Fig. 1. Korea's newest frigate with Hybrid-EPS[2].
Fig. 2. Example of destroyer class warship’s load profile for 17-days sailing.
Fig. 3. Assumed propulsion power(DHP) for a warship.
Fig. 4. Layout of hybrid electric propulsion system.
Fig. 5. Power flow in propulsion mode.
Fig. 6. Power flow in PTO mode.
Fig. 7. Combinator curve of CPPs.
Fig. 9. Transmission process for electrical power loadings.
Fig. 8. Transmission process for propulsion power loadings.
TABLE Ⅴ SYSTEM EFFICIENCIES(ASSUMPTION)
Fig. 11. SFC characteristics of gas-turbine for propulsion and generation.
Fig. 13. Total fuel consumption at 15knots transit mode.
Fig. 10. Assumed total transmission efficiencies.
Fig. 12. Fuel rate at each ship speed.
Fig. 14. Total fuel consumption at 27knots transit mode.
Fig. 15. Assumed ship-speed operating profile of a warship.
Fig. 16. Total fuel consumption at each ship speed.
TABLE II TYPES OF EXISTING HYBRID CONFIGURATIONS
TABLE I ELECTRIC POWER LOADS ANALYSIS AND CONFIGURATIONS OF GENERATOR-SETS
TABLE Ⅲ GENERAL OPERATION MODES OF HYBRID EPS
TABLE Ⅳ OPERATION MODES OF HYBRID EPS WITH PTO
References
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