treatment of oilfield produced water for industrial reuse - WateReuse ...

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Biotreatment Bench Testing ResultsAnalysis for BOD and COD reveals recalcitrant CODParameter Units BiotreatmentinfluentBiological oxygendemand (BOD)Chemical oxygendemand (COD)Biotreatmenteffluentmg/L 260 Non-detectablemg/L 640 240Crux of the challenge – 250 mg/L COD limit for both ROpermeate (reuse water) and RO concentrate (nearshoredischarge)
Supplemental Treatment for COD Reduction• Ideally, a COD concentration of ~100 mg/L isneeded prior to RO.• Supplemental treatments evaluated•Anaerobic/aerobic biotreatment•Adsorption on granular activated carbon•Electrocoagulation•Chemical oxidation•Filtration
Page 1 and 2: TREATMENT OF OILFIELD PRODUCEDWATER
Page 3 and 4: Regulatory Framework• Purpose is
Page 5 and 6: Current Treatment SystemWater from
Page 7 and 8: Project Background• Original plan
Page 9 and 10: Treatment Goals• Consideration of
Page 11 and 12: Treatment Overview - Secondary Stre
Page 13 and 14: Pipeline Route for Nearshore Discha
Page 15 and 16: Bench Testing• Blended influent a
Page 17 and 18: DAF Bench Testing Results• 7 batc
Page 19 and 20: Bench Testing for Biological Treatm
Page 21: Biological Treatment Bench Results
Page 25 and 26: Now what??• Literature research
Page 27 and 28: Literature Research• COD in treat
Page 29 and 30: Literature Research Impact• Unit
Page 31: Thank you!Questions?Golder Associat

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