }%KciK@ jL7@p

C"(n m8c Initial al1K@F ton! m8c tKm%Kat1K n"Z% T7

5"!p"atu" ) Ton! Mo7Kl B1il7Kin7oF i!"tqclic? HKat Tan@LK in yl1i7@ c"(n TKm%Kat1K;

Ton! ca @ TKm%Kat1KF m8c Bo1n7a= }KlKction c"(n Man1al;c"(n Bo1n7a=

F

M8c TKm%Kat1K; N"Z% T%1;

5"!p"atu" *

Ton! Mo7Kl B1il7Kin7oF i!"tqclic? HKat Tan@LK in yl1i7@ c"(n TKm%Kat1K;

Ton! ca @ TKm%Kat1KF m8c Bo1n7a= }KlKction c"(n All Bo1n7a= @a1 ,) .\ c'c

Bo1n7a= FFQFQFQFQFQk;

M8c TKm%Kat1K; N"Z% T7;


11/18

Ton! ca @ TKm%Kat1KF m8c Bo1n7a= }KlKction c"(n Man1al;c"(n Bo1n7a= Q;

H"at -$uc" )

Ton! Mo7Kl B1il7Kin7oF i!"tqclic? HKat Tan@LK in yl1i7@ c"(n H"at -$uc" )

Ton! ca @H"at -$uc" )F c"( m8c GaKnal @o1cK F,i5m 7KltaH?cNQjcHQp;-%!!"t% )

Clic? c"1t %"Ji 3o HKat Tan@LK in yl1i7@j"tpF c"(n }=mmKt=Ton! Bo1n7a= }KlKctionF c"(n QuFQFQFQFQk 3 A77 to }KlKction;

II-D-6 C4 49 >J RS!49 SW!

Clic? RS!49 SW!ton! ?"1 39c {K%Kn7Knt 3aia.lK@; Ton! 3n! N1m.K oL }%KciK@ F n"Z% Ton! 3n! ConcKntation@F ln lD$t n"Z% cNQF cHQF cNH

5ansp$t P$p"ti"s ) Ton! Mo7Kl B1il7Kin7o Mo7Kl RKactin! yloin Poo1@ MK7ia

C"(n Tan@%ot Po%KtiK@ ;

Ca @ Mo7Kl In%1t;Ton! m8c TKm%Kat1K c"(n TKm%Kat1K j"t"tp

Ton! ?"1 39c {iLL1@ionF ,:n 3n! {iLL1@ion coKLLiciKnt; Ton! 3n! {cNQF {cHQF {cNHc"(n @K 7KLinK7 3 I@oto%ic; N"Z% {cNQw W;uQcmQ@; N"Z% {cHQw W;QWucmQ@;

N"Z% {cNHQw W;kcmQ@;7"acti$n )

Clic? c"1t %"Ji 3o RKactin! yloin Poo1@ MK7iaF c"(n RKaction;

Ton! ca @ RKactionF ,:n ?"1 39c {omain }KlKction;Ton! 3n! }KlKctionF c"(n 7omain Q;;X:n ?"1 39c RKaction@F ln lD$t n"Z%E RcNQw q?cNQcHQ RcHQw q?cNQcHQ RcN"w Q?cNQcHQ

P$$us Mati> P$p"ti"s ) Ton! Mo7Kl B1il7Kin7oF i!"tqclic? RKactin! ylo in Poo1@ MK7ia c"(n

Poo1@ Mati^ Po%KtiK@;C"(n {omain Q F;Ton! Poo1@ Mati^ Po%KtiK@M8c % c"on; W;

11


12/18

M8c . c"(n KqkmQ;M8c LLKcti3K ma@@ tan@%ot %aamKtK@li@tF c"(n B1!!Kman;

8n'"t )Ri!"tqclic? RKactin! ylo in Poo1@ MK7iaan7 Fton! m8c yl1i7

ylo c"(n InlKt;C"( Bo1n7a= Q;Ton! Klocit= @Kction;i:t o


13/18

M8c lKmKnt @iKF c"oo@K ^tKmKl= Coa@K;

B&m B1il7 All;

II-D-[ G!B!

#TUe$?Ton! Mo7Kl B1il7KF clic? }t17= Fton! ca @ }t17= Fclic? Com%1tK;

III & E@ \+B

III -? V4 TJ

Ton! Mo7Kl B1il7KF c"(n RK@1lt@ c"(n ti:% Klocit= jnitLpF c"(n }licK ;

T>n Klocit= jnitLpF clic? Plot;

?@n tc (Ang khB t$ng thp

13


14/18

T "4n" t>n c"o t"&= F3Zn tc ln ti 3[ t n! n"Z% li/1 3 n! t"o't li/1Ft"i:t ?:t 3[ t

?"i ^% tn" t n! n"Z% li/1 %"Ji ^a "Vn mt ln ,Dhn! ?n" n! c"n" ,] ,Jm .Jo

7|n! ?" ,i ,51 ton! n! ?"i 01a tn! ^_c t'c;

III -D N!*

Ton! Mo7Kl B1il7K clic? RK@1lt@ c"(n TKm%Kat1K jnitLp Fc"(n @licK

T>n TKm%Kat1K jnitLp tool.aF clic? Plot;

Chit (Ang khB t$ng thp

T n"i/t , 7|n! ?" 3o ton! t"'% ?"oJn! WWoCF@a1 ,) 01a tn! ^_c t'c ti:% t8c !ia

n"i/t l>n ?"oJn! uWquWWoCF ,Jm .Jm c"o ,i51 ?i/n lm 3i/c cra ^_c t'c 3 %"Jn 6n!

tn! "V% NH;

14


15/18

III -. N]49 C/ C^

III -.-? N]49 C_ND

Ton! Mo7Kl B1il7KF clic? c"1t %"Ji RK@1lt@ c"(n { Plot Go1%F,i t>n { Plot

Go1% t"n" CNQ Fclic? c"1t %"Ji { Plot Go1% Fc"(n }1LacK;T>n ca @^%K@@ion c"(n .i]1 tD$n! RK%lacK ^%K@@ion RKactin! yloin Poo1@

MK7iajTan@%ot oL {il1tK }%KciK@p }%KciK@ CNQ ConcKntationj CNQp;

clic? Plot;

Cng C* t$ng thp

T ?:t 01J t>n c"o t"&= n


16/18

III -.-D N]49 C_HD


Go1% t"n" CHQ Fclic? c"1t %"Ji { Plot Go1% Fc"(n }licK;T>n ca @ ^%K@@ion

c"(n .i]1 tD$n! RK%lacK ^%K@@ion RKactin! yloin Poo1@ MK7iajTan@%ot oL {il1tK}%KciK@p }%KciK@ CHQ ConcKntationj CHQp;

clic? Plot;

Cng H* t$ng thp

T ?:t 01J t>n c"o t"&= n


17/18

III -.-. N]49 C_NH.


Go1% t"n" CNH Fclic? c"1t %"Ji { Plot Go1% Fc"(n }licK;T>n ca @

^%K@@ion c"(n .i]1 tD$n! RK%lacK ^%K@@ion RKactin! yloin Poo1@MK7iajTan@%ot oL {il1tK }%KciK@p }%KciK@ CNH ConcKntationj CNHp;

clic? Plot;

Cng CH3 t$ng thp

T ?:t 01J t>n c"o t"&= 01a tn! ^_c t'c t"6 n"&t NH ,D$c to t"n" ?"oJn! W;QmolmF@a1 ,) 01a tn! ^_c t'c t"6 Q ti:% t8c to t">m ,D$c W; molm NH ;Z=tn! cn! n


18/18

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Mô Phỏng Tổng Hợp Amoniac Trong Tháp Bằng Phần Mềm Comsol Multiphysics