Stabilization of a rotating geometrically exact rod

Thomas A Posbergh, Yong Ren Pu, Rongze Zhao

Research output: Contribution to journalConference articlepeer-review

Abstract

The problem of stabilization of the uniform rotation of a geometrically exact rod is investigated. A three dimensional, geometrically exact rod model including shear, extension, torsion and flexure is stabilized by means of a feedback torque applied to the boundary. The energy-momentum method of stability analysis is used as the basis of the feedback control design. The result shows that there exist critical rotation rates associated with the internal vibrations which cannot be removed by torque feedback. An example is presented for the case of uniform axial rotation.

Original languageEnglish (US)
Pages (from-to)2483-2487
Number of pages5
JournalProceedings of the American Control Conference
Volume4
StatePublished - 1995
EventProceedings of the 1995 American Control Conference. Part 1 (of 6) - Seattle, WA, USA
Duration: Jun 21 1995Jun 23 1995

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