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Korean Electricity Grid#6. Reference - Korean Electricity Grid

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Korean Electricity Grid

• Small Country, Not Small Grid Land: ~1/3 of Italy

Generating Capacity: ~2/3 of Italy (82GW as of 2012)

• Isolated Grid (Big difference) No international exchange of electricity or

international cooperation

• Small Renewable Energy (as of 2012)

Only 5% of total energy are renewable (Mostly by Hydro, Solar, Wind)

Nuclear: 25.3%, Coal: 30.7%,LNG: 26.8%, Oil: 6.5%

RPS begin since 2012 (previously FIT)154kV : 20,487 / 571345kV : 8,285 / 81765kV : 755 / 5

154kV : 20,487 / 571345kV : 8,285 / 81765kV : 755 / 5

154kV : 20,487 / 571154kV : 20,487 / 571345kV : 8,285 / 81345kV : 8,285 / 81765kV : 755 / 5765kV : 755 / 5

km / lines

(As of 2010)

#6. Reference - Korean Electricity Grid

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Korean Electricity Market#6. Reference - Korean Electricity Grid

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Korean Electricity Market

• Deregulated Market Wholesale Market

- Energy, Capacity, Ancillary

- CBP (not TWBP)

- Dominated by KEPCO’s 6 subsidiaries

Retail Market: Almost Monopoly

• Increase in Demand Very Low Electricity Charge (around 60% of

OECD average) from KEPCO, government-owned utility

Annual Increase Rate: 5.6%

• Current Investment Plan New Energy Investment from KEPCO: Renew-

able & Energy Efficiency

Focusing on “Battery-based” Energy Storage

#6. Reference - Korean Electricity Grid