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Workshop on Concentrating Photovoltaic Power Plants: Optical Design and Grid Connection, 11-12 October 2007, Marburg, Germany

Programme

Workshop on Concentrating Photovoltaic Optics and Power

Wednesday, 10 October 2007

17:00 - 19:00 Registration - Informal Reception

Thursday 11, October 2007

09:30 - 10:00 Coffee
10:00 - 10:30 Opening Intro
Concentrating photovoltaic optics and power. R. Leutz, T. Ackermann, University of Marburg; Royal Institute of Technology, Stockholm
10:30 - 12:00 Technical Session I Plenum
CPV - an Industrial Revolution for Renewables. A. Bett, ISE Freiburg
Thermodynamics of photovoltaic conversion. H. Ries, University of Marburg and OEC AG, Munich
Development of high-efficiency multi-junction solar cells. W. Stolz, University of Marburg
12:00 - 12:30 Discussion
12:30 - 13:30 Lunch
13:30 - 15:00 Technical Session II Systems
Rooftop photovoltaic system using high concentration. P. Gleckman, Energy Innovations, Pasadena
Correlation between experimentation and modeling for Emcore's CPV system.D. Buie, Emcore, Albuquerque
Aspects for low concentration PV. Y. Tripanagnostopoulos, University of Patras
The XR nonimaging photovoltaic concentrator. A. Cvetkovic, M. Hernández, P. Benítez, J.C. Miñano, A. Santamaría, Universidad Polytécnica de Madrid; LPI Europe, Madrid
15:00 - 15:30 Discussion
15:30 - 16:00 Coffee
16:00 - 17:30 Technical Session III Cells, Testing
Laser grooved buried contact concentrator cells. K.C. Heasman, A. Cole, S. Roberts, T. M. Bruton, NaREC, Northumberland
Development of high efficiency 4-terminal mechanical photovoltaic stacks. G. Flamand, J. Poortmans, IMEC, Leuven
Role of the germanium substrate manufacturer in the CPV market. K. Dessein, Umicore, Olen
Large area collimator for indoor characterization of concentration modules with flash simulators. I. Antón, C. Domínguez, G. Sala, Universidad Polytécnica de Madrid
Collimator optics for CPV testing. H.P. Annen, R. Leutz, University of Marburg
17:30 - 18:00 Discussion
20:00 Dinner (see map)

Friday 12, October 2007

09:00 - 09:20 Technical Session IV Grids
Large Scale Integration of Renewable Energy - Lessons learned from Wind Power. T. Ackermann, Energynautics, Germany
09:20 - 10:00 100% Renewable Electricity Supply by means of an International Transmission System - Technically and Economically Viable Climate Protection with Today's Technology. Dr. Gregor Czisch, University of Kassel, Germany
10:00 - 10:20 Discussion
10:20 - 10:45 Coffee
10:45 - 12:00 Technical Session V Reliability, Cost
Introduction of a new CPV-cell economical performance index. G. Timo, CESI, Milan
Latitude and climate dependent spectral effects of concentrating PV technologies. C.A. Gueymard, Solar Consulting Services, Colebrook
Design of lower cost CPV 3-sun mirror modules. L. Fraas, J. Avery, L. Minkin, H.X. Huang, JX Crystals, Issaquah
Concentrator photovoltaic standards. R. McConnell, L. Ji, NREL, Golden; Underwriters Laboratories, Northbrook
12:00 - 12:30 Discussion
12:30 - 13:30 Lunch
13:30 - 14:30 Discussion Energy mix and CPV
14:30 - 15:00 Coffee
15:00 Seminar Optics for CPV
How can plastics injection molding help driving down the cost of photovoltaic concentrators? J.T. Mäkinen, R. de Schipper, Philips, Veldhoven
Physical limits of refractive and reflective concentrators, L. Fu, R. Leutz, OEC AG Munich; University of Marburg
or
15:00
Tour The 4th Junction
Material Sciences Center, Central Technology Laboratory University of Marburg

Parallel Posters
Different designs for low-concentrator PV systems. F. Rasello, INTEGRAre, Milan
CPV 3-sun mirror modules on carousel trackers for commercial building rooftops. L. Fraas, J. Avery, L. Minkin, H.X. Huang, C. Maxey, JX Crystals, Issaquah

Registered Participants Include
Several start-up companies from CA, Spain, Germany, Israel, UK,
Most Spanish and German CPV module manufacturers,
Cell makers,
Most Fresnel lens producers,
Consultants,
Universities and research institutes.
17:30 End of Workshop

Saturday, 13 October 2007

08:30 - 18:00 IEC WG 7 CPV Standards meeting, R. McConnell Biegenstrasse 12.

Please refer to the Conference Topics for details on the Technical Sessions.