화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2011년 가을 (10/26 ~ 10/28, 송도컨벤시아)
권호 17권 2호, p.1480
발표분야 생물화공
제목 Optimization of fermentation conditions for bio-ethanol production from the waste from beer fermentation broth
초록 Currently the major source of energy in most of the countries is derived from fossil fuels. However, rapid depletion of its reserves and environmental hazards associated with its use has necessitated an urgent search for alternative energy sources to cater to the present day and future demands. Although many alternative fuels have been investigated but the remarkable inherent characteristics of ethanol has made it the best alternative fuel. Previously, we investigated the feasibility of production of bio-ethanol from the waste from beer fermentation broth (WBFB). The current study was undertaken to optimize various fermentation conditions for the maximum production of bio-ethanol from WBFB. The fermentations were carried out using 50 ml vials in static and shaking conditions at various temperatures ranging from 30 to 60ºC and using various concentrations of sediment. The results revealed that the ethanol production increase with increase in sediment concentration in the WBFB at relatively higher temperatures and in shaking conditions.
저자 하정환1, 강민경1, 김예지1, Taous Khan1, 박중곤2
소속 1경북대, 2COMSATS Institute of Information Technology
키워드 Bio-ethanol; Waste from beer fermentation broth
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