1. Hydropower development of Bulgaria: current state and future outlook Valentin Ivanov Deputy Minister Ministry of Economy and Energy

2. Contents Current state of hydropower: Hydropower potential. Hydropower potential. Hydropower plants in operation. Hydropower plants in operation. Hydropower projects under construction. Hydropower projects under construction. Planned hydropower projects. Planned multifunctional project. Conclusion. April 14, 20092 Ministry of Economy and Energy

3. Current state of hydropower Hydropower potential: Technically feasible: 14 000 GWh/year; Technically feasible: 14 000 GWh/year; Developed so far: 4 610 GWh/year, (33%). Developed so far: 4 610 GWh/year, (33%). Role of the hydropower in Bulgaria’s energy system: Contributes about 10%, mainly peak-demand electricity; Contributes about 10%, mainly peak-demand electricity; The most significant renewable source. The most significant renewable source. April 14, 20093 Ministry of Economy and Energy

4. Current state of hydropower: HPP in operation Big HPP (P>10 MW): 26 nos. with total installed capacity 2720 MW. 4 cascades with total capacity 2480 MW: Belmeken – Sestrimo – Chaira ; Belmeken – Sestrimo – Chaira ; Batak; Batak; Dospat – Vatcha; Dospat – Vatcha; Dolna Arda. Dolna Arda. Hydropower dams. April 14, 20094 Ministry of Economy and Energy

5. Current state of hydropower: HPP in operation Belmeken-Sestrimo-Chaira 1599 MW Batak 231 MW Dospat – Vacha 394 MW Dolna Arda 258 MW April 14, 20095 Ministry of Economy and Energy

6. Current state of hydropower: HPP under construction Tsankov Kamak HPP: 80 MW + 1 MW (Dospat – Vacha Cascade); Upgrading of Studen Kladenets HPP (Dolna Arda Cascade): installation of additional units of 16 MW and 1.3 MW (ecological flow release unit); SHPP (of capacity less than 10 MW). April 14, 20096 Ministry of Economy and Energy

7. Current state of hydropower: HPP under construction Dospat–Vatcha Cascade April 14, 20097 Ministry of Economy and Energy

8. Planned hydropower projects Arda Cascade April 14, 20098 Ministry of Economy and Energy

9. Planned hydropower projects Yadenitsa HPP A 110 m high dam A 6750 m long tunnel D=7 m Yadenitsa HPP A 110 m high dam A 6750 m long tunnel D=7 m Belmeken–Sestrimo–Chaira Cascade April 14, 20099 Ministry of Economy and Energy

10. Planned multifunctional projects on the Danube River April 14, 200910 Ministry of Economy and Energy

11. Planned multifunctional projects on the Danube River Potential of the Danube River: Inland waterway navigation; Inland waterway navigation; Hydropower; Hydropower; Irrigation. Irrigation. Comprehensive utilization of this potential: Nikopol – Turnu Magurele Project; Nikopol – Turnu Magurele Project; Calarasi – Silistra Project. Calarasi – Silistra Project. Protection against erosion of the river course. Flood control. April 14, 200911 Ministry of Economy and Energy

12. Planned multifunctional projects on the Danube River Inland waterway navigation: EC declared the Rhine–Main–Danube Inland Waterway as Pan European Transport Corridor VII (TEN-T). EC declared the Rhine–Main–Danube Inland Waterway as Pan European Transport Corridor VII (TEN-T). Target: to become “the backbone of the waterway connection between Eastern and Western Europe”. Target: to become “the backbone of the waterway connection between Eastern and Western Europe”. TEN-T requires the elimination by 2015 of the existing bottlenecks, including the one of the reach between Bulgaria and Romania. TEN-T requires the elimination by 2015 of the existing bottlenecks, including the one of the reach between Bulgaria and Romania. April 14, 200912 Ministry of Economy and Energy

13. Planned multifunctional projects on the Danube River April 14, 200913 Ministry of Economy and Energy

14. Planned multifunctional projects on the Danube River Energy: The EU aims at reducing the climate impacts, as well as at establishing of a common energy policy. The EU aims at reducing the climate impacts, as well as at establishing of a common energy policy. Target: to increase the share of the renewable energy sources. Target: to increase the share of the renewable energy sources. Target for the EU:20% през 2020 Target for the EU:20% през 2020 Target for Bulgaria:10% през 2010 16% през 2020 Target for Bulgaria:10% през 2010 16% през 2020 April 14, 200914 Ministry of Economy and Energy

15. Planned multifunctional projects on the Danube River Romania Bulgaria Nikopol – Turnu Magurele HPP s Bridges Locks HPP s Bridges Locks April 14, 200915 Ministry of Economy and Energy

16. Planned multifunctional projects on the Danube River Power plants – bridges – locks Hydraulic works: Hydraulic works: HPP, locks, spillway with radial gates, embankment dam and fish passage.HPP, locks, spillway with radial gates, embankment dam and fish passage. Infrastructural works: Infrastructural works: Railway, road, telecommunication and power lines.Railway, road, telecommunication and power lines.Reservoirs Protection works for the agricultural lands, the settlements, the high banks and the transport facilities.Protection works for the agricultural lands, the settlements, the high banks and the transport facilities. April 14, 200916 Ministry of Economy and Energy

17. Planned multifunctional projects on the Danube River Layout Bulgaria Romania April 14, 200917 Ministry of Economy and Energy

18. Planned multifunctional projects on the Danube River Cross section of the powerhouse April 14, 200918 Ministry of Economy and Energy

19. Planned multifunctional projects on the Danube River Cross section of the spillway April 14, 200919 Ministry of Economy and Energy.

20. Planned multifunctional projects on the Danube River Nikopol – Turnu Magurele Project: Stage of design:Detailed Design Stage of design:Detailed Design Reservoir length:282 km Reservoir length:282 km Installed capacity: 2 x 400 MW (2 x 500 MW)‏ Installed capacity: 2 x 400 MW (2 x 500 MW)‏ Annual utilization:5500 h Annual utilization:5500 h Annual energy output:2 x 2200 GWh Annual energy output:2 x 2200 GWh Calarasi – Silistra Project Stage of design:Feasibility Study Stage of design:Feasibility Study Installed capacity:2 x 265 MW Installed capacity:2 x 265 MW Annual utilization:6200 h Annual utilization:6200 h Annual energy output:2 x 1650 GWh Annual energy output:2 x 1650 GWh April 14, 200920 Ministry of Economy and Energy

21. Planned multifunctional projects on the Danube River Economic effect: The Danube will be navigable at all times to provide reliable inland waterway from Black Sea to North Sea The Danube will be navigable at all times to provide reliable inland waterway from Black Sea to North Sea Production of electricity from renewable energy sources: more than 3800 GWh/year, about 10% of the gross electricity consumption in 2006. Production of electricity from renewable energy sources: more than 3800 GWh/year, about 10% of the gross electricity consumption in 2006. Two new railway, road, power transmission line, and telecommunication crossings. Two new railway, road, power transmission line, and telecommunication crossings. Improvement of the conditions for irrigation and water supply. Improvement of the conditions for irrigation and water supply. Improvement of the conditions on the Bulgarian and Romanian riverbanks by reliable flood protection. Improvement of the conditions on the Bulgarian and Romanian riverbanks by reliable flood protection. April 14, 200921 Ministry of Economy and Energy

22. Planned multifunctional projects on the Danube River Social effect: New employment opportunities will be created for each of the two counties (Romania and Bulgaria) : New employment opportunities will be created for each of the two counties (Romania and Bulgaria) : About 2300 work places during the construction period; andAbout 2300 work places during the construction period; and About 850 permanent work places for qualified personnel during the operation period.About 850 permanent work places for qualified personnel during the operation period. Sustainable solution of the erosion problem of the Bulgarian riverbanks and the river islands. Sustainable solution of the erosion problem of the Bulgarian riverbanks and the river islands. Improvement of the conditions for sport, tourism and fishing. Improvement of the conditions for sport, tourism and fishing. April 14, 200922 Ministry of Economy and Energy

23. Conclusion Significant part of Bulgaria’s hydropower potential is still to be harnessed. Bulgaria is planning to develop: Hydropower projects (Gorna Arda HPP, Yadenitsa HPP). Hydropower projects (Gorna Arda HPP, Yadenitsa HPP). Multifunctional projects (on the Danube River)‏ Multifunctional projects (on the Danube River)‏ It is necessary to update the existing designs in order to: Analyze in detail the technical, economical and environmental feasibility of the projects; Analyze in detail the technical, economical and environmental feasibility of the projects; Take into account the current conditions, as well as all the impacts from the projects implementation. Take into account the current conditions, as well as all the impacts from the projects implementation. April 14, 200923 Ministry of Economy and Energy

24. THANK YOU FOR YOUR ATTENTION! April 14, 200924 Ministry of Economy and Energy