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TECHNICAL PAPERS

Spatially Continuous Power Flow Using a Scanning Laser Doppler Vibrometer

[+] Author and Article Information
Jonathan D. Blotter

Mechanical Engineering Department, Brigham Young University, Provo, UT 84602-4201e-mail: jblotter@byu.edu

Robert L. West

Department of Mechanical Engineering, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061-0238e-mail: westrl@vt.edu

Scott D. Sommerfeldt

Department of Physics and Astronomy, Brigham Young University, Provo, UT 84602e-mail: s_sommerfeldt@byu.edu

J. Vib. Acoust 124(4), 476-482 (Sep 20, 2002) (7 pages) doi:10.1115/1.1497363 History: Received August 01, 2001; Revised December 01, 2001; Online September 20, 2002
Copyright © 2002 by ASME
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References

Figures

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Photograph of the Ometron SLDV
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Data acquisition setup schematic
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Generalized force definitions
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Simply supported plate experimental setup
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Power-flow vector plot and velocity field at 79.0 Hz
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Net power flow crossing the control volume at 79.0 Hz
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Power-flow vector plot and velocity field at 311.0 Hz
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Net power flow crossing the control volume at 311.0 Hz

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