An accessory drive, including a planetary gear set with a plurality of components arranged to be concentrically disposed around a crankshaft of an internal combustion engine. The plurality of components includes: a sun gear; a planet carrier; a ring gear; and a planet gear meshed with the sun gear and the ring gear. A first component of the planetary gear set: is arranged to non-rotatably connect to a rotor of an electric motor/generator; and is arranged to connect to a power transfer component for least one accessory. A second component of the planetary gear set is arranged to non-rotatably connect to the crankshaft. For a starting mode of the accessory drive, the electric motor/generator is arranged to: rotate the first component of the planetary gear set; and rotate the second component of the planetary gear set with respect to the first component of the planetary gear set.
Two-speed accessory drive with integrated motor-generator
2022-07-05
Patent
Elektronische Ressource
Englisch
TWO-SPEED ACCESSORY DRIVE WITH INTEGRATED MOTOR-GENERATOR
Europäisches Patentamt | 2021
|Motor-generator constant-speed drive
Engineering Index Backfile | 1937