Lesson 1 : Fundamentals of concentrating solar thermal power In this session, the contents will focus on the physical and thermodynamic basis of Concentrated Solar Power: * High temperature solar-thermal conversion, limits to the concentration of solar radiation and description of the main concentrating technologies. * Solar thermal power plants: concept, background, general configuration and main typologies of solar thermal power plants.

1. By Manuel A. Silva Pérez [email_address] March 3, 2010 Concentrated Solar Thermal Power Technnology Training Session 1 http://www.leonardo-energy.org/csp-training-course-5-lessons

3. Leonardo ENERGY: Education, Training and Advocacy on Sustainable Energy 170 partners from industry and academia contribute to Leonardo ENERGY Leonardo ENERGY’s coordination is done by a team of professionals from the European Copper Institute and its European network of 11 offices 5,000 visitors/day, 69,000 e-mail subscribers, weekly webinars, monthly courses

4. What can you expect from us?

5. Today’s webinar partners Global Solar Thermal Energy Council REEGLE Estela Solar Protermosolar Seville University CSP Today http://www.leonardo-energy.org/csp-training-course-5-lessons

6. SOLAR THERMAL POWER Manuel A. Silva Pérez [email_address] Fundamentals of solar thermal concentrating systems http://www.leonardo-energy.org/csp-training-course-5-lessons

9. Solar resource availability. The solar belt Excelent Very good Good Inappropriate

10. 90 % of the total electricity demand could be supplied from STP plants covering 300x300 km 2 . Effcient transmission via HVDC would allow electricity supply to remote areas with moderate losses. DESERTEC project: STP plants in the Magreb Area to supply electricity for Europe and Africa Solar resource availability. The Desertec project 3000 km EU25

11. Why high temperature? W T Op T A Q 2 Q 1 T D T C Beam Irradiance Radiative losses (emitted by receiver) Difuse Irradiance M.T. Q 2 Q 1 W T Op T A

12. The sun as a heat source

13. Why concentrate solar radiation? W T Op T A Q 2 Q 1 T D T C Beam Irradiance Radiative losses (emitted by receiver) Difuse Irradiance M.T. Q 2 Q 1 W T Op T A

16. Optical efficiency of the receiver

18. Global efficiency of the ideal concentrating system

21. Other factors affecting real concentrators. Non ideal concentrator surface Ideal curvature Spherical curvature, with waviness

22. Other factors affecting real concentrators. Sunshape

24. Real concentrating systems Theoretical 3D: < 46200 2D: < 215

25. Manuel A. Silva Pérez [email_address] Solar Thermal Power Plants http://www.leonardo-energy.org/csp-training-course-5-lessons

28. Solar Thermal Power Plant. Basic configuration Beam irradiance Concentrator Receiver Thermal Storage Concentrated irradiance Electricity Power conversion system Thermal energy Boiler Fossil fuel Biomass

29. Main Concentrating Technologies Linear Fresnel Reflectors Central Receiver / Heliostats Parabolic troughs Parabolic dishes

31. CSP in the Ancient times…

32. CSP in the modern times

33. CETS. Breve historia – Años 80: plantas de demostración

34. Recent history of CSP

35. Pontevedra, UNED, julio 2007

36. Other (unrealized) projects… Solgas (1993-1996). Hybrid solar-gas cogeneration plant Colón Solar (1997-1998). Integration of solar energy in a conventional power plant

37. Nevada Solar One (Boulder City, NV), 2006.

38. PS10 and PS20 (Seville, Spain). 2007 and 2009

39. Kimberlina (Bakersfield, CA), 2008.

40. Calasparra (Murcia, Spain) 2009.

41. Andasol 1 (Granada, Spain), 2009 Puertollano (Ciudad real, Spain), 2009

42. Sierra Sun Tower (California, USA) 2009 Maricopa Solar (Arizona, USA) 2009