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Biodegradability of wastewater--a method for COD-fractionation.
J Vollertsen1, T Hvitved-Jacobsen
1Environmental Engineering Laboratory, Aalborg University, Denmark.
Summary
This study presents a manual method for characterizing wastewater, aiding in simulating in-sewer microbial transformations. The approach uses oxygen uptake rate measurements and a conceptual model for better wastewater analysis.
Area of Science:
- Environmental Microbiology
- Wastewater Engineering
- Biochemical Engineering
Background:
- Accurate wastewater characterization is crucial for simulating in-sewer microbial processes.
- Existing methods for wastewater characterization can be complex and computationally intensive.
Purpose of the Study:
- To introduce and illustrate a "manual" method for wastewater characterization.
- To simplify the interpretation of oxygen uptake rate measurements for in-sewer transformation modeling.
Main Methods:
- Utilizing oxygen uptake rate (OUR) measurements.
- Applying a conceptual model of microbial transformations.
- Employing a "manual" interpretation procedure as an alternative to iterative differential equation solving.
Main Results:
- Demonstrated a practical "manual" method for wastewater characterization.
- Provided examples illustrating the application of the method to different wastewater types.
- Showcased the effectiveness of the manual approach in interpreting OUR data.
Conclusions:
- The manual method offers a viable alternative for characterizing wastewater for in-sewer simulation.
- This approach facilitates a more accessible interpretation of microbial transformations in wastewater.
- The method aids in understanding and predicting in-sewer processes through simplified data analysis.