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Improved Modal Assurance Criterion using a quantification of identification errors per mode/sensor

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Academic year: 2021

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Figure

Figure 1: Test configuration with automated impact and 3D scanning vibrometer measurement
Figure 2 shows transfer functions for representative sensors. The mode of interest is the last of the band (near 2473 Hz shown as a vertical dotted line)
Figure 3: Visualization of two modeshapes in the normal direction. Modes 4 left and 14 right.
Figure 5: Top : error in the x, y and z direction for mode 14. Bottom: contribution in the same directions.
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