Prof. Dr. Franz Baumgartner

ZHAW School of Engineering
Department Mechanical Engineering, Energy Technology and Aviation
Technikumstrasse 9
8400 Winterthur

+41 (0) 58 934 72 32
franz.baumgartner@zhaw.ch

Work at ZHAW

Focus

Network

Membership of networks

Projects

URBANBOX Solar Infrastructure Solution / Project leader / laufend
Performance, Operation & Reliability of Photovoltaic-Systems / Project leader / laufend
Wireless power transfer in PV system with very high string voltages / Project leader / abgeschlossen
Cost effective smart grid solutions for the integration of renewable power sources into the low-voltage networks / Project leader / abgeschlossen
PV2050: Sustainability, market deployment and interaction to the grid – the impacts of advanced PV solutions / Team member / abgeschlossen

Publications

Articles in scientific journal, peer-reviewed

Allenspach, Cyril Armand; Carigiet, Fabian; Bänziger, Arturo; Schneider, Andrin; Baumgartner, Franz,

2022.

Power conditioner efficiencies and annual performance analyses with partially shaded photovoltaic generators using indoor measurements and shading simulations.

Solar RRL.

7(8), pp. 2200596.

Available from: https://doi.org/10.1002/solr.202200596
Carigiet, Fabian; Brabec, Christoph J.; Baumgartner, Franz,

2021.

Long-term power degradation analysis of crystalline silicon PV modules using indoor and outdoor measurement techniques.

Renewable and Sustainable Energy Reviews.

144(111005).

Available from: https://doi.org/10.1016/j.rser.2021.111005
Nussbaumer, Hartmut; Janssen, Gaby; Berrian, Djaber; Wittmer, Bruno; Klenk, Markus; Baumann, Thomas; Baumgartner, Franz; Morf, Marco; Burgers, Antonius; Libal, Joris; Mermoud, André,

2020.

Accuracy of simulated data for bifacial systems with varying tilt angles and share of diffuse radiation.

Solar Energy.

197, pp. 6-21.

Available from: https://doi.org/10.1016/j.solener.2019.12.071
Baumann, Thomas; Nussbaumer, Hartmut; Klenk, Markus; Dreisiebner, Andreas; Carigiet, Fabian; Baumgartner, Franz,

2019.

Photovoltaic systems with vertically mounted bifacial PV modules in combination with green roofs.

Solar Energy.

190, pp. 139-146.

Available from: https://doi.org/10.1016/j.solener.2019.08.014
Carigiet, Fabian; Niedrist, Markus; Scheuermann, Christian; Baumgartner, Franz,

2016.

Case study of a low-voltage distribution grid with high PV penetration in Germany and simulation analyses of cost-effective measures.

Progress in Photovoltaics.

24(12), pp. 1523-1532.

Available from: https://doi.org/10.1002/pip.2710

Conference contributions, peer-reviewed

Baumgartner, Franz P.; Klenk, Markus; Widler, Adrian; Baumann, Linus,

2024.

MPP tracking losses of module level power electronics at partial module shading [paper].

In:

Proceedings of the 41st European Photovoltaic Solar Energy Conference and Exhibition.

41st European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Vienna, Austria, 23-27 September 2024.

München:

WIP.

pp. 020289-001-020289-006.

Available from: https://doi.org/10.4229/EUPVSEC2024/3EO.1.5
Loup, Matthias; Allenspach, Cyril Armand; Hofmann, Hendrik; Vogt, Roman; Carigiet, Fabian; Baumgartner, Franz,

2021.

Key performance indices of photovoltaic carports [paper].

In:

Proceedings of the 38th EUPVSEC.

38th European Photovoltaic Solar Energy Conference and Exhibition (EUPVSEC), online, 6-10 September 2021.

München:

WIP.

pp. 1565-1568.

Available from: https://doi.org/10.4229/EUPVSEC20212021-6CV.4.31
Carigiet, Fabian; Danilo, Grunauer; Baumgartner, Franz,

2021.

Performance analysis of PV modules installed in the alpine region [paper].

In:

Proceedings of the 38th EUPVSEC.

38th European Photovoltaic Solar Energy Conference and Exhibition (EUPVSEC), online, 6-10 September 2021.

München:

WIP.

pp. 1187-1192.

Available from: https://doi.org/10.4229/EUPVSEC20212021-5CV.2.6
Baumgartner, Franz; Vogt, Roman; Allenspach, Cyril Armand; Carigiet, Fabian,

2021.

Performance analysis of shaded PV module power electronic systems [paper].

In:

Proceedings of the 38th EUPVSEC.

38th European Photovoltaic Solar Energy Conference and Exhibition (EUPVSEC), online, 6-10 September 2021.

München:

WIP.

pp. 650-654.

Available from: https://doi.org/10.4229/EUPVSEC20212021-4CO.3.1
Obusevs, Artjoms; Carigiet, Fabian; Baumgartner, Franz; Korba, Petr,

2020.

Investigation of local voltage control solutions for the integration of renewable power sources into the low-voltage networks [paper].

In:

2020 IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe).

2020 IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe), Virtual Conference, 26-28 October 2020.

IEEE.

pp. 604-609.

Available from: https://doi.org/10.1109/ISGT-Europe47291.2020.9248827
Allenspach, Cyril Armand; Gonzalez de Echavarri Castro, Victor; Richter, Samuel; Meier, Christoph; Carigiet, Fabian; Baumgartner, Franz,

2020.

Module-level power electronics under indoor performance tests [paper].

In:

Proceedings of the 37th European Photovoltaic Solar Energy Conference and Exhibition.

37th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Online, 7-11 September 2020.

WIP Renewable Energies.

pp. 1188-1194.

Available from: https://doi.org/10.4229/EUPVSEC20202020-4AV.3.8
Ninad, Nayeem; Apablaza-Arancibia, Estefan; Bui, Michel; Johnson, Jay; Gonzalez, Sigifredo; Son, Wanbin; Cho, Changhee; Hashimoto, Jun; Otani, Kenji; Bründlinger, Roland; Ablinger, Ron; Messner, Christian; Seitl, Christian; Miletic, Zoran; Temez, Iñigo Vidaurrazaga; Baumgartner, Franz; Carigiet, Fabian; Fox, Bob; Kumar, Sudhir; Kumar, Jeykishan,

2019.

Development and evaluation of open-source IEEE 1547.1 test scripts for improved solar integration [paper].

In:

Proceedings of the 36th European Photovoltaic Solar Energy Conference and Exhibition.

36th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Marseille, France, 9-13 September 2019.

WIP.

pp. 952-957.

Available from: https://doi.org/10.4229/EUPVSEC20192019-4DO.4.3
Carigiet, Fabian; Knecht, Raphael; Baumann, Thomas; Brabec, Christoph; Baumgartner, Franz,

2019.

New PV system concept : wireless PV module prototype [paper].

In:

Proceedings of the 36th European Photovoltaic Solar Energy Conference and Exhibition.

36th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Marseille, France, 9-13 September 2019.

WIP.

pp. 1209-1211.

Available from: https://doi.org/10.4229/EUPVSEC20192019-4AV.2.34
Carigiet, Fabian; Knecht, Raphael; Baumann, Thomas; Brabec, Christoph J.; Baumgartner, Franz P.,

2018.

New PV system concept : inductive power transfer for PV modules [paper].

In:

Proceedings of the 35th European Photovoltaic Solar Energy Conference and Exhibition (35th EUPVSEC).

35th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Brussels, Belgium, 24-27 September 2018.

WIP.

Available from: https://doi.org/10.21256/zhaw-4033
Knecht, Raphael; Carigiet, Fabian; Schwab, Alain; Korba, Petr; Baumgartner, Franz,

2018.

Techno-economic evaluation of voltage dependent active and reactive power control to reduce voltage violations in distribution grids [paper].

In:

Proceedings of the 35th European Photovoltaic Solar Energy Conference and Exhibition.

35th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Brussels, Belgium, 24-27 September 2018.

WIP.

Available from: https://doi.org/10.21256/zhaw-4035
Carigiet, Fabian; Baumgartner, Franz; Sutterlueti, Juergen; Allet, Nicolas; Pezzotti, Manuel; Haller, Joerg,

2014.

Energy rating based on thermal modelling of five different PV technologies [paper].

In:

29th european photovoltaic solar energy conference and exhibition (EU PVSEC 2014) : Amsterdam, The Netherlands 22-26 September 2014.

29th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Amsterdam, 23-25 September 2014.

Curran Associates.
Carigiet, Fabian; Baumgartner, Franz; Sutterlueti, Juergen; Allet, Nicolas; Pezzotti, Manuel; Haller, Joerg,

2013.

Verification of measured PV energy yield versus forecast and loss analysis [paper].

In:

28th European photovoltaic solar energy conference and exhibition : the most inspiringplatform for the global PV solar sector : Parc des Expositions Paris Nord Villepinte, Paris, France : conference, 30 Sep-04 Oct 2013.

28th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Paris, France, 30 September - 4 October 2013.

WIP-Renewable Energies.

Available from: https://doi.org/10.4229/28thEUPVSEC2013-5BV.4.25

Other publications

Allenspach, Cyril Armand; Baumgartner, Franz,

2023.

Performance of power optimizer versus string inverter systems [poster].

In:

21. Schweizer Photovoltaik-Tagung, Bern, Schweiz, 20.-21. März 2023.

ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

Available from: https://doi.org/10.21256/zhaw-27169
Allenspach, Cyril Armand; Koch, Rafael; Kinigadner, Elia; Carigiet, Fabian; Baumgartner, Franz,

2019.

Solarbatteriesystem und transienter „NESPRESSO-Test“ in der ZHAW Bachelorausbildung [poster].

In:

Österreichische Fachtagung für Photovoltaik & Stromspeicherung, Wien, Österreich, 06. November 2019.

ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

Available from: https://doi.org/10.21256/zhaw-19536
Baumann, Thomas; Carigiet, Fabian; Knecht, Raphael; Klenk, Markus; Dreisiebner, Andreas; Nussbaumer, Hartmut; Baumgartner, Franz,

2018.

Performance analysis of vertically mounted bifacial PV modules on green roof system [paper].

In:

35th European Photovoltaic Solar Energy Conference and Exhibition.

35th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Brussels, Belgium, 24-27 September 2018.

WIP.

Available from: https://doi.org/10.21256/zhaw-4034
Baumgartner, Franz; Knecht, Raphael; Beglinger, Fritz; Frei, Christian,

2017.

Portable LED-Flasher : einfache und genaue Messungen vor Ort.

Bulletin: Fachzeitschrift und Verbandsinformationen von Electrosuisse und VSE.

2017(10), pp. 60-63.

Available from: https://doi.org/10.5169/seals-791363
Nussbaumer, Hartmut; Klenk, Markus; Keller, Nicolas; Heller, Dominic; Käslin, Remo; Baumann, Thomas; Baumgartner, Franz,

2017.

Application of shaped reflectors to increase the energy harvest of bifacial PV systems : analyzed with a miniaturized test array [paper].

In:

2017 IEEE 44th Photovoltaic Specialist Conference (PVSC 2017) : Proceedings.

44th IEEE PVSC, Washington D.C., USA, 25-30 June 2017.

IEEE.

pp. 1077-1080.
Knecht, Raphael; Baumgartner, Franz; Carigiet, Fabian; Frei, Christian; Beglinger, Fritz; Zaaiman, Willem; Pavanello, Diego; Field, Michael; Galleano, Roberto; Sample, Tony,

2017.

Field testing of portable led flasher for nominal power measurements of pv-modules on-site [paper].

In:

33rd European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Amsterdam, Netherlands, 25-29 September 2017.

ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

Available from: https://doi.org/10.21256/zhaw-1319
Carigiet, Fabian; Baumgartner, Franz; Korba, Petr; Knecht, Raphael; Koller, Michael; Niedrist, Markus,

2017.

Optimisation of the load flow calculation method in order to perform techno-economic assessments of low-voltage distribution grids [paper].

In:

Proceedings of the 33rd European Photovoltaic Solar Energy Conference and Exhibition (33rd EUPVSEC).

33rd European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Amsterdam, Netherlands, 25-29 September 2017.
Knecht, Raphael; Baumgartner, Franz,

2017.

PV-battery and diesel hybrid system for irrigation of a farm in Patagonia [paper].

In:

33rd European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Amsterdam, Netherlands, 25-29 September 2017.

ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

Available from: https://doi.org/10.21256/zhaw-1320
Nussbaumer, Hartmut; Petrzilek, Giordano; Schartinger, Steve; Klenk, Markus; Keller, Nico; Baumann, Thomas; Carigiet, Fabian; Baumgartner, Franz,

2016.

Influence of low concentration on the energy harvest of PV systems using bifacial modules [paper].

In:

Proceedings of the EU PVSEC 2016 (Munich).

European Photovoltaic Solar Energy Conference and Exhibition 2016, Munich, Germany, 2016.

WIP.
Nussbaumer, Hartmut; Petrzilek, Giordano; Schartinger, Steve; Klenk, Markus; Keller, Nico; Baumann, Thomas; Carigiet, Fabian; Baumgartner, Franz,

2016.

Miniaturized test array as a means to determine the energy harvest of bifacial installations [paper].

In:

Poceedings of the 2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC).

2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC 2016), Portland, USA, 5-10 June 2016.

IEEE.

pp. 2698-2703.

Available from: https://doi.org/10.1109/PVSC.2016.7750140
Nussbaumer, Hartmut; Petrzilek, Giordano; Schartinger, Steve; Klenk, Markus; Keller, Nico; Baumann, Thomas; Carigiet, Fabian; Baumgartner, Franz,

2016.

Miniaturized test array as a means to determine the energy harvest of bifacial installations [poster].

In:

IEEE PVSC 2016 : Kongress.

2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC 2016), Portland, USA, 5-10 June 2016.

IEEE.

pp. 2698-2703.

Available from: https://doi.org/10.1109/PVSC.2016.7750140
Baumann, Thomas; Schär, Daniel; Carigiet, Fabian; Dreisiebner, Andreas; Baumgartner, Franz,

2016.

Performance analysis of PV green roof systems [paper].

In:

32nd European Photovoltaic Solar Energy Conference and Exhibition.

32nd European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC 2016), Munich, Germany, 20-24 June 2016.

Curran Associates.
Baumgartner, Franz; Pezzotti, Manuel; Haller, Jörg; Baumann, Thomas; Carigiet, Fabian,

2015.

EKZ-Referenzanlage bestätigt Qualität von Solarmodulen : Erkenntnisse aus sechs Jahren EKZ-Testanlage in Dietikon.

Bulletin: Fachzeitschrift und Verbandsinformationen von Electrosuisse und VSE.

2015(11), pp. 55-56.

Available from: https://doi.org/10.5169/seals-856744
Nussbaumer, Hartmut; Klenk, Markus; Schär, Daniel; Baumann, Thomas; Carigiet, Fabian; Keller, Nico; Baumgartner, Franz,

2015.

PV installations based on vertically mounted bifacial modules evaluation of energy yield and shading effects [paper].

In:

Proceedings of the 31st European Photovoltaic Solar Energy Conference and Exhibition.

31st European Photovoltaic Solar Energy Conference and Exhibition (EUPVSEC), Hamburg, Germany, 14-18 September 2015.

WIP.

pp. 2037-2041.

Available from: https://doi.org/10.4229/EUPVSEC20152015-5AV.6.34
Nussbaumer, Hartmut; Lantschner, Daniel; Baumgartner, Franz; Knecht, Raphael; Böhler, J.; Brühl, U.; Baumann, Thomas,

2015.

The Swiss PV wall system to maximise self-consumption in a single building element [paper].

In:

31st European Photovoltaic Solar Energy Conference and Exhibition (EUPVSEC), Hamburg, Germany, 14-18 September 2015.
Baumgartner, Franz; Nussbaumer, Hartmut; Baumann, Thomas; Carigiet, Fabian; Keller, Nico; Schär, Daniel; Büchel, Arthur; Comparotto, Corrado; Harney, Rudolf; Schneider, Andreas,

2014.

Bifacial modules used in cable based PV carport applications [paper].

In:

Photovoltaic science and engineering : the 6th World Conference on Photovoltaic Energy Conversion, 24th International Photovoltaic Science and Engineering Conference, PVSEC-24.

6th World Conference on Photovoltaic Energy Conversion, Kyoto, Japan, 23-27 November 2014.

Tokyo Japan Society of Applied Physics.
Comparotto, C.; Noebels, M.; Popescu, L.; Edler, A.; Ranzmeyer, J.; Klaus, T.; Mihailetchi, V.D.; Harney, R.; Lossen, J.; Böscke, T.S.; Schär, D.; Nussbaumer, Hartmut; Baumann, Thomas; Baumgartner, Franz,

2014.

Bifacial n-type solar modules : indoor and outdoor evaluation [paper].

In:

Proceedings of the 29th European Photovoltaic Solar Energy Conference and Exhibition.

29th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Amsterdam, 23-25 September 2014.

Amsterdam:

WIP.

pp. 3248-3250.

Available from: https://doi.org/10.4229/EUPVSEC20142014-5CV.2.11
Baumgartner, Franz; Schär, Daniel,

2014.

Erneuerbare Mobilität, solarer Individualverkehr

.

In:

Droege, Peter, ed.,

Regenerative Region : Energie- und Klimaatlas Bodensee-Alpenrhein.

München:

oekom Verlag.

pp. 308-347.
Schär, Daniel; Baumgartner, Franz,

2014.

Portable LED flasher with implemented bypass diode tester [paper].

In:

Proceedings of the 29th European Photovoltaic Solar Energy Conference and Exhibition.

29th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Amsterdam, 23-25 September 2014.

WIP.

pp. 2541-2545.

Available from: https://doi.org/10.4229/EUPVSEC20142014-5DO.12.6
Baumgartner, Franz; Büchel, A.; Carigiet, Fabian; Baumann, Thomas; Epp, Robert; Wirtz, A.; Hügeli, A.; Graf, U.,

2013.

"Urban Plant" light-weight solar system for parking and other urban double use applications [paper].

In:

Proceedings of the 28th European Photovoltaic Solar Energy Conference and Exhibition EUPVSEC.

28th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Paris, France, 30 September - 4 October 2013.

WIP.

pp. 2897-2901.

Available from: https://doi.org/10.4229/28thEUPVSEC2013-4CO.12.2
Korba, Petr; Baumgartner, Franz; Völlmin, Bruno; Manjunatha, Aravind,

2013.

Integracao e gerenciamento de baterias de sistemas fotovoltaicos.

Electricidade Moderna.

41(474), pp. 120-127.
Schär, Daniel; Baumgartner, Franz,

2013.

Spectral sensitivity analyses of tandem modules using standard flasher and dynamic LED backlight [paper].

In:

Proceedings of the 28th European Photovoltaic Solar Energy Conference and Exhibition.

28th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Paris, France, 30 September - 4 October 2013.

WIP.

pp. 3532-3535.

Available from: https://doi.org/10.4229/28thEUPVSEC2013-4AV.6.53
Schär, Daniel; Baumgartner, Franz; de Queiroz Tavares, Marina; Gantenbein, Dieter; Fuchs, Andreas,

2012.

Elektrofahrzeuge als schaltbare Nutzlast : intelligentes Laden dank Internetanbindung.

Bulletin: Fachzeitschrift und Verbandsinformationen von Electrosuisse und VSE.

2012(7), pp. 24-27.

Available from: https://doi.org/10.5169/seals-857317
Korba, Petr; Baumgartner, Franz; Völlmin, B.; Manjunatha, A.P.,

2012.

Integration and management of PV-battery systems in the grid [paper].

In:

Proceedings of the 27th European Photovoltaic Solar Energy Conference and Exhibition.

27th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Frankfurt, Germany, 24-28 September 2012.

EU PVSEC.

pp. 3731-3735.

Available from: https://doi.org/10.4229/27thEUPVSEC2012-5DP.3.2
Baumgartner, Franz; Schaer, D.; Achtnich, Silvan,

2012.

Spectral response measurement of tandem modules [paper].

In:

Proceedings of the 27th EU PVSEC 2012.

27th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Frankfurt, Germany, 24-28 September 2012.

WIP.

pp. 3022-3026.

Available from: https://doi.org/10.4229/27thEUPVSEC2012-4CO.11.2
Allet, Nicolas; Baumgartner, Franz; Sutterlueti, J.; Schreier, L.; Pezzotti, M.; Haller, J.,

2011.

Evaluation of PV system performance of five different PV module technologies [paper].

In:

Proceedings of the 26th EU PVSEC 2011.

26th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Hamburg, Germany, 5-9 September 2011.

WIP.

pp. 3239-3247.

Available from: https://doi.org/10.4229/26thEUPVSEC2011-4DO.6.2
Baumgartner, Franz; Schär, Daniel; Pezzotti, M.; Haller, J.; Polverini, D.; Tzamalis, G.; Zaaiman, W.,

2011.

Intercomparison of pulsed solar simulator measurements between the mobile flasher bus and stationary calibration laboratories [paper].

In:

Proceedings of the 26th European Photovoltaic Solar Energy Conference and Exhibition EUPVSEC.

26th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Hamburg, Germany, 5-9 September 2011.

WIP.

pp. 3374-3377.

Available from: https://doi.org/10.4229/26thEUPVSEC2011-4AV.1.27

Oral conference contributions and abstracts

Baumgartner, Franz,

2024.

Wann sind Optimizer effektiv?.

In:

PV-Praxis 2024, 8. VESE Selbstbauer- und Anlagenbetreibertagung, Uetikon am See, Schweiz, 30. November 2024.
Klenk, Markus; Nussbaumer, Hartmut; Morf, Marco; Baumann, Thomas; Baumgartner, Franz; Berrian, Djaber; Libal, Joris; Janssen, Gaby; Burgers, Teun,

2018.

Bifacial modeling with the BIFOROT.

In:

Fifth bifiPV Workshop, Denver, USA, 10-11 September 2018.
Baumann, Patrick Walter; Held, Pirmin; Heinzelmann, Andreas; Benyoucef, Dirk; Baumgartner, Franz,

2017.

Effizienzsteigerung von Photovoltaik Batteriesteuerung durch geschicktes Load Monitoring.

In:

Tagung Smart-Future-Living Bodensee, Konstanz, Deutschland, 24. November 2017.
Klenk, Markus; Baumann, Thomas; Nussbaumer, Hartmut; Morf, Marco; Keller, Nicolas; Baumgartner, Franz,

2017.

BIFOROT – Experimental data for LCOE appraisal of bifacial systems.

In:

4th bifiPV Workshop 2017, Konstanz, Deutschland, 25-26 October 2017.
Klenk, Markus; Nussbaumer, Hartmut; Baumgartner, Franz; Keller, Nicolas; Baumann, Thomas,

2016.

Bifacial outdoor roto tester : BIFOROT.

In:

3rd bifi PV 2016 Workshop on Bifacial PV, Miyazaki, Japan, 29-30 September 2016.

Miyazaki:

University of Miyazaki.

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