Nonlinear Amp-Air Wind Turbine Assembly

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Details

This test was performed in summer 2014.

Photos

  • 3-Bladed Rotor Assembly

    3-Bladed Rotor Assembly

  • 1-Bladed Rotor Assembly

    1-Bladed Rotor Assembly

Data and Geometry

Data from the three bladed test has been uploaded, single blade test and geometry file forthcoming. High level hits were taken at three driving point locations on the hub of the system.

3-Bladed Test

Results

This data has been screened for potential nonlinear traits using the ZEFFT and Hilbert Transform algorithms. Examples below show results for the 5th mode.

  • ZEFFT Spectrum 5th Mode

    ZEFFT Spectrum 5th Mode

  • Damping vs. Velocity Amplitude 5th Mode

    Damping vs. Velocity Amplitude 5th Mode

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