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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2018
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Article
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Tab 1
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Research Article
Flutter Test Data Processing Based on Improved Hilbert-Huang Transform
Table 1
Modal parameters of 3DOF system.
ā
The first modal
The second modal
The third modal
Natural frequency (Hz)
50
70
150
Damping ratio (%)
1.0
0.7
0.3