Electricity: motive power systems – Switched reluctance motor commutation control
Reexamination Certificate
2005-10-18
2005-10-18
Duda, Rina (Department: 2837)
Electricity: motive power systems
Switched reluctance motor commutation control
C318S132000, C318S434000, C318S432000, C318S720000
Reexamination Certificate
active
06956341
ABSTRACT:
Two inverters (INV1, INV2) supply phase currents to three-phase coils (Y1, Y2). Although two phase currents must conventionally be measured and four current sensors are thus required, according to the present invention, the number of phase currents to be measured is reduced as a result of use of an observer for phase current estimation.
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Fuma Hiroo
Inaguma Yukio
Nakai Hideo
Nakamura Seiji
Duda Rina
Kabushiki Kaisha Toyota Chuo Kenkyusho
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Toyota Jidosha & Kabushiki Kaisha
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