of various reaction conditions on the quantity and quality of biodiesel (yield, purity, acid number, carbon residue, free … independent experiments and they are able to predict the biodiesel quantity and quality in the range of the reaction conditions …

, high grade biodiesel was produced from microalgae (Nannochloropsis oculata) derived lipids via transesterification reaction …Biodiesel is an environmental friendly liquid fuel similar to conventional diesel in combustion properties. It has … received international attention in recent times, as that biodiesel is renewable, non-toxic and safe to store. In this study …

The potential of Jatropha curcas seed oil for biodiesel production is well recognized. Lipase transesterification of … enzymatic transesterification. This study investigated the impact of methanol adding on transesterification efficiency for … bonds of linoleic acid (C18:2) on methanolytic transesterification by both adding methods. …

A design was developed for the transesterification reaction of non-edible Jatropha Curcas oil using a heterogeneous … method for transesterification processes. In this study, the effects of stoichiometric composition and surface … characteristics on the transesterification activity of MgO–ZnO were investigated. The catalysts exhibited high catalytic activity (∼80 …

magnetic separation. Both catalysts were used for the catalytic transesterification of soybean and Jatropha oils to biodiesel … transesterification. The magnetism was further strengthened by reducing its component of Fe2O3 to Fe3O4–Fe under H2 atmosphere for better …. The highest biodiesel yields for soybean oil of 85.4% and 83.5% were obtained over the weak and strong magnetic catalysts …

chemical plant as a transesterification agent and sodium hydroxide as a catalyst. The yield and heating value of the biodiesel …In this study, we produced biodiesel by utilising waste cooking oil as a raw material, unrefined methanol produced by a … produced with unrefined methanol were respectively 1.09% and 0.23 MJ/kg higher than those of the biodiesel prepared with pure …

Effects of variation in biodiesel fuel properties on engine performance are not completely understood and there is a … need for further research. A review of literature studies on biodiesel engine performance and emissions is presented here … reported on the effects of biodiesel oxidation, and antioxidant additives. It is well known that physical properties of …

This work focuses on the development of heterogeneous catalysts for biodiesel production from high free fatty acid (FFA …) containing Jatropha curcas oil (JCO). Solid base and acid catalysts were prepared and tested for transesterification in a batch …-step simultaneous esterification and transesterification. More soap formation was found to be the main problem for calcium oxide (CaO …

Heterogeneous basic catalysts can be used for biodiesel production. The performances of several types of such materials …

Biodiesel either in neat form or as a mixture with diesel fuel is widely investigated to solve the twin problem of …, emission and combustion characteristics of biodiesel derived from non edible Jatropha oil in a dual fuel diesel engine with … found to be higher. However, HC, CO and CO2 and smoke were found to be lower with Jatropha biodiesel fuel. NOx emissions on …