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 …

using chemical and enzymatic transesterification of rice bran and sunflower oils. Optimal biodiesel yields were determined …The current study describes the emphatic use of response surface methodology for the optimized biodiesel production ….7%, 92.5 ± 2.8%, 72.6 ± 1.6% and 50.4 ± 2.5% for sunflower oil via the transesterification catalyzed by NaOH, KOH and NaOCH …

applied entrapped lipase to the synthesis of biodiesel with soybean oil or waste cooking oil as a feedstock. The effects of ….6 °C, substrate molar ratio of 4.3%, and 75% <i>n</i>-hexane. The predicted and experimental values of biodiesel conversion …

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 …

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 …