Annual Report 2020
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Annual Report 2020 Aachener Beiträge zur Energieversorgung Band 198 Annual Report 2020 Aachener Beiträge zur Energieversorgung Band 198 FGE – IAEW ANNUAL REPORT 2020 Dear Friends of the Institute, Dear FGE Members, Ladies and Gentlemen, I am pleased to be able to present to you we jointly pursue questions of asset with this report an overview of the de- management, protection and stability velopments of the IAEW in the past year. as well as flexibility coordination. In For our Institute, 2019 has seen funda- addition to extensive digital simulation mental changes. Under the umbrella of possibilities, test and inspection labo- the IAEW, which is now called Institute ratories with a total space of more than for High Voltage Equipment and Grids, 3000 m² are also available for this pur- Digitalization and Energy Economics. pose. The three chairs will cooperate with each other. The new structure provides for a In addition, we rely on increased coop- Chair for High Voltage Equipment and eration with our partners within RWTH Technology, a Chair for Active Energy Aachen University. For example, the Distribution Grids and my Chair for Trans- Automation of Complex Power Systems mission Grids and Energy Economics. chair of my colleague, Prof. Dr. Antonello The appointment procedures for the first Monti, will become an associated chair two professorships are currently under- at the IAEW. We are also cooperating way. I will serve as acting head of these closely with the Research Association chairs until they are filled. We have every for Electrical Systems and Power Eco- reason to hope that the appointments will nomics (FGH e. V.) and the Fraunhofer be completed this year. The new structure Institute for Applied Information Tech- will thus include the chairs of the former nology. Together with the latter, RWTH Institutes for High Voltage Technology as Aachen University established in April well as for Power Systems and Power 2020 the Fraunhofer Center Digital Economics. Energy in Aachen, in which the IAEW, and especially the professorship for In the new IAEW, interdisciplinary and Active Energy Distribution Grids, will cross-topic research questions, such as be involved. the joint consideration of components and systems, transmission and distribu- Our research projects are developed in tion networks, and technology and eco- close cooperation with practical applica- nomics, can be dealt with on an inter- tions, in particular with the member com- departmental basis. The institute’s re- panies of the Forschungsge sell schaft search spectrum also includes questions Energie (FGE e. V.), with ministries and relating to the electricity system, other regulatory authorities in Germany and grid-bound energy systems, and primary abroad, and with the European energy and secondary technology, which is industry. Together with our research becoming increasingly important in the partners, we were again able to acquire course of digitalization. The main focus a number of research projects in the re- of the inter-departmental cooperation porting period. These will be discussed will be on fields of competence in which in detail in this annual report. 2 EDITORIAL We were also able to expand our teach- ing activities. We offer our students 24 courses relating to the IAEW’s expanded range of topics. In addition to the purely subject-related events for students, the colloquia, seminars and conferences The past year was also marked by two that we offer in cooperation with FGE outstanding events, the FGE conference for students and the professional public of the Forschungsgesellschaft Energie are particularly well received. Especially and the High Voltage Technology Collo- the exchange with practitioners on the quium in honor of the emeritus colleagues, topics of the energy industry enables a Prof. Dr. Gerhard Pietsch and Prof. Dr. profitable interlocking of teaching and Klaus Möller. practice for our students. Finally, I would like to commemorate my In 2019, a total of 77 students will have predecessor and doctoral supervisor, successfully completed their bachelor’s Prof. Dr. Hans-Jürgen Haubrich, who thesis, 115 students their master’s thesis passed away unexpectedly last July. He and 14 doctoral candidates their disser- had a great influence on the Forschungs- tation at the IAEW. Christina Brantl, gesellschaft Energie e.V. (FGE) as well Nicolas Thie, Raphael Houben, Lukas as the Institute of Power Systems and Löhr and Maximilian Borning have also Power Economics. We will honor his received awards from renowned insti- memory. tutions for their research work. These results show the high level of scientific With kind regards excellence achieved by our employees. I would like to take this opportunity to Your congratulate them once again and to thank them for their dedication. Univ.-Prof. Dr.-Ing. Albert Moser Professor Dietmar Meurer, who had suc- cessfully given the lecture “Power Cable Engineering” since 2002, ended his teaching activities last winter semester. My special thanks go to him for his great commitment to the education of stu- dents. Mr. Bernd Seiler, of our electrical and electronics department, retired after eleven years at the Institute. I would also like to thank him for his work over the past years. EDITORIAL 3 FGE – IAEW ANNUAL REPORT 2020 Content 6 FGE and IAEW Brief Profile 8 Research Focus/Organizational Structure 10 Focus on the Employees 12 Forschungsgesellschaft Energie e. V. (FGE) – an Overview 14 Member Companies of FGE and their Representatives 16 High Voltage Equipment and Technology 18 Chair for High Voltage Equipment and Technology 20 High Power Test Circuit DCLab 21 Dry Syntactic Foam for Hollow-core Composite Insulators 22 MMC Test Bench 23 Digitalization of the Asset Management 24 Environmentally-friendly Medium-Voltage Switchgear 25 Selective Line Protection Concepts for Integrated AC-DC Transmission Grids 26 Series Connection of Gas and Vacuum Circuit Breakers 27 Investigation of the Breakdown Voltage of Mineral Oils, Silicone Oils and Synthetic Esters at Medium-frequency Voltages 28 HVDC Grid Protection Based on Fault-Blocking Converters 29 Protection of VSC-HVDC Systems with Mixed Usage of Power Cables and Overhead Lines 30 Publications 32 Transmission Grids and Energy Economics 34 Chair for Transmission Grids and Energy Economics 36 DEKASim 37 Investigation of SSSC as Power Flow Control Measure in the German Transmission Grid 38 NEMO VII 39 Determining Dynamic Reactive Power Demand 40 Planning of Future Energy Systems 41 Frequency Stability in the Renewable Continental European Power System 42 Coordinated Congestions Management in the German Transmission and Distribution Grid 43 Identification of System Splits in the European Interconnected Transmission Grid 44 Identification of Transformation Paths for Electrical Transmission Grids 45 Simulation of Transmission System Operation in Future Energy Systems 46 Consideration of Uncertainties in the Determination of Remedial Measures in Transmission Grid Operational Planning 47 Reactive Power Procurement within Transmission and Subtransmission Grids 48 Evaluation of Regulatory Instruments for Synchronizing the Expansion of Renewable Energy Systems with the German Transmission Grid 49 Voltage Stability during Volatile Transmission Tasks 50 Stochastic Unit Commitment in Day-Ahead and Intraday Electricity Markets 51 Investigating Interactions of HVDC Converters and the Transmission Grid 4 CONTenT 52 Local Balancing of Generation and Consumption 53 Impact of the Demand Structure on Sector-coupled Electricity and Gas Energy Supply Systems 54 Publications 56 Active Energy Distribution Grids 58 Chair for Active Energy Distribution Grids 60 Research Campus Flexible Electrical Networks (FEN) 61 EU H2020 – PHOENIX 62 Quarter Electricity Heat Optimization 63 U-Quality 64 Flicker Reduction Potential of “virtual STATCOM” 65 Simplified Short-Circuit Current Calculation for Medium and Low Voltage Direct Current Networks 66 Assessment of Different Local Energy Markets Configurations 67 Process-aware Detection of Attacks on Intelligent Energy Supply Grids 68 Modelling of Congestion Management in Distribution Networks including Market-related Measures through Flexibility Options 69 Structural Design of Medium Voltage Grids based on Direct Current Technology in Consideration of Power Flow Control 70 Scheduling and Operation of Distributed Energy Systems 71 Effects of Flexibility in Distribution Grid Planning 73 Impact of Network Control Concepts on the Evaluation of DC Applications in Distribution Grids 74 Publications 76 Doctorates 86 Infrastructure and Tools 88 High Voltage Equipment and Technology 93 Simulation Tools for Active Distribution Grids 95 Grid Integration and Critical Infrastructure 96 IAEW-Toolchain 98 Teaching and Networks 100 Teaching at the IAEW 102 High-Voltage Direct Current Transmission (HVDC) 103 High and Medium Voltage Switching Devices and Systems 104 FGE-Tagung 2019 Energy. Digital. Cross-sectoral. 106 The FGE Colloquia in 2019 108 IFHT Colloquium 2019 110 HTG – The Alumni Network 112 Imprint CONTenT 5 FGE and IAEW Brief Profile FGE – IAEW ANNUAL REPORT 2020 Research Focus/ Organizational Structure IAEW Research Focus The Chair for Transmission Grids and Energy Economics Following the reorientation of electrical energy research at deals with RWTH Aachen University, three chairs now cooperate with each other in the IAEW: The Chair for High Voltage Equipment • the operation and planning of future energy systems and Technology, the Chair for Transmission Grids and Energy