Kuriverter IK-110 effect in SWRO plant Extraordinary biofouling reduction - Case Study

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Courtesy of Kurita

Learn how Kuriverter IK-110 successfully improves biofouling and decreases operation costs in a SWRO plant.

1. Keywords
SWRO, desalination, Kuriverter IK110, biofouling, cost reduction, membrane replacement

2. Background
A SWRO plant with 800m3/h capacity affected with biofouling searched for an electricity and operation cost reduction solution.

3. Objectives
Less membrane replacement
Reduction of the electricity cost

4. Action/Approach
Kuriverter IK 110
Dosage: 40mg/L
Frequency: 4h/d

5. System description

6. Achievements

7. Conclusion
There is an investigation that the electricity consumption in SWRO is 2.4 to 3.5 kwh in order to make 1 m3 of production water (1). And RO’s clogging of biofouling makes the electricity consumption bigger. KURIVERTER IK-110 will be expected to improve the biofouling and decrease the operation cost.

1- Electricity reduction control based on the withdrawal conditions of seawater desalination plant, EICA 15th volume written in Japanese by Toshiba Corporation.

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