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Comparison of Scale in a Photosynthetic Reactor System for Algal Remediation of Wastewater
Published on: March 6, 2017
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Prospective technical and technological insights into microalgae production using aquaculture wastewater effluents
Ira-Adeline Simionov1, Marian Barbu2, Iulian Vasiliev2
1Department of Food Science, Food Engineering, Biotechnologies and Aquaculture, "Dunarea de Jos" University Galati, 800008, Galati, Romania; Department of Automatic Control and Electrical Engineering, "Dunarea de Jos" University Galati, 800008, Galati, Romania; Rexdan Research Infrastructure, "Dunarea de Jos" University Galati, 800008, Galati, Romania.
Journal of Environmental Management
|February 28, 2025
Summary
Microalgae cultivation in aquaculture wastewater offers a sustainable solution for biofuel production and carbon mitigation. This approach enhances nutrient recovery and promotes a circular economy, demonstrating significant potential for biomass and biofuel yields.
Area of Science:
- Biotechnology and Bioengineering
- Environmental Science
- Sustainable Energy
Background:
- Microalgae biomass is a key resource for advanced biofuels and climate change mitigation.
- Industrial microalgae production aids in CO2 emission reduction and wastewater bioremediation.
- Utilizing wastewater as a growth medium aligns with circular economy principles and nutrient recovery.
Purpose of the Study:
- To review technological and technical factors for microalgae growth in aquaculture wastewater.
- To focus on performance indicators and pH control strategies for microalgae cultivation.
- To identify future trends in integrated microalgae production via bibliometric analysis.
Main Methods:
- Literature review and bibliometric analysis of scientific publications.
- Identification of technological and technical factors influencing microalgae growth.
- Analysis of control strategies for pH and dissolved oxygen in bioreactors.
Main Results:
- Aquaculture wastewater is a viable medium for microalgae biomass production, showing high lipid and carbohydrate productivity.
- pH control, often via CO2 injection, is a primary strategy in microalgae cultivation.
- Dissolved oxygen manipulation is less explored but crucial for optimizing bioreactor efficiency.
Conclusions:
- Microalgae cultivation in aquaculture wastewater presents a significant opportunity for sustainable biofuel and biomass generation.
- Effective control strategies, particularly for pH, are critical for maximizing microalgae productivity.
- Further research into advanced control systems is needed to enhance bioreactor treatment efficiency.
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