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GROUNDWATER
RO PRE-FILTRATION

REFERENCE FACT SHEET

PROJECT DESCRIPTION

  • Filtered water capacity up to 13,500 m³/d
  • Brownfield BOT
  • Modification of pre-treatment process steps, replacement of existing pressurized sand filters
  • Location: Jordan
  • In operation since 07/2018

PROCESS CHAIN

  • Packed aeration tower for Fe oxidation
  • Retention tank with chlorine dosage for chemical oxidation of Fe and Mn
  • Optional dosage of HMO for Ra removal 
  • Dead-end submerged ceramic flat sheet membrane filtration
  • Reverse osmosis

PROCESS FLOW DIAGRAM

PERFORMANCE DATA

PARAMETER
UNIT
FEED WATER
FILTERED WATER
Fe
ppm
5.2
< 0.02
Mn
ppm
0.1
< 0.02
TOC
ppm
< 1.0
< 1.0
TSS
ppm
> 22
< 1 (nil)
TDS
ppm
2,810
2,810
Turbidity
NTU
> 10
< 0.2
SDI 15
%/min
> 5.0
< 0.5
PARAMETER
UNIT
VALUE
No. of trains
4+1
Max. flow per train
m³/hr
115.1
Max. flux rate
LMH
754
Filtration time
hrs
2 x 11.92
Backwash time
sec
2 x 45
Recovery rate
%
99.4
Power consumption
kWhr/m³
0.03

PLANT PICTURES & VIDEO

Completed
plant

Pre-casted
concrete
filtration tank

Site
construction

Site
construction

Site
construction

Site
construction

Train
installation

Train
installation

Train
installation

RO after
CERAFILTEC

Backwash waste
Raw water
Filtered water

Filtered water
NTU = 0.18

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