Patent ID: 11735964

Abstract:
An electrical machine (20) comprising a stator (21) and a rotor (22) rotatably supported relative to the stator (21) is disclosed. The rotor (22) comprises two first recesses (23) and at least one second recess (24), wherein an air gap (25) is arranged between the stator (21) and the rotor (22), the two first recesses (23) are arranged in the rotor (22) and extend completely through the rotor (22) from the air gap (25) to a shaft (26) on which the rotor (22) is arranged, the two first recesses (23) are arranged in a manner displaced relative to one another by less than 180° along the circumference of the rotor (22), the at least one second recess (24) is arranged in a manner displaced relative to the first recesses (23) by at least 90° along the circumference of the rotor (22), the at least one second recess (24) does not extend through the rotor (22) to the shaft (26), and a first permanent magnet (27) is arranged each in the first recesses (23) and/or a second permanent magnet (28) is arranged each in the at least one second recess (24). In addition, a method of operating the electrical machine (20) is provided.