Nomenclature
and
Hysteresis coefficient and eddy current coefficient.
Root-mean-square (RMS) value of the induced voltage on an armature coil [V].
RMS value of the induced voltage at an open-circuit test [V].
Armature current [A].
RMS value of the armature current [A].
Output current of the rectifier [A].
Field current [A].
Average output current and load current [A].
Required output current [A].
Average output current at a short-circuit test [A].
Transfer coefficient from field current to magnetic flux.
gain of the voltage regulator.
, , andgain calibration parameters.
gain of the voltage regulator.
, , , andgain calibration parameters.
Turn numbers of an armature coil.
Number of poles.
Coefficient of determination.
Armature coil resistance .
RMS value of the armature voltage and phase voltage in an armature coil [V].
Forward bias voltage of a diode [V].
Average output voltage and generated voltage [V].
Alternator target voltage [V].
Armature reaction reactance .
Armature coil reactance .
Synchronous reactance .
Internal machine impedance .
Magnetic flux [Wb].
Torque from eddy current loss [Nm].
Alternator driving torque [Nm].
Torque from hysteresis loss [Nm].
Torque from magnetic loss [Nm].
Torque from mechanical loss [Nm].
Torque from electric loss [Nm].
Torque from electric power generation [Nm].
Rotational speed of an alternator rotor [rad/s].