Chest impact injury prediction method and device based on transfer function matrix and medium

The invention relates to the technical field of automobile collision passenger injury, and discloses a chest impact injury prediction method and device based on a transfer function matrix and a medium, and the method comprises the steps: obtaining an energy density-crushing curve of a known collision waveform and an energy density-crushing curve at a target speed according to the known collision waveform; performing scaling processing on the known collision waveform to obtain a collision waveform at a target speed; calculating to obtain a transfer function matrix of the known collision waveform according to the known collision waveform; and calculating according to the collision waveform at the target speed and the transfer function matrix to obtain the chest acceleration of the passenger at the target speed, wherein the chest acceleration is used for representing the chest impact injury of the passenger at the target speed. The collision waveform at the target speed is predicted through the known collision w