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Sule Alabi

Jonathan AranaElizabeth Moscoso

Oleg YazvinMentor: Dan Rusinak Middough

Production o

Prilled !rea

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"lean #aterro$ "%P Plant

Prilled Urea (99.3%)

Product

&'D o !rea ( Prill Plant

)Dirt* #ater)

Rich in +%,- "O. ( /$0urities

"leaned Air Out

!rea Solution12.34

"ondensate #ater

Solid !rea 1556,34

Output NH3 Purge & Urea Solution

To Amm. Nitrate & UAN Plants

UreaProduction

Plantaste ater

TreatmentPlant

!"aporatorUnit

#nlet NH3 & $O

rom NH3 Plant

"O. ( +%, Rec*cled 7as

Air /n

PrillingTo'er

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!rea Production Plant P'D

8

.

,

9

;

2< 5

8=

88

8.

8,

89

DECOMPOSERDECOMPOSER

>ater

Urea (%)Solution

Unreacted *ases

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!rea Production Plant "alculations

Assu$0tions:

Stream + 3 , -

NH3 eed *as !/it rom Strip. Solution rom Scru0 Solution rom Pool *as 1ec2. to Scru0

?onMoles ?ons ?onMoles ?ons ?onMoles ?ons ?onMoles ?ons ?onMoles ?ons

Totals .3+ +3+,.33 .-9 ,,+., +,4.44 3-5-.44 +-+., ,,34.95 +4.-4 3,.34

$ompounds

"O. 9865 8

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$ompound 7ass lo'

1ate #N(TP8)

7ass lo'

1ate OUT(TP8)

7ole lo'

1ate #N (tonmoleda2)

7ole lo'

1ate OUT(tonmoleda2)

A" =;62 8.6 ;6 =68,

!rea 88,6< 8

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#aste #ater ?reat$ent Plant P'D

+3

3+

3

33

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#aste #ater ?reat$ent Plant "alculations

Assu$0tions: &asis o =-===kg o

eluent se>er >ater

8= +%, 00$ s0eciicationro$ EPA

Assu$ed sa$e PPM or"O.

/nlet #ater co$0ositionro$ eisting /ndian !reaPlant

83 o rec*cle is vented toair

"alculations:

Stream +3 3+ 3 33

Total ,.-=;;6== 922-.96,9 =-===6== 9-

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Eva0orator !nit P'D

8

8;

.;

.

.9 82

.,.8

..

8t3 #ater Eva0orated 8 53

>t3 #ater Eva0orated . t3 #ater "ondenses ;3

/n0ut Stea$ , ?ons

"alculations:Stream @ +- +5 + + +9

Urea (%) to Tan= Urea % Solution ater rom !"ap + Urea rom !"ap+ Steam rom !"ap

?on Moles ?ons ?on Moles ?ons ?on Moles ?ons ?on Moles ?ons ?on Moles ?ons

Totals 54.+ +,.44 54.+ +,.44 3. -4.9, .9+ +543.45 3. -4.9,

$ompounds

!rea .;6.8 82.69< .;6.8 82.69< .;6.8 82.69 rate o Prilled

!rea is 2,ed urea dust is ,6