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Technical Information

TECHNICAL INFORMATION

Out of the three power plants, two power plants utilize sub-critical boilers (2×615 MW) and one power plant utilizes a supercritical boiler (815 MW) which is the first power plant introducing supercritical technology in Indonesia

Paiton unit 7-8

Commercial Operation In May and July 1999
1. Boiler
    1) Type Sub Critical
Tangential Firing with Reheater
Boiler Steam Drum and Forced Water Wall Circulation
    2) Steam Generating Capacity 2,300 ton /hour
    3) Design Operating Conditions Main Steam: 538°C/16Mpa,
Reheat Steam: 538°C/3.9Mpa
2. Steam Turbine
    1) Type Tandem Compound with Dual Flow RH Turbine and Double Dual Flow LP Turbines
    2) Net Capacity 615MW
3. Generator
    1) Type 2 Poles, 3 Phase
    2) Rated Capacity 846MVA
    3) Armature Voltage 23KV
4. Fuel Sub Bituminous Coal
5. Key Environmental Features
    1) Control of Sulphur Dioxide Through the use of Low Sulphur Coal and Flue Gas Desulphurization (FGD) technology
    2) Control of Particulate Emissions Low Ash Coal and Electro Static Precipitators (ESP)
    3) Control of NOx Emissions Low NOx Burners

Paiton unit 3

Commercial Operation In March 2012
1. Boiler
    1) Type Super Critical
Dual Furnace Tangential Firing with Reheater
Steam Separator with Wet Phase and Dry Phase
    2) Steam Generating Capacity 2,630 ton /hour
    3) Design Operating Conditions Main Steam: 538°C/24.5Mpa,
Reheat Steam: 566°C/4.7Mpa
2. Steam Turbine
    1) Type Tandem Compound with Combined HIP Turbine and Dual Flow LP Turbines
    2) Net Capacity 815MW
3. Generator
    1) Type 2 Poles, 3 Phase
    2) Rated Capacity 1,045MVA
    3) Armature Voltage 27KV
4. Fuel Sub Bituminous Coal
5. Key Environmental Features
    1) Control of Sulphur Dioxide Through the use of Low Sulphur Coal and Flue Gas Desulphurization (FGD) technology
    2) Control of Particulate Emissions Low Ash Coal and Electro Static Precipitators (ESP)
    3) Control of NOx Emissions Low NOx Burners

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