Seawater Desalination Water Treatment Process Diagram
| Screen | Pre-processing | Preprocessing | Energy recovery device | SWRO | BWRO |
|---|---|---|---|---|---|
|
Water tower
Follow-up screen protection Gap : 140mm
Tree screen
Plastic and jellyfish removal Gap : 50mm
Detail screen
Remove seaweed and waste Gap : 5mm
|
Dissolved air flotation(DAF)
|
Gravity multilayer filter(DMGF)
|
Energy recovery device
|
SWRO(Sea-water RO)
|
BWRO(Brackish-water RO)
|
Seawater Desalination Technology
-
Evaporation (Past Trend)
A method of removing salts by evaporating water with heat
-
Reverse Osmosis (Current Trend)
A method of producing water by applying pressure above osmotic pressure using membranes
Daesan Coastal Industrial Area Seawater Desalination Project
| Project Name | Daesan Coastal Industrial Area Waterworks (Seawater Desalination) Project |
|---|---|
| Project Duration | 2019 ~ 2024 |
| Project Location | Daesan-eup, Seosan-si, Chungcheongnam-do, South Korea |
| Project Details | 1. Intake Facilities: Q=224,000m³/day 2. Seawater Desalination Facilities: Q=100,000m³/day 3. Wastewater Treatment Facilities: 1 unit 4. Intake, Conveyance, Distribution, Discharge Pipelines: L=25.4km 5. Construction, Landscaping, and Other Auxiliary Facilities: 1 unit |
| Total Project Cost | KRW 285.1 billion (30% government funds, 70% K-water) |