Lightweight Ship Propulsion Systems. Part III. System Alternatives and Critical Technologies

This report presents the technical characteristics of alternative closed-cycle gas turbine propulsion systems incorporating various electrical and mechanical transmissions, and reviews the critical technologies and development requirements for these propulsion systems as part of a comprehensive study program which assesses the technological and economic feasibility of utilizing open- and closed-cycle gas turbines to provide lightweight propulsion power for future Navy capital ship applications. The level of technology considered is that judged by the Contractor to be available for use during the 1990's.