Non-invasive measurement of lubricating oil viscosity using an ultrasonic continuously repeated chirp shear wave.
Ultrasonics(2019)
摘要
•Use of a continuously repeated chirp to form a pseudo-standing wave for viscosity measurement.•In-situ real time Newtonain viscosity measurement using non-invasive ultrasound.•Shear standing wave used to increase sensitivity of viscosity measurement.•Acoustic matching layer significantly improves ultrasonic viscosity measurement.
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关键词
Ultrasonic viscometry,Newtonian,Standing wave, Ultrasound,Viscosity measurement
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