Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Microbial Wastewater Treatment

Microbial Wastewater Treatment

Microbial communities in aquatic ecosystems play a key role in the natural breakdown of contaminants introduced through domestic and industrial effluents. Acting as biological catalysts, these microbes change and mineralize a wide range of organic and inorganic pollutants under different redox conditions.In oxygen-rich surface waters, aerobic heterotrophs lead organic matter breakdown, using oxygen as the terminal electron acceptor to efficiently oxidize substrates to carbon dioxide and water.

Biological Treatment of Effluent and Waste Water

Biological Treatment of Effluent and Waste Water

Biological wastewater treatment relies on the metabolic activity of microorganisms to remove pollutants from sewage. In modern treatment systems, this process is organized into sequential stages that progressively reduce solid material, dissolved organic matter, and microbial contamination. Each stage plays a distinct role in improving water quality and preparing the effluent for safe discharge or reuse.Primary and Secondary TreatmentPrimary treatment is a physical process that removes large...

Typical Model Studies

Typical Model Studies

Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.

Design Example: Creating a Hydraulic Model of a Dam Spillway

Design Example: Creating a Hydraulic Model of a Dam Spillway

Scaled hydraulic models of dam spillways provide a practical way to replicate and study the intricate flow dynamics of these structures. Often built to a 1:15 ratio, these models allow for observing critical water behavior, such as velocity distribution, flow patterns, and energy dissipation.

Design Example: Designing a Residential Plumbing System

Design Example: Designing a Residential Plumbing System

The design of residential plumbing systems requires carefully evaluating water demand, flow rates, and pressure dynamics to ensure both efficiency and reliability. The nature of water flow within pipes is defined by its Reynolds number, which classifies flow as either laminar (smooth) or turbulent.

Bioreactor Design and Operational System

Bioreactor Design and Operational System

Bioreactors are engineered vessels designed to cultivate microorganisms under controlled conditions for industrial bioprocessing. They maintain sterility and allow precise regulation of pH, temperature, oxygen, and nutrient levels to optimize microbial growth and metabolite production. Bioreactors range from small laboratory units of 1 liter to industrial systems holding up to 500,000 liters, though only about 75% of their volume is actively used for fermentation. The remaining headspace...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Fermentative volatile fatty acid production and recovery from grass using a novel combination of solids separation, pervaporation, and electrodialysis technologies.

Bioresource technology·2021

Same author

An improved titration model reducing over estimation of total volatile fatty acids in anaerobic digestion of energy crop, animal slurry and food waste.

Water research·2014

Same author

An evaluation of washing and extraction techniques in the analysis of ethyl glucuronide and fatty acid ethyl esters from hair samples.

Journal of chromatography. B, Analytical technologies in the biomedical and life sciences·2014

Same author

Factors affecting microbial fuel cell acclimation and operation in temperate climates.

Water science and technology : a journal of the International Association on Water Pollution Research·2013

Same author

Fermentative biohydrogen production systems integration.

Bioresource technology·2011

Same author

Performance parameter prediction for sewage sludge digesters using reflectance FT-NIR spectroscopy.

Water research·2011

Search research articles

Related Experiment Video

Updated: Jun 26, 2026

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

Published on: May 2, 2025

An implementation framework for wastewater treatment models requiring a minimum programming expertise.

J Rodríguez¹, G C Premier, R Dinsdale

¹Sustainable Environment Research Centre, University of Glamorgan, Llantwitt Rd, Pontypridd CF37 1DL, UK. jrodrigu@glam.ac.uk

Water Science and Technology : a Journal of the International Association on Water Pollution Research

|February 3, 2009

Summary

This summary is machine-generated.

This study introduces a novel Excel and Matlab-Simulink methodology for creating and simulating mathematical models in environmental biotechnology. This approach enhances accessibility for non-programmers while maintaining flexibility for expert researchers.

More Related Videos

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Published on: December 9, 2012

Watershed Planning within a Quantitative Scenario Analysis Framework

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

Related Experiment Videos

Last Updated: Jun 26, 2026

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

Published on: May 2, 2025

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Published on: December 9, 2012

Watershed Planning within a Quantitative Scenario Analysis Framework

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

Area of Science:

Environmental Biotechnology
Computational Biology
Mathematical Modeling

Background:

Mathematical modeling in environmental biotechnology is often inaccessible to users without programming expertise due to complex implementation platforms.
Existing user-friendly software lacks the flexibility required for advanced research applications.

Purpose of the Study:

To present a flexible and accessible methodology for implementing mathematical models in environmental biotechnology.
To bridge the gap between user-friendliness and research-level flexibility in model implementation.

Main Methods:

A hybrid approach utilizing Microsoft Excel for model definition and Matlab-Simulink for simulation.
Models are defined in Excel, with parameters and variables easily managed.
Automated processing in Matlab generates model structures with minimal custom code.

Main Results:

Successful implementation and simulation of mathematical models for environmental bioprocesses.
The methodology accommodates researchers with varying programming expertise.
Provides a flexible platform for advanced model development, including heuristic functions and correlations.

Conclusions:

The proposed Excel-Matlab methodology significantly improves accessibility and flexibility in environmental biotechnology modeling.
It empowers both novice and expert researchers to develop and simulate complex bioprocess models efficiently.
This approach has been validated through successful application in multiple research studies.