Water Surface Flow and Exchange Induced by a Bubble Plume
Aeration is a common method to increase dissolved oxygen in the water of stratified (or non-stratified) lakes. In this method compressed air is injected at some depth, and gas is transferred...

The Use of a Deep Shaft for the Waste Water Treatment Plant of Orgamol SA
The first version of a new deep aeration system has been built for Orgamol SA, a chemical plant in the Rhone valley, Switzerland. Construction, operation and oxygen transfer mode of the...

Oxygen Mass Transfer to Flowing Ground Water Using Oxygen Microbubbles
Mass balance and transfer of oxygen has been studied from oxygen microbubbles to low dissolved oxygen ground water passing through variously configured pilot scale vertical slice test...

Minimizing the Risk of Unsuccessful Modeling Exercises
Monte Carlo simulation techniques were employed to relate input parameter uncertainties to the characteristics of model output accuracy and reliability, and to the probability of successfully...

Reservoir Reevaluation in TVA
Demands for the use of dams and reservoirs tend to change after the projects are completed. The Tennessee Valley Authority (TVA) works with State and local groups to try to increase the...

Dispersion Analysis of the Dartmouth, MA Municipal Sewage Outfall Off Salters Point
The water quality impacts of the existing and proposed upgraded Dartmouth, Massachusetts Wastewater Treatment Plant on the Salters Point region of Buzzards Bay were examined through the...

Advection-Diffusion Calibration of Dissolved Oxygen
Modifications of J.J. Leendertse's water-quality model for improving calculations of dissolved oxygen concentrations in Jamaica Bay, New York, are discussed. Changes to the...

Historical Perspective Dissolved Oxygen & Eutrophication Models

Biofilm Surface Positioning

O2 Limitations in CH4 and NH4+ Utilizing Biofilms

Autoxidation of Dilute Aqueous Solutions of Trichloroethylene (TCE)

Developing a Multiple Parameter Approach to Improve Process Control for Operating High and Low Rate Biological Nutrient Removal Systems

Hydrogen Peroxide as a Source of Oxidant Capacity for the Biotransformation of Benzene, Toluene, and Xylene in Biofilms

Anaerobic Pretreatment of a Landfill Leachate for Metals and Organics Removal

Separate Stage Denitrification -- Key to Achieving a 3-3-2-0.6 AWT Effluent

A Comparison of AOX Treatment in Aerated Lagoon and Activated Sludge Systems for Pulp and Paper Wastewaters

Determination of Aeration System Capacity

A Comparison of a Short-Term BOD Assay to the Standard BOD5

Electron Beam Irradiation of Wastewater

A Review of the State-of-the-Art in Sediment-Water Column Interaction Measurement Techniques
This paper reviews the state-of-the-art measurement techniques available to water quality modeling practioners to estimate: (a) sediment oxygen demand rates, (b) sediment-water column...

 

 

 

 

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