Vehicle risk avoidance control method and device and vehicle

By monitoring battery parameters and combining images from onboard cameras with radar detection, the system actively protects against thermal runaway of lithium-ion power batteries, switches to a backup battery, and ejects the vehicle to the ground, controlling the vehicle to move away from the combustion zone. This solves the problem of uncontrollable combustion due to thermal runaway of lithium-ion power batteries and enables vehicle hazard avoidance.

CN122402240APending Publication Date: 2026-07-17MERCEDES BENZ GRP

Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
MERCEDES BENZ GRP
Filing Date
2026-04-09
Publication Date
2026-07-17

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Abstract

The application discloses a vehicle safety control method and device and a vehicle, and relates to the technical field of automobiles. A specific embodiment of the method comprises the following steps: determining whether a power battery of a vehicle is in a thermal runaway state according to a battery parameter of the power battery and a vehicle image collected by a vehicle-mounted camera; in the case where it is determined that the power battery is in a thermal runaway state, controlling a radar arranged on a power battery guard to scan a region near the power battery; in the case where no obstacle is detected in the region near the power battery, disconnecting a power supply circuit of the power battery and switching to a power supply circuit of a backup battery; cutting off a connection harness of the power battery and the vehicle, and ejecting the power battery to the ground, so that the power battery is separated from the vehicle body; and acquiring road condition information through the vehicle-mounted camera and the vehicle-mounted radar, and controlling the vehicle to drive to an emergency parking point. The embodiment can actively prevent and realize vehicle safety, and effectively reduce vehicle loss.
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