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NovaStar, GT101, GT101 Gas Turbine Generation Set, 15000kW, 6.3kV, 50Hz (New)

Description

  1. Overview
    1. GT101 gas turbine genset improved with world advanced technology.
    2. It has been installed in Iraq and other middle Asian nations.
    3. The turbine efficiency can be as high as 28%.
    4. In order to increase efficiency, it can be designed as combined cycle; the unit output of a combined cycle GT101 gas turbine generation set is 16mw, and the set's generation efficiency rate is 40%.
    5. The GT101 gas turbine is composed of gas generator, power turbine and other auxiliary systems.
    6. Gas generator mainly consists of compressor, combustion chamber, turbine and other auxiliary sections.
    7. Compressor has LP and HP compressors in structure, consisting of 7 stages HP and 4 stages LP compressors.
    8. The annular combustion chamber features small dimension, lightweight, high combustion rate and low contamination, consists of 15 heads, 15 fuel nozzles and 2 igniters.
    9. The turbine also has LP and HP turbines in structure; it has 1 stage HP and 1 stage LP turbine respectively; power turbine has 2 stages.
  2. Main Technical Parameters Of Unit (Under ISO Condition)
    1. Heat performance of unit - base load: rated generating power 11500 kw, heat efficiency 27%, heat rate 13333 kj/kw.h.
    2. Heat performance of unit - peak load: rated generating power 13200 kw, heat efficiency 27.8%, heat rate 12950 kj/kw.h.
    3. Performance of gas turbine - base load: air flow at compressor inlet 60.07 kg/s, compressor boost ratio 1.76, LP rotor speed 10174 rpm, HP rotor speed 11791 rpm, power turbine speed 4700 rpm, gas flow at power turbine inlet 60.47 kg/s, gas temperature at power turbine outlet 767 k, rotation direction of power turbine rotor cw (viewed from direction of air-inlet), pressure at exhaust scroll case outlet 1.013 x 10^5 pa, flow speed at exhaust scroll case outlet 41 m/s, area of exhaust scroll case outlet 3.2671 m^2.
    4. Performance of gas turbine - peak load: air flow at compressor inlet 62.45 kg/s, compressor boost ratio 12.47, LP rotor speed 10200 rpm, HP rotor speed 12008 rpm, power turbine speed 4700 rpm, gas flow at power turbine inlet 62.94 kg/s, gas temperature at power turbine outlet 787 k, rotation direction of power turbine rotor cw (viewed from direction of air-inlet), pressure at exhaust scroll case outlet 1.013 x 10^5 pa, flow speed at exhaust scroll case outlet 43 m/s, area of exhaust scroll case outlet 3.2671 m^2.
  3. Ac Generator
    1. Rated power: 15000 kw.
    2. Rated speed: 3000 r/pm.
    3. Rated voltage: 6.3 kv.
    4. Rated power factor: 0.8.
    5. Frequency: 50 hz.
    6. Efficiency: higher than 97%.
    7. Cooling method: upper water cooling.
    8. Rotation direction: cw (viewed from excitation).
  4. Gas Turbine First Overhaul Period
    1. Gas generator: no less than 6000 hours.
    2. Power turbine: no less than 40000 hours.
  5. Main Parameters Of GT101 Gas Turbine Generation Set (ISO Condition)
    1. Gas turbine: rated power no less than 11500 kw, heat efficiency 27%, heat consumption 13333 kj/kwh, air intake flow of compressor 60.07 kg/s, boosting ratio of compressor 11.76, LP rotor speed 10174 rpm, HP rotor speed 11791 rpm, power turbine speed 4700 rpm, air intake flow of power turbine 60.47 kg/s, temperature at exit of power turbine 767 k, revolving direction of rotor of power turbine clockwise (view from air intake), pressure at exit of exhaust scroll 1.013 x 10^5 pa, velocity at exit of exhaust scroll 41 m/s, area at exit of exhaust scroll 3.2671 m^2.
    2. Gas generator: no less than 6000 hours.
    3. Power turbine: no less than 40000 hours.
  6. Ac Generator (Additional)
    1. Rated power: 15000 kw.
    2. Rated speed: 3000 rpm.
    3. Rated voltage: 6.3 kv.
    4. Power factor: 0.8.
    5. Efficiency: higher than 97%.
    6. Cooling type: up side water cooled.
    7. Revolving direction: clockwise from view of exciting.
  7. Heat Recovery Boiler
    1. Pressure of HP steam: 5.8 mpa.
    2. Temperature of HP steam: 455 degrees c.
    3. Flow of HP steam: 20.6 t/h.
    4. Pressure of LP steam: 0.42 mpa.
    5. Temperature of LP steam: 148 degrees c.
    6. Flow of LP steam: 3.4 t/h.
    7. Boiler exhaust temperature: 146 degrees c.
  8. Steam Turbine Generation Set
    1. Steam turbine rated power: 4500 kw.
    2. Rated steam flow: 20.6 t/h.
    3. Rated intake steam temperature: 450 degrees c.
    4. Rated intake steam pressure: 5.5 mpa.
    5. Exhaust pressure: 6.0 kpa.
    6. Output voltage of generator: 10.5 kv.
  9. Combined Cycle Configuration
    1. The output of high pressure steam from the heat recovery boiler is 20.6 t/h; dual pressure boiler is adopted.
    2. Low pressure steam is used in the deaeror.
    3. Steam turbine is for single pressure condensing type.
    4. The unit output of a combined cycle GT101 gas turbine generation set is 16mw, and the set's generation efficiency rate is 40%.