Siemens, SGT 400, 2015, 12900 kW, Natural Gas, 60 Hz (New)

Description

  1. Overview
    1. Siemens natural gas generator
    2. Wattage: 12,900 kW
    3. Model: Siemens SGT 400
    4. Year: 2015
    5. Hours: New
    6. Fuel type: Natural gas
    7. Frequency: 60 Hz
  2. Engine Core
    1. Engine core 12.9 MW(e) rating at ISO
    2. Compressor assembly with variable guide vanes
    3. Dry low emissions (DLE) combustion system designed for dual fuel operation
    4. Capability to burn liquid fuel, 2.2% CO2 fuel and 1.7% CO2 fuel (with burner change out)
  3. Exhaust Collector
    1. Exhaust outlet casing phased vertically
    2. Exhaust outlet flexible joint
  4. Instrumentation
    1. Air inlet casing temperature thermocouples
    2. Turbine compressor discharge temperature thermocouples
    3. Turbine compressor discharge pressure transmitters
    4. Low pressure turbine exhaust outlet temperature thermocouples
    5. Engine bearing temperature monitoring
    6. Rotor speed probe
    7. Non-contacting turbine bearing vibration probes
    8. Key phasor
  5. Underbase
    1. Separate underbases to carry the gas turbine, auxiliary gearbox and gearbox and generator fabricated steel construction
    2. Integral lube oil tank constructed from carbon steel
  6. Lube Oil System
    1. Integral lube oil system serving the gas turbine, gearbox and generator
    2. Main lube oil pump, gearbox driven
    3. Auxiliary lube oil pump and AC motor
    4. Emergency lube oil pump and explosion proof DC motor
    5. On-skid lube oil piping, stainless steel
    6. Lube oil pressure transmitter and switch
    7. Lube oil supply temperature thermocouple and transmitter
    8. Lube oil tank temperature thermocouple
    9. Lube oil tank low level switch and annunciation
    10. Two (2) lube oil tank immersion heaters
    11. Duplex type 10 micron lube oil filter, fitted with differential pressure transmitter
  7. Lube Oil Breather System
    1. Low pressure oil mist eliminator constructed of carbon steel
    2. Supply and return pipe work to turbine package Siemens Energy, Inc.
  8. Oil Cooler
    1. 1 x 100% air blast lubrication oil cooler suitable for an ambient air temperature up to 104°F (40°C)
    2. Non-return valves for lube oil cooler piping supplied loose for fitting by others
  9. Engine Auxiliaries
    1. Turbine compressor cleaning system for on-line and off-line water washing
    2. Aluminum instrument bodies
    3. Instrument tagging per Siemens standards
    4. Identification and warning labels in English and Spanish
    5. Stenciled skid edge service connection identification, to Siemens format
  10. Paint Finish
    1. Standard Siemens on-shore paint finish
  11. Start System
    1. AC electric motor driven hydraulic starting system
  12. Dual Fuel System
    1. Modular liquid fuel and gas fuel system
    2. Automatic changeover capability
  13. DLE Gas Fuel System
    1. On-skid gas fuel piping in stainless steel
    2. Two rapid-acting gas shut-off valves
    3. Independent control of main and pilot gas fuel valves
  14. DLE Liquid Fuel System
    1. Liquid fuel pump, AC motor driven
    2. Duplex type, 10 micron, liquid fuel filter complete with differential pressure transmitter
    3. On-skid fuel piping in stainless steel downstream of filter
    4. Shut-off valves
    5. Liquid fuel grounding
    6. Independent control of primary, secondary and tertiary liquid fuel flows
    7. Off-skid shut-off and thermal relief valves (supplied loose for customer’s liquid fuel off-skid piping)
    8. Liquid fuel startup assist design supplied for improved reliability
  15. Liquid Fuel Conditioning Skid
    1. Liquid fuel conditioning system contained on a painted carbon steel skid
    2. Duplex liquid fuel filter
    3. Liquid fuel pump
    4. Instrumentation for pressure and temperature monitoring Siemens Energy, Inc.
  16. Air Intake System
    1. Three stage combustion air intake filter, fabricated of 316 SS
    2. SS weather hood/vane separator, prefilter and HEPA filter
    3. Combustion air intake silencer, fabricated of stainless steel, designed for overall sound attenuation to 85 dB(A) SPL at 3 ft (1 m) with distance measured at 5 ft (1.5 m) above grade
    4. Expansion joint
    5. Transition duct
    6. 90° elbow
  17. Exhaust System
    1. Exhaust diffuser fabricated in stainless steel
    2. Exhaust flex
    3. Secondary diffuser fabricated in stainless steel
    4. Exhaust silencer fabricated in painted carbon steel with stainless steel internals, designed for an overall sound attenuation of 85 dB(A) SPL at 3 ft (1 m) 5 ft (1.5 m) above grade
    5. Exhaust ducting fabricated in stainless steel to a stack 15 m above grade
  18. Acoustic Enclosure
    1. Enclosure fitted over the turbine bolted to the underbase, for average sound attenuation to 85 dB(A) SPL at 3 ft (1 m) with distance measured at 5 ft (1.5 m) above grade
    2. Enclosure over the gearbox and generator bolted to the underbase, for average sound attenuation to 85 dB(A) SPL at 3 ft (1 m) with distance measured at 5 ft (1.5 m) above grade
    3. Internal lighting is provided
    4. Painted carbon steel construction with 316 SS internals
    5. Doors and removable side panels for personnel/maintenance access
  19. Ventilation System
    1. Ventilation inlet and outlet dampers
    2. Inertial filter
    3. Ventilation inlet and outlet silencers fabricated of carbon steel, designed for an overall noise level of 85 dB(A) SPL at 3 ft (1 m) with distance measured at 5 ft (1.5 m) above grade
    4. 2 x 100% AC electric motor driven ventilation fans operating in parallel designed for Class 1, Division 2 Group D area classification, and up to a maximum ambient temperature of 104°F (40°C)
  20. Fire and Gas System
    1. Three (3) triple IR flame detectors
    2. Two (2) thermal detectors
    3. Two (2) gas detectors
    4. Four (4) CO2 cylinders, located off main skid in a weatherproof enclosure, twin-shot fire protection system
    5. Audible and visible alarms for extinguish and release
    6. Suitable for Class 1 Division 2 Group D area classification
    7. Provision for weighing the CO2 bottles to monitor charge Siemens Energy, Inc.
  21. Gearbox and Auxiliary Gearbox
    1. Auxiliary gearbox incorporating input shaft for start system and output drive for mechanically driven lube oil pump
  22. Speed Reducing Gearbox
    1. Parallel shaft speed reducing gearbox with an output shaft speed of 1800 rpm
    2. Accelerometer vibration probe mounted on the gearbox casing
    3. Designed for 12.9 MW(e) rated core
  23. Couplings
    1. Output coupling between gas turbine and gearbox
    2. Coupling with torque-limiting device between gearbox and generator
  24. Coupling Guard
    1. Coupling guard fabricated of aluminum between gas turbine and gearbox
    2. Coupling guard fabricated of aluminum between generator and gearbox
  25. AC Generator and Electrical Equipment
    1. An 1800 rpm, 4.16 kV, 3 phase, 4 wire, 4 pole, 60 Hz, 0.8 power factor, salient pole brushless AC generator suitable for a safe area
    2. Open drip proof (ODP)
    3. Generator bearing temperature detectors
    4. Class ‘F’ insulation with class ‘B’ temperature rise
    5. Outlet and junction boxes
    6. Line side cubicle including 3 surge capacitors, and 3 lightning arrestors
    7. Neutral cubicle including 11 CT’s (3 for metering, 3 for differential protection, 3 for generator protection, 1 for CCCT, and 1 for NGR)
  26. Electrical Accessories
    1. All on-package electric devices meet or exceed Class 1 Division 2 Group D classification
    2. All on-package control cabling
    3. Junction boxes located on external surfaces of gas turbine generator
    4. Aluminum cable trays
    5. Integral grounding protection
    6. Emergency ‘stop’ push-button on turbine enclosure
  27. Battery Cabinet
    1. Fabricated of painted carbon steel
    2. Suitable for locating in safe area
    3. Lead acid batteries
    4. 120 VDC