According to Phillip Savage, principal investigator on the $2-million National Science Foundation grant that supports this project, We heat [an algae soup] to about 3000F (~150C) and keep the water at high enough pressure to keep it liquid as opposed to steam.
350 inform June 2010, Vol. 21 (6) Southeast Asia, as saying, “From livestock (inform 20:295, 2009). An eight-month trial jobs has led to the decline in farming. Thus, to aquaculture, producers in southeast Asia of the BEI mechanical system for harvest- fallow land is available for growing algae. have come to realize DDGS keeps feed ing jatropha has since been conducted on Tsukuba University has invited Toyota costs low without affecting feed quality and the Agroipsa Farm in Coluteca, Honduras. Motor Corp. and refiner Idemitsu Kosan animal performance.” The study area is a 550-hectare plantation Co. to join the study, but neither company As a first-ever event, 858 MT of DDGS of three-year-old jatropha. Max Lint, BEI has yet reached a decision. General Motors were shipped to Cambodia in February 2010, International president, told BiofuelsDigest. Corp. is already working in a five-year part- for use in Thai- and Vietnamese-operated com, “We are currently working on a jatro- nership with the US Department of Energy feed mills located there, said the USGC. pha harvester sale in Hawaii and another to develop jatropha oil as a feedstock for in Brazil.” biodiesel in India BEI market materials claim their sway JATROPHA picking mechanism has the ability either to harvest all fruit at one time or to harvest In March the Japanese Cabinet called for expanding renewable energy to supply 10% of the country’s energy needs by Brookhaven, SG selectively. If selective harvest is chosen, 2020. only ripe fruit will be collected, leaving the Biofuels agree to balance for a future harvest. Up to 3 acres (1.2 hectares) per hour can be harvested with Hydrothermal partner their equipment, equaling a fuel savings of up to 66%. processing for Brookhaven National Laboratory (BNL; Upton, New York, USA) and SG Biofuels The company calculates that harvest of 1 acre of jatropha in 1 hour would require algae (Encinitas, California, USA) agreed in April 3,125 people, or one BEI sway harvester. Researchers at the University of Michigan to establish a partnership to accelerate the Expressed another way, 500 person-hours (U of M; Ann Arbor, USA) are investigat- analysis and testing of oil produced on SG’s are needed to pick 1 ton (0.9 metric ton) of ing a hydrothermal process for converting Latin American jatropha plantations. BNL jatropha seed. microalgae to fuel. The conventional tech- is expanding its research and focus on jat- A pruning mechanism also can be nique involves cultivating special oily types ropha as a sustainable, low-cost source of mounted on the harvester, allowing the of algae, drying the algae, and then extract- biofuel feedstock. driver a choice of pruning while finishing ing their oil. Jatropha oil will be blended with resid- the harvest or at any later time. The hydrothermal process being inves- ual oil combusted in a commercial boiler that tigated at the U of M allows researchers to ALGAE has been used by BNL to test other biofuel
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