Invention Grant
US08228016B2 Gain adjustment to improve torque linearity in a field weakening region 有权
增益调整,以提高弱磁区域的扭矩线性度

Gain adjustment to improve torque linearity in a field weakening region
Abstract:
Systems and methods are disclosed to improve torque linearity of an electric machine when operating in a field-weakening region. The systems and methods adjust the q-axis and the d-axis components of the stator current commands of the electric machine using a flux weakening control loop and a torque linearity control loop such that torque linearity is maintained when the machine operates in a field weakening region of operation.
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