Seawater Reverse Osmosis Desalination System in Food Processing

Seawater Reverse Osmosis Desalination System in Food Processing

With the industrial upgrading in Southeast Asia, a large number of seafood processing plants, beverage filling enterprises, condiment production workshops and food packaging factories have accelerated the layout of the coastal industrial belt, forming a number of core manufacturing corridors, such as Thailand’s Eastern Economic Corridor, Vietnam’s Coastal Industrial Park, and the Coastal Processing Zone on Java Island in Indonesia. Water scarcity has become a key bottleneck restricting the expansion of the food processing industry.

Water resources status and challenges:
Severe surface water pollution: agricultural surface pollution and offshore domestic sewage back-up have caused a significant rise in surface water TDS and COD.
Groundwater over-exploitation restrictions: several regional governments have introduced restrictive policies (e.g., Thailand’s quota system for mining wells in industrial parks, Vietnam’s groundwater licensing system).
Stringent water standards: The food industry has strict requirements for water quality in terms of TDS, conductivity, colony count, etc., and needs a safe, stable and controllable water source.

Seawater Reverse Osmosis Desalination System in Food Processing 3

The reverse osmosis desalination system is our customised seawater desalination solution for the food processing industry in Southeast Asia, which is particularly suitable for scenarios such as canneries, seafood refrigeration and processing factories, beverage filling companies, and spice production plants in coastal areas. The products are characterised by high desalination rate, strong resistance to organic pollution, compact structure, easy cleaning and maintenance.

Seawater Reverse Osmosis Desalination System in Food Processing 2

A large number of industrial projects have been rapidly laid out, forming several key industrial parks. However, the serious pollution of surface water bodies and the over-exploitation of groundwater resources in these areas have led to long-term tension in industrial water use, severely restricting the progress of project commissioning.

To address this challenge, several companies have begun deploying medium to large scale seawater reverse osmosis desalination (SWRO) systems as the core water supply solution for industrial water use.

Seawater Reverse Osmosis Desalination System in Food Processing 1

Introducing a 3-stage seawater reverse osmosis desalination system, with multi-media filtration + ultrafiltration (UF) membranes at the front end, a high-pressure RO system at the core, and EDI polishing modules at the tail end for water replenishment.

The use of anti-pollution, high desalination rate RO membrane, salt removal rate of 99.8%, produced water TDS stability < 500 ppm, to meet the demand.

Food-grade safety guarantee
The whole pipeline is made of food-grade 304/316L stainless steel to prevent secondary pollution of the water source.
Dedicated pre-treatment system (dual media filtration + UF ultrafiltration) is designed for high COD sea water sources (e.g. offshore fishing areas) to prevent membrane contamination.
Corrosion resistance and easy maintenance
Salt spray resistant structure, adapt to coastal high humidity corrosive environment
Open modular structure, sufficient cleaning space, short maintenance cycle.
Adapt to the operating rhythm of the food factory
Supports timed automatic rinsing and weekend shutdown protection programme.
Can be linked with the plant CIP cleaning station, water reuse station operation
Rapid deployment, saving land and people

Applicable to many scenarios in Southeast Asia:
Coastal food industrial parks
Cold chain processing sites
Beverage canning and flavouring plants
Export fish pre-processing plants
Water-scarce stand-alone processing plants

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