Production ofBioethanol by Fermentation and Distillation Process from cassava skin

AGUSTYA, PRANA (2011) Production ofBioethanol by Fermentation and Distillation Process from cassava skin. Undergraduate thesis, Undip.

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Abstract

Bioethanol is ethanol that made by biomass containing with sugar components, starch, or cellulose. Bioethanol is usually used to an ingridient for making liquor, for medical purposes, as a solvent, and that are popular today is the use of bioethanol as an altenative fuel. The use of bioethanol as a fuel mixed with gasoline is called gasohol. Cassava is a plant that has a native habitat in tropical forests, but these plants can thrive in both lowland and high. Skin of Cassava without knowing the season, so easy to find throughout the year.Skin Cassavacontain a large enough glucose so it can be used as a base for the manufacture bioethanol. Making bioethanol with the basic ingredients of this cassava skin through three stages of the process in the process of hydrolysis, fermentation and distillation. Hydrolysis process carried out to decompose starch into reducing sugars to be fermented into bioethanol.The process of fermentation convert glucose into ethanol with the aid of bacteria contained in cereviceae Saccharomyces yeast bread. The process of distillation is a purification process to increase the levels of ethanol produced in fermentation processes. The reactor consists of a series of bioethanol fermentation tanks and distillation equipment that includesaseriesoftanksor tank distilator heating and condenser. For bioethanol the experiment results, it can be concluded that the more the amount of glucose produced higher levels of alcohol obtained. From the results of experiments on the manufacture of bioethanol from the cassava skin with a variable amount of glucose content of 29%, 36%, 40%, 50% and 58% obtained the highest alcohol content of bioethanol with 53% of the fifth variable with a glucose content of 58%.. Keywords : bioethanol, Sacharomyces cereviceae, cassava skin flour

Item Type:Thesis (Undergraduate)
Subjects:T Technology > TP Chemical technology
Divisions:Faculty of Engineering > Diploma in Chemical Engineering
Faculty of Engineering > Diploma in Chemical Engineering
ID Code:32141
Deposited By:Mrs Pudja D3 Teknik Kimia
Deposited On:30 Dec 2011 13:53
Last Modified:30 Dec 2011 13:53

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