Comparative study of the removal of urea by electrocoagulation and electrocoagulation combined with chemical coagulation in aqueous effluents
2024

Comparative Study of Urea Removal Techniques

publication Evidence: moderate

Author Information

Author(s): A. Shaban, M. E. Basiouny, Osama A. AboSiada

Primary Institution: Benha Faculty of Engineering, Benha University

Hypothesis

This study aimed to evaluate the effectiveness of various treatment approaches in reducing urea concentrations by comparing the removal rates of conducting electrocoagulation (EC), EC followed by chemical coagulation (EC-CC), and CC followed by electrocoagulation (CC-EC).

Conclusion

The study found that electrocoagulation combined with chemical coagulation is more effective for urea removal than the reverse sequence.

Supporting Evidence

  • Electrocoagulation was optimized at 30 A/m2 for effective urea removal.
  • The study showed that CC-EC had a negative impact on urea removal efficiency.
  • The maximum urea removal efficiency achieved was 53.80% using electrocoagulation.

Takeaway

This study looked at different ways to clean urea from water and found that using electricity with some chemicals works best.

Methodology

The study compared the effectiveness of electrocoagulation, electrocoagulation followed by chemical coagulation, and chemical coagulation followed by electrocoagulation in removing urea from synthetic and real wastewater.

Limitations

The study did not specify the limitations.

Digital Object Identifier (DOI)

10.1038/s41598-024-81422-x

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