Home Courses Treatment of Urban Sewage Course materials Lectures 4. Elaboration Question 1

4. Elaboration Question 1

Course subject(s) 4. Activated sludge process

Question 1: Aeration

A WWTP is retrofitted, changing from a surface aerator to fine bubble aeration with disk aerators in the activated sludge tanks.

  • Which processes need oxygen in a low loaded activated sludge plant, treating municipal sewage?
  • Describe at least two possible reasons to retrofit a WWTP with new aerators.

Creative Commons License
Urban Sewage Treatment by TU Delft OpenCourseWare is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Based on a work at https://ocw.tudelft.nl/courses/urban-sewage-treatment/.
Back to top