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Treatment of heavy oil wastewater with two stages DAF Combined with ASP and I-BF process -A field pilot test

Kun Tong, Yi-He Zhang, Jia-Cai Xie, Qi-Hui Song

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

A field pilot test was constructed on a two stage Dissolved Air Floatation (DAF) combined with Activated Sludge Process (ASP) and Immobilized microorganism biological filter (I-BF) has been constructed in Liaohe oilfield, China to treat heavy oil wastewater with large amounts of dissolved recalcitrant organic compounds and low nutrient of nitrogen and phosphorus. By operating the system for 185 days, chemical oxygen demand (COD) removal rates were 67.9 % and 88.4 % in DAF and I-BF effluents, respectively. Environment Scanning electron microscope (ESEM) showed that large quantity of filamentous microorganisms was immobilized on carriers without causing foaming or bulking. This integrated system appeared to be a useful option for the treatment of heavy oil wastewater in Liaohe oil field. © (2012) Trans Tech Publications, Switzerland.
Original languageEnglish
Title of host publicationAdvances in Environmental Science and Engineering
Pages2950-2955
Volume518-523
DOIs
Publication statusPublished - 2012
Externally publishedYes
Event1st International Conference on Energy and Environmental Protection, ICEEP 2012 - Hohhot, China
Duration: 23 Jun 201224 Jun 2012

Publication series

NameAdvanced Materials Research
Volume518-523
ISSN (Print)1022-6680

Conference

Conference1st International Conference on Energy and Environmental Protection, ICEEP 2012
PlaceChina
CityHohhot
Period23/06/1224/06/12

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 6 - Clean Water and Sanitation
    SDG 6 Clean Water and Sanitation

Research Keywords

  • Heavy oil wastewater DAF ASP I-BF ESEM

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