Vehicle and braking method and device therefor

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12172549
APP PUB NO 20220340013A1
SERIAL NO

17639251

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Importance

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Abstract

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A braking method includes: obtaining a first state information of the vehicle, which includes a vehicle mass and a deceleration required by braking; calculating a braking torque according to the first state information, and controlling the vehicle to output an electric braking torque according to the braking torque; obtaining a current vehicle speed and a mechanical braking application delay time; calculating an electric braking exit speed according to the braking torque required by the vehicle and the deceleration required by braking; calculating a mechanical braking application speed according to the mechanical braking application delay time, the deceleration required by braking, and the electric braking exit speed; and determining whether to control the vehicle to unload the electric braking torque, and whether to control the vehicle to apply a mechanical braking torque according to the current vehicle speed, the electric braking exit speed, and the mechanical braking application speed.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
BYD COMPANY LIMITEDNO 3009 BYD ROAD PINGSHAN SHENZHEN GUANGDONG 518118

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Daolin Shenzhen, CN 17 7
Ma, Dong Shenzhen, CN 33 42
Wang, Lu Shenzhen, CN 460 6920

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