METHOD AND DEVICE FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE
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United States of America
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Jan 16, 2020
app pub date -
Jul 2, 2019
filing date -
Jul 2, 2019
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Abstract
A method and a device are provided for controlling an internal combustion engine, a knock sensor being provided for acquiring combustion signals of the internal combustion engine. Devices are also provided that, during running operation of the internal combustion engine, select operating ranges of the internal combustion engine that are suitable for a determination of fuel quality, and carry out a determination of the fuel quality in these ranges on the basis of signals of the knock sensor.
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