Researcher Profile

Field: Photovoltaic Technologies

Main Research: Reliability, Performance and Operation of Photovoltaic Systems and its Components

Experience: Experience in performance and safety research and testing of electric components starting 2004 with high- and low voltage equipment. Since 2008 mainly engaged in the field of photovoltaic module and PV system quality. Member of national and international standardization committees (OVE, IEC) and international collaborations (IEA PVPS)

• 2008--: Research Engineer
  Photovoltaics, AIT Center for Energy / Vienna, Austria
• 2004-2008: Scientific Employee
  Monitoring, Energy and Drive Technologies, OFPZ Arsenal / Vienna, Austria
• 1997-2003: Research Assistant / Lecturer
  Institute of Switching devices and High Voltage Technology / Univ. of Technology Vienna, Austria

• since 2010: OVE TSK E03 Photovoltaic
• since 2012: IEC TC 82 Photovoltaic WG2 Modules
• since 2015: IEC TC82 Photovoltaic WG3 Systems
• since 2017: IEC TC82 Photovoltaic WG8 Cells
• since 2017: IEC TC82 Photovoltaics PT 63092 Building Integrated Photovoltaics
• since 2010: IEA PVPS Task 13 Reliability, Performance and Operation of PV Systems
• since 2015: IEA PVPS Task 15 Enabling Framework for PV Building Integration

• Arc motion and wave propagation in arc chambers with lateral chinks
  Author(s): K. Berger, B. Gessl, W. Schneider, W. Rieder
  Journal: Components and Packaging Technologies, IEEE Transactions on, 25/3 (2002) ; 440-445
• Partial discharge diagnosis and monitoring of medium-voltage substations (In German: Diagnose und Monitoring von Mittelspannungsschaltanlagen mittels Teilentladungsmessung)
  Author(s): W. Hribernik, K. Berger, G. Pascoli
  Journal: DOI 10.1007/s00502-007-0489-5, 124/12 (2007) ; 430-434
• Investigation of Thermo-Mechanical Stresses on PV Modules: A Collaborative Research within the European Photovoltaic Infrastructure Research Project SOPHIA
  Author(s): Karl A. Berger, B.Kubicek, G.Újvári, T.Krametz, S.Zamini, M.Koehl, T.Sample, I.J.Benett, E.Gerritsen, P.Malbranche, R.Gottschalg, P.Pugliatti, F.Roca, O.Zubilaga, et.al.
  Journal: Proc. WCPEC6 Kyoto, 6 (2014) ; 32
• Review of Failures of Photovoltaic Modules
  Author(s): M.Köntges, S.Kurtz, C.Packard, U.Jahn, K.A.Berger, K.Kato, T.Friesen, H.Liu, M.Van Iseghem
  Journal: IEA-PVPS, IEA PVPS T13-01 (2014) ; 140p
• Statistical evaluation of PV system performance and failure data among different climate zones
  Author(s): M. Halwachs, L. Neumaier, N. Vollert, L. Maul, S. Dimitriadis, Y. Voronko, G.C. Eder, A. Omazic, W. Mühleisen, Ch. Hirschl, M. Schwark, K.A. Berger, R. Ebner
  Journal: Renewable Energy, 139 (2019) ; 1040-1060. https://doi.org/10.1016/j.renene.2019.02.135
• Climate specific accelerated PV moule ageing tests - and outdoor failures observed
  Author(s): Karl A. Berger, G. Újvári, R. Ebner, G.C. Eder, Y. Voronko, K. Knöbl, S. Dimitriadis, L. Neumaier
  Journal: NIST-UL Workshop on PV Materials Durability (2019) ; 33p

• Photovoltaik für eine nachhaltige Energieversorgung (since 2014) (2014)
  TU Graz

• Method for producing structured thin-layer photovoltaics
  Inventor: M. Rennhofer, K.A. Berger
  Submission Date: 30.03.2012
  Issue Date: 04.02.2015
• Photovoltaic window and/or façade element
  Inventor: M. Rennhofer, K.A. Berger
  Submission Date: 30.03.2012
  Issue Date: 15.10.2013

• Project homepage BE-smart H2020
• Project homepage IEA PVPS Task 13 PV Quality
• Project homepage IEA PVPS Task 15 BIPV
• Project homepage COST Action PEARL PV (CA16235)
• Project homepage AIT Photovoltaics
• Publications AIT publications database
• CV as pdf