Rotor for electric machine with radial cooling ducts in laminated core

A rotor (1, 16, 23) for an electric machine (27), comprising: a rotor shaft (3); a laminated core (2) arranged on the rotor shaft (3) and having a plurality of stacked electrical laminations; a first end plate (4) disposed on an axial side of the laminated core (2) and having a radial protrusion dis...

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Bibliographische Detailangaben
Hauptverfasser: WYSOLEK CHRISTOPHER, BACH ROLF, SIPKE CHRISTOPH, WOLFF NICOLAS, SCHLERETH ALEXANDER
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Zusammenfassung:A rotor (1, 16, 23) for an electric machine (27), comprising: a rotor shaft (3); a laminated core (2) arranged on the rotor shaft (3) and having a plurality of stacked electrical laminations; a first end plate (4) disposed on an axial side of the laminated core (2) and having a radial protrusion disposed along a circumference thereof; second end plates (5) arranged on opposite axial sides of the laminated core (2) and having radial protrusions (7) arranged along the circumference thereof; a plurality of rotor windings (8) each wound around a projection of the first end plate (4) and an axially opposite projection of the second end plate (5); a central cooling duct (10) extending in the rotor shaft (3) for supplying a coolant; and a radial cooling duct (11) in the laminated core (2) extending outwardly from the central cooling duct (10). Furthermore, an electric machine (27) and a vehicle (26) having an electric machine (27) of this type are described. 一种用于电机(27)的转子(1、16、23),包括:转子轴(3);布置在转子轴(3)上并具有多个堆叠的电叠片的叠片铁