Patent ID: 11866140
Assignee: YAMAHA HATSUDOKI KABUSHIKI KAISHA
Field: Transport (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 8:
9. A method of controlling a marine propulsion system, the marine propulsion system including a plurality of marine propulsion devices each including a propeller shaft, an engine, an electric motor, a power transmission, and an electric circuit, the power transmission to transmit mechanical power to the propeller shaft from at least one of the engine and the electric motor, and the electric circuit being connected to the electric motor, the method comprising:
determining whether or not the plurality of marine propulsion devices are communicable with each other; and
putting a limitation on an output of the engine that is being supplied with electric power when one of the plurality of marine propulsion devices is incommunicable with any other of the plurality of marine propulsion devices.