Polygons and Polynomials as Synoptic Tools for System Guidance

p. 325-340

Résumé

The purpose of this study is to construct a powerful topography for recording the evolution of any compound system composed of (n) subsystems. The essential idea is based on the fact that any regular (n) polygon (with n sides) acts as a vector operator which transforms the plane in a union of (n) concentric isosceles triangles wherein a complex phasor is inserted. Covariant and contravariant axes are introduced in each phasor to obtain equivalence with Bond-Graphs. In each triangle we can follow the behaviour of the correspondent subsystems by building their power balance.

The circular polynomials : Pn(θ) = Πk [ak(θ – k2π/n)] play as an algebraic carrier for the transformation of the plane into a (n) star (with n branches). We represent any system working by a variable power triangle. The system coupling increases the stability, and accordingly we will choose the electrical machine as a particular anticipation modeling.

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Jean Alphonse Doucet, « Polygons and Polynomials as Synoptic Tools for System Guidance », CASYS, 21 | 2008, 325-340.

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Jean Alphonse Doucet, « Polygons and Polynomials as Synoptic Tools for System Guidance », CASYS [En ligne], 21 | 2008, mis en ligne le 13 September 2024, consulté le 20 September 2024. URL : http://popups.lib.uliege.be/1373-5411/index.php?id=3266

Auteur

Jean Alphonse Doucet

Haute Ecole Rennequin Sualem, Département des Ingénieurs Industriels, Quai Gloesener 6 , B-4020 Liège, Belgium

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