Siemens, SGT-800, 2008, 45 MW, 50 Hz

Description

  1. Overview
    1. Second-hand Siemens SGT-800 gas turbine generator set, 50 Hz, 45 MW
    2. Type: gas turbine power train
    3. Stored in warehouse
    4. This offer comprises one of two Siemens SGT-800 turbine generator sets for sale
    5. Both sets have been used for energy generation and were dismantled and packed professionally by Siemens in March 2022
    6. Both sets are in excellent condition and ready for immediate transport, as being mounted on steel frames and stored in containers
    7. This 45 MWe GT-gen was regularly maintained according to Siemens standards
    8. Last recorded operating hour was approximately 112,000 EOH
    9. Documents of the full maintenance history are available; no major incidents were reported
    10. This offer is SGT-800 classic package, i.e. the GT and gearbox are placed on a single base frame
    11. The mechanical auxiliary systems are mounted on a separate skid placed close to the gas turbine inside the enclosure
    12. This way, the set can be easily transported and installed at a new site
  2. Item / Type / Layout
    1. Gas turbine generator set with Siemens SGT-800
    2. Typical usage: flexible loads possible including base load operation in a CCGT
    3. Special features: big spare parts storage, main parts all by OEM Siemens
    4. Status: decommissioned in March/April 2022, 112,000 EOH
    5. Availability for relocation: immediately ready for transport; unit has been professionally dismantled by Siemens and is well stored indoor in a warehouse
  3. Key Figures
    1. Main fuel type: unit was operated with natural gas (conversion to dual fuel possible: liquid and gas fuels)
    2. Electrical output: 45 MWe gross capacity (approx.) (power upgrade to 50 MWe possible)
    3. Thermal output: not included (however, this set may be operated in CHP power plant, too)
    4. Efficiency: 39.4% in simple cycle mode
    5. Flue gas filter technology (daily average): denitrification NOx < 15 ppmvd
    6. Grid connection: 50 Hz, variable voltage levels possible (subject to step-up power transformer; not included)
    7. Unit size: 550 m² (approx., indoor space required)
    8. Year of commissioning / year of last retrofit: 2008
    9. Last overhaul: level B inspection at 100,000 EOH (full track record of maintenance reports available)
    10. Major upgrades / events: none / no major incidents reported
  4. Operating Figures
    1. Max. generation capacity: 45 MWe (approx., at full load)
    2. Fuel quality: natural gas (calorific value is usually 12 kilowatt hours per cubic meter)
    3. Fuel consumption at full load heat rate 9,147 kJ/kWh (8,670 BTU/kWh)
    4. Type of cooling: air cooling
  5. Technical Figures of Main Components
    1. This power unit for sale comprises a 50 MW gas turbine, an approximately 50 MVA generator with a gear box, the original control system and many spare parts
    2. Gas turbine: Siemens, type SGT-800
    3. Drive capacity: 50 MW
    4. Gross efficiency: 39.4%
    5. Turbine combustion power at full load: 135 MJ/s
    6. Turbine speed: 6,600 rpm
    7. Exhaust mass flow: 124.7 kg/s
    8. Exhaust temperature: 560 °C
    9. GT weight 40 tons incl. aux. equipment
    10. Gear box: Flender Graffenstaden (Germany), type: TX112/4C
    11. Power generator: Siemens, type: SGEN5-100A-4P
    12. Approximately 50 MVA
    13. Four-pole, three-phase synchronous generator
    14. Power factor: 1.0
    15. Output voltage: 11.5 kV
    16. Generator speed: 1,500 rpm
    17. Air cooled
    18. Control and communication system: Siemens PCS-7 for main system
    19. ABB for generator exciter
  6. Additional Information
    1. Spare parts: all spare parts available as kept by the former operator
    2. Some spare parts are included in this offer
    3. Other main spare parts such as hot-pass blades and vanes of stages 1, 2, 3 (used), new combustion chamber, new bearing set for gearbox, new bearing set for generator and special large tools for opening of turbine can be bought separately
  7. Documentation
    1. All equipment documentation
    2. All operating instructions
    3. All maintenance reports
  8. Condition
    1. Marketing service fee: will be paid by the seller
    2. Dismantling of unit: ready for immediate transport - entire unit is already dismantled and packed