Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2018Mechanical and electrical properties of wave-shaped wires for low-stress interconnection of solar cells
Rendler, L.; Walter, J.; Goldenberg, S.; Beinert, A.J.; Wiese, S.; Eitner, U.
Journal Article
2017Analysis of backsheet and rear cover reflection gains for bifacial solar cells
Mittag, M.; Grünzweig, A.; Wiese, M.; Mahmoud, N.; Schmid, A.; Heinrich, M.
Conference Paper
2017Analysis of peel and shear forces after temperature cycle tests for electrical conductive adhesives
Hoffmann, S.; Geipel, T.; Meinert, M.; Kraft, A.
Conference Paper
2017Cell-to-Module (CTM) analysis for photovoltaic modules with shingled solar cells
Mittag, M.; Zech, T.; Wiese, M.; Bläsi, D.; Ebert, M.; Wirth, H.
Conference Paper
2017Electrical and thermal modeling of junction boxes
Mittag, M.; Kutter, C.; Hoffmann, S.; Romer, P.; Beinert, A.J.; Zech, T.
Conference Paper
2017FEM-based development of novel back-contact PV modules with ultra-thin solar cells
Beinert, Andreas; Leidl, Roman; Sommeling, Paul; Eitner, Ulrich; Aktaa, Jarir
Conference Paper
2017Growth of large scale silicon crystals by the rf-heated float zone technique
Zobel, F.; Mosel, F.; Störensen, J.; Dold, P.
Conference Paper
2017Intermetallic compounds in solar cell interconnections: Microstructure and growth kinetics
Geipel, T.; Moeller, M.; Walter, J.; Kraft, A.; Eitner, U.
Journal Article
2017Low-temperature soldering for the interconnection of silicon heterojunction solar cells
De Rose, A.; Erath, D.; Geipel, T.; Kraft, A.; Eitner, U.
Conference Paper
2017Measurement and GIS-based spatial modelling of copper corrosion in different environments in Europe
Slamova, K.; Koehl, M.
Journal Article
2017Ribbon interconnection of 6" BC-BJ Solar Cells
Walter, Johann; Rendler, Li Carlos; Halm, Andreas; Mihailetchi, Valentin; Kraft, Achim; Eitner, Ulrich
Journal Article, Conference Paper
2017Shingled cell interconnection: A new generation of bifacial PV-modules
Klasen, N.; Mondon, A.; Kraft, A.; Eitner, U.
Conference Paper
2017Solder interconnection of aluminum foil rear side metallization for passivated emitter and rear solar cells
De Rose, A.; Kraft, A.; Gledhill, S.; Ali, M.T.; Kroyer, T.; Pscherer, C.; Graf, M.; Nekarda, J.; Eitner, U.
Conference Paper
2017Solder joint stability study of wire-based interconnection compared to ribbon interconnection
Walter, J.; Rendler, L.C.; Ebert, C.; Kraft, A.; Eitner, U.
Journal Article, Conference Paper
2017Systematic PV-module optimization with the cell-to-module (CTM) analysis software "SmartCalc.CTM"
Mittag, M.; Ebert, M.
Journal Article
2017Thermomechanical stress analysis of PV module production processes by Raman spectroscopy and FEM simulation
Beinert, A.J.; Romer, P.; Büchler, A.; Haueisen, V.; Aktaa, J.; Eitner, U.
Journal Article, Conference Paper
2017TPedge: Progress on cost-efficient and durable edge-sealed PV modules
Mittag, M.; Eitner, U.; Neff, T.
Conference Paper
2017Ultra-soft wires for direct soldering on finger grids of solar cells
Rendler, L.C.; Walter, J.; Kraft, A.; Ebert, C.; Wiese, S.; Eitner, U.
Journal Article, Conference Paper
2016A comprehensive study of intermetallic compounds in solar cell interconnections and their growth kinetics
Geipel, T.; Moeller, M.; Kraft, A.; Eitner, U.
Journal Article, Conference Paper
2016Comprehensive Study of Intermetallic Compounds in Solar Cell Interconnections Including Lead-Free, Low Melting Point Solders
Geipel, T.; Möller, M.; Kraft, A.; Eitner, U.
Conference Paper
2016Cost Effective Growth of Silicon Mono Ingots by the Application of a Mobile Recharge System in CZ-Puller
Mosel, F.; Denisov, A.V.; Klipp, B.; Spill, B.; Sharma, R.; Kunert, R.; Dold, P.
Conference Paper
2016Degradation effects of maritime atmosphere on metallic components of solar collectors
Slamova, K.; Duerr, I.; Kaltenbach, T.; Köhl, M.
Journal Article
2016Effect of thermal insulation of the back side of PV modules in the module temperature
Koehl, M.; Hamperl, S.; Heck, M.
Journal Article
2016Field Test for Polymeric Collector Models in Different Climatic Locations
Piekarczyk, A.; Volk, M.; Heck, M.; Wiesmeier, S.; Weiß, K.-A.; Köhl, M.
Journal Article, Conference Paper
2016The impact of ribbon properties on measured peel forces
Eitner, U.; Rendler, L.C.
Journal Article, Conference Paper
2016Influence of Photovoltaic Module Mounting Systems on the Thermo-Mechanical Stresses in Solar Cells by FEM Modelling
Beinert, A.J.; Ebert, M.; Eitner, U.; Aktaa, J.
Conference Paper
2016Investigation of Thermomechanical Stress in Solar Cells with Multi Busbar Interconnection by Finite Element Modeling
Rendler, L.C.; Kraft, A.; Ebert, C.; Wiese, S.; Eitner, U.
Conference Paper
2016Low-temperature interconnection of PVD-aluminium metallization
Geipel, T.; Kumm, J.; Moeller, M.; Kroely, L.; Kraft, A.; Eitner, U.; Wolf, A.; Zhang, Z.; Wolfahrt, P.
Journal Article, Conference Paper
2016Mechanical stress in solar cells with multi busbar interconnection - parameter study by FEM simulation
Rendler, L.C.; Kraft, A.; Ebert, C.; Eitner, U.; Wiese, S.
Conference Paper
2016Microscopic 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.
Journal Article, Conference Paper
2016Mosaic modules for improved design options in building integrated photovoltaic modules
Ebert, M.; Mittag, M.; Fellmeth, T.; Spribille, A.; Mindehoud, T.; Gijzen, G.; Fath, K.; Hecker, R.; Eitner, U.
Conference Paper
2016Die parasitäre Kapazität eines PV-Moduls als Ursache für einen erhöhten Ableitstrom und Indikator für den Feuchteeintrag im Verkapselungsmaterial
Berg, H.; Hsian Saw, M.; Philipp, D.
Conference Paper
2016Photovoltaic Modules: Technology and Reliability
Wirth, H.; Weiß, K.-A.; Wiesmeier, C.
Book
2016Silver grid finger corrosion on snail track affected PV modules - investigation on degradation products and mechanisms
Dürr, I.; Bierbaum, J.; Metzger, J.; Richter, J.; Philipp, D.; Wirth, H.
Presentation
2016Silver grid finger corrosion on snail track affected PV modules - investigation on degradation products and mechanisms
Duerr, I.; Bierbaum, J.; Metzger, J.; Richter, J.; Philipp, D.
Journal Article, Conference Paper
2016TPEDGE: Glass-glass photovoltaic module for BIPV-applications
Mittag, M.; Neff, T.; Hoffmann, S.; Ebert, M.; Eitner, U.; Wirth, H.
Conference Paper
2016Yield predictions for photovoltaic power plants: Empirical validation, recent advances and remaining uncertainties
Müller, B.; Hardt, L.; Armbruster, A.; Kiefer, K.; Reise, C.
Journal Article, Conference Paper
2015Alterungsbeständigkeit von solaren Absorbern in Bezug auf optische Eigenschaften und Oberflächenstruktur
Kaltenbach, T.; Klimm, E.; Heck, M.; Weiß, K.-A.; Köhl, M.
Conference Paper
2015Auswirkungen von Sandabrasion auf die optischen Eigenschaften und Oberflächen von Solarreflektoren und Solargläsern
Kaltenbach, T.; Heck, M.; Köhl, M.; Masche, M.; Völker, C.; Weiß, K.-A.
Conference Paper
2015FEM-simulation of water vapor ingress into glass-glass-modules with polymeric edge sealant and a new experimental set up for permeation tests for sealing material
Klimm, E.; Piekarczyk, A.; Vogt, F.; Ballion, A.; Weiß, K.-A.; Köhl, M.
Conference Paper
2015Impact of soiling on IV-curves and efficiency of PV-modules
Schill, C.; Brachmann, S.; Koehl, M.
Journal Article
2015Inter-laboratory comparison of UV-light sources for testing of PV-modules
Koehl, M.; Philipp, D.
Journal Article
2015Interlaboratory study to determine repeatability of the damp-heat test method for potential-induced degradation and polarization in crystalline silicon photovoltaic modules
Hacke, P.; Terwilliger, K.; Glick, S.; Tamizhmani, G.; Tatapudi, S.; Stark, C.; Koch, S.; Weber, T.; Berghold, J.; Hoffmann, S.; Koehl, M.; Dietrich, S.; Ebert, M.; Mathiak, G.
Journal Article
2015Investment risks of utility-scale PV: Opportunities and limitations of risk mitigation strategies to reduce uncertainties of energy yield predictions
Müller, B.; Heydenreich, W.; Reich, N.; Reise, C.; Farnung, B.
Conference Paper
2015A low concentrating cell and receiver concept based on low cost silicon solar cells
Ebert, M.; Fellmeth, T.; Dörsam, T.; Clement, F.; Biro, D.; Wiesenfarth, M.; Eitner, U.
Conference Paper
2015Mechanical and chemical characterization of solder joints after accelerated ageing tests
Dürr, I.; Walter, J.; Kraft, A.; Weiß, K.-A.; Eitner, U.; Volk, M.; Ebert, C.
Conference Paper
2015Modelling and verification of mechanical stress induced by soldering of wires for multi busbar interconnection
Rendler, L.C.; Walter, J.; Geipel, T.; Volk, M.; Ebert, C.; Eitner, U.
Conference Paper
2015On the uncertainty of energetic impact on the yield of different PV technologies due to varying spectral irradiance
Dirnberger, D.; Müller, B.; Reise, C.
Journal Article
2015On-site performance verification to reduce yield prediction uncertainities
Reich, N.; Zenke, J.; Müller, B.; Kiefer, K.; Farnung, B.
Conference Paper
2015Projections of long-term changes in solar radiation based on CMIP5 climate models and their influence on energy yields of photovoltaic systems
Wild, M.; Folini, D.; Henschel, F.; Müller, B.
Journal Article
2015Realistic yield expectations for bifacial PV systems - an assessment of announced, predicted and observed benefits
Reise, C.; Schmid, A.
Conference Paper
2015Round robin testing of various back-sheets for PV-modules with different ultra-violet radiation sources and sample temperatures
Köhl, M.; Ballion, A.; Lee, Y.-H.; Wu, H.-S.; Scott, K.; Glick, S.; Hacke, P.; Koo, H.J.
Conference Paper
2015Silicon crystallization technologies
Dold, P.
Book Article
2015Simulation of water ingress into PV-modules: IEC-testing versus outdoor exposure
Hülsmann, P.; Weiss, K.-A.
Journal Article
2015Soiling and abrasion testing of surfaces for solar energy systems adapted to extreme climatic conditions
Klimm, E.; Kaltenbach, T.; Philipp, D.; Masche, M.; Weiß, K.-A.; Köhl, M.
Conference Paper
2015Solarenergie zur Stromerzeugung
Kiefer, K.
Book Article
2015TPedge: Qualification of a gas-filled, encapsulation-free glass-glass photovoltaic module
Mittag, M.; Haedrich, I.; Neff, T.; Hoffmann, S.; Eitner, U.; Wirth, H.
Conference Paper
2015Triangular Ribbons for Improved Module Efficiency
Mittag, M.; Beinert, A.J.; Rendler, L.C.; Ebert, M.; Eitner, U.
Conference Paper
2014Accelerated Service Life Testing of Photovoltaic Modules
Köhl, M.
Book Article
2014Agrophotovoltaik - Ressourceneffiziente Landnutzung zur Entschärfung des Flächennutzungskonflikts zwischen Energie- und Landwirtschaft
Bopp, G.; Goetzberger, A.; Obergfell, T.; Reise, C.; Schindele, S.
Conference Paper
2014Complete PV Power Plant Certification: New Standards for Quality Assurance of Large Scale PV Power Plants
Farnung, B.; Bostock, P.; Brückner, J.; Kiefer, K.
Conference Paper
2014Effect of humidity and temperature on the potential-induced degradation
Hoffmann, S.; Köhl, M.
Journal Article
2014Future BIPV Market(s)?!
Ferrara, C.; Vicente Iñigo, C.
Conference Paper
2014The impact of angular dependent loss measurement on PV module energy yield prediction
Ebert, M.; Stascheit, H.; Hädrich, I.; Eitner, U.
Conference Paper
2014The influence of the additive composition on degradation induced changes in poly(ethylene-co-vinyl acetate) during photochemical aging
Beinert, A.; Peike, C.; Dürr, I.; Kempe, M.D.; Reiter, G.; Weiß, K.-A.
Conference Paper
2014A Low Concentration Receiver Concept for Cost Effective Crystalline Back Contact Cells
Ebert, M.; Dörsam, T.; Fellmeth, T.; Hädrich, I.; Eitner, U.; Biro, D.; Wiesenfarth, M.; Noriega, P.; Caparros, S.; Castano, F.
Conference Paper
2014The Mechanical Theory Behind the Peel Test
Eitner, U.; Rendler, L.C.
Conference Paper
2014Mehrertrag durch Global Brightening - Einfluss aktueller Einstrahlungsdaten auf prognostizierte PV-Erträge
Müller, B.; Hardt, L.; Driesse, A.; Reise, C.
Conference Paper
2014Nondestructive determination of climate-specific degradation patterns for photovoltaic-module encapsulation
Peike, C.; Hoffmann, S.; Heck, M.; Kaltenbach, T.; Weiß, K.-A.; Köhl, M.
Journal Article
2014PID - Praxiserfahrung und deren Korrelation zu Labortests
Philipp, D.; Steinhüser, A.; Völker, C.; Dohse, S.; Kiefer, K.
Conference Paper
2014Progress in photovoltaic module calibration - results of a wordwide intercomparison between four reference laboratories
Dirnberger, D.; Krälig, U.; Müllejans, H.; Salis, E.; Emery, K.; Hishikawa, Y.; Kiefer, K.
Journal Article
2014PV module degradation in the field and in the lab - how does it fit together?
Peike, C.; Hoffmann, S.; Dürr, I.; Köhl, M.; Weiß, K.-A.
Conference Paper
2014Qualitätsbenchmarking von PV Modulen
Farnung, B.; Philipp, D.; Dirnberger, D.; Kiefer, K.
Conference Paper
2014Rethinking solar resource assessments in the context of global dimming and brightening
Müller, B.; Wild, M.; Driesse, A.; Behrens, K.
Journal Article
2014Robust module integration of back contact cells by interconnection adapters
Ebert, M.; Seckel, M.; Böttcher, L.; Hendrichs, M.; Clement, F.; Dürr, I.; Biro, D.; Eitner, U.; Schneider-Ramelow, M.
Conference Paper
2014Soiling and anti-soiling coatings on surfaces of solar thermal systems - featuring an economic feasibility analysis
Lorenz, T.; Klimm, E.; Weiß, K.-A.
Journal Article, Conference Paper
2014Temperature-dependent water vapour and oxygen permeation through different polymeric materials used in photovoltaic-modules
Hülsmann, P.; Weiß, K.-A.; Köhl, M.
Journal Article
2014Unified methodology for determining CTM ratios: Systematic prediction of module power
Haedrich, I.; Eitner, U.; Wiese, M.; Wirth, H.
Journal Article, Conference Paper
2014Yield predictions for photovoltaic power plants: Empirical validation, recent advances and remaining uncertainties
Müller, B.; Hardt, L.; Armbruster, A.; Kiefer, K.
Conference Paper
2013Adhesion of Al-Metallization in Ultra-Sonic Soldering on the Al-Rear Side of Solar Cells
Schmitt, P.; Eberlein, D.; Tranitz, M.; Eitner, U.; Wirth, H.; Ebert, C.
Conference Paper, Journal Article
2013BIPV-standard module for large-scale halls
Ferrara, C.; Vicente Iñigo, C.
Conference Paper
2013Can anti-soiling coating on solar glass influence the degree of performance loss over time of PV modules drastically
Klimm, E.; Lorenz, T.; Weiss, K.-A.
Conference Paper
2013Changes of morphology and material properties of thin Ethylene-Vinyl acetate-films under different aging conditions
Meier, T.; Peike, C.; Kaltenbach, T.; Weiss, K.-A.
Conference Paper
2013Crystalline Silicon PV Module Technology
Wirth, H.
Book Article
2013Cure kinetics of electrically conductive adhesives for solar cell interconnection
Geipel, T.; Eitner, U.
Journal Article
2013Development of a large area reference cell based on modified C-SI-module technology
Schmitt, P.; Schmidt, T.; Tranitz, M.; Brachmann, S.
Conference Paper
2013Electrically Conductive Adhesives-An Emerging Interconnection Technology for High-Efficiency Solar Modules
Geipel, T.; Eitner, U.
Journal Article
2013Evaluation of solder resists for module integration of MWT solar cells
Walter, J.; Hendrichs, M.; Clement, F.; Tranitz, M.; Eitner, U.
Journal Article, Conference Paper
2013Improvement of quality testing by using statistical data evaluation
Stecklum, S.; Mülhöfer, G.; Linke, A.; Philipp, D.; Wirth, H.
Conference Paper
2013Influence of Mechanical Load at Low Temperatures on Cell Defects and Power Degradation at Full Scale PV Modules
Mülhöfer, G.; Berg, H.; Ferrara, C.; Grzesik, W.; Phillip, D.
Conference Paper
2013Innovative, zukunftsweisende Gestaltungselemente - Kunststoffe in der Solarthermie
Köhl, M.; Saile, S.
Journal Article
2013Investigation on the impact of macro- and micro-climate on the potential induced degradation
Hoffmann, S.; Köhl, M.
Conference Paper
2013Modeling the leakage current for potential induced degradation
Hoffmann, S.; Köhl, M.
Conference Paper
2013Moisture as stress factor for PV-modules
Köhl, M.
Conference Paper
2013Monitoring of photovoltaic systems: Good practices and systematic analysis
Woyte, A.; Richter, M.; Moser, D.; Mau, S.; Reich, N.; Jahn, U.
Conference Paper
2013Origin of damp-heat induced cell degradation
Peike, C.; Hoffmann, S.; Hülsmann, P.; Thaidigsmann, B.; Weiß, K.-A.; Koehl, M.; Bentz, P.
Journal Article
2013Overview on PV Module Encapsulation Materials
Peike, C.; Hädrich, I.; Weiß, K.-A.; Dürr, I.
Journal Article
2013Simulation of Water Vapor Ingress into PV-Modules under different Climatic Conditions
Hülsmann, P.; Heck, M.; Köhl, M.
Journal Article
2013Thermal influence on the photochemical degradation behavior of ethylene-based PV encapsulants
Peike, C.; Apin, K.; Hummel, M.; Weiß, K.-A.; Köhl, M.
Conference Paper
2013Towards the origin of photochemical EVA discoloration
Peike, C.; Purschke, L.; Weiß, K.-A.; Köhl, M.; Kempe, M.
Conference Paper
2013Ultraviolet radiation as a stress factor for the PV-modules - global approach
Slamova, K.; Wirth, J.; Schill, C.; Köhl, M.
Conference Paper
2013Uncertainty in PV module measurement. Pt.I: Calibration of crystalline and thin-film modules
Dirnberger, D.; Kraling, U.
Journal Article
2013X-ray study on damp-heat induced cell degradation (DHID)
Duerr, I.; Peike, C.; Köhl, M.; Hoffmann S.; Weiß, K.-A.
Conference Paper
2012Characterization of electrically conductive adhesives
Eitner, U.; Geipel, T.; Holtschke, S.N.; Tranitz, M.
Journal Article, Conference Paper
2012Interconnector-based module technology for thin MWT cells
Eitner, U.; Eberlein, D.; Tranitz, M.
Conference Paper
2012Mapping atmospheric corrosion in coastal regions: Methods and results
Slamova, K.; Glaser, R.; Schill, C.; Wiesmeier, S.; Köhl, M.
Journal Article
2012PV module technology and reliability - status and perspectives
Wirth, H.; Ferrara, C.
Journal Article
2012Uncertainties of laboratory measurements for energy rating
Dirnberger, D.; Müller, B.; Kräling, U.; Dittmann, S.
Conference Paper
2012Why do PV modules fail?
Ferrara, C.; Philipp, D.
Journal Article, Conference Paper
2011Alles so Schön Bunt Hier - Der Weg zum PV (Performance Vergleich)
Kröger-Vodde, A.; Armbruster, A.
Journal Article
2011General Yield Monitoring an Performance Evaluation
Kröger-Vodde, A.,
Presentation
2011Langzeiterfahrungen mit kommerziellen PV-Kraftwerken
Kiefer, K.; Dirnberger, D.
Conference Paper
2011Mastering thin film measurements on a grand scale as a daily routine
Dirnberger, D.; Kräling, U.; Farnung, B.; Neuberger, F.; Kiefer, K.
Conference Paper
2011Metallographic preparation of solar cell samples for quality assurance and material evaluation
Schmitt, P.; Eberlein, D.; Voos, P.; Tranitz, M.; Wirth, H.
Conference Paper, Journal Article
2011Non-destructive degradation analysis of encapsulants in PV modules by Raman spectroscopy
Peike, C.; Kaltenbach, T.; Weiss, K.-A.; Köhl, M.
Journal Article
2011Performance Evaluation in Multi-MW PV Plants
Kröger-Vodde, A.,
Presentation
2011Präzisionsmessungen an PV-Modulen
Kräling, U.; Neuberger, F.; Farnung, B.; Kiefer, K.
Conference Paper
2011Vergleich der Performance von PV-Anlagen
Kröger-Vodde, A.; Armbruster, A.; Rössler, E.
Conference Paper
2010Comprehensive and advanced quality assurance measures for optimal yields from PV power plants
Dirnberger, D.; Kiefer, K.
Journal Article
2010Development of performance and module temperature of thin-film modules
Wirth, J.; Kratochwill, S.; Wiesmeier, S.; Weiß, K.-A.; Köhl, M.
Conference Paper
2010Fluorescence Imaging: A Powerful Tool for the Investigation of Degradation in PV-Modules
Röder, B.; Schlothauer, J.; Jungwirth, S.; Köhl, M.
Journal Article