Description Overview Steam turbine power plant Brand: Mitsubishi (Japan) Manufacturing year: 1999 Running hours: 43,970 hours Output: 147 MW (at generator terminal) Type: Exhaust re-heating, re-usable, condensate turbine Speed: 3600 rpm Fuel: Pulverized coal Coal consumption: 3220 kg x 8/h = 25.76 ton/h Extraction stage no.: 7 stages Main steam pressure: 169 kg/cm2g (16.57 MPa) Main steam temperature: 566 °C Reheating steam temperature: 538 °C Reheating steam pressure: 30.4 kg/cm2 (2.98 MPa) Exhaust room pressure: 722 mmHGVAC (-0.0959 MPa) Cooling water: Sea water Condensation of water machine Air extractor High pressure water supply heater x 3 units Low pressure water supply heater x 3 units Generator Brand: Mitsubishi (Japan) Manufacturing year: 1999 Output: 147 MW (163,334 MVA) Frequency: 60 Hz Volts: 15,000 V Current: 6287 A Power factor: 0.9 Phase: 3 Pole: 2 Field magnetic current: 1475 A Brushless type Air cooling Weight: approx. 180 ton 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: 460 ton/h (100% MCR) Main steam pressure: 174 kg/cm2g (super heater outlet) Main steam temperature: 569 °C (super heater outlet) Reheating steam temperature: 541 °C (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: 3220 kg x 8/h = 25.76 ton/h Heavy oil burner (8 units): 1670 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: 20 ton/h x 3 units Capacity: 18 ton/h (270 kW) x 3 units 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 SpecificationsWeight: 180000