Ship Propulsion Systems STEAM DIESEL OTHER Conventional Nuclear Slow Speed Medium Speed Gas Turbine Combined Cycle GAS TURBINE & COMBINED CYCLE PROPULSION

Aero-Derivative Gas Turbine INTAKE POWER TURBINE EXHAUST GAS GENEATOR “JET ENGINE” HIGH ENERGY GAS MECHANICAL OUTPUT

Aero-Derivative Gas Turbine POWER TURBINE GAS GENEATOR

AIR M GAS GENEATOR SPARK PLUG FUEL COMBUSTION CHAMBER HP AIR COMPRESSOR COMBUSTOR RING COMPRESSOR TURBINE Electric, Air or Hydraulic Motor start

Aero-Derivative Gas Turbine POWER TURBINE GAS GENEATOR

Aero-Derivative Gas Turbine GT ELECTRIC DRIVE controller Other GENERATORS COUPLING M HS PINION GENERATOR 1st REDUCTION GEAR PROPULSION “BUS” PROPULSION MOTOR

Aero-Derivative Gas Turbine DOUBLE REDUCTION GEAR… … with a CRP THRUST BEARING AHD AST STERN TUBE BRG HS PINION LS PINION 1st REDUCTION GEAR LINE SHAFT BRG 2nd REDUCTION GEAR

CRP: Controllable-Reversible Pitch propeller Blades pivot on axes radial to the propeller shaft Pitch is determined by Blade angle “Feathering” is Zero pitch Negative pitch yields astern thrust At constant engine RPM, ship speed is controlled by pitch Speed = Pitch x RPM

CRP propellers….. ,,, are common with Gas Turbine propulsion and many Medium Speed Diesel propulsion ships … are occasionally used with Slow Speed Diesels … and are rare with Steam Turbine propulsion

Aero-Derivative Gas Turbine DOUBLE REDUCTION GEAR…

Aero-Derivative Gas Turbine

Aero-Derivative Gas Turbine REVERSING GEAR SHAFT BRAKE ASTERN HS PINION AST AHD AHEAD HS PINION CLUTCHES FIXED PITCH PROPELLER Mechanical Hydraulic Pneumatic Electro-magnetic

… may also be used with non-reversing Medium Speed Diesel Engines REVERSING GEAR ... AST AHD CLUTCHES … may also be used with non-reversing Medium Speed Diesel Engines Mechanical Hydraulic Pneumatic Electro-magnetic

… are REVERSING ENGINES Many MEDIUM SPEED Engines … … and most SLOW SPEED Engines … … are REVERSING ENGINES

LP DOUBLE REDUCTION GEARS … Twice! HP … are utilized on the TSES VI AHD Twice! HP, HS PINION HP HP, 1st REDUCTION GEAR HP, LS PINION LP AST LP, HS PINION Common BULL GEAR (2nd REDUCTION GEAR) LP, 1st REDUCTION GEAR LP, LS PINION

M ELECTRIC DRIVE common with GAS TURBINES controller Other GENERATORS Also used with…. Medium Speed Diesels (Diesel-Electric Drive) Non-reversing steam turbines (Turbo-Electric Drive) PROPULSION “BUS” PROPULSION MOTOR

COGES G G M … and COMBINED CYCLES STEAM TURBINE “WASTE HEAT” BOILER M G GT controller COGES Combined Gas and Steam Turbine Electric System e.g., Royal Caribbean and Celebrity Cruise Lines

COmbined Diesel And/Or Gas turbine cycle Primary Plant: Diesel GT C Boost Power Plant: Gas Turbine C CODOG: GT takes over for Diesel(s) at high power CODAG: GT and Diesel(s) running at high power

The Engine Order Telegraph (EOT) STBY FWE STOP AHEAD ASTERN FULL HALF SLOW BRIDGE TELEGRAPH E.R. TELEGRAPH

The Bell Book ASTERN AHEAD STAND-BY D or “STDBY” STOP O or X FULL HALF EMERGENCY FULL FULL HALF SLOW DEAD SLOW ASTERN EMERGENCY FULL FULL HALF SLOW DEAD SLOW E E D D STAND-BY D or “STDBY” STOP O or X

The Bell Book ARR Tenerife, CI 29 May 2005 ARR 0730 C-10813340; M- 555810 0730 X 0834 0736 X 0840 0741 X 0844 0815 0854 D 0821 X 0857 0828 X FWE 0915 0829 C- 10815690 M- 555821 0833