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Tel:0325525929
email:
 aqua@ecotao.co.za

Industrial RO seawater to fresh water
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[Ecotao Home] [Water related] [Reverse Osmosis] [Industrial]

Reverse osmosis for fresh water production from seawater

Below are larger units for conversion of ocean seawater to freshwater.

150m3perdayseawater-freshwater

 

Feed Flow to Stage 1

18.75

m/h

 

Pass 1 Permeate Flow

7.50

m/h

 

Osmotic Pressure:

 

 

Raw Water Flow to System

18.75

m/h

 

Pass 1 Recovery

40.00

%

 

Feed

31.65

bar

Feed Pressure

62.60

bar

 

Feed Temperature

25.0

C

 

Concentrate

54.19

bar

Fouling Factor

0.85

 

 

Feed TDS

40000.01

mg/l

 

Average

42.92

bar

Chem. Dose (100% H2SO4)

0.00

mg/l

 

Number of Elements

15

 

 

Average NDP

19.26

bar

Total Active Area

557.40

M

 

Average Pass 1 Flux

13.45

lmh

 

Power

40.76

kW

Water Classification: Seawater (Well/MF) SDI < 3

 

 

 

 

 

Specific Energy

5.44

kWh/m

Stage

Element

#PV

#Ele

Feed Flow
(m/h)

Feed Press
(bar)

Conc Flow
(m/h)

Conc Press
(bar)

Perm Flow
(m/h)

Avg Flux
(lmh)

Perm TDS
(mg/l)

1

SW30HRLE-400

3

5

18.75

62.25

11.25

61.63

7.50

13.45

296.34

Detailed Product Description

1. Danfoss duplex SS piston pump is used
2. filmtec membrane is used
3. 8000 hours free maintainence
4.Full auto, PLC control

 

 

  • Capacity (TPD): 6.5 m3/h
  • Feedwater TDS (mg/l) <38000
  • Freshwater TDS (mg/l) <600
  • Recovery rate (% 25) 30-35%
  • Running temp. ( oC) 5-40
  • Power ( KW) 45
  • Voltage (V) 380
  • Size/dimensions (M): 6.0*0.6*1.65
  • Weight (KG) 1870
  • KWH / ton 3.2

 

Features:
Danfoss APP 8.1 * 2;

ERI P45 * 1;
auto prefilter flushing;

built-in 800 liter flushing tank;

chemical dosing device * 6 sets;

online SDI sampling;

Tubula UF prefiltration;

PLC control;
water quality on guard;

 

 

email ecotao for more information: aqua@ecotao.co.za  Cellular: 0823903989 : Landline: 032-5525929
VAT 4590247682 Ecotao Enterprises cc CK 2001/053814/23 7 Waterboom street, PO Box 1524, Stanger, 4450, South Africa

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