Concentrating Solar Collectors

In the research topic Concentrating Solar Collectors, our work focuses on the following fields of work:

 

Solar Towers

 

Parabolic Trough Collectors

 

Linear Fresnel Collectors

 

Innovative Concepts

 

Lab-Testing

 

Solar-Field-Testing

 

Materials and Coating

 

Modeling and Simulation

Concentrating collectors are a key technology for both solar thermal electric power plants (CSP or STE) and concentrated solar process heat (CSH).

At Fraunhofer ISE, we do research on all three major concentrator technologies and on innovative collector prototypes.

Together with our industry partners, we develop and optimize collectors. To reach higher efficiencies, increasing the working temperatures by using novel heat transfer fluids, is one challenge in technology development. We tackle this on the one hand with innovative developments of high-performance materials, coatings and components. On the other hand we apply cutting-edge modeling, simulation and optimization approaches based on our in-house software suites Raytrace3D and ColSimCSP.

We actively foster the penetration of state-of-the-art and future technology trends like digitalization, Industry 4.0 or additive production.

On the testing side, we cover a large range of services for our industry clients: Characterization and quality control of components during production, installation and operation.

We offer enhanced dynamic in-situ testing for all temperature ranges.

Beyond the state-of-the-art, we develop new testing methodologies and contribute actively to normative processes.

Selected Research Projects

 

SinoTrough

Parabolic Trough Technology for a Sustainable Energy System in China

 

SFERA-III

Solar Facilities for the European Research Area – Third phase

 

Polyphem

Small-Scale Solar Thermal Combined Cycle (Gas Turbine/ORC)

 

HelioGLOW

Development of Components for a Solar Thermal Tower Power Plant

Gregor Bern

Contact Press / Media

Dr. Gregor Bern

Concentrating Solar Collectors

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Phone +49 761 4588-5906

Current Publications - Concentrating Solar Collectors:

Jahr
Year
Titel/Autor:in
Title/Author
Publikationstyp
Publication Type
2023 Prozesswärme mit konzentrierender Solarthermie und Hochtemperatur-Wärmepumpen
Stathopoulos, Panagiothis; Krüger, Dirk; Nitz, Peter; Stieglitz, Robert
Konferenzbeitrag
Conference Paper
2022 Raytrace3D by Fraunhofer ISE - Accurate and Efficient Ray Tracing for Concentrator Optics
Schöttl, Peter; Bern, Gregor; Nitz, Peter; Torres, Francisco; Graf, Noa Lina
Bericht
Report
2022 Comparison of advanced parameter identification methods for linear Fresnel collectors in application to measurement data
Schöttl, Peter; Montenon, Alaric C.; Papanicolas, Costas; Perry, Stephen; Heimsath, Anna
Konferenzbeitrag
Conference Paper
2021 Chancen für den Einsatz konzentrierender Kollektoren in Mitteleuropa
Krüger, D.; Fischer, S.; Nitz, P.; Labairu, J.I.
Konferenzbeitrag
Conference Paper
2021 Techno-Economic Optimization of Solar Tower Systems: Comparison of Different Sites in Chile
Ferreres Eceiza, M.; Schöttl, P.; Sartori, F.T.; Felbol, C.; Cerda, M.; Fluri, T.; Bern, G.
Vortrag
Presentation
2021 Secondary Reflectors Tested at High Temperatures and High Radiation Intensities
Gledhill, S.; Hildebrandt, C.; Uhlig, R.; Wette, J.; Sutter, F.
Vortrag
Presentation
2021 Evaluation of reflectance measurement techniques for artificially soiled solar reflectors: Experimental campaign and model assessment
Picotti, Giovanni; Simonetti, Ricardo; Schmidt, Thomas; Cholette, Michael; Heimsath, Anna; Ernst, Sebastian-Johannes; Manzolini, Giampaolo
Zeitschriftenaufsatz
Journal Article
2020 Solar thermal venetian blind as synergetic and adaptive sun protection device in double skin façades
Haeringer, S.F.; Bueno, B.
Aufsatz in Buch
Book Article
2020 Optimization of Solar Tower Molten Salt Cavity Receivers for Maximum Yield based on Annual Performance Assessment
Schöttl, P.; Bern, G.; Rooyen, D.W. van; Fernández Pretel, J.; Fluri, T.; Nitz, P.
Zeitschriftenaufsatz
Journal Article
2020 Design and Experimental Feasibility Proof-of-concept of a Façade-Integrated Solar Thermal Venetian Blind with Heat Pipes
Haeringer, S.F.; Denz, P.-R.; Vongsingha, P.; Bueno, B.; Kuhn, T.E.; Maurer, C.
Aufsatz in Buch
Book Article
2019 Scattering and Specular Reflection of Solar Reflector Materials - Measurements and Method for Determine Solar Weighted Specular Reflectance
Heimsath, A.; Nitz, P.
Zeitschriftenaufsatz
Journal Article
2019 The effect of soiling on the reflectance of solar reflector materials - Model for prediction of incidence angle dependent reflectance and attenuation due to dust deposition
Heimsath, A.; Nitz, P.
Zeitschriftenaufsatz
Journal Article
2019 Optimized Mirror Cleaning Strategies in PTC Plants Reducing the Water Consumption and the Levelized Cost of cleaning
Rohani, S.; Abdelnabi, N.; Fluri, T.; Heimsath, A.; Wittwer, C.; Pérez Ainsua, J.C.
Konferenzbeitrag
Conference Paper
2019 Parallel in-situ Measurement of Heliostat Aim Points in Central Receiver Systems by Image Processing Methods
Bern, G.; Schöttl, P.; Rooyen, D.W. van; Heimsath, A.; Nitz, P.
Zeitschriftenaufsatz
Journal Article
2019 Confidential Feedback Workshops as a Method to Foster Innovation. Deliverable B.3
Maurer, C.
Bericht
Report
2019 Rule-Based Views and Linked Building Data for Efficient Planning Processes
Maurer, C.; Wagner, A.; Wengzinek, J.; Rüppel, U.; Sprenger, W.; Kuhn, T.
Vortrag
Presentation
2019 Rule-Based Views and Linked Building Data for Efficient Planning Processes
Maurer, C.; Wagner, A.; Wengzinek, J.; Rüppel, U.; Sprenger, W.; Kuhn, T.E.
Konferenzbeitrag
Conference Paper
2019 Heat Transfer and Pressure Drop Correlations for Laminar Flow in an In-line and Staggered Array of Circular Cylinders
Fugmann, H.; Schnabel, L.; Frohnapfel, B.
Zeitschriftenaufsatz
Journal Article
2019 Monitoring of Soiling with the AVUS Instrument - Technical and Economic Assessment
Heimsath, A.; Schmidt, T.; Rohani, S.; Haack, L.; Meyer, R.; Steinmetz, J.; Nitz, P.
Konferenzbeitrag
Conference Paper
2019 Performance Assessment of a Secondary Concentrator for Solar Tower External Receivers
Schöttl, P.; Zoschke, T.; Frantz, C.; Gilon, Y.; Heimsath, A.; Fluri, T.
Konferenzbeitrag
Conference Paper
2019 Linear Fresnel Collector Mirrors - Measured Systematic Surface Errors and their Impact on the Focal Line
Heimsath, A.; Schöttl, P.; Bern, G.; Nitz, P.
Konferenzbeitrag
Conference Paper
2019 Solar Field Heliostat Selection Based on Polygon Optimization and Boundaries
Schöttl, P.; Rohani, S.; Leonardi, E.; Pisani, L.; Les, I.; Mutuberria, A.; Nitz, P.
Konferenzbeitrag
Conference Paper
2019 Experimental Assessment of Simultaneous In-Situ Heliostats Calibration Methodology HelioControl at Themis Facility
Bern, G.; Bitterling, M.; Schöttl, P.; Ferriere, A.; Volut, Y.; Heimsath, A.; Nitz, P.
Konferenzbeitrag
Conference Paper
2019 Thermal stability enhancement of D-mannitol for latent heat storage applications
Neumann, H.; Burger, D.; Taftanazi, Y.; Alferez Luna, M.P.; Haussmann, T.; Hagelstein, G.; Gschwander, S.
Zeitschriftenaufsatz
Journal Article
2018 Mehr Praxisnähe mit Heat-Pipes
Maurer, C.
Zeitschriftenaufsatz
Journal Article
2018 Solarthermie in der Städtischen Energieversorgung - Energiewirtschaftliche Analyse und Quartier Freiburg-Gutleutmatten
Herkel, S.
Vortrag
Presentation
2018 Innovative Solarkollektoren. Solarthermie für die Fassade - integrierfähige und gestalterisch flexible Systeme
Maurer, C.
Zeitschriftenaufsatz
Journal Article
2018 Raumhohes Ganzglas-Fassadenelement mit solarthermischer Jalousie
Haeringer, S.; Delgado Chacón, A.; Haidar, M.; Lauro, P. di; Panchal, K.; Nungesser, S.; Kuhn, T.; Denz, P.; Maurer, C.; Vongsingha, P.; Denz, P.
Konferenzbeitrag
Conference Paper
2018 Kostenreduzierung von solarthermischen Systemen durch kombinierte technisch-wirtschaftliche Optimierung - Projekt TEWIsol
Kramer, W.; Oliva, A.; Diels, F.; Tönnes, C.
Konferenzbeitrag
Conference Paper
2018 Der Beitrag der Solarthermie für die Wärmewende - Aktuelle Studien
Henning, H.-M.
Vortrag
Presentation
2018 Thermal Management of PVT Collectors
Lämmle, M.
Dissertation
Doctoral Thesis
2018 Report on Barriers for New Solar Envelope Systems. Deliverable B.1
Hubschneider, Carolin; Maurer, C.; Taveres-Cachat, Ellika; Eisenlohr, J.; Hollick, John; Lemarchand, Philippe; Garay, Roberto; Loonen, Roel; Aagesen, Vickie
Bericht
Report
2018 Confidence interval computation method for dynamic performance evaluations of solar thermal collectors
Zirkel-Hofer, A.; Perry, S.; Kramer, K.; Heimsath, A.; Scholl, S.; Platzer, W.
Zeitschriftenaufsatz
Journal Article
2018 Wire Structure Heat Exchangers: A Better Design for Air Cooled Condensers?
Fugmann, Hannes
Blogbeitrag
Blog Post
2018 In Situ Characterization of Thermal Collectors in Field Installations
Fahr, S.; Gumbel, U.; Zirkel-Hofer, A.; Kramer, K.
Konferenzbeitrag
Conference Paper
2018 Using Digitalization for More Reliable and Less Expensive Building Performance Analysis
Maurer, C.; Wilson, H.R.; Curcija, D.C.; Kuhn, T.E.
Konferenzbeitrag
Conference Paper
2018 Categorization of weathering stresses for photovoltaic modules
Köhl, M.; Heck, M.; Wiesmeier, S.
Zeitschriftenaufsatz
Journal Article
2018 Building-integrated Solar Thermal Systems in the Architectural Design Stage
Maurer, C.; Kuhn, T.
Aufsatz in Buch
Book Article
2018 Development of highly efficient, glazed PVT collectors with overheating protection to increase reliability and enhance energy yields
Lämmle, M.; Hermann, M.; Kramer, K.; Panzer, C.; Piekarczyk, A.; Thoma, C.; Fahr, S.
Zeitschriftenaufsatz
Journal Article
2018 Künstliche Intelligenz für die Regelung solarthermischer Heizungsanlagen
Kramer, W.; Bitterling, M.
Konferenzbeitrag
Conference Paper
2018 Quellenseitig in Wärmepumpen-Heizsystem integrierte PVT-Kollektoren - Experimentelle Messungen am Einzelmodul und am Gesamtsystem
Schmidt, C.; Schäfer, A.; Thoma, C.; Rajkiran Jayachandran, E.; Lämmle, M.; Geimer, K.; Kramer, K.
Konferenzbeitrag
Conference Paper
2018 Solar Thermal Facade Systems - An Interdisciplinary Approach
Denz, P.; Vongsingha, P.; Haeringer, S.; Kuhn, T.; Maurer, C.; Hermann, M.; Seifarth, H.; Morawietz, K.
Konferenzbeitrag
Conference Paper
2018 Efficient modeling of variable solar flux distribution on solar tower receivers by interpolation of few discrete representations
Schöttl, P.; Bern, G.; Rooyen, D. van; Flesch, J.; Fluri, T.; Nitz, P.
Zeitschriftenaufsatz
Journal Article
2017 Gebäude mit überwiegend solarer Energieversorgung
Kramer, W.; Drück, H.; Steinweg, J.
Vortrag
Presentation
2017 Machine code functions in BIM for cost-effective high-quality buildings
Maurer, C.; Sprenger, W.; Franz, S.; Lodewijks, J.; Rüppel, U.; Kuhn, T.
Konferenzbeitrag
Conference Paper
2017 Solarthermische Gebäudehüllen - neue Konzepte für die Architektur
Maurer, C.; Hermann, M.
Zeitschriftenaufsatz
Journal Article
2017 Solare Wärmeversorgung von Quartieren
Scholte, C.; Kramer, W.; Bestenlehner, D.; Orozaliev, J.
Vortrag
Presentation
2017 Neue Ansätze zur Kostenreduzierung von solarthermischen Systemen - Projekt TEWIsol
Kramer, W.
Konferenzbeitrag
Conference Paper
2017 CFD-Simulation des Kondensationsverhaltens und Fremdstoffertrages in solarthermischen Kollektoren und Vergleich mit realen Degradationserscheinungen
Weiß, K.A.
Konferenzbeitrag
Conference Paper
2017 Solar thermal venetian blinds - transparency, user comfort and solar energy in one!
Haeringer, S.; Abderrahman, I.; Vongsingha, P.; Kuhn, T.; Denz, P.; Maurer, C.
Konferenzbeitrag
Conference Paper
2017 Mit Energie gestalten
Maurer, C.
Zeitschriftenaufsatz
Journal Article
2017 Outlook and conclusions
Kalogirou, S.A.; Maurer, C.
Aufsatz in Buch
Book Article
2017 Machine-code functions in BIM for cost-effective high-quality buildings
Maurer, C.; Sprenger, W.; Franz, S.; Boudhaim, M.; Lodewijks, J.; Rüppel, U.; Kuhn, T.E.
Zeitschriftenaufsatz
Journal Article
2017 Analysis of Wind Direction and Speed Measurements in Arid Region - A Site Evaluation Using Data with Low Temporal Resolution
Klimm, E.; Guischard, F.; Weiss, K.-A.
Konferenzbeitrag
Conference Paper
2017 Charakteristischer Temperaturansatz für die Auslegung und Optimierung von PVT- und Solarthermie-Systemen
Lämmle, M.; Hermann, M.
Konferenzbeitrag
Conference Paper
2017 Thermal performance of a solar box cooker with outer reflectors: Numerical study and experimental investigation
Guidara, Z.; Souissi, M.; Morgenstern, A.; Maalej, A.
Zeitschriftenaufsatz
Journal Article
2017 PVT collector technologies in solar thermal systems: A systematic assessment of electrical and thermal yields with the novel characteristic temperature approach
Lämmle, M.; Oliva, A.; Hermann, M.; Kramer, K.; Kramer, W.
Zeitschriftenaufsatz
Journal Article
2017 Modelling of active building envelopes for cost-effective evaluation
Maurer, C.; Kuhn, T.
Konferenzbeitrag
Conference Paper
2017 Economics
Maurer, C.; Smyth, M.
Aufsatz in Buch
Book Article
2017 Progress in building-integrated solar thermal systems
Maurer, C.; Cappel, C.; Kuhn, T.E.
Zeitschriftenaufsatz
Journal Article
2017 Economics of building-integrated solar thermal systems
Maurer, C.; Smyth, M.
Konferenzbeitrag
Conference Paper
2017 Absorber Surface Durability Standard Testing
Kaltenbach, Thomas; Heck, Markus; Weiß, Karl-Anders
Konferenzbeitrag
Conference Paper
2017 Assessing suitable fields of application for PVT collectors with the characteristic temperature approach
Lämmle, M.; Kramer, K.; Hermann, M.
Konferenzbeitrag
Conference Paper
2017 Parabolic trough receiver heat loss and optical efficiency round robin
Pernpeintner, J.; Schiricke, B.; Sallaberry, F.; Jalon, A.G. de; López-Martín, R.; Valenzuela, L.; Luca, A. de; Georg, A.
Konferenzbeitrag
Conference Paper
2017 Abgedeckter PVT-Kollektor mit Low-e-Beschichtung und Belüftung als Überhitzungsschutz
Lämmle, M.; Panzer, C.; Hermann, M.
Konferenzbeitrag
Conference Paper
2017 Quellenseitig in Wärmepumpe-Heizsysteme eingebundene Kollektoren - Definition von Anforderungen und Bewertung von Rechenmodellen sowie Messverfahren zur Modellkalibrierung
Schmidt, C.; Lämmle, M.; Kramer, K.
Konferenzbeitrag
Conference Paper
2017 Testing
Maurer, C.; Wilson, H.; Kuhn, T.
Aufsatz in Buch
Book Article
2017 Solarthermische Jalousie - Entwicklung und Bewertung einer schaltbaren thermischen Kopplung
Haeringer, S.F.; Abderrahman, I.; Vongsingha, P.; Covarrubias, S.; Amann, U.; Kuhn, T.E.; Denz, P.-R.; Maurer, C.
Poster
2017 Solarthermische Jalousie - Entwicklung und Bewertung einer schaltbaren thermischen Kopplung
Haeringer, S.F.; Abderrahman, I.; Vongsingha, P.; Covarrubias, S.; Kuhn, T.E.; Denz, P.-R.; Maurer, C.
Konferenzbeitrag
Conference Paper
2017 Development of photochromic device with magnetron sputtered titanium dioxide and tungsten trioxide films
Bogati, S.; Basnet, R.; Graf, W.; Georg, A.
Zeitschriftenaufsatz
Journal Article
2017 Solare Energieversorgungskonzepte für Wohngebäude - Messtechnischen Analysen zum Betriebsverhalten und Bewertungsverfahren für die Strom- und Wärmeversorgung
Oliva, A.; Bestenlehner, D.; Drück, H.; Bockelmann, F.; Peter, M.
Konferenzbeitrag
Conference Paper
2016 Gebäudehülle und Energie: Aktive und passive Systeme
Maurer, C.; Bueno, B.
Vortrag
Presentation
2016 Technik und Systeme - Solarthermie
Maurer, C.; Kuhn, T.
Aufsatz in Buch
Book Article
2016 Representation of optical power variation from parabolic trough, linear fresnel and Scheffler-reflector concentrating collectors for solar process heat systems
Rooyen, D.W. van; Heimsath, A.
Konferenzbeitrag
Conference Paper
2016 Die Entwicklung des Energiesystems und die Rolle netzdienlicher Gebäude
Henning, H.-M.
Vortrag
Presentation
2016 State of the art of performance evaluation methods for concentrating solar collectors
Hofer, A.; Valenzuela, L.; Janotte, N.; Burgaleta, J.I.; Arraiza, J.; Montecchi, M.; Sallaberry, F.; Osório, T.; Carvalho, M.J.; Alberti, F.; Kramer, K.; Heimsath, A.; Platzer, W.; Scholl, S.
Konferenzbeitrag
Conference Paper
2016 Potential gain through implementation of astigmatic corrected heliostats
Rooyen, W. van de; Schöttl, P.; Bern, G.; Heimsath, A.; Nitz, P.; Dinter, F.; Harms, T.M.
Konferenzbeitrag
Conference Paper
2016 Microscopic Measurement and Analysis of the Soiling Behavior of Surfaces with Standardized and Real Dust - A Parameter Study
Klimm, E.; Ost, L.; Köhl, M.; Weiß, K.-A.
Zeitschriftenaufsatz
Journal Article
2016 Field Test for Polymeric Collector Models in Different Climatic Locations
Piekarczyk, A.; Volk, M.; Heck, M.; Wiesmeier, S.; Weiß, K.-A.; Köhl, M.
Zeitschriftenaufsatz
Journal Article
2015 Simple models for architecture with BIPVT or BIST
Maurer, C.; Sprenger, W.; Lämmle, M.; Kuhn, T.
Konferenzbeitrag
Conference Paper
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