propulsion system: COGOG

Naval Engine
engines

History:

Combined gas or gas (COGOG) is a type propulsion system using only gas turbine engines.

A high efficiency, low output turbine is used for cruising speeds with a high output turbine being used for high-speed operations. A clutch allows either turbine to be selected, but there is no gearbox to allow operation of both turbines at once.


Used by Login to Edit    

   
1972 Destroyer Iroquois class1
1975 Guided-Missile Destroyer Type 42 (Batch 1 and 2) class2
1975 Destroyer Spruance class2
1975 Guided-Missile Frigate Tromp class1
1978 Frigate Kortenaer class1
1979 Frigate Type 22 (Batch 1) Broadsword class2
1981 Guided-Missile Destroyer Kidd class2
1982 Destroyer Hatsuyuki class2
1983 Guided-Missile Cruiser Ticonderoga class2
1983 Frigate Type 22 (Batch 2) Boxer class2



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