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8/17/2019 After Lime Visit
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Lime quantity required in R.K. for Liquid spray and sol
Solid Wastes (fluorinated waste! "#$ Kg%hr
&luorine content in Waste( '$ of total fluorinated waste
) * &
)ydrogen &luoride formed during reaction
)ydrogen required for formation of )& +
Reaction
2HF
"$
CASE :1 Consider 100 % Netralization Required in Scrubber ,"-."
Consider 100 % Netralization Required ,"-."
PERCENTAE !F CA"C#$ S!"$T#!N T! &E A'E '
W/0ER REQ12RE3 &4R L25E S4L10246
(ater Solution Ta)en #n R*C Tan)
Salt to be re+o,ed -er .ours *
(ater to be circulated continiousl/ circualated R'F
T!TA" SA"T T! &E RE!E' #N PERCENTAE
CASE :2 Consider "iquid aste 10 % Netralization Required in R*3* ,".-"
PERCENTAE !F CA"C#$ S!"$T#!N T! &E A'E
W/0ER REQ12RE3 &4R L25E S4L10246
Reaction
2HF
"$
,'' 7-
2HF 6Ca7!H82 →CaF2 + 2H2O
2HF 6Ca! →CaF2 + 2H2O
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Lime quantity required for )alogen f
Solid Wastes (fluorinated waste! "#$ Kg%hr
Liquid Wastes (fluorinated waste! #"$ Kg%hr
8hloride content in Waste( ,$ of total waste
) * 8l
)ydrogen 8hloride formed during reaction
)ydrogen required for formation of )& +
Reaction
2HCl
#'
CASE :9 Consider 100 % Netralization Required in Scrubber ,".",
Consider 100 % Netralization Required ,".",
PERCENTAE !F CA"C#$ S!"$T#!N T! &E A'E '
W/0ER REQ12RE3 &4R L25E S4L10246
(ater Solution Ta)en #n R*C Tan)
Salt to be re+o,ed -er .ours *
(ater to be circulated continiousl/ circualated R'F
T!TA" SA"T T! &E RE!E' #N PERCENTAE
S$AR
PERCENTAE !F CA"C#$ S!"$T#!N T! &E A'E '
W/0ER REQ12RE3 &4R L25E S4L10246
(ater Solution Ta)en #n R*C Tan)
Salt to be re+o,ed -er .ours
2HCl 6Ca7!H82 →CaCl + 2H2O
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(ater to be circulated continiousl/ circualated R'F
T!TA" SA"T T! &E RE!E' #N PERCENTAE
S$AR
1 0otal Lime 8onsumption in R.K. &or Solution
2 0otal Lime 8onsumption in R.K. 8a4 powder
2 0otal Lime in Quiench section for )ydro flouric acid
2 0otal Lime in Quiench section for )ydrochloric acid
4 Total "i+e solution in S/ste+
Total in "i+e s/ste+
Ca!
79
"i+e Required as Ca! 4;<
Total Ca! required ;94
C!NS#'ER
110% ;5=Ca7!H82
,
9=0
2
9=0
4
'9=0
;
Ca! + 2H2O → Ca(OH)2
2f lime is made of Solution required '7$$ Ltrcapacity of water
2f lime is made of ' Solution required ,799# Ltrcapacity of water
2f lime is made of 7 Solution required :"$$ Ltrcapacity of water
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"
9=0
<
9=0
=
9=0
>
9=0
5
9=0
10
a?i+u+ 'issol,in@ Ca-acit/ is 4 % Considerin@So+e .i@. Te+e-rature
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id charging and Lime Solution in Evaporative Quencher .
"#$
,", Kg%hr
)&
,"-." Kg%hr =9*21
#." Kg%hr
Ca7!H82 CaF2 2H2O Solid For+ed
#" #- '9
#".7- -: -:."
#".7- -: ,'" -:."
100
:,7' '.,9
20000 ,."7
-:."
7$$$
7.#:
"$.$$ : ,' -.:"
100
$$$
Ca! CaF2 2H2O
79 => 1>
,-# $, 9$ 9$ 9$ "-
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420*;5 421
rmed as )8l in Evaporative Quencher .
"#$
#"$
,, Kg%hr
)8l
,".", Kg%hr
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7$$$
:.7#
"$.$$ )@
,-#.$, )@
'$$ )@ 2=9*;>
,'$ )@ 12
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=>44*44444444
100
;=1925
100
;>=;
100
;222*22222222
100
9=00
100
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REAR3
"#E A''E' C!NS#'ERE' #S 400 )@
T'S F!RE' #N ESSE"
PER H!$R #N RC TAN3
)@ Hr
)@.r
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REAR3
"#E A''E' C!NS#'ERE' #S 400 )@
T'S F!RE' #N ESSE"
PER H!$R #N RC TAN3
)@ Hr
)@.r
T'S F!RE' #N ESSE"
PER H!$R #N RC TAN3
)@ Hr
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)@.r
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SR*N! *
A
1
2
4
9
;
<
=
>
5
a
b
10
11
12
14
19
&
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1
a
b
c
d
e
1
ab
c
d
e
C
1
2
4
1
2
4
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"#E PREPART#!N TAN3
!,erBlo nozzel to control E?tra ater addition durin@ circulation iB "e,el indicato
Side Blo to consider Bor ore e+e@enc/ li+e Blo b/-assin@ Bilter 7(.en acidict/
&otto+ "ine Nozzel to re+o,e "i+e undissol,ed -article Slud@e Bor+ "i+e -o
Side an.ole nozzel in ,essel Bor cleanin@ and re+o,ein@ Slud@e in e+er@enc/
"i+e Solution Blo nozzel to 'u-le? Filter Pu+- 7As -er su--lier reco++andati
E+e@enc/ "i+e c.ar@in@ s/ste+ arren@+ent .en Scre is a++ed A@itator
Fres. ater addition .en no li+e solution is a,ailable * Start u- and ot.er condit
"i+e solution addition Bro+ R'F arran@+ent *7 to sa,e condensation 8
"i+e c.ar@in@ ca-acit/ D Considerin@
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'u-le? ca-acit/ to consider Bor $ndissol,ed -artical Carr/ aa/ slud@e re+o,i
#B slud@e ater Bro+ Su+- is used +ore carr/o,er oB undissol,ed -artical *
#B undissol,ed "i+e -artical ore t.en 1;0 +icron to re+o,e * 7less a@itation ti+e
&ac)as. arre@+ent Bor re+o,in@ c.o)in@ -articulate * 7 "ess ti+e Bor re+o,in@ s
"i+e tan) ill .a,e to -u+- connection Bor R3 FEE' "#E C#RC$"AT#!N -u
&ac) as. -artical ill be send to Su+- tan) so t.e/ can be re+o,ed Bro+ R'F
"e,el in Recirculation #ncrease
iB +ore "e,el in RC TAN3 t.en Blue @as Blo ill resticated ore liquid ill Blo to
#B +ore Blo due to addition oB +ore "i+e solution addtion#B +ore Blo due to addition oB ater s-ar/ and +ore condensation *
#B +ore Blo due to addition oB +ore "i+esolution Fro+ R'F
#B +ore Blo due to addition oB +ore "i+esolution Fro+ su+- tan) *
#B +ore Blo Bro+ ater tan) required Bor Controllin@ CARRA(A Bro+ reccircula
"e,el in "i+e Su+- tan)
Hi@. liquid le,elore condensation and o,erBlo Bro+ RC tan)
Foot ,al,e Bails and air star,ation in Su+- -u+- 7 no Blo condition 8
Foot ,al,e NR suitable +aterial to be selected or !n oBB to be a,oided b/ Circul
"o liquid le,el
ore ater circulated to "i+e -re-artion tan) RC Tan)
ore ater circulated to R'F Bor re+o,in@ slud@e *
#+-eller +a/ c.oc) due to dr/ Slud@e -artical in suction bod/ *
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T.is is toconBir+ed it. C"
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Partical re+o,in@it. Blusin@ airater it. 'PT
and online clenin@arren@+ent it.suitable Pu+-s-are strainer Bilterbas)et toconsider *
Non contact t/-ele,el #ndicator toconsider BorControllin@ "e,el *
"e,el to bec.ec)ed and Si@nalBor !n oBB Borcirculation oB "iquid*
!-en t/-e #+-ellerto select
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8a(4) Water
;)/R3/ 97$ ,$ 97$$
/&
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REQ12RE3 8/
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/820=
,$$$
"$$$
7$$$
97$$
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8a(4) Water
;)/R3/ 97$ ,$ 97$$
/&
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REQ12RE3 8/
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/820=
,$$$
"$$$
7$$$
97$$
/820=
,$$$
"$$$
7$$$
97$$
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C"
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'ilution (ater
'ilution (ater
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&a@
Silo
Scre Feeder
C.ar@iin@ Ho--er
For S "
ETP
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'ilution (it. Screen Re+o,al To -lant $se
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