Sequential Calibration Method of Nonlinear Errors of PIGA on Counter-Rotating Platform Centrifuge
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2020.3022441
Abstract: This article proposes a new method for calibrating nonlinear errors of pendulous integrating gyro accelerometer (PIGA) on the precision centrifuge with a counter-rotating platform, which can provide both constant and harmonic input accelerations. First, by… read more here.
Keywords: calibration; centrifuge; counter rotating; nonlinear errors ... See more keywords
Nonlinear errors induced by intermodulation in heterodyne laser interferometers.
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DOI: 10.1364/ol.42.000427
Abstract: A striking abnormal harmonic is detected in the measurement signal spectrum of a heterodyne laser interferometer, which deviates from the conventional frequency-domain model. A nonlinearity model based on intermodulation is proposed to explain this abnormality… read more here.
Keywords: nonlinear errors; errors induced; heterodyne laser; intermodulation ... See more keywords