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A Novel Bioreactor for High Density Cultivation of Diverse Microbial Communities
Published on: December 25, 2015
Bioaugmentation for enhancing biological wastewater treatment
1School of Water Sciences, Cranfield Institute of Technology, Cranfield, Bedford, UK.
Biotechnology Advances
|January 1, 1992
Summary
Bioaugmentation products show varied success, often failing in lab settings but succeeding at full scale. Acclimatization periods and steady-state conditions significantly impact bioaugmentation efficacy.
Area of Science:
- Environmental microbiology
- Wastewater treatment technologies
Background:
- Bioaugmentation, the addition of specific microorganisms, is used to enhance biological treatment processes.
- Understanding the efficacy and limitations of commercial bioaugmentation products is crucial for effective application.
Purpose of the Study:
- To review the literature on bioaugmentation products, including their manufacture, application, and performance.
- To critically assess independent investigations versus manufacturer claims regarding bioaugmentation efficacy.
- To discuss factors influencing bioaugmentation success, such as acclimatization and operational scale.
Main Methods:
- Literature review of scientific publications and independent investigations.
- Analysis of laboratory and full-scale studies on bioaugmentation products.
- Discussion of economic factors and kinetic modeling related to bioaugmentation.
Main Results:
- Bioaugmentation often failed in laboratory investigations but showed success at full-scale applications.
- A significant factor for failure appears to be the imposition of steady-state conditions in laboratory settings.
- Most bioaugmentation products necessitate an acclimatization period before optimal performance.
Conclusions:
- The scale of operation (laboratory vs. full-scale) is a critical determinant of bioaugmentation success.
- Acclimatization and avoiding artificial steady-state conditions are key considerations for effective bioaugmentation implementation.
- Further research should focus on optimizing conditions for bioaugmentation to improve reliability.
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