Estimation of modal parameters of a beam under random excitation using a novel 3D continuously scanning laser Doppler vibrometer system and an extended demodulation method
Ke Yuan, Weidong Zhu
Topics & Concepts
Laser Doppler vibrometerDemodulationLaser scanning vibrometryAcousticsModal testingVibrationModal analysisBeam (structure)Filter (signal processing)OpticsNoise (video)Fast Fourier transformModalDoppler effectOperational Modal AnalysisEngineeringPhysicsLaserComputer scienceMaterials scienceAlgorithmChannel (broadcasting)Laser power scalingTelecommunicationsElectrical engineeringAstronomyArtificial intelligenceImage (mathematics)Polymer chemistryStructural Health Monitoring TechniquesOptical measurement and interference techniquesAdvanced Measurement and Metrology Techniques