Quantitative detection of multiple damages in wind turbine blade based on the operating deflection shape and natural frequencies
Hu Jiang, Yongying Jiang, Jiawei Xiang
Topics & Concepts
Turbine bladeNatural frequencyVibrationDeflection (physics)Structural engineeringFinite element methodLaser Doppler vibrometerAcousticsResidualNormal modeTurbineComputer scienceEngineeringMechanical engineeringLaserOpticsAlgorithmPhysicsDistributed feedback laserStructural Health Monitoring TechniquesUltrasonics and Acoustic Wave PropagationOptical measurement and interference techniques