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Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
Webinar Renewable Energy Session 6 Small Hydro Power
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Webinar Renewable Energy Session 6 Small Hydro Power

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  • 1. 1© 2010 Macademia Session # 6 – November 18, 2010 TODAY’S TOPIC: Small Hydro Power (and a Wind Interview) Concept and Contents Copyright Macademia 2010; Copyright on pictures as indicated; no unauthorized use or publication Picture Copyright: E.ON 2010, no further use allowed without permission
  • 2. 2© 2010 Macademia Where are we now? Policy approachesWind Solar PV Funding Solar Thermal SHP & Wind Interview Session # 6 – November 18, 2010
  • 3. 3© 2010 Macademia What we will cover • History and Basics of Small Hydropower • Main turbine types and applications • The Renaissance of Small Hydro/Potential • Going back to Wind: Interview with Nico Köllner Picture Copyright to Thermovolt France S.A.S., no further use allowed without permission Session # 6 – November 18, 2010
  • 4. 4© 2010 Macademia Your visiting scholar today:Your visiting scholar today: Nico Köllner, E.ON Climate & Renewables Session # 6 – November 18, 2010
  • 5. 5© 2010 Macademia • Definition of Small Hydro • Centuries of Hydropower use • From small turbine applications to large hydro • Main types of systems used 1 The Basics of Small Hydropower Our Schedule for Today Session # 6 – November 18, 2010
  • 6. 6© 2010 Macademia • Efficiency and types of turbine systems • Costs depending on system • Locations and Environmental Impact • Potential for Small Hydropower 2 Key Topics in Small Hydropower Our Schedule for Today Session # 6 – November 18, 2010
  • 7. 7© 2010 Macademia • The Link to Small Hydropower • From Turbine Sizes to the Location – key factors • Future Challenges 3 A look back to Wind Power Our Schedule for Today Session # 6 – November 18, 2010
  • 8. 8© 2010 Macademia A Country Before we start… B Data C Business • What is happening in the Forum? Session # 6 – November 18, 2010
  • 9. 9© 2010 Macademia • The definition of ‘small hydro’ – no standardization • Upper Limits from 2.5 MW – 30 MW • Frequently used: 10 MW capacity • Substantial impact of “small systems” 1 The Basics of Small Hydropower Session # 6 – November 18, 2010
  • 10. 10© 2010 Macademia • A long mechanical tradition – at different development stages • Water turbine development in France / 19th century • 1880s – larger scale electricity generation • Early 20th century: development of today’s technology 1 Centuries of traditional use Session # 6 – November 18, 2010
  • 11. 11© 2010 Macademia 1 From small applications to Large Hydro • A tendency to larger units throughout 20th century • Particularly 1930s to 1970s • As with other renewables: renewed interest after oil crises in the 1970s Session # 6 – November 18, 2010
  • 12. 12© 2010 Macademia 1 Main Types of Systems • High-head system • Low-head system • Supplemental systems - irrigation - drinking water supply - agricultural purposes Session # 6 – November 18, 2010
  • 13. 13© 2010 Macademia 2 Key Topics: Costs • Main Components for Small-Hydropower - Engineering Expenditures - Electrical Equipment / Material used - Turbine System • Costs shared very unevenly depending on type of system used Session # 6 – November 18, 2010
  • 14. 14© 2010 Macademia 2 Key Topics: Costs • Best Competitiveness - Good site / location with appropriate topography - Suitable for system with relatively low investment costs • Wide range of investment costs and availability of systems Session # 6 – November 18, 2010
  • 15. 15© 2010 Macademia Session # 6 – November 18, 2010 2 Key Topics: Environmental Impacts • Potential impacts of Small Hydropower - Impact on ground-water level - Natural habitat - Fish migration routes - Water quality issues - River flow characteristics
  • 16. 16© 2010 Macademia Session # 6 – November 18, 2010 2 Key Topics: Environmental Impacts • Potential impacts of Small Hydropower - Cleaning up garbage - Enhance water quality - Green regional energy supply
  • 17. 17© 2010 Macademia 0 500 1000 1500 2000 2500 1987 1992 1997 2002 2007 2010 PowerperUnit,kW/Unit LeistungproAnlage,kW/WEA Moving towards optimum capacity of turbines Source: DEWI, Status der Windenergienutzung in Deutschland, p. 6
  • 18. 18© 2010 Macademia • Discussion with Nico Köllner, E.ON 3 Interview with our expert Session # 6 – November 18, 2010
  • 19. 19© 2010 Macademia • Development of Turbine Sizes • Potential for further savings • Repowering with huge potential? • Offshore as the future frontier? • Small decentralized solutions The big topics in Wind Power Session # 6 – November 18, 2010
  • 20. 20© 2010 Macademia • Think about a Renewables portfolio for your country • Which technologies would you recommend? • Which policy instruments would you use? ...and for next week, please: Session # 6 – November 18, 2010
  • 21. 21© 2010 Macademia Your visiting scholar next week: Alexander Saier United Nations Framework Convention on Climate Change, Cancun (invited, tbc) Session # 6 – November 18, 2010

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