CPC B60L 15/20 (2013.01) [G05B 19/351 (2013.01); H02K 24/00 (2013.01); B60L 2240/421 (2013.01); B60L 2240/423 (2013.01); G05B 2219/42074 (2013.01)] | 18 Claims |
1. A vehicle comprising:
an electric machine having a rotor and a stator;
a resolver configured to measure a position of the rotor relative to the stator; and
a controller programmed to,
based on the position and a resolver offset, inject a first current having only a d-axis component into the electric machine, and
responsive to detecting a first motion output of the electric machine being greater than a threshold, adjust the resolver offset according to a magnitude and direction of the first motion output, wherein the first motion output includes at least one of a speed output or a torque output.
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