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TECHNICAL PAPERS

Experimental Nonlinear Dynamics of a Shape Memory Alloy Wire Bundle Actuator

[+] Author and Article Information
Michael J. Mosley, Constantinos Mavroidis

Department of Mechanical and Aerospace Engineering, Rutgers University, The State University of New Jersey, 98 Brett Road, Piscataway, NJ 08854-8058

J. Dyn. Sys., Meas., Control 123(1), 103-112 (Mar 13, 1999) (10 pages) doi:10.1115/1.1344243 History: Received March 13, 1999
Copyright © 2001 by ASME
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References

Figures

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Material crystalline arrangement during the shape memory effect
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Stress—strain relationship of a shape memory alloy
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Hysteresis loops in shape memory alloys
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SMA bundle experimental setup
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Step input response, 5 kg load
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Comparison of responses for two loads
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Responses under several step inputs
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Repeatability test, 16 volt step input, 12.5 kg load
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Response to 1 Hz, 20 volt mean, 5 volt amplitude input signal, 12.5 kg load
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Response to 1 Hz, 15 volt mean, 5 volt amplitude input signal, 12.5 kg load
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Response to 1 Hz, 18 volt mean, 5 volt amplitude input signal, 12.5 kg load
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Response to 1 Hz, 15 volt mean, 5 volt amplitude input signal, 12.5 kg load

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