Motor control device and motor control method

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United States of America Patent

PATENT NO 11863093
APP PUB NO 20220329190A1
SERIAL NO

17761657

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A first torque estimator determines a first torque estimation value according to a cross product method, and a second torque estimator determines a second torque estimation value according to an energy method. A torque weight adjuster adjusts, using a weighting coefficient calculated in accordance with a predetermined condition, weightings respectively applied to these two types of torque estimation values, and outputs a torque estimation value.

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Patent Owner(s)

Patent OwnerAddress
NIDEC CORPORATION338 TONOSHIRO-CHO KUZE MINAMI-KU KYOTO 601-8205

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukumura, Tomohiro Kyoto, JP 32 1034
Lan, Linfeng Kyoto, JP 21 22

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