Microbial pollution commonly causes serious pipe corrosion in oil field injection water system. This paper reports on the application of non-thermal plasma to inactivate bacteria in oil filed injection water. As an efficient inactivation technology, pulsed streamer discharge plasma method injects energy into solution through a plasma channel formed by discharge between electrodes and produces various active species in solution with physical effects (electric field, UV etc.) occurring. Saprophytic bacteria, iron bacteria and sulfate reducing bacteria are used as target. The effects of various gases bubbling (oxygen, nitrogen and air) as well as aeration intensity are investigated. Experimental results show that the inactivation efficiency is greatly enhanced by gas bubbling. After 150 s discharge with oxygen bubbling (667 m3 (m3 h)−1), the inactivation efficiencies of saprophytic bacteria, iron bacteria and sulfate reducing bacteria achieve 1.85, 4.51 and 5.70 log reduction, respectively. The possible mechanism of bacteria inactivation is also discussed.
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Univ Gabes, Natl Engn Sch Gabes, Energy Water Environm & Proc Lab, LR18ES35, Gabes 6072, TunisiaImam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi Arabia
Cherif, Mohamed Majdi
Baaloudj, Oussama
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USTHB, Lab React Engn, BP 32, Algiers 16111, AlgeriaImam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi Arabia
Baaloudj, Oussama
Kenfoud, Hamza
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USTHB, Lab React Engn, BP 32, Algiers 16111, AlgeriaImam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi Arabia
Kenfoud, Hamza
Badawi, Ahmad K.
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El Madina Higher Inst Engn & Technol, Civil Engn Dept, Giza 12588, EgyptImam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi Arabia
Badawi, Ahmad K.
Elfalleh, Walid
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Univ Gabes, Natl Engn Sch Gabes, Energy Water Environm & Proc Lab, LR18ES35, Gabes 6072, TunisiaImam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi Arabia
Elfalleh, Walid
Ben Hamadi, Naoufel
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Imam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi ArabiaImam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi Arabia
Ben Hamadi, Naoufel
Khezami, Lotfi
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Imam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi ArabiaImam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi Arabia
Khezami, Lotfi
Assadi, Aymen Amine
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Univ Rennes, ENSCR, 11 Allee Beaulieu, F-35708 Rennes, FranceImam Mohammad Ibn Saud Islamic Univ IMSIU, Dept Chem, POB 5701, Riyadh 11432, Saudi Arabia
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Guangdong Aerosp Res Acad, Guangzhou 511458, Guangdong, Peoples R ChinaGuangdong Aerosp Res Acad, Guangzhou 511458, Guangdong, Peoples R China
Zhang, Yufeng
Li, Teng
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Guangdong Aerosp Res Acad, Guangzhou 511458, Guangdong, Peoples R China
Chinese Acad Sci, Inst Mech, State Key Lab High Temp Gas Dynam, Beijing 100190, Peoples R ChinaGuangdong Aerosp Res Acad, Guangzhou 511458, Guangdong, Peoples R China
Li, Teng
Wei, Xiaolin
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Chinese Acad Sci, Inst Mech, State Key Lab High Temp Gas Dynam, Beijing 100190, Peoples R ChinaGuangdong Aerosp Res Acad, Guangzhou 511458, Guangdong, Peoples R China