Team:Calgary/TestingAtika

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ModelAnimationDesign6 ON BIOREACTOR STIRRED-TANK EXTRACTION SEPARATION Win Start VFA fermentation is the first step of the process, where astronauts’ feces are fermented for 3 days at 22 C with bacteria naturally found in human feces to increase the concentration of volatile fatty acids (VFA) that are later consumed by engineered bacteria to produce PHB. Feces are collected into into a storage tank using a vacuum toilet before being transferred into the VFA fermenter.

References

Rose, C., Parker, A., Jefferson, B., & Cartmell, E. (2015). The Characterization of Feces and Urine: A Review of the Literature to Inform Advanced Treatment Technology. Critical Reviews In Environmental Science And Technology, 45(17), 1827-1879. http://dx.doi.org/10.1080/10643389.2014.1000761