Vapor Pressures of Alcohol-Gasoline Blends
Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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Vapor Pressures of Alcohol-Gasoline Blends. / Andersen, Vibeke Friis; Andersen, J.E.; Wallington, T.J.; Mueller, S.A.; Nielsen, Ole John.
I: Energy & Fuels, Bind 24, Nr. 6, 2010, s. 3647-3654.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Vapor Pressures of Alcohol-Gasoline Blends
AU - Andersen, Vibeke Friis
AU - Andersen, J.E.
AU - Wallington, T.J.
AU - Mueller, S.A.
AU - Nielsen, Ole John
PY - 2010
Y1 - 2010
N2 - Reid vapor pressures (RVPs) were determined for alcohol−gasoline blends containing 5−85% by volume of methanol, ethanol, 1-propanol, 2-propanol, 1-butanol, 2-butanol, i-butanol (2-methyl-1-propanol), and t-butanol (2-methyl-2-propanol). The results are compared to literature data. Most alcohols form near-azeotropic mixtures with hydrocarbons in gasoline that affect the vapor pressure of the blend in a non-ideal manner. In addition, vapor pressures of dual-alcohol blends with gasoline containing a range of ethanol and 1-butanol volume percentages were determined. We demonstrate a simple method to prepare dual-alcohol−gasoline blends with RVPs indistinguishable from that of the base gasoline. It may be advantageous to use alcohols in addition to ethanol in the form of dual- or multi-alcohol blends as these become available in larger scale in the future.
AB - Reid vapor pressures (RVPs) were determined for alcohol−gasoline blends containing 5−85% by volume of methanol, ethanol, 1-propanol, 2-propanol, 1-butanol, 2-butanol, i-butanol (2-methyl-1-propanol), and t-butanol (2-methyl-2-propanol). The results are compared to literature data. Most alcohols form near-azeotropic mixtures with hydrocarbons in gasoline that affect the vapor pressure of the blend in a non-ideal manner. In addition, vapor pressures of dual-alcohol blends with gasoline containing a range of ethanol and 1-butanol volume percentages were determined. We demonstrate a simple method to prepare dual-alcohol−gasoline blends with RVPs indistinguishable from that of the base gasoline. It may be advantageous to use alcohols in addition to ethanol in the form of dual- or multi-alcohol blends as these become available in larger scale in the future.
U2 - 10.1021/ef100254w
DO - 10.1021/ef100254w
M3 - Journal article
VL - 24
SP - 3647
EP - 3654
JO - Energy & Fuels
JF - Energy & Fuels
SN - 0887-0624
IS - 6
ER -
ID: 21086723