Device for determining fuel quality and corresponding method
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United States of America Patent
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Oct 31, 2006
Issued Date -
N/A
app pub date -
Apr 9, 2003
filing date -
Apr 18, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a device for determining the quality of fuel for an internal combustion engine, comprising a pressure sensor (1) for determining the pressure (p) inside a fuel tank and/or comprising a temperature sensor (4) for determining the temperature (T) inside a fuel tank. According to the invention, an evaluation unit (5) is provided for determining a quality value (Q), which depicts die quality of the fuel, based on the temperature (T) and/or the pressure (p) inside the fuel tank. Said evaluation unit is connected on the input side to the pressure sensor (1) and/or to the temperature sensor (4).
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