Production of Biodiesel from Cooking Oil Using CaO Catalyst

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Transesterification method was carried out in biodiesel production from cooking oil (CO). Calcium oxide (CaO) was selected as the best catalyst. This study investigated the effects of percentage conversion of oil to biodiesel from methanol to oil molar ratio and catalyst amount. Brunauer, Emmett and Teller (BET) test method was used to analyze the surface area. The results obtained showed that using 200°C calcined CaO catalyst, 76.67 % biodiesel was successfully converted from oil. This indicates that the cooking oil (CO) has potential to become a future source of biodiesel. 0.5 w/w% catalyst dosages, 3:5 oil to methanol molar ratio and 65°C reaction temperature are the best condition for the biodiesel conversion from oil. This study also shows that conversion of cooking oil is significantly affected by methanol to oil molar ratio and catalyst amount.

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518-522

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July 2015

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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