activated sludge wastewater aeration system Articles

  • Food processor achieves 99+% removal rates - Case Study

    ' AIRE-O2® units are some of the best aeration equipment in the market.' Problem This southern food processor was plagued by multiple problems in its wastewater treatment plant. The extended aeration, activated sludge system had inadequate oxygen transfer and poor mixing with its existing aeration system. Installing more did not help. High maintenance costs also were a ...

  • Optical DO Sensors Opening Doors to Online Aeration Control

    BACKGROUNDThe benefits of using online, automated control of aeration systems using dissolved oxygen (DO) sensors are well known in the industry and have been widely documented (e.g. Olsson et al, 2005). In most wastewater treatment facilities using activated sludge, the electricity provided to the aeration system is one of the most significant operating costs and a good control system can help ...

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