Its purpose is to efficiently protect the membranes regardless of the seawater quality fluctuations. Its versatility and robustness determine the long-term viability of a RO desalination plant.
The main steps of pre-treatment
Depending on the quality of the raw water, pretreatment can be made of the following stages:
- a Floatation stage
- a Media Filtration stage, which can be either pressurised or based on gravity
- an Ultra-Filtration stage
- a Cartridge Filtration stage
Benefitting from Veolia's expertise in Water treatment, SIDEM has a whole range of products or combined solutions to deal with all types of feedwater.