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Other Algae

Other Algae

The group Stramenopiles include some phototrophic microorganisms. Members of this group possess flagella covered in numerous short, hairlike extensions, a feature that inspired the group's name, derived from the Latin words for "straw" and "hair." Some of the main categories of Stramenopiles include diatoms, golden algae, and brown algae.Diatoms are unicellular, photosynthetic eukaryotes, with over 200 known genera. They play a key role in the planktonic communities of both marine and...

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Updated: Jun 12, 2026

Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation

Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation

Published on: August 14, 2020

Modeling algae growth in an open-channel raceway.

Scott C James¹, Varun Boriah

¹Sandia National Laboratories, Thermal/Fluid Science and Engineering, Livermore, California 94551-0969, USA. scjames@sandia.gov

Journal of Computational Biology : a Journal of Computational Molecular Cell Biology

|June 26, 2010

Summary

Computer modeling optimizes microalgae cultivation systems for cost-effective solar-to-chemical energy conversion. This approach simulates hydrodynamics and algal growth in raceways, enabling efficient system design and risk-free condition evaluation.

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Last Updated: Jun 12, 2026

Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation

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Published on: August 14, 2020

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Published on: March 6, 2017

Optimize Flue Gas Settings to Promote Microalgae Growth in Photobioreactors via Computer Simulations

Optimize Flue Gas Settings to Promote Microalgae Growth in Photobioreactors via Computer Simulations

Published on: October 1, 2013

Area of Science:

Biotechnology and Bioengineering
Computational Fluid Dynamics
Renewable Energy Systems

Background:

Microalgae are promising for solar-to-chemical energy conversion.
System optimization is crucial for cost-effective microalgae implementation.
Computer modeling offers a powerful tool for system optimization.

Purpose of the Study:

To develop and apply a coupled hydrodynamic and algal growth model for open-channel raceways.
To simulate the growth kinetics of Phaeodactylum tricornutum under varying conditions.
To assess the utility of numerical simulation for raceway design and operational strategy evaluation.

Main Methods:

Utilized modified Environmental Fluid Dynamics Code (EFDC) and CE-QUAL water-quality code.
Simulated hydrodynamics coupled with algal growth kinetics (Phaeodactylum tricornutum).
Incorporated variables for raceway design, algal growth, water quality, hydrodynamics, and atmospheric conditions.

Main Results:

Model accurately reflects diurnal fluctuations in solar irradiation and temperature impacting algal growth rates.
Simulations demonstrate realistic growth patterns aligned with environmental cycles.
The model successfully integrates multiple system variables for comprehensive analysis.

Conclusions:

Numerical simulation significantly aids in pre-construction raceway design, reducing costs and time.
The model allows for risk-free evaluation of operational changes (depth, temperature, flow speed).
This computational approach enhances the optimization of microalgae cultivation for energy applications.