Control apparatus of electric power steering apparatus
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United States of America Patent
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Jun 16, 2009
Grant Date -
Apr 26, 2007
app pub date -
Nov 24, 2004
filing date -
Nov 26, 2003
priority date (Note) -
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Abstract
The invention relates to a control apparatus of an electric power steering apparatus structured such as to apply a steering assist force generated by a n-phase motor to a steering system of a vehicle, the control apparatus is provided with at least (n−1) numbers of current detecting means for detecting a current Im in each of phases of the motor, a current command value calculating means for outputting a current command value Imref in each of the phases, and n numbers of current control means, and the control apparatus executes a current control of each of the phases by the current control means having the current command value Imref in each of the phases and the current Im in each of the phases as an input.
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