1. VTT Technical Research Centre of Finland; Espoo Finland
2. Energy Department; Norwegian Water Resources and Energy Directorate; Oslo Norway
3. KTH Royal Institute of Technology; Electric Power Systems; Stockholm Sweden
4. Royal Institute of Technology; Electric Power Systems; Stockholm Sweden
5. Institut de recherche Hydro-Québec; Montreal Canada
6. DTU, Wind Energy; Roskilde Denmark
7. Electricity Research Centre; University College Dublin; Dublin Ireland
8. Electric Power Research Institute; Palo Alto California USA
9. LNEG, Laboratorio Nacional de Energia e Geologia; UESEO; Lisbon Spain
10. Renewable Energy Research Institute and DIEEAC/EDII-AB; Castilla-La Mancha University; Albacete Spain
11. State Grid Corporation of China; Beijing China
12. State Grid Energy Research Institute Beijing; Beijing China
13. National Renewable Energy Laboratory; Transmission and Grid Integration Group; Golden Colorado USA