专利名称:DETECTING DEVICE AND DETECTING
METHOD
发明人:Kazuo Tsuchiya申请号:US14286901申请日:20140523
公开号:US20140257670A1公开日:20140911
专利附图:
摘要:A detecting device () detects a combustion state of an internal combustionengine () that transmits power via a crankshaft (). The detecting device () includes acalculation unit () that calculates a mass burn fraction by detecting a crank angle, on the
basis of a frequency component showing a state change amount of a state change of adetection target according to a change in a cylinder pressure depending on a combustioncycle of the engine (), and including a harmonic wave component of a fundamental waveof the frequency component.
申请人:Meiji University
地址:Tokyo JP
国籍:JP
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