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Caterpillar Inc
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Caterpillar Inc
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Publication of FR2647211A1publicationCriticalpatent/FR2647211A1/fr
G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
G01H3/10—Amplitude; Power
G01H3/12—Amplitude; Power by electric means
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Measurement Of Mechanical Vibrations Or Ultrasonic Waves
(AREA)
FR9005911A1989-05-161990-05-11Appareil et procede pour la mesure automatique de la puissance sonore emise par une source de bruit
PendingFR2647211A1
(fr)
Procede de surveillance des deformations d'un élement tournant par un dispositif de surveillance a fibre optique, et eolienne munie d'un tel dispositif