**Client:** BP Angola (Block 18)

**Process:** Sulphate Removal

**Country:** Offshore - Angola

**Contract Description:** Supply of Pre-treatment System/Sulphate Removal/Deaeration System/Service Water System

**Contract Date:** March 2004

**Contract Completion Date:** April 2005

**SRP Capacity:** 7 x 60,570 BPD 1st Pass + 2 x 43,000 BPD 2nd Pass

**Sea Water Conversion:** 1st pass:75%, 2nd pass: 90%

**Sea Water Feed Quality:** 36,000 mg/l (tds)

**Product Water Output Quality:** <20 mg/l sulphate



 

 

 

 

 

 



 

**Project Description:**

The Project is for the design, supply of a seawater treatment plant sized for 415,300 BPD of low sulphate water.

**Project Scope:**

The Project scope consists of a multi-module arrangement comprising: Rapid Velocity Media Pre-Filtration, Guard Cartridge Filtration, Sulphate Removal Membrane System, Deaeration System and Service Water System (4,530 BPD)

**Process Description:**

Seawater is treated by a media filtration system prior to the 2 pass sulphate removal membrane arrays using Dow SR90-400 membranes to provide the required low sulphate flow. Oxygen is diffused from the product flow by 2 x 50% vacuum deaeration system.



 

 

 

 

 

 





 

 

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