Method of controlling a motor of an electric power assisted steering system
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United States of America Patent
Stats
-
Sep 22, 2020
Grant Date -
Apr 28, 2016
app pub date -
May 8, 2014
filing date -
May 8, 2013
priority date (Note) -
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Abstract
A method of controlling a motor of an electric power assisted steering system, the motor having a plurality of phases, the method comprising taking as an input an input signal indicative of a desired assistance torque and determining from the desired assistance torque a voltage to be applied to each of the phases of the motor, in which the step of determining the voltage to be applied to each of the phases comprises limiting the voltage determined to be applied to each of the phases of the motor dependent upon the voltage provided by a power supply to the motor.
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