Patent ID: 11863109
Assignee: CRRC YONGJI ELECTRIC CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. The device of claim 7, wherein the processor is further configured to:
acquire a coil parameter of a coil of the permanent magnet motor,
wherein in order to determine, according to the CEMF parameter and the resistance value, the generated heat value of the short-circuited coil, the processor is further configured to:
determine, according to the CEMF parameter and the resistance value, a current value of the short-circuited coil;
determine, according to the coil parameter and the current value, a current density of the short-circuited coil; and
determine, according to the current density and the resistance value, the generated heat value of the short-circuited coil.