Efficient lead remediation with Fenton oxidation in produced water

Muthanna Journal of Engineering and Technology

Volume (12), Issue (2), Year (30 December 2024), Pages (127-135)

DOI:10.52113/3/eng/mjet/2024-12-02/127-135

Research Article By:

Ali salih and H. A. Ibrahim

Corresponding author E-mail: hanan.ahmed.ibrahim@mu.edu.iq


ABSTRACT

Wastewater contains multiple pollutants in different forms that may be biodegradable or non-degradable. Therefore, it was necessary to find different methods and processes to remove these pollutants, as Fenton oxidation (FO) processes were commonly used for commercial and residential operations. In a glass batch reactor, a Fenton oxidation process was performed for the purpose of purifying the produced water (PW) and removing the contaminated lead metal. Depending on the batch system used, the effect of operational process variables such as pH (3-10), oxidation time (20=120) min, concentration of hydrogen peroxide (25-100) ppm and ferrous sulphate (5-25) ppm was tested. Through the results obtained, it was demonstrated that the possibility of applying Fenton oxidation technology in removing lead metal contaminants from the produced water (PW) was successful. Lead elimination of 94.18% was achieved when using the Fenton oxidation technique, where a time of 120 minutes was taken at a pH of 6.5, 62.5 and 25 ppm for hydrogen and ferrous sulphate concentrations, respectively.

Keywords: Produced water, Heavy Metal, Wastewater treatment, Fenton Oxidation processes.

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