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TECHNICAL PAPERS

Tension and Speed Regulation for Axially Moving Materials

[+] Author and Article Information
Siddharth P. Nagarkatti, Fumin Zhang

Department of Electrical and Computer Engineering, Clemson University, Clemson, SC 29634-0915

Christopher D. Rahn

Department of Mechanical Engineering, Clemson University, Clemson, SC 29634-0915e-mail: chris.rahn@ces.clemson.edu

Darren M. Dawson

Department of Electrical and Computer Engineering, Clemson University, Clemson, SC 29634-0915e-mail: darren.dawson@ces.clemson.edu

J. Dyn. Sys., Meas., Control 122(3), 445-453 (May 26, 1999) (9 pages) doi:10.1115/1.1286270 History: Received May 26, 1999
Copyright © 2000 by ASME
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References

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Figures

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Schematic diagram of the axially moving material system
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Control system block diagram
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Schematic diagram of the experimental setup
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PI-speed controller without tension feedback at x=0: (a) Material speed at x=0.ut(0,t) (solid line), desired material speed (dotted line), (b) material speed at x=L,ut(L,t) (solid line), desired material speed (dotted line), (c) material tension at x=0,P(0,t), (d) material tension at x=L,P(L,t), (e) torque applied to the motor at x=0,τ0(t), and (f) torque applied to the motor at x=L,τL(t).
Grahic Jump Location
PI-speed controller with tension feedback at x=0: (a) material speed at x=0,ut(0,t) (solid line), desired material speed (dotted line), (b) material speed at x=L,ut(L,t) (solid line), desired material speed (dotted line), (c) material tension at x=0,P(0,t), (d) material tension at x=L,P(L,t), (e) torque applied to the motor at x=0,τ0(t), and (f) torque applied to the motor at x=L,τL(t).
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Full-order controller: (a) Material speed at x=0,ut(0,t) (solid line), desired material speed (dotted line), (b) material speed at x=L,ut(L,t) (solid line), desired material speed (dotted line), (c) material tension at x=0,P(0,t), (d) material tension at x=L,P(L,t), (e) torque applied to the motor at x=0,τ0(t), and (f) torque applied to the motor at x=L,τL(t).

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