Electricity: motive power systems – Switched reluctance motor commutation control
Reexamination Certificate
2005-01-11
2005-01-11
Leykin, Rita (Department: 2837)
Electricity: motive power systems
Switched reluctance motor commutation control
C318S132000, C318S434000, C324S207160, C324S207200, C340S671000
Reexamination Certificate
active
06841958
ABSTRACT:
A device for controlling an electronically switched motor comprising a coder (2) provided with a main multipole track (2a) and a so-called “revolution pip” multipole track (2b), the said tracks each comprising N identical sectors (2c) angularly distributed respectively over the entire circumference of the said tracks, the sectors (2c) of the revolution pip track (2b) each comprising M angularly distributed singularities (2b1), the M singularities (2b1) being distributed angularly so that the revolution pip signal (C) is arranged so as, in combination with the signals A and B, to define binary sequences of angular length less than that of the sectors (2c) and which represent the absolute angular position of the coder (2) on a sector (2c). The invention also relates to a bearing and a motor equipped with such a device, as well as a method for controlling such a motor.
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Desbiolles Pascal
Duret Christophe
Arent Fox
Leykin Rita
S.N.R. Roulements
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