高级氧化技术降解含酚废水反应条件优化

目的]研究高级氧化技术(AOT)处理含酚废水的可行性。方法]运用AOT技术,研究不同p H、Fe2+用量、H2O2用量、紫外灯波长及反应时间对废水中苯酚的去除效果,优化最佳条件。结果]当p H为3,Fe2+用量为0.30 m L,H2O2用量为1.00 m L,紫外灯波长为253.7 nm,反应时间为120 min时,处理效果最好,苯酚去除率达到35.06%。结论]在含酚废水的去除及可生化性改善方面,AOT是一种可行有效的方式。

Optimization of Reaction Conditions for Degrading Phenol-containing Wastewater by AOT

Objective]The feasibility of phenol-containing wastewater treated by AOT was studied.Method] By using AOT, the removal effects of pH, Fe2 +concentration, H2 O2 concentration,wavelength of UV lamp and recation time on phenol in wastewater were studied , the conditions were optimized.Result]When pH was 3, concentration of Fe2 +,H2O2 was 0.30 mL, 1.00 mL respectively, wavelength of UV lamp was 253.7 nm, reaction time was 120 min, treatment effect was the best, the removal rate reached 35.06%.Conclusion] UV/Fenton for removal and bio-degradation improvement of phenol-containing wastewater is effective.