How to reduce the cost of algae cultivation

[clara]

Hi,
I understand that cost of algae cultivation is the only problem with this technology.... Any ideas to reduce the cost of photobioreactor, algae harvesting, drying ….is most welcomed. Any references relevant to this will be appreciated.

[guru]

Low cost Photobioreactor
Solix biofuels claims it has developed a low cost PBR system....

http://www.netl.doe.gov/publications/pr ... -18-08.pdf