20-08-2013, 04:26 PM
Aerobic and Anaerobic Digestion and Types of Decomposition
Aerobic and Anaerobic Digestion.doc (Size: 49.5 KB / Downloads: 20)
Objective
In this lesson we will answer the following question:
Is aerobic and anaerobic digestion?
What occurs in each of these processes?
What are the three types of decomposition, and what occurs in each of these processes?
Reading Assignment
Read online lecture and Chapter 4 in textbook, Operation of Wastewater Treatment Plants, Vol. 1.
Introduction
Microorganisms , like all living things, require food for growth . Biological sewage treatment consists of a step-by-step, continuous, sequenced attack on the organic compounds found in wastewater and upon which the microbes feed.
In the following sections we will look at the processes of aerobic and anaerobic digestion and the decomposition of waste in each process.