Page 82 - Industrial Plants

Sodium metabisulphite, Anti-scalant (1st pass)
and Anti-scalant (2nd pass) dosing systems. Salalah Project
• RO CIP and CIP neutralization system, comprising With a Guaranteed Contracted Water Capacity (GCWC)
the CIP/Neutralization tanks, the Flushing tank, of 113,650 m3/d, and Total Contracted Water Capacity
3
the CIP/flushing pumps, the Cartridge filters, the (TCWC) of 120,000 m /d potable water output, the
Chemical preparation tank & loading pumps, the Salalah IWP project is designed by the consortium
Sodium hydroxide and the Sulfuric acid dosing between Abeima & Fisia for Dhofar Desalination
systems. Company SAOC (DDC), located and constructed in the
• Post treatment system, comprising the CO south of Oman, at the Salalah area, approximately 40
2
generation system, the Lime preparation and km east from Salalah.
dosing system for re-mineralization, and the The proposed SWRO plant includes the following main
NaOH dosing system, for pH final adjustment. facilities:
• Product water pumping Facilities comprising the • Seawater intake
Remineralized water tanks, the product water • Pre-treatment system
pumps, the potable water connection pipeline • SWRO system
and the disinfection dosing system. • Post treatment system
• Waste water treatment systems, comprising the • Waste water treatment system
backwash waste water basin, the clarifier feed • Effluent outfall
pumps, the coagulation/flocculation chambers • Instrument and service air system
along with the required mixing devices, the • Fire protection and detection system
lamellar settling decanter, the sludge • Ventilation and air conditioning
homogenization tank, the dewatering centrifuge • Emergency Diesel Generator
decanters along with the feed and sludge pumps • Control system through plant DCS (Distributed
and chemical stations and the dewatered sludge Control System)
storage silo.
• Effluent outfall collectors, comprising the outfall Salalah desalination plant has been designed to comply
chamber and one pipe with diffusers until the off- with the water output requirements and to ensure the
shore waste discharge point. required availability of potable water. The design of the
plant and the related buildings have been developed
Additionally, to the described processes and focusing on the combination of operational suitability &
equipment, the following connections are part of the plant availability, optimization of power consumption
project scope: Firefighting system, Air conditioning and and energy efficiency and minimization of the
ventilation system, Ancillary systems. environmental and visual impact.

Main Electrical room
SALALAH IWP (Fisia
Italimpianti &
Abengoa)

IndustrIal Plants - May 2022
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