Method for operating a brushed commutator motor of an adjusting drive, and adjusting drive

The invention relates to a method (54) for operating a brushed commutator motor (12) of an adjusting drive (8) in a motor vehicle, particularly a window lifter (2), having a rotor (24) and having a stator (22). An angular position (Alfa) of the rotor (24) with respect to the stator (22) is determine...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WEINGARTNER THOMAS, SCHOLZ MARCUS, UBELEIN JORG, THOMANN CHRISTIAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to a method (54) for operating a brushed commutator motor (12) of an adjusting drive (8) in a motor vehicle, particularly a window lifter (2), having a rotor (24) and having a stator (22). An angular position (Alfa) of the rotor (24) with respect to the stator (22) is determined. The angular position (Alfa) is used to determine a ripple (60) within the torque (M), which ripple can be expected on the basis of the commutation. The motor current (I) is adapted such that the amplitude of the ripple (60) that can be expected remains below a determined limit value. The invention additionally relates to an adjusting drive (8) of a motor vehicle. 本发明涉及运行机动车的调节驱动装置(8),尤其是车窗升降机(2)的有刷整流子电动机(12)的方法(54),该有刷整流子电动机具有转子(24)和定子(22)。确定转子(24)关于定子(22)的角位置(α)。根据角位置(α)确定由于换向产生的扭矩(M)中的预期的纹波(60)。以如下方式调整电动机电流(I),使得预期的纹波(60)的振幅保持低于确定的阈值。本发明还涉及机动车的调节驱动装置(8)。