Biological Wastewater Treatment

Target Audience and Goals:
This course is designed for managers, technical personnel and future operator and professionals concern with reducing pollution and public health. Wastewater Engineering is that branch of environmental Engineering in which the basic principles of science and engineering area applied to problems of water pollution control. The ultimate goal- is the protection of the environment in a manner commensurate with public health, economic , social and politic concerns.

Course Contents:

1. Wastewater Engineering: An Overview

1.1 Wastewater Treatment
1.2 Sludge Disposal and Reuse
1.3 The Role of the Engineer
1.4 Legal regulation and Human Health
1.4.1 Types And Effect of Wastes Discharges
1.4.2 Human Health
1.4.3 Legal regulations

2. Wastewater flowrates

2.1 Components of Waste Water Flows
2.2 Estimating Wastewater Flowrates from Water Supply Data
2.3 Wastewater Sources and Flowrates
2.4 Analysis of Wastewater flowrates Data

3. Wastewater Characteristics

3.1 Physical, Chemical and Biological Characteristics of Wastewater
3.2 Physical Characteristics: Definition and Application
3.3 Chemical Characteristics: Definition and Application
3.4 Biological Characteristics: Definition and Application
3.5 Wastewater Composition
3.6 Wastewater Characterization Studies

4. Biological Waste Treatment

4.1 Overview of Biological Wastewater Treatment
4.2 Introduction to Microbial Metabolism
4.3 Important Microorganisms in Biological Treatment
4.4 Bacterial Growth
4.5 Kinetics of Biological Growth
4.6 Biological Treatment Processes
4.7 Aerobic Suspended-Growth Treatment Processes
4.8 Aerobic Attached-Growth Treatment Processes
4.9 Anaerobic Suspended-Growth Treatment Processes
4.10 Anaerobic Attached-Growth Treatment Processes
4.11 Biological Nutrient Removal
4.12 Pond Treatment

5. Design of Facilities for The Biological Treatment of Wastewater

5.1 The Activated-Sludge Process
5.2 Selection and Design of Physical Facilities for Activated-Sludge Process
5.3 Activated-Sludge Process design
5.4 Aerated Lagoons
5.5 Trickling Biological Filters
5.6 Rotating Biological Contactors
5.7 Combined Aerobic Treatment Processes
5.8 Stabilization Ponds

6. Wastewater Treatment Facilities

6.1 Collection, Treatment, Disposal
6.2 Treatment Plants
6.3 Pre-Treatment
6.4 Flow Measuring Devices
6.5 Primary Treatment
6.6 Secondary Treatment
6.7 Solid Handling And Disposal

7. Sedimentation and Floatation

7.1 Primary Clarifiers
7.2 Secondary Clarifiers

8. Package Plants (Extended Aeration)

8.1 Purpose of Package Plants
8.1.1 Use of Package Plants
8.1.2 Types Of Package Plants Treatment Process
8.1.3 Aeration Methods
8.1.4 Pre-Start Check Up
8.1.5 Starting The Plant
8.1.6 operation Of Aeration Equipment
8.1.7 wasting Sludge
8.1.8 Mathematical Aspects of Activated Sludge Assignments

9. Disinfection And Chlorination

9.1 Chlorine Chemistry
9.1.1 Reaction in Water and with Ammonia
9.1.2 Breakpoint Reaction
9.1.3 Plant Chlorination
9.1.4 Factors Affecting efficiency of Chlorine
9.1.5 Chlorine Residual Control
9.1.6 Chlorination Control Monogram Assignments

10. Wastewaster Reclamation and Reuses
Wastewater Reclamation and Reuse: An Introduction

11. Effluent Disposal

11.1 Water Parameters and Criteria
11.2 Disposal into lakes and Reservoirs
11.3 Disposal into Rivers and Estuaries

12 Sampling and Testing Points For Activated Sludge Biological Plant,

13. Final Review and General Discussion.

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Biological Wastewater Treatment