Publications and Papers
Please find a selection of publications with our participation:
QDec-M-Line: A Geometric Quality Control System to Assess Fully Assembled Parabolic Trough Modules in Series Production
S. Ulmer, B. Brix, H. Koch and A. Kämpgen, SolarPACES Conference 28. Sept. – 2. Oct. 2020
Dynamic Photogrammetry Applied to a Real Scale Heliostat: Insights into the Wind-induced Behavior and Effects on the Optical Performance
K. Blume, M.Röger, T. Schlichting, A. Macke, R. Pitz-Paal, Solar Energy 212 (2020) 297-308
Review of Heliostat Calibration and Tracking Control Methods
J.C. Sattler, M. Röger, P. Schwarzbözl, R. Buck, A. Macke, C. Raeder, J. Göttsche, Solar Energy 207 (2020) 110-132
Reducing LCOE through measurement-based quality assurance and hybrid performance testing in solar fields
K. Pottler, S. Ulmer, T. Thaufelder, T. Schmidt, K. Regina, SolarPACES Conference 1-4 Oct. 2019 Daegu, South Korea
Heliostat Testing According to SolarPACES Task III Guideline
D. Nieffer, T. Effertz, A. Macke, M. Röger, G. Weinrebe, S. Ulmer, SolarPACES Conference 2-5 Oct. 2018, Casablanca, Morocco, AIP Conference Proceedings 2126, 030039 (2019)
Hydrogen Monitoring in the Heat Transfer Fluid of Parabolic Trough Plants
C. Jung, M. Senholdt, C. Spenke, T. Schmidt, S. Ulmer, SolarPACES Conference 2-5 Oct. 2018, Casablanca, Morocco, AIP Conference Proceedings 2126, 080004 (2019)
From Research to Industry: Development of a High-Resolution Measurement System for Mirrored Heliostats in Series Production
S. Schedler, S. Ulmer, H. Koch, M. Röger, D. Benitez, C. Prahl, G. Weinrebe, SolarPACES Conference 2-5 Oct 2018, Casablanca, Morocco, AIP Conference Proceedings 2126, 030051 (2019)
Enhancements in High-resolution Slope Deviation Measurement of Solar Concentrator Mirrors
C. Weber, S. Ulmer, H. Koch, Energy Procedia 49 (2014) 2231-2240
Full Parabolic Trough Qualification from Prototype to Demonstration Loop
E. Lüpfert, K. Pottler, M. Schmitz, SolarPACES Conference 11-14 Oct. 2016, Abu Dhabi, UAE, AIP Conf. Proc. 1850, 020010 (2017) doi 10.1063/1.4984334
Ensuring performance by geometric quality control and specifications for parabolic trough solar fields
K. Pottler, S. Ulmer, E. Lüpfert, M. Landmann, M. Röger, C. Prahl, SolarPACES Conference, 17-20 Sept. 2013, Las Vegas, USA, Energy Procedia 49 (2014) 2170-2179
Monitoring of mirror and sensor soiling with TracS for improved quality of ground-based irradiance measurements
N. Geuder, R. Affolter, A.A. Merrouni, A. Mezrhab, R. Pitz-Paal, SolarPACES Conference 17-20 Sept. 2013, Las Vegas, USA, Energy Procedia 40 (2014) 2422-2432
High-Resolution Measurement System for Parabolic Trough Concentrator Modules in Series Production
S. Ulmer, C. Weber, H. Koch, M. Schramm, H. Pflüger, P. Ciement, H. Yildiz:, SolarPACES Conference, 11-14 Sept. 2012, Marrakech, Morocco
Validation of two Optical Measurement Methods for the Qualification of the Shape Accuracy of Mirror Panels for Concentrating Solar Systems
T. März, C. Prahl, S. Ulmer, S. Wilbert, C. Weber, Journal of Solar Energy Engineering 133 (3), 031022, doi:10.1115/1.4004240, August 2011
Airborne Shape Measurement of Parabolic Trough Collector Fields
C. Prahl, B. Stanicki, C. Hilgert, S. Ulmer, M. Röger, SolarPACES Conference, 20-23 Sept. 2011, Granada, Spain
QFOTO: Automatic Inline Measurement System for Parabolic Trough Structures: Experiences and Developments
K. Pottler, M. Mützel, J. Engelke, C. Prahl, M. Röger, SolarPACES Conference, 20-23 Sept. 2011, Granada, Spain
Influence of Measurement Equipment on the Uncertainty of Performance Test Loops for Concentrating Solar Collectors
N. Janotte, E. Lüpfert, R. Pitz-Paal, K. Pottler, M. Eck, E. Zarza, K.-J. Riffelmann, Journal of Solar Energy Engineering 132 (3), 031003, DOI: 10.1115/1.4001476, June 2010
Solar Trough Mirror Shape Specifications
E. Lüpfert, S. Ulmer, SolarPACES Conference, 15-18 Sept. 2009, Berlin, Germany
Automated High Resolution Measurement of Heliostat Slope Errors
S. Ulmer, T. März, C. Prahl, W. Reinalter, B. Belhomme, SolarPACES Conference, 15-18 Sept. 2009, Berlin, Germany
Slope Error Measurements of Parabolic Troughs Using the Reflected Image of the Absorber Tube
S. Ulmer, B. Heinz, K. Pottler, E. Lüpfert, Journal of Solar Energy Engineering 131 (1), 011014-1 to 011014-5, February 2009
Automatic Noncontact Quality Inspection System for Industrial Parabolic Trough Assembly
K. Pottler, M. Röger, E. Lüpfert, W. Schiel, Journal of Solar Energy Engineering 130 (1), 011008-1 to 011008-5, February 2008
Measurement techniques for the optical quality assessment of parabolic trough collector fields in commercial solar power plants
S. Ulmer, K. Pottler, E. Lüpfert, M. Röger, ES2007-36221, ASME, Energy Sustainability 2007, 27-30 June, 2007, Long Beach, CA, USA
Parabolic Trough Optical Performance Analysis Techniques
E. Lüpfert, K. Pottler, S. Ulmer, K.-J. R, A. Neumann, B. Schiricke, Journal of Solar Energy Engineering, 129 (2), May 2007.
Photogrammetry: A powerful tool for geometric analysis of solar concentrators and their components
K. Pottler, E. Lüpfert, G. H. Johnston, M. R. Shortis, Journal of Solar Energy Engineering (127), 94-101, February 2005
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