Use of rotary optical encoder for firing detection in a spark ignition engine

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• 作者：Sankar kumar Roy^a ; ^{sankar.roy@nitp.ac.in} ; A.R. Mohanty^b ; ^{amohanty@mech.iitkgp.ernet.in}
• 关键词：Rotary optical encoder ; Instantaneous angular speed ; Laser vibrometer signal ; Gasoline engine ; Complementary ensemble empirical mode decomposition ; Short time Fourier transform
• 刊名：Measurement
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：98
• 期：Complete
• 页码：60-67
• 全文大小：2281 K
• 卷排序：98

文摘

An algorithm is developed for firing detection of spark ignition engine. CEEMD and STFT are combined in the algorithm for better detection. Efficacy of Instantaneous angular speed and laser vibrometer signal are compared. Instantaneous angular speed can detect better engine firing.