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
• 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