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Electricity Systems with High Renewable Energy SharesProf. Dr. Georg ErdmannTU Berlin; Chair Energy SystemsMember of the Federal Commission „EnergiederZukunft“Seminary “Science for Energy Scenarios”organized by the “Commissariat à l'Énergie Atomique et aux Énergies Alternatives » in Les Houche, 3 February 2014
Gross Power Generation in Germany [Source: AGEB] Gross electricity generation [TWh] 600 500 400 300 200 100 0 1990 1995 2000 2005 2010 REN Oil Hard coal Lignite Gas Nuclear Other
Renewable Electricity in Germany [Source AGEB] Electricity generation [TWh] 140 120 100 Biomass 80 PV Wind 60 Hydro 40 20 0 1990 1995 2000 2005 2010
German Electricity Bill for Final Users [Data source: Destatis 2012] 65 63 61 Total expenditures of industrial, commercial and residential customers [without VAT; Billion Euros] 59 59 55 60 51 47 43 42 42 41 41 41 41 41 40 39 39 50 38 37 34 40 30 20 10 1991 1995 2000 2005 2010
German Energy Concept 2050 [September 2010] “Price” for more nuclear
Volatility of Wind Power [Source: Ehlers 2011, S. 100] Wind power generation [MW] 20'000 16'000 12'000 Virtually no capacity contribution Gradient8'000 MW/h Amprion 8'000 EnBW 50Hertz Transmission Transpower 4'000 0 1.1.2010 31.1.2010
Power Supply Scenario for 2030with 50 Percent REN Electricity Load [GW] 100 80 Ordered load duration 60 40 Ordered residual load without biogas / bio-methane 20 0 1000 2000 3000 4000 5000 6000 7000 8000 -20 -40
Power Supply Scenario for 2030with 50 Percent REN Electricity Load [GW] 100 80 Ordered load duration 60 40 Conventionalpower plants Ordered residual load without biogas / bio-methane 20 “Baseload” power 0 1000 2000 3000 4000 5000 6000 7000 8000 -20 Expectedannual operationof new plants -40
Ordered Day-ahead Prices in 2012 130 Day-ahead price [EUR/MWh] 110 without wind + PV: Ø = 51.13 €/MWh Δ = 8.53 €/MWh 90 70 Without wind: Ø = 48.06 €/MWh 50 30 Day-ahead price 2012: Ø = 42.60 €/MWh 10 1440 2880 4320 5760 7200 8640 -10 Hours -30
Ordered Prices in 2012 compared to prices Necessary for Financing new GT Day-ahead price [EUR/MWh] 210 51.13 €/MWh at 500 h/a 150 52.50 €/MWh at 1000 h/a 54.07 €/MWh at 1500 h/a 55.80 €/MWh at 2000 h/a 90 42,60 €/MWh 30 2000 3000 4000 5000 6000 7000 8000 1000 -30 Hours
Backup Power Plant Operation in 2030 Residual load [GW] 50 40 No operation 30 20 Plant positionin the merit order ConsecutiveOperation 10 0 10 20 30 40 50 60 70 Hour -10 -20
Tel: +49 (030) 314 246 56 Fax: +49 (030) 314 269 08 georg.erdmann@tu-berlin.de georg.erdmann@prognoseforum.de Tack såmycket
(Stochastic)Systems Analysis,Econometrics … Wind and PV Investments Regulation power Prices CCS Businessstrategies Hydrogen and fuel cells Innovations Markets Energy security Bio fuels Energy laws Socialwelfare Power-to-gas CO2allowances Competition Industrial EconomicsEvolutionary EconomicsPublic Choice … Research Profile of „Energy Systems“