On the Modal Testing of Microstructures: Its Theoretical Approach and Experimental Setup

[+] Author and Article Information
Yuan-Fang Chou, Li-Chung Wang

Department of Mechanical Engineering, National Taiwan University, Taipei, Taiwan 10617, Republic of China

J. Vib. Acoust 123(1), 104-109 (Aug 01, 2000) (6 pages) doi:10.1115/1.1320814 History: Received October 01, 1999; Revised August 01, 2000
Copyright © 2001 by ASME
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The modal testing system designed for investigating microstructures
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The L-shaped plate used for testing
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The modified function ν̃Ay(ω)/(ω2ν̃u(ω)) and its corresponding coherence function obtained from measured velocities
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The modified function (ν̃Bx(ω)/ν̃u(ω)−1)/ω2 and the coherence function for ν̃Bx(ω)/ν̃u(ω) obtained from measured velocities
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The fitted mode shapes and natural frequencies
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Mode shapes and natural frequencies obtained from finite element analysis
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The synthesized receptance function HAByx(ω)




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