Systems and methods involving permanent magnet electric...

Details Systems and methods involving permanent magnet electric... Systems and methods involving permanent magnet electric...

2011-03-22

2011-03-22

Masih, Karen (Department: 2837)

Electricity: motive power systems

Induction motor systems

Primary circuit control

C318S799000, C318S490000

Reexamination Certificate

active

07911176

ABSTRACT:
A method for determining rotor position comprising sending a signal to a stator, receiving a first signal indicative of a first estimated stator inductance, and receiving a second signal indicative of a second estimated stator inductance. The method further includes, calculating a first rotor position angle using a function including the first estimated stator inductance and the second estimated stator inductance.

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patent: 5371458 (1994-12-01), Heikkila
patent: 6369541 (2002-04-01), Albert
patent: 2002/0125783 (2002-09-01), Morinigo
patent: 2007/0252587 (2007-11-01), Stauder et al.
patent: 10311028 (2004-10-01), None
patent: 0793337 (1997-09-01), None
European Search Report for EP Application No. 09166035; Search Report completed Oct. 8, 2009.

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