Binary Blends of Biodiesel from Macauba (Acroomia aculeata) Kernel Oil with Other Biodiesels
segunda-feira, abril 23, 2018
Authors: Willian L. G. da Silva,a
Acacia A. Salomão,a
Patricia T. de Souza,a,b Marina Ansolinb
and
Matthieu Tubino
Abstract
Macauba is a palm tree which provides large amount of oil. Particularly its oil from the kernel
presents excellent stability to oxidation as it is mainly constituted by saturated organic chains.
This stability is inherited by the biodiesel prepared with this oil. Paradoxically, contrarily to the
expectation as it is mainly constituted by saturated esters, the biodiesel prepared from the macauba
kernel oil presents low cold filter plugging point (CFPP). This can be understood on the basis of the
high level of content of saturated esters with relatively short carbon chain.
Considering these two
properties of the biodiesel prepared from the macauba kernel oil, i.e., excellent oxidation stability
and low CFPP, it was studied if such characteristics could be transferred to blends constituted by
it and another vegetable oil. Blends with biodiesels from soy, corn, macauba pulp and fry oil were
studied and it was observed that, indeed, partial transference occurs, meaning that the inconvenient
characteristics of such biodiesels were favorably ameliorated, allowing the use, as fuels, of the
biodiesels prepared from other oils which original properties do not attaint the quality specified
by the regulatory agencies.
0 comentários
Agradecemos seu comentário! Volte sempre :)