23Hydropower Flexibility for Power Systems with Variable Renewable Energy Sources: An IEA Task 25 Collaboration
Daniel Huertas‐Hernando1, Hossein Farahmand2, Hannele Holttinen3, Juha Kiviluoma3, Erkka Rinne3, Lennart Söder4, Michael Milligan5, Eduardo Ibanez5, Sergio M. Martinez6, Emilio Gómez‐Lázaro6, Ana Estanqueiro7, Luis Rodrigues7, Luis Carr8, Serafin van Roon8, Antje Orths9, Peter B. Eriksen9, Alain Forcione10 and Nickie Menemenlis10
1 Department of Energy Systems, SINTEF, Trondheim, Norway
2 Department of Electric Power Engineering, Norwegian University of Science and Technology (NTNU), Trondheim, Norway
3 Department of Energy Systems, VTT Technical Research Centre of Finland, Espoo, Finland
4 Department of Electrical Engineering, KTH University, Stockholm, Sweden
5 Transmission and Grid Integration Group, National Renewable Energy Laboratory's National Wind Technology Center, Golden, CO, USA
6 Department of Electrical Engineering, Electronics, Automation and Communications, Universidad de Castilla‐La Mancha, Albacete, Spain
7 National Laboratory of Energy and Geology – LNEG, Lisbon, Portugal
8 Research Association for Energy Economics (FfE GmbH), Munich, Germany
9 Energinet.dk, Fredericia, Denmark
10 Hydro Quebec, Montréal, Canada
Hydropower is one of the most flexible sources of electricity production. Power systems with considerable amounts of flexible hydropower potentially offer easier integration of variable generation, e.g. wind and solar. However, there exist operational ...