Produced water treatment on oil facilities

1. Produced Water Treatment to Enhance
Oil Recovery
© Siemens AG 2012
Siemens Oil & Gas
Water Technologies

2. Produced Water Treatment to Enhance Oil Recovery
Content
Up-stream Water Treatment
Produced Water Treatment
Water Injection/Reinjection
Steam Assisted Gravity Drainage
Downstream Water Treatment
Process Water Treatment
Wastewater Treatment
slide 1 © Siemens AG 2012

3. Serving All Sectors of the Petroleum Industry
Production
(Oil Well)
Transportation
(Pipeline or Boat) Refining
(Retail Products) Marketing
(Terminal and
Filling Station)
Petrochemical/Chemicals
slide 2 © Siemens AG 2012

4. Oil Gas Production
Produced Water Treatment Process Map
Discharge or
Reinjection for
Water Flood
Produced
Water
Solids
Separation
Primary
Produced Water
Separation
Secondary
Produced Water
Separation
Tertiary
Produced Water
Separation
Advanced
Treatment
Solids
Handling
To Discharge,
Reinjection
or Reuse
To Disposal
Auxiliary
Equipment
Chemical
Feed
VOC
Control
slide 3 © Siemens AG 2012

5. Oil Gas Production
Produced Water Treatment
Solids Separation
Wellhead Solids/Liquid Hydrocyclone
Primary Produced Water Separation
Corrugated Plate Separators (CPS)
API Separators
Solid/Liquid Hydrocyclone
Liquid/Liquid Hydrocyclone
Secondary Produced Water Separation
Induced Gas Flotation Separators
Dissolved Gas Flotation Separators
slide 4 © Siemens AG 2012

6. Oil Gas Production
Produced Water Treatment
Tertiary Produced Water Separation
Walnut Shell Filters
Media Filters
Cartridge Filters
Activated Carbon Filters
Advanced Treatment
Biological Treatment
Membranes
Solids Handling
Gravity Thickeners
Filter Press
Belt Filter Press
slide 5 © Siemens AG 2012

7. Oil Gas Production
Water Injection/Reinjection Process Map
To
Injection
Well or
Surface
Water
Feed
Coarse
Screening/
Strainers
Fine Solids
Separation/
Filtration
Deaeration
Sulfate
Removal
Solids
Handling
To
Polymer
Or Steam
Flood
To
Disposal
Chemical
Feed
Systems
Chlorine
Generation/Feed
Systems
Softening
Systems
slide 6 © Siemens AG 2012

8. Oil Gas Production
Water Injection/Reinjection
Coarse Screening
Back Flushing Strainers
Traveling Water Screens
Fine Solids Separation/Filtration
Media Filters
Gravity Clarifiers
Solids Contact Clarifiers
Absorption Clarifiers
Microfiltration Filters
Deaeration
Vacuum Dearators
Degasifiers
slide 7 © Siemens AG 2012

9. Oil Gas Production
Water Injection/Reinjection
Sulfate Removal
Sulfate Removal Systems
Softening Systems
Brine Softeners
Weak Acid Cation Softeners
Solids Handling
Gravity Thickeners
Filter Press
Belt Filter Press
Centrifuges
Chemical Feed Systems
Chemical Feed Systems
Chlorine Generation/Feed Systems
Electro-Chlorination Systems
slide 8 © Siemens AG 2012

10. Oil Gas Production
Steam Assisted Gravity Drainage (SAGD)
Silica
Removal
Chemical
Feed
Systems
Secondary
Oil/Water
Separation
To
Steam
Generator
Softening
Suspended
Solids
Removal
Primary
Oil/Water
Separation
Solids
Handling
To Disposal
or
Oil Recovery
Well or
Surface
Water
Feed
VOC
Control
slide 9 © Siemens AG 2012

11. Petroleum Refining and Petrochemicals
Process Water Treatment
Suspended
Solids
Removal
Screening
Grit
Removal
Dissolved
Solids
Removal
Dissolved
Gas
Removal
Solids
Handling
Raw
Influent
Cooling Tower
Boiler
Feedwater
slide 10 © Siemens AG 2012

12. Petroleum Refining and Petrochemicals
Process Water Treatment
Screening/Grit Removal
Bar Screens
Trash Rakes
Traveling Water Screens
Suspended Solids Removal
Solids Contact Clarifiers
Absorption Clarifiers
Circular and Rectangular Gravity
Clarifiers
Gravity Filters
Pressure Filters
Microfiltration
slide 11 © Siemens AG 2012

13. Petroleum Refining and Petrochemicals
Process Water Treatment
Dissolved Solids Removal
Hot and cold softeners
Demineralization
Continuous Deionization
Reverse Osmosis
Condensate Polishers
Dissolved Gas Removal
Degasifiers
Deaerators
Solids Handling
Belt Filter Press
Filter Press
Gravity Thickener
Centrifuges
slide 12 © Siemens AG 2012

14. Petroleum Refining and Petrochemicals
Typical Wastewater Treatment System
Raw
Influent
Screening/
Grit Removal
Process Unit Wastewater
Tertiary
Treatment
Effluent
Recycle /
Reuse
To Oil
Recovery /
Reuse
Primary
Oil/Water
Secondary
Oil/Water
Biological
Treatment
Biological
Clarification
In Process
Treatment
Solids
Handling
Oil Recovery
slide 13 © Siemens AG 2012

15. The Petroleum Industry Leader in Technology and
Application Experience
Technologies Developments for the
Refining and Petrochemical Industry
Introduced Tow-Bro Clarifier - 1928
Introduced API Separator - 1937
Introduced Wet Air Oxidation - 1950
Introduced DAF Separator - 1953
Introduced RBC/SBC - 1969
Introduced PACT® System - 1972
Introduced Jet Aeration - 1981
Introduced GAC Fluid Bed - 1987
Over 1500 Installations Worldwide
slide 14 © Siemens AG 2012

16. Petroleum Refining and Petrochemicals
Wastewater Treatment Technologies
Screening/Grit Removal
Bar Screens
Grit Collectors
Primary Oil/Water Separation
API Separators
Corregated Plate Separators
Hydrocyclones
Secondary Oil/Water Separation
DAF/DGF Separators
IAF/IGF Separators
Walnut Shell Filters
slide 15 © Siemens AG 2012

17. Thank you for your attention!
slide 16 © Siemens AG 2012