The transesterification reactions of four different vegetable oils (sunflower, rapeseed, olive oil and used frying oil …-step transesterification reaction, followed by purification. The effects of the mass ratio of catalyst to oil (0.25 – 1.5%), the molar ratio of … reaction parameters. The optimal conditions for first stage transesterification were an ethanol/oil molar ratio of 12:1, NaOH …

, transesterification of beauty leaf oil to produce biodiesel has been investigated. A two-step biodiesel conversion method consisting of … generation biodiesel source due to high seed oil content, high fruit production rate, simple cultivation and ability to grow in a … potential of this biodiesel feedstock is still unrealized, and little research has been undertaken on it. In this study …

– in the transesterification conversion to biodiesel. It was found that the conversion efficiency of the waste oil using …Biodiesel has attracted increasing interest and has proved to be a good substitute for fossil-based fuels due to its … shown that biodiesel is a better fuel than the fossil-derived diesel in terms of engine performance, emissions reduction …

Biodiesel production from microalgae is being widely developed at different scales as a potential source of renewable … methods for microalgae isolation and selection for traits that maybe most relevant for commercial biodiesel production. A …

In biodiesel production, the vegetable oil used as raw material for transesterification should be free of water and … free fatty acids (FFAs), which may consume catalyst and reduce catalyst efficiency. In this work biodiesel was prepared … transesterification of glyceride with methanol occurred simultaneously. The effects of the mass ratio of methanol to AO, the operation …

The apparent activation energy of transesterification of soybean oil with methanol was investigated by the use of …