15 Questions
What is one of the major factors that limit the practical application of photo bioreactors in algal mass cultures?
Mass transfer
Which application is NOT mentioned as a common use of biomass from algae?
Energy production
In closed photo bioreactors compared to open ponds, what advantage is described?
Reduced light path length leading to higher cell densities
Which type of photo bioreactor is NOT mentioned in the text?
Bubble-column
What is the main application of photo bioreactors according to the text?
Photosynthetic processes involving vegetable biomass growth
What is a limitation of open ponds for algal biomass production?
Poor light utilization by the cells
Which type of reactor is constructed with glass or plastic tube for outdoor biomass cultures?
Tubular photobioreactor
What is the main purpose of the proposed device for carbonation in algae culture?
To reduce CO2 diffusion difficulty in open ponds
Which method is used for recirculating cultures in outdoor tubular photobioreactors?
Airlift system
What is a major advantage of tubular photobioreactors?
High surface area for illumination
What is the reported H2 yield achieved in the illustrative H2 production experiment using the flat plate photobioreactor?
105 L/L
Why are flat-plate photobioreactors made of transparent materials?
To achieve high photosynthetic efficiencies
What is the major advantage of using a flat-plate photobioreactor for mass cultures of algae?
High photosynthetic efficiencies
What is the purpose of the second compartment in the flat plate photobioreactor?
To achieve turbulent culture mixing
Which type of photobioreactor geometry was chosen for H2 production due to its superior surface-to-volume ratio?
Flat-plate reactor
Test your knowledge about photo bioreactors and their application in mass algal cultures. Explore the challenges and factors that limit their practical application.
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