Control equipment for electric vehicle and control method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5610483
SERIAL NO

08405769

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A control equipment for controlling a current to the motor provided in an electric vehicle is disclosed. The control equipment has a motor torque control means for inputting the motor speed No and the motor current, and generating an inverter drive signal to control the torque of the motor, a notch filter for eliminating the mechanical resonance frequency; and a torque command generating means for generating the torque command. The control equipment for an electric vehicle is not influenced by the mechanical vibration of the electric vehicle, can generate the accurate motor torque command, and can execute the stable running control.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTD6-6 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 100-8280
HITACHI AUTOMOTIVE ENGINEERING CO LTD2477-3 KASHIMAYAZU TAKABA KATSUTA-SHI IBARAKI-KEN

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Masaki, Ryoso Hitachi, JP 100 2730
Matsudaira, Nobunori Hitachi, JP 13 426
Obara, Sanshiro Toukai, JP 51 1207
Yamada, Hiroyuki Hitachinaka, JP 464 5341

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