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A method of statistically characterizing combustion knock events includes receiving signals from a sensing device such as an accelerometer, estimating at least one parameter of a probability distribution function based on the received signals, and calculating a value indicative of an r/h percentile based on the parameter to predict upcoming combustion knock events.
Michigan Technological University, Houghton, MI (US)
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Naber, Jeffrey D. and Rajagopalan, Satheesh Rajh, "Combustion knock detection and control through statistical characterization of knock levels" (2008). Michigan Tech Patents. 105.