Patent ID: 11936252
Assignee: HAMILTON SUNDSTRAND CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 7:
8. A generator system comprising:
a generator; and
a generator control unit electrically connected to the generator, the generator having an exciter, a rectifier, and a main machine operatively connected to a rotating shaft, the exciter including,
a first exciter winding with multiple phases and a second exciter winding with multiple phases, wherein the main machine is electrically connected to a power bus through a main machine output line, wherein the generator control unit includes a power supply, a controller, and a converter, wherein the controller is configured to receive input from the main machine output line, wherein the controller is configured to switch between the first exciter winding and a second exciter winding for power conversion based on the input received from the main machine output line, wherein the first exciter winding is used at a first shaft speed and the second exciter winding is used at a second shaft speed, the first speed being different than the second speed.