PRODUCTION OF BIOETHANOL BY SIMPLE BATCH FERMENTATION OF ACACIA ETBAICA (SERAW): A POTENTIAL BIOMASS RESOURCE FOR ERITREA

Socio-economic progress of a specific nation determined by the amended energy facilities.Electricity produced from Eritrea majorly relies on imported fossil Lash fuels.In the global scenario, recently bioethanol derived from lignocellulosic biomass sources has become a significant renewable energy form as a blended fuel for the transportation sector.Woodland forest covers totally 60% of the total land in Eritrea.

Acacia etbaica, a bushy wood plant native to Eritrea was selected as a feedstock for bioethanol production.Two stage fermentation of aerobic followed by anaerobic in the presence of yeast made potential to generate 3.9% (v/v) bioethanol from Acacia etbaica (Seraw) via multistage dilute H2SO4 pretreatment.Bioethanol was purified by a King Sleigh Storage Bed simple batch distillation and the first stage distillate was identified with 13 % of ethanol by UV spectrophotometer.

With a dedication of50,000 ha of land, Eritrea can harvest 45000 ton/year of Acacia etbaica biomass and subsequently produce 15620 lit/year of bioethanol for a 5 year crop rotation.

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