DAMPING CONTROL DEVICE AND DAMPING CONTROL METHOD FOR VEHICLE

DRIVE December 30, 2021
Source
A control unit configured to control a control force generating device configured to generate a control force for damping a sprung portion of a vehicle controls the control force generating device based on a target control force Fcit for damping the sprung portion when a wheel passes through a predicted wheel passing position. The control unit acquires an unsprung displacement zi at the predicted wheel passing position, and calculates the target control force as a value proportional to an unsprung displacement zai that is the unsprung displacement zi having a phase that has been advanced to advance a phase of a transfer function from the unsprung displacement zi to the target control force by a phase advance amount larger than 0 degrees and smaller than 180 degrees.

Discussion in the ATmosphere

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