Gold Coast Desalination Plant
From Desal Wiki
Desal Plant Profile - Gold Coast Desalination Plant | |
---|---|
Labelled aerial photo of Gold Coast Desalination Plant | |
Total capacity: | 133 ML/day |
Date commissioned: | February 2009 |
Feed water TDS: | 34000 mg/L - 39000 mg/L [1] |
Product water TDS: | 140mg/L [2] |
Percent of water supply: | 27% of South Eastern QLD |
feed water temperature (low): | 17°C290.15 K 62.6 °F 522.27 °R |
Feed water temperature (high): | 28°C301.15 K 82.4 °F 542.07 °R |
Seawater intake system: | Submerged open sea |
Pretreatment system: | Ferric sulphate coagulation, sulphuric acid injection (pH reduction), polyDADMAC, dual media pressure filters |
RO operating pressure: | First pass RO operating pressure - 64 bar (45% recovery). Second pass - 15 bar (85% recovery) [3] |
RO passes: | 2 [3] |
RO trains: | 9, 3 |
Post-treatment system: | Lime stabilization, CO2, disinfection by sodium hypochlorite injection |
Concentrate disposal: | Treated supernatant discharged to sea, solids centrifuged and landfilled |
Energy consumption: | 3.58 kWh/m3 |
Energy recovery: | Each RO train is fitted with dual-work exchanger energy recovery devices, which recover up to 97% of unused energy from the brine. Renewable energy certificates are being used to fully offset carbon emissions from the plant. |
Capital cost: | $1200 million |
Useful links: | http://www.water-technology.net/projects/gold-coast-plant/ |
Interactive process flow diagram
A more detailed PFD is available [/w/index.php/Gold-coast-detailed-pfd.png_here.]
Water quality data
Physical & Chemical Properties | |
---|---|
Turbidity: | 7 NTU |
Cations |
---|
Anions |
---|
References
- ↑ Billiton, BHP. Appendix H3: Comparisons With Other Desalination Plants Olympic Dams Supplementary EIS (pp. 2-5). [1] Accessed November 6th, 2014.
- ↑ Crisp, G. J. (2010). Desalination in Australia. Paper presented at the OC Water Summit, Grand Californian Hotel, Disneyland Resort. [2] Accessed November 6th, 2014.
- ↑ 3.0 3.1 Bellizia, G. (2008). GOLD COAST DESALINATION PROJECT. Paper presented at the 33rd Annual Qld Water Industry Operations Workshop, Indoor Sports Centre, Carrara, Gold Coast. [3] Accessed November 6th, 2014