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Continuous alcoholic fermentation of blackstrap molasses

Abstract

The sugar concentration and the fermentation-cycle time can be related by an equation, theoretically justified, if it is assumed that the sugar consumption has a reaction rate of -1. Agitation is probably the rate-determining factor for continous alcohol fermentation. Penicillin increases the efficiency by preventing contamination. After 30 hours of fermentation, the penicillin concentration was 25 to 60% of the initial antibiotic concentration. Laboratory and plant-scale fermentations with 1.0 unit/ml of penicillin were studied and found favorable. An increase in the alcohol yield (4.8 to 19.5%) and a reduction of the acid production (17.0 to 66.6%) were observed. Penicillin did not affect the final yeast count or the fermentation time, and Leuconostoc contamination was inhibited by 8.0 units/ml.
Publication Date:
Jan 01, 1957
Product Type:
Journal Article
Reference Number:
EDB-80-122104
Resource Relation:
Journal Name: J. Agric. Food Chem.; (United States); Journal Volume: 5
Subject:
09 BIOMASS FUELS; ETHANOL; BIOSYNTHESIS; MOLASSES; FERMENTATION; BIOCHEMICAL REACTION KINETICS; PENICILLIN; SACCHAROSE; YEASTS; ALCOHOLS; ANTIBIOTICS; BIOCONVERSION; CARBOHYDRATES; DISACCHARIDES; DRUGS; FUNGI; HYDROXY COMPOUNDS; KINETICS; MICROORGANISMS; OLIGOSACCHARIDES; ORGANIC COMPOUNDS; PLANTS; REACTION KINETICS; SACCHARIDES; SYNTHESIS; 090222* - Alcohol Fuels- Preparation from Wastes or Biomass- (1976-1989); 140504 - Solar Energy Conversion- Biomass Production & Conversion- (-1989)
OSTI ID:
5085424
Research Organizations:
Univ. of Sao Paulo, Brazil
Country of Origin:
United States
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: JAFCA
Submitting Site:
IEA
Size:
Pages: 610-616
Announcement Date:
Nov 01, 1980

Citation Formats

Borzani, W, and Aquarone, E. Continuous alcoholic fermentation of blackstrap molasses. United States: N. p., 1957. Web. doi:10.1021/jf60078a010.
Borzani, W, & Aquarone, E. Continuous alcoholic fermentation of blackstrap molasses. United States. https://doi.org/10.1021/jf60078a010
Borzani, W, and Aquarone, E. 1957. "Continuous alcoholic fermentation of blackstrap molasses." United States. https://doi.org/10.1021/jf60078a010.
@misc{etde_5085424,
title = {Continuous alcoholic fermentation of blackstrap molasses}
author = {Borzani, W, and Aquarone, E}
abstractNote = {The sugar concentration and the fermentation-cycle time can be related by an equation, theoretically justified, if it is assumed that the sugar consumption has a reaction rate of -1. Agitation is probably the rate-determining factor for continous alcohol fermentation. Penicillin increases the efficiency by preventing contamination. After 30 hours of fermentation, the penicillin concentration was 25 to 60% of the initial antibiotic concentration. Laboratory and plant-scale fermentations with 1.0 unit/ml of penicillin were studied and found favorable. An increase in the alcohol yield (4.8 to 19.5%) and a reduction of the acid production (17.0 to 66.6%) were observed. Penicillin did not affect the final yeast count or the fermentation time, and Leuconostoc contamination was inhibited by 8.0 units/ml.}
doi = {10.1021/jf60078a010}
journal = []
volume = {5}
journal type = {AC}
place = {United States}
year = {1957}
month = {Jan}
}