عليرضا نتاج كارشناس ارشد مهندسي محيط زيست- آب و فاضلاب
DESCRIPTION
اصول تصفيه آب. Water Treatment Fandamental. عليرضا نتاج كارشناس ارشد مهندسي محيط زيست- آب و فاضلاب. مقدمه. - PowerPoint PPT PresentationTRANSCRIPT
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2/97 8/2 70 () 8/0 . 2 :1- 250 800 1500 25 2-
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(JTU ) (NTU ) .
- NTU FTU JTU 25 NTU 1 NTU .
- (PT-CO) 15 PT-CO .
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GEOSMIN MIB ... . ( 250 1000 ) PH 9 PH 3 .
TON 5
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8 15 90 40 ... ( ) ( ... ) ( ) .
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() () ( ) ( ) ... A ( ) .... ( ) ().. .. . HPC ....
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A
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( )1- 2- 3- 4- 5- ( )6-
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TDSTDS TDS TDS ( ) TDS ... TDS
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Hardness : (guid line)
: ( 700PPM 300 PPM ) WHO 500 PPM 300 PPM
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Alkanity (CO3) (HCO3) (OH) (CO2)
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pH H+ pH pH 6 5/8 pH 6/5
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(SAR) 5/1 0.7 PPM ( ...) 01/0 05/0 003/0 5/1 3/0 PPM 1/0
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50% 10 20 % 5 10 % 10 20 %
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( ) ..
...
( )
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1-
2-
3-
4-
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1- 2- 3- THM .. 4- (TDS) TDS 5- / / ...
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- - ( )
- : UV 253 nm - : / / / ...- : ( ) CL UVO3S.D
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/ / ....
20 NTU 5 NTU 25 NTU
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. / ... RO .... 6 3 ...
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(TDS)-
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: ..
: ...
: .
:
:
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11011000.110
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/ / / ...
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1- 2- .
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( )
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( - )
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1- 2- 3- ( )4- 1- 2- 3- 4- ( )
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pp G C UV
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Chart1
0.8340080972
0.8725305738
0.984375
0.9831312599
0.9880952381
0.8988505747
0.95
0.6772908367
Sheet1
2.470.4183.4%
212.627.187.3%
6401098.4%
189.73.298.3%
40.320.4898.8%
217.52289.9%
6803495.0%
2.510.8167.7%
0.0520.053.8%
0.10.10.0%
Sheet1
0
0
0
0
0
0
0
0
Sheet2
Sheet3
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.
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(20 30 ) (5 15 ) (50 75 ) ( 200 ) 3 ( ) ( ) ( )
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1850
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( )
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: - . - - : 1000
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. 95% 100% 50.000
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RO
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water
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+ -
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, , , , . , , , . 60 () . . , , , . . ) ) ) ()
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0.066
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( ) 2Ca(OH)2 + Ma(Hco3)2 2Caco3 + Mg(OH)2+2H2oCa(OH)2 + Ca(Hco3)2 2Caco3 + 2H2o
CaSO4 + Naco3 CaCo3 + NaSo4MgSO4 + NaOH Mg(OH)2+ Na2So4
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Solar disinfection
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= = =