Design of an Adaptive Vibration Absorber to Reduce Electrical Transformer Structural Vibration

[+] Author and Article Information
Simon G. Hill, Scott D. Snyder

Department of Mechanical Engineering, Adelaide University, Adelaide 5005, Australia

J. Vib. Acoust 124(4), 606-611 (Sep 20, 2002) (6 pages) doi:10.1115/1.1500338 History: Received February 01, 2001; Revised April 01, 2002; Online September 20, 2002
Copyright © 2002 by ASME
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Primary system and absorber schematic
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Frequency response with a well tuned absorber
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Theoretical response for different amounts of damping
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Absorber Modes, clockwise from top left, mode 1, 2, 3, 4, 5 and 6. Modal frequencies 95, 105, 196, 204, 295, 304 Hz.
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Tuning Mode three and four
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Tuning Mode five and six
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Absorber higher order modes with plate response
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Experimental setup for beam testing
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Notch at beam resonance
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Transformer measurement locations
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X-axis vibration reduction
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Y-axis vibration reduction



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