Centaur 50 Gas Turbine

General Specifications

Centaur® 50 Gas Turbine

• Industrial, Single Shaft

• Axial Compressor

– 11 Stage

– Variable Inlet Guide Vanes

– Pressure Ratio: 10:6:1

– Inlet Airflow: 18.8 kg/sec (41.4 lb/sec)

– Axially Split Case

• Combustion Chamber

– Annular Type

– Conventional or Lean-Premixed, Dry, Low Emission (SoLoNOx™)

– 12 Fuel Injectors

– Torch Ignitor System

• Turbine

– 3 Stage, Reaction

– Max. Speed: 14,950 rpm

• Bearings

– Journal: Tilting Pad

– Thrust: Tilting Pad (Active) and Fixed Tapered Land (Inactive)

• Coatings

– Compressor Stators and Drums:

Inorganic Aluminum

– Turbine Nozzles and Blades: Precious Metal Diffusion Aluminide

• Axial Position Probe, Proximity Probes, Keyphasor and RTDs

Main Reduction Driv• Epicyclic Type

• 1500 rpm (50 Hz) or

1800 rpm (60 Hz)

• Accelerometer

Generator

• Type: Salient Pole, 3 Phase, 6 Wire, Wye Connected, Synchronous, with Brushless Exciter

• Construction Options

– Open Drip Proof

– Weather Protected II (WPII)

– Totally Enclosed Water/Air Cooled

• Sleeve Bearings

• Voltage Regulation

– Solid-State Regulation with Permanent Magnet Generator

• NEMA Class F Insulation with B Temperature Rise

• Voltages: 3300 to 13,800 Volts

• Frequency: 50 or 60 Hz

Key Package Features

• Base Frame with Drip Pans

• 316L Stainless Steel Piping £4” dia

• Compression-Type Tube Fittings

• Digital Display Panel

• Electrical System Options

– NEC Class I, Group D, Div. 2

– CENELEC Zone 2

• Turbotronic™ Microprocessor Control System

– Freestanding Control Console (with offskid controls)

– Video Display Unit

– Temperature and Vibration Monitoring

– Historical Displays

• Control Systems Options

– Auxiliary Control Interface or Auxiliary Control Console (with onskid controls)

– Remote Control and Display

– 120-VDC Control Battery/Charger

– Supervisory Communications Interface

– Turbine Performance Map

– Printer/Logger

– Field Programming

– Predictive Emissions Monitoring

• Start System: Direct Drive AC

• Fuel Systems

– Natural Gas

– Dual (Gas/Liquid)

– Alternate Fuels

• Integrated Lube Oil System

– Turbine-Driven Accessories

– Oil Tank Vent Separator

– Oil Tank Vent Flame Trap

• Lube Oil System Options

– Oil Cooler

– Oil Heater

• Axial Compressor Cleaning Systems

– On-Crank

– On-Crank/On-Line

– Certified Cleaning Tank

• Air Inlet and Exhaust System Options

• Enclosure and Associated Options

• Factory Testing of Turbine and Package

• Documentation

– Drawings

– Quality Control Data Book

– Inspection and Test Plan

– Test Reports

– Operation and Maintenance Instruction Manual

Package Dimensions

Length: 9.8 m (32' 3")

Width:  2.6 m (8' 6")

DISPLAY PANEL

GAS

TURBINE AIR INLET

GENERATOR

Height: 3.2 m (10' 5")

Typical Weight: 38 945 kg (85,860 lb)

TURBINE EXHAUST

TURBINE

DS50GS-003M