Dual use hydrocarbon fuel composition
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Abstract
A hydrocarbon fuel composition which is suitable for sue in a fuel cell apparatus and an internal combustion engine comprises at least one saturated aliphatic hydrocarbon having 4 to 12 carbon atoms, and is characterised by an olefin content of less than 20% by volume, an aromatics content of less than 42% by volume, a final boiling point (fop) of less than 215° C., and a sulphur content of less than 20 ppm.
26 Citations
74 Claims
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1-47. -47. (canceled)
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48. A method of fuelling a fuel cell apparatus, said method comprising:
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(a) providing a fuel composition comprising at least one saturated aliphatic hydrocarbon having 4 to 12 carbon atoms, and having;
an olefin content of less than less than 20% by volume, an aromatics content of less than 35% by volume, a final boiling point (fbp) of less than 215°
C.,a sulphur content of less than 20 ppm, a Motor Octane Number of at least 80, and a Research Octane Number of at least 90;
(b) providing a fuel cell apparatus comprising a conversion unit and a fuel cell unit;
(c) introducing the fuel composition into the conversion unit;
(d) operating the conversion unit to convert at least some of the fuel composition into a product stream comprising hydrogen; and
(e) introducing the hydrogen produced in the conversion unit into the fuel cell unit. - View Dependent Claims (49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74)
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Specification