2012 – present

IET Renewable Power Generation. Member of Editorial Board

2010 – present

European Wind Energy Technology Platform – TPWind. Member of WG3 – Wind energy integration

2009 – present

IEA Wind Annex 25. Design and operation of power systems with large amounts of wind power.

2009 – present

International Electrotechnical Committee (IEC); Technical Committee TC88: Wind turbine Systems; WG27: Electrical simulation models for wind power generation. IEC 61400-27 (Project leader).

2009 – 2010

European Wind Energy Technology Platform – TPWind. Secretary for WG3 – Wind energy integration

2008 – present

Member of International Advisory Committee of International Workshops on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Power Plants. 

2008 – 2010

Guest Professor of the NorthChinaElectricPowerUniversity

2007 – 2013

Editor. Wiley journal Wind Energy

2007 – present

Senior member IEEE

2006 – 2010

European Wind Energy Conference – member of scientific committee.

2004 – present

International Electrotechnical Committee (IEC), Technical Committee TC88: Wind turbine Systems, Maintenance team MT21: Measurement and assessment of power quality of grid connected wind turbines. IEC 61400-21 Ed2.

2004 – 2007

Member IEEE

2002 – 2005

IEA Wind Annex 21. Dynamic models of wind farms for power system studies

2002 – 2005

IASTED Technical Committee on "Energy and Power Systems"

1999 – 2000

Eurosun 2000 conference, Technical scientific committee for PV, Copenhagen (DK)

1997 – 2000

International Electrotechnical Committee (IEC), Technical Committee TC88: Wind turbine Systems, Working Group WG10: Measurement and assessment of power quality of grid connected wind turbines. IEC 61400-21 Ed1.

2013 – 2014

Megavind strategy – Increasing  the owners’ value of wind in energy systems with large shares of wind (co-chair).

2008 – 2012

Megavind arbejdsgruppe - Vindkraftværker i energisystemet (medlem)

1999 – 2007

Dansk Standard S588 arbejdsgruppe A11 – Elkvalitet (formand)

1997 – 2000

Solenergicenteret (SEC), Koordinationsgruppen. (Solar Energy Centre Denmark, Coordination committee)

1998 – 1999

Energistyrelsen, Regeludvalg vedr. vindmøller med andre nettilslutninger end den direkte koblede asyskron kortslutningsmaskine. (Danish Energy Agency. Committee to preparation of requirements for wind turbines with other grid connections than directly connected induction generators)

1997 – 1999

Arbejdsgruppe til udarbejdelse af DEFU-rekommendation for Lynbeskyttelse af Vindmøller, DEFU Rek. 25. (Danish Utilities Research Institute DEFU, Working group to preparation of  recommendations for lightning protection of wind turbines)