COD reduction and oxygen transfer in aerated column/fixed bed and aerated bed bioreactors

Date of Publication

1994

Document Type

Bachelor's Thesis

Degree Name

Bachelor of Science in Chemical Engineering

Subject Categories

Chemical Engineering

College

Gokongwei College of Engineering

Department/Unit

Chemical Engineering

Abstract/Summary

The primary concern of this study was to relate the effectiveness of aerated bioreactors for Chemical Oxygen Demand (COD) reduction purposes. Two particular types of reactor were used: An aerated column/fixed bed reactor and an aerated fixed bed. In line with this, oxygenation efficiency, volumetric mass transfer coefficient (KALS and KAGL), and COD reduction per unit residence time were evaluated at different aeration rates. Oxygenation efficiency was found to be independent of aeration rate while mass transfer coefficient and COD reduction per unit time improved at increasing degrees of aeration.

Abstract Format

html

Language

English

Format

Print

Accession Number

TU06628

Shelf Location

Archives, The Learning Commons, 12F, Henry Sy Sr. Hall

Physical Description

[60] leaves; computer print-out.

Keywords

Chemical reactors; Oxygen; Activity coefficient; Water -- Aeration; Mass transfer; Biochemical oxygen demand; Sewage -- Purification -- Aeration

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