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Strategies for power generation in Cyprus. Dr. Andreas Poullikkas Electricity Authority of Cyprus. Contents. Energy demand and climate change EU energy policy Main objective and strategy Future power systems Cyprus power generation system Cyprus challenges
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Strategies for power generation in Cyprus Dr. Andreas Poullikkas Electricity Authority of Cyprus Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Contents • Energy demand and climate change • EU energy policy • Main objective and strategy • Future power systems • Cyprus power generation system • Cyprus challenges • Integration of RES-E technologies • The case of CSP technology • Conclusions Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Energy demand and climate change Present and future status Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Energy demand and climate change Global primary energy Source: e2050, 2006. Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Energy demand and climate change Night lights in 2000 Source: e2050, 2006. Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Energy demand and climate change Night lights in 2070 Source: e2050, 2006. Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
today ! Energy demand and climate change Global warming Source: J.R. Petit et al, Nature, 1999. Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Energy demand and climate change Global warming Source: U.S. National Climatic Data Center, 2001. Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
EU energy policy The future energy systems Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
EU energy policy Energy for a changing world Main objective • limitthe global temperature increase to 2°C by 2020 (compared to pre-industrial levels) Main strategy • an EU commitment to achieve at least a 20% reduction of greenhouse gases by 2020 (compared to 1990 levels) Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
EU energy policy How ? • efficient conversion and use of energy in all sectors of the economy • full liberalization and interconnection of energy systems • decarbonization of the transport system through switching to alternative fuels • diversification of the energy mix in favor of renewables and low-carbon conversion technologies for electricity, heating and cooling Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
EU energy policy Towards a low carbon future: European Strategic Energy Technology Plan • 2015construction and operation to 12 large scale demonstrations of CO2 capture and storage technologies in commercial power generation • 2020full commercialization of the above technologies • 2020 share of renewable energy sources in energy production will reach 20% • 2020 measures for the increase of energy efficiency in all sectors will achieve a 20% reduction of the primary energy use • 2030 electricity and heat will be produced from low carbon sources and extensive near-zero emission fossil fuel power plants with CO2 capture and storage • 2030use of 2nd generation bio-fuels and hydrogen fuel cellsin the transport sector • 2050 switch to low carbon should be completed; overall energy mix that could include • large shares for renewables • sustainable coal and gas • sustainable hydrogen • Generation IV fission power and • fusion increase of research budget in energy by 50% Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
EU energy policy EU energy system today* (coal, oil, nuclear) (natural gas) * Poullikkas A., 2009, Introduction to Power Generation Technologies, ISBN: 978-1-60876-472-3 Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
EU energy policy EU energy system in 2020-30* (coal, oil, nuclear, natural gas) (coal, oil, natural gas) * Poullikkas A., 2009, Introduction to Power Generation Technologies, ISBN: 978-1-60876-472-3 Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
EU energy policy EU energy system in 2040-50* (coal, nuclear, natural gas) (coal, nuclear, natural gas) * Poullikkas A., 2009, Introduction to Power Generation Technologies, ISBN: 978-1-60876-472-3 Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Tomorrow: CCS, RES, DG and hydrogen storage EU energy policy Today EU vision for power systems Source: EC, 2007. Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
The EU energy policy Main ingredients of future sustainable electric systems • Renewable energy sources • Distributed generation • Zero emission power plants • Storage devices Development of new sustainable technologies and infrastructure Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Cyprus power generation system Existing and future plans Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Cyprus power generation system Power generation system statistics (year 2009) • Small island isolated power system • Installed capacity1388ΜWe • Generation 5178GWh • Peak load 1103MWe • Average power generation cost ~9€c/kWh Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Cyprus power generation system Steam turbinesand ICE:HFOGas turbines and combined cycle:diesel Present generation system 6x60MWe steam turbines 2x50MWe internal combustion engines 1x11MWe internal combustion engines 6x30MWe steam turbines 4x37,5MWegas turbines 3x130MWe steam turbines 1x220MWecombined cycle 1x38MWe gas turbine Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Cyprus power generation system Projects under development • 1x220MWecombined cycle plant in 2014 (diesel or natural gas) Projects under design • 1x220MWe combined cycle plant in 2019 (natural gas) Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Cyprus power generation system Existing RES-E (2010) Late 2010 Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Cyprus challenges RES penetration Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Cyprus challenges • Short-term(2010-2020) • Switching to natural gas • Integration of RES-E technologies • Mid-term (2020-2030) • Switching to low carbon energy mix • Long-term (2040-2050) • Switching to green hydrogen economy Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies A case study A strategic plan for the promotion of renewable energy sources in the Cyprus electricity generation system* * A study undertaken under the direct supervision of Cyprus Energy Regulatory Authority (CERA) Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies Main objective • to assess the unavoidable increase in the cost of electricity of the Cyprus generation system by the integration of the necessary RES-E technologies for Cyprus to achieve its national RES energy target Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies Important factors • Fuel avoidance cost: by increasing RES-E penetration fuel consumption reduced • CO2 avoidance cost: by increasing RES-E penetration CO2 emissions reduced • Conventional power system operating cost: by increasing RES-E penetration the conventional power system operating cost is increased due to the increased requirements of conventional reserve capacity Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies Optimization model (genetic algorithm implementing IPP and WASP models) Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies RES-E production cost at IRR=0% Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies RES-E penetration cost at IRR=12% RES-E penetration at 16% by 2020 Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies RES-E installed capacity at 16% penetration Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies RES-E energy mix at 16% penetration Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Integration of RES-E technologies Power Generation system energy mix with 16% RES-E penetration Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
The case of CSP technology A case study The cost of integration of parabolic trough CSP plants in isolated Mediterranean power systems Poullikkas A., Hadjipaschalis I., Kourtis G. Renewable and Sustainable Energy Reviews, 2009 Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
The case of CSP technology Existing system • Technical characteristics • Economic characteristics Committed plants • Technical characteristics • Economic characteristics Existing system Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
The case of CSP technology Candidate scenarios for expansion • Expansion with natural gas combined cycle technologies of 220MWe capacity, (BAU scenario) • Expansion with one 50MWe parabolic trough CSP plant (no thermal storage) in combination with BAU • Expansion with one 100MWe parabolic trough CSP plant (no thermal storage) in combination with BAU • Expansion with one 50MWe parabolic trough CSP plant (10 hours thermal storage) in combination with BAU • Expansion with one 100MWe parabolic trough CSP plant (10 hours thermal storage) in combination with BAU • Expansion with parabolic trough CSP technologies of 50MWe capacity, operating hours 24h/day Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
WASP IV (Wien Automatic System Planning) Find the optimal generation expansion policy for an electric utility system within user-specified constraints Bj : Objective function attached to the expansion plan j I : Capital investment costs S : Salvage value of investment costs F : Fuel Costs M : Non-fuel operation and maintenance costs Φ : Cost of energy not served t : time in years (1, 2, …., T) T : length of the study period Possible constraints: level of system reliability, annual number of new power units, amount of environmental emissions, annual usage of selected fuels, annual energy generation by selected plants The case of CSP technology Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
The case of CSP technology Average generation system electricity unit cost (for Cyprus) Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus
Summary • Main ingredients of future sustainable electric systems • Renewable energy sources • Distributed generation • Zero emission power plants • Storage devices • RES-E : a challenge for Cyprus Workshop on Co-generation of Electricity and Desalinated Water from CSP, 23rd June 2010, Nicosia, Cyprus