Structural health monitoring of towers and blades for floating offshore wind turbines using operational modal analysis and modal properties with numerical-sensor signals
Sign Up to like & getrecommendations! Published in 2019 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2019.106226
Abstract: Abstract In the present study, a structural health monitoring (SHM) method for floating offshore wind turbines (FOWTs) is suggested and tested using operational modal analysis (OMA) with numerical-sensor signals. The numerical accelerometer signals along the… read more here.
Keywords: sensor signals; health monitoring; numerical sensor; modal ... See more keywords
A ballistocardiogram dataset with reference sensor signals in long-term natural sleep environments
Sign Up to like & getrecommendations! Published in 2024 at "Scientific Data"
DOI: 10.1038/s41597-024-03950-5
Abstract: To facilitate unobtrusive and continuous sleep monitoring and promote intelligent sleep quality assessment, we present a dataset that includes multiple nights of continuous ballistocardiogram (BCG) data collected using piezoelectric film sensors from 32 subjects in… read more here.
Keywords: reference sensor; sleep environments; sensor signals; reference ... See more keywords
Analytical integration of the heater and sensor 3ω signals of anisotropic bulk materials and thin films
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Applied Physics"
DOI: 10.1063/5.0151725
Abstract: We derive and analytically integrate the models for the heater and sensor 3ω signals of the temperature field of anisotropic bulk materials and thin films. This integration is done by using the Fourier transform and… read more here.
Keywords: heater; integration; anisotropic bulk; sensor signals ... See more keywords
Johnson Counter-Based Multiphase Generation for VCO-Based ADC for Direct Digitization of Low Amplitude Sensor Signals
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3265121
Abstract: Voltage-controlled oscillator (VCO)-based analog-to-digital converter (ADC) have been used for the direct digitization of sensor signals. This article proposes a Johnson counter (JC) based multiphase generation for VCO-based ADC for direct digitization of low amplitude… read more here.
Keywords: direct digitization; johnson counter; sensor signals; vco based ... See more keywords
Automatic Calibration of Piezoelectric Bed-Leaving Sensor Signals Using Genetic Network Programming Algorithms
Sign Up to like & getrecommendations! Published in 2021 at "Algorithms"
DOI: 10.3390/a14040117
Abstract: This paper presents a filter generating method that modifies sensor signals using genetic network programming (GNP) for automatic calibration to absorb individual differences. For our earlier study, we developed a prototype that incorporates bed-leaving detection… read more here.
Keywords: automatic calibration; sensor signals; using genetic; signals using ... See more keywords