Varaoke International Oy

https://varaoke.eu/products/boilers/147mw-steam-turbine-power-plant-60hz1999/

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Varaoke International Oy
Business ID: 0925191-4
Kullervonkatu 20 B 112
33500 TAMPERE
Tel: +358 10 292 2090

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Harri Aikio
Kullervonkatu 20 B 112
33500 TAMPERE

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147MW Steam Turbine Power Plant (60Hz,1999)

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  • Product ID: VAK11345
  • Name: 147MW Steam Turbine Power Plant (60Hz,1999)

147MW Steam Turbine Power Plant (60Hz,1999)

Manufacturer: Mitsubishi(Japan)

Manufacturing year: 1999

Running hour: 43,970 hours

Output: 147MW (at generator terminal)

Type: exhaust re-heating, re-usable, condensate turbine

Speed: 3600rpm

Fuel: Pulverized Coal

Coal Consumption: 3220kg x 8/h=25.76ton/h

Extraction Stage No.: 7 stages

Main steam pressure: 169kg/cm2G (16.57MPa)

Main steam temperature: 566℃

Reheating steam temperature: 538℃

Reheating steam pressure: 30.4kg/cm2(2.98MPa)

Exhaust room pressure: 722mmHgVac(-0.0959MPa)

-Cooling water: sea water

-condensation of water machine

-Air extractor

-High pressure water supply heater x 3units

-Low pressure water supply heater x 3units

(Generator)

Manufacturer: Mitsubishi(Japan)

Manufacturing year: 1999

Output: 147MW(163,334MVA)

Frequency: 60Hz

Volts: 15,000V

Current: 6287A

Power factor: 0.9

Phase: 3

Pole: 2

Field magnetic current: 1475A

Brushless type

Air cooling

Weight: approx. 180ton

Replace the Stator with a new one: year 2016

Replace the Inner Frame with a new one: year 2018

Replace the Bearing with a new one: year 2019

(Boiler)

Manufacturing year: 1999

Type: Single-body radiation reheating type, natural circulation type

Steam capacity: 460ton/h (100%MCR)

Main steam pressure: 174kg/cm2G (super heater outlet)

Main steam temperature: 569℃ (super heater outlet)

Reheating steam temperature: 541℃9 (re-heater outlet)

Combustion: coal or coal/A-heavy oil

Fuel: Coal (100%MCR), A-heavy oil (35%MCR)

Pulverized coal burners (8 units):  3220 kg/h (per burner)

Coal consumption: 3220kg x 8/h=25.76ton/h

Heavy oil burner (8 units): 1,670 kg/h (per burner)

Heavy oil burner ignition device (8 units):

Electric ignition type gas igniter

Start fuel: A-heavy oil

For ignition: LPG or A-heavy oil

Combustion type: rotation combustion

Main fuel: Pulverized Coal

(Pulverized coal machine)

Supply coal machine: 20ton/h x 3units

Capacity: 18ton /h (270kw) x 3units

Burner (low NOx burner)

(Main equipment list of Boiler)

-Steam drum

-Furnace

-Super heater

-Coal saver

-Renewable air preheater

-Steam-type air preheater

-Ash treatment device

(Main Auxiliary of Power Plant)

-Pulverized coal machine

-Transformer

-Electric type dust collector

-Pure water manufacturing device

-Ammonia supply device

-Air compressor

-Fire extinguishing equipment

-Desulfurization device

–De-nitrite device

-Air-ventilation device

-Seawater intake equipment

-Continuous coal unloader (600 tons/h)

-Coal-carrying conveyor

-Coal transport conveyor: 4 units

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