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Hybrid ship propulsion system

  • US 20050106953A1
  • Filed: 12/05/2001
  • Published: 05/19/2005
  • Est. Priority Date: 12/11/2000
  • Status: Active Grant
First Claim
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1. A ship propulsion system for seagoing ships (1) having at least one ship propeller (7) which is driven via a propeller shaft (8) and has variable-pitch propeller blades (9), having a control drive (18) for controlling the propeller blades (9), having a slow-running main diesel engine (17), which has a predetermined rated power and is coupled to the propeller shaft (8) in order to supply power to the ship propeller (7), having an electric motor (15) which has a predetermined rated power and is coupled to the propeller shaft (8) in order to supply power to the ship propeller (9), with the rated power of the electric motor (15) being at least twenty percent of the rated power of the main diesel engine (17), having an electricity generator system (21) for producing electrical power for the electric motor (15), and having a fast-running diesel system (20) for driving the electricity generator system (21).

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