Performance of ultrasound enhanced biodegradation for organic wastewater:a review
In recent years,biodegradation for organic wastewater has become a hotspot of attention.Bioenhancement technology based on ultrasound has become a new direction.The synergistic effect of ultrasound and microorganisms can effectively enhance the biodegradation activity of activated sludge for organic wastewater.This review comprehensively analyzed the mechanisms of ultrasound enhanced biodegradation for organic wastewater,introduced the internal impact of ultrasound on microorganisms and the application status of ultrasound enhanced biodegradation for organic wastewater.Finally,it was pointed out that ultrasound enhanced technology would be an efficient green way and an important research direction for the future biological treatments of refractory organic wastewater.