Key issues in Desalination


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Nowadays, desalination* has become a very affordable solution to cope with fresh water shortage typically in tropical as well as of off-shore areas.

The desalination core process is based on Reverse Osmosis Membrane technology, but stand alone, it doesn't provide safe drinking water. 

Pre and Post-treatment steps are required to condition the water before and after the reverse osmosis membrane process to make it suitable to your application.

Brine disposal can be an environmental and economical issue in some areas where the fauna and flora are sensitive to local seawater salinity increase. Brine disposal should be studied and engineered case by case.

The art of desalination is to determine and combine available technologies to optimize water production costs and quality.

To adapt our Desalination Plants to your local needs, we offer containerized mobile units from Intake to Distribution up to a production capacity of 200 m3/h of desalinated water.

All type of water can be produced from a desalination plant:

- WHO drinking water
- Irrigation water
- Process water : boiler feed water, cooling water
- Demi or Ultrapure water

All type of natural seawater source can be treated

- Shallow Surface seawater
- Deep seawater
- Brackish river water
- Beach well seawater

All essential process steps in desalination plants

 


SPECIAL FEATURES:

Very turbid seawater
- Flocculation/sedimentation
- Ultrafiltration
- 2nd sand filtration

Very high salinity seawater
- Material optimization
- High energy recovery devices

--> Broad water temperature and/or salinity ranges compliance (seasonal changes)
 

Instrumentation and Control
- Simple: on site control
- Advanced (SCADA):
     Remote monitoring
     Data aquisition and normalisation
     Lenntech supervision

Mobile plants in 40ft containers (<200 m3/h)
- Sun insulation
- Air conditioning
- Pumps and cables tropicalization

 

 


* Also misspelled Desaltation, Desalinization, Desalinisation, Desalisation, Desalization or Desal Plant

 
 

 

 

 

 

 

 

Desalination Key Issues

Seawater Intake

Desalination Pretreatments

Desalination Post-treatments

Desalination Polishing steps

Reverse Osmosis Desalination Process

Desalination and Energy Costs

Brine Disposal

Membranes cleaning (CIP)

Storage and Distribution

Containerization

Tropicalization

Instrumentation and Control (SCADA)

 

 

 

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