Jenbacher, JMS 616 GS NL, 2000, 1.9MW, 50Hz, 1500 RPM, Cogenerator Plant

Description

  1. Overview
    1. Power engine
    2. Make: Jenbacher Energie
    3. Model: JMS 616 GS NL – (version E 02)
    4. Year: 2000
    5. Engine type: Otto
    6. Electric power (ISO): 1938 kWe
    7. Voltage in generation: 690 V
    8. Nominal frequency: 50 Hz
    9. Cos φ: 0.8-1
    10. Speed: 1500 rpm
    11. Fuel consumption: 481 kW PCI (2.41 kWh/kWh)
    12. Gas caudal: 3.41 kg/s ± 8%
    13. Gas temperature: 408 °C ± 8%
    14. Gas temperature sized for: 500 °C
    15. Lubricant oil consumption: 0.3 g/kWh
    16. Performance expected / guaranteed: 40.2% / 38.3%
    17. Start type: electric
    18. Start power: 20 kW
    19. Total weight (dry): 23,000 kg
    20. Total weight (ready to work): 24,000 kg
    21. Noise level – engine: 108 dBA (1 meter distance)
    22. Noise level exhaust pipe: 119 dBA (1 meter distance)
    23. NOx emissions (at 5% of O2): < 500 mg/Nm³
    24. CO emissions (at 5% of O2): < 1200 mg/Nm³
  2. Refrigeration Circuits
    1. High temperature circuit: 967 ± 8% kW, 41.6 t/h, temp. E/S 70/90 °C
    2. Low temperature circuit: 176 ± 8% kW, 30 t/h, temp. E/S 40/45 °C
  3. Operating Hours and Maintenance
    1. Hours of work: 21,533 hours – maintenance already done for 20,000 hours – next maintenance 40,000 hours
    2. Plant has been received overall for 20,000 and can run until 40,000 running hours
  4. Generator
    1. Make: Stamford
    2. Model: LVSI 814D
    3. Power: 2,417 kVA, cos φ = 0.8-1 (ind)
    4. Speed: 1500 rpm
    5. Voltage / frequency: 690 V / 50 Hz
    6. Voltage regulator: ±5% of voltage for cos φ = 0.8 and 0.88; ±7.5% of voltage for cos φ = 0.88 and 0.92; ±10% of voltage for cos φ = 0.92 and 1
    7. Excitation regulator: without brushes
    8. Excitation system: rotative diodes
    9. Refrigeration: air
    10. Duty interior winding cushioning included in the AC generator
    11. Equipment: 3 intensity transform of double secondary, 3 voltage transform of double secondary, star connection
    12. Protection: IP-23
    13. Heating resistance included
    14. Temperature probe in winding and bushings
    15. Isolating class: isolating F
    16. Alternator: 2,417 kVA
  5. Lubrication and Refrigeration System
    1. Lubrification system
    2. Refrigeration system with pumps
    3. Heat exchangers
    4. Aerorefrigerator
  6. Steam Recovery Boiler
    1. Brand: Ergos
    2. Type: pirotubular
    3. Capacity: 2.44 m³
    4. Reference duty temperature: 15 °C
    5. Operation pressure: 10 bar (a)
    6. Temperature of saturated steam at 10 bar (a): 179 °C
    7. Max. steam production: 1.45 t/h
    8. Max. gas caudal from engine: 3.41 kg/s
    9. Gas temperature at engine entrance: 408 °C
    10. Gas temperature at engine exit: 190.4 °C
    11. Gas temperature at economizer exit: 153 °C
    12. Water temperature at economizer entrance: 100 °C
    13. Water temperature to the engine entrance: 175 °C
    14. Heat recovered: 1,820 kW
    15. Max noise level: 75 dBA (at 1 meter distance)
    16. Number of pumps for feeding: 1, for decalcified water
    17. Pump power for feeding: 2.2 kW
    18. Purge for evaporated caudal: 5% max
    19. Chimney height: 25 m above the ground level
  7. Additional Components
    1. Aero refrigerator
    2. Engine: Otto 4-strokes engine turbocharged with refrigeration at the entrance and designed to work in continuous with natural gas
    3. AC generator: three-phase synchronous with the appropriate power to turn the mechanical power from the engine into electrical power in every working situation
    4. Elastic coupling: engine – alternator coupling, designed to obtain the maximum torque
    5. Manifold air entrance system: direct aspiration, air coupling, filters, connections and pipes, turbocharger, two laps intercooler to refrigerate the air, fuel – air mixer, turbo compressor for each aspiration line to the engine
    6. Electric start system: the equipment
    7. Fuel system: elements to connect, distribute and control the fuel (natural gas) that needs the engine
    8. Anti-knocking system: detection for anomalous detonations
    9. Chassis: engine – AC generator common chassis
    10. Transformer: included
    11. All electric installation with electric wardrobes + transformer
    12. Silencer + chimney
  8. Condition
    1. Perfect condition
    2. Plant has been inspected by a technician who has confirmed its good conditions
    3. We recommend maintenance and replacement of engine seals before the assembling works