Identification Uncertainties of Bending Modes of an Onshore Wind Turbine for Vibration-Based Monitoring

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Criterion</td><td class="align_center">Minimum</td><td class="align_center">Maximum</td><td class="align_center">Max standard deviation</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Power in kW</td><td class="align_center">0</td><td class="align_center">—</td><td class="align_center">—</td></tr><tr><td class="align_left">Pitch angle in degree</td><td class="align_center">−2</td><td class="align_center">25</td><td class="align_center">2.5</td></tr><tr><td class="align_left">Nacelle angle in degree</td><td class="align_center">—</td><td class="align_center">—</td><td class="align_center">0.3</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Data selection criteria based on 10 minutes aggregated SCADA data.</div>

Structural Control and Health Monitoring

tab3

Table 3

Table 3: Identification Uncertainties of Bending Modes of an Onshore Wind Turbine for Vibration-Based Monitoring 