The agricultural working machine (2) has a drive for driving a working unit (3) that performs an agricultural function. The drive comprises an electric motor (6) and a control device for controlling the speed or torque of the drive. The control device comprises a determining unit for determining the rotational position and speed of electric motor from the phase angle of the phase voltage system.
申请公布号
EP2448108(A3)
申请公布日期
2014.12.03
申请号
EP20110008172
申请日期
2011.10.10
申请人
ALOIS PÖTTINGER MASCHINENFABRIK GES.M.B.H.
发明人
BALDINGER, MARKUS, DIPL.-ING.;BALDINGER, MARTIN, DR.;HOFINGER, MARKUS