{TAIL ~ The phase shift means} is arranged to adjust the phase angle of {HEAD ~ all the remaining phases} by the same predetermined angle to maximize the torque ripple free power output of the synchronous electrical machine 
{ TAIL ~ The phase shift means } is arranged to adjust the phase angle of { HEAD ~ all the remaining phases } by the same predetermined angle to maximize the torque ripple free power output of the synchronous electrical machine
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH