• Application of a Testing Chain Methodology for Improving Power Converter Controllers 

      Degefa, Merkebu Zenebe; Taxt, Henning; Pellegrini, Luigi; Merino, Julia; Jimenez, Adrian; Narayan, Anand; Gavriluta, Catalin; Strasser, Thomas I. (Chapter; Peer reviewed, 2020)
      The practice of testing power system equipment like converters usually involves simulation, laboratory and field testing in that sequence. Such an approach lacks smooth transition and wide coverage of new services which ...
    • ERIGrid Holistic Test Description for Validating Cyber-Physical Energy Systems 

      Heussen, Kai; Steinbrink, Cornelius; Abdulhadi, I.F.; Nguyen, V.H.; Degefa, Merkebu Zenebe; Merino, Julia; Jensen, T.V.; Guo, H.; Gehrke, Oliver; Bondy, Daniel E. Morales; Babazadeh, D.; Pröstl Andrén, F.; Strasser, Thomas I. (Journal article; Peer reviewed, 2019)
      Smart energy solutions aim to modify and optimise the operation of existing energy infrastructure. Such cyber-physical technology must be mature before deployment to the actual infrastructure, and competitive solutions ...
    • Post-primary voltage control using optimal power flow for loss minimization within web-of-cells concept 

      Degefa, Merkebu Zenebe; D'Arco, Salvatore; Morch, Andrei Z; Mavrogenou, Kyriaki; Hatziargyriou, Nikos; Merino, Julia (Chapter; Peer reviewed, 2017)
      This paper presents the decentralized Post-Primary Voltage Control (PPVC) scheme which is introduced within the Web-of-Cells (WoC) concept in the ELECTRA IRP project. The PPVC improves the traditionally known secondary and ...