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U.S. Department of Energy
Office of Scientific and Technical Information

Fuels from sugar crops. First quarterly report

Technical Report ·
OSTI ID:6941130
The primary objectives of the present study are to evaluate the feasibility of reducing the costs of fermentable sugars derived from sugar crops and to increase their availability for the following methods: (1) close space of sugar crops; (2) production of sweet sorghum varieties high in fermentable sugar, regardless of table sugar prospects; and (3) harvesting and processing of the entire aerial part of sugarcane and/or sweet sorghum. Close row spacing of sugarcane is under investigation in Florida and Louisiana. Preliminary research indicates that the cost of this sugarcane may be approximately 30 percent less than that of conventional cane. In addition, tests have shown that the close-spaced sugarcane has virtually the same content of fermentable sugars as does conventional cane. Close-spacing of sweet sorghum is being studied in Louisiana and Texas with record yields being obtained in field tests. The material and energy balances of a facility to process 8,200 metric tons/day of sugarcane into ethanol, stillage, and electricity leads to the preliminary conclusion that more than enough biomass will be available to make the facility energy self-sufficient. The mechanical difficulties of a novel rind/pith separation system have been corrected and an economic analysis of the systems is being made. (JSR)
Research Organization:
Battelle Columbus Labs., OH (USA)
OSTI ID:
6941130
Report Number(s):
TID-28414
Country of Publication:
United States
Language:
English