Design of Activated Sludge Description:  1. General Description of Activated Sludge Process 2. Design of Kinetics and Constants 3. Design of Return Sludge and Gas Transfer 4. Design of Aeration Tank 5. Design of Settling Tank Design Requirement & Example: 1. Design Requirement of Activated Sludge Process 2. Design Criteria 3. Influent and Effluent Quality 4. Aeration Tank - Dimension 5. Aeration Tank - Detention Time 6. Aeration Tank - Sludge 7. Aeration Tank - Inlet and Outlet Structure 8. Aeration System - Oxygen Requirement 1 9. Aeration System - Oxygen Requirement 2 10. Aeration System - Diffuser System 11. Aeration System - Piping System 1 12. Aeration System - Piping System 2 13. Aeration System - Blowers 14. Settling Tank - Dimension 1 15. Settling Tank - Dimension 2 16. Settling Tank - Inlet Design 17. Settling Tank - Outlet Design 18. Settling Tank - Launders & Trough