Published Papers
Field Experience with Synchronous Wind Turbines in New Zealand and Scotland: Instances of short-circuit current contributing to system stability, and an instance of frequency instability.
Paper by Geoff Henderson on Synchronous Wind Power 2017, presented at the “16th International Workshop on Large-Scale Integration of Wind Power” 25. - 27. October 2017 in Berlin (http://windintegrationworkshop.org/).
Teetering Toward Two Blade Turbines
April 2012 Windpower Engineering article - Despite the wide-spread use of three blade turbine, two blade versions offer fundamental advantages in light weight and low cost – if equipped with a teeter rotor.
Sustainable Wind Energy Projects for New Zealand
October 2008
Should the wind industry switch to synchronous generation?
June 2007
The IEC Certification Process
April 2007
Wind Power – one of many ways to a carbon-neutral future
July 2008
Wind Power: sustainable energy in Nature's frame
July 2008
Smaller and Smarter Wind Energy
May 2008
Synchronous and Synchronised Wind Power Generation
July 2004
The Windflow Solution
June 2003
Referred generator inertia: a new and decisive advantage for the Torque Limiting Gearbox (TLG) system
July 2002
Windflow 500 Blade Design, Manufacture and Testing
July 2002
The Windflow Venture: Bringing it to life
March 2000
Orion DG Report
May 2002
Potential for Reducing Cost of Energy by Scaling Up a Low-Mass wind turbine design
March 1999
Creating the Right Climate: The Economic Solution
November 1998
The Fallacy of Climate Skepticism
November 1998
Pitch-Teeter Coupling and the Torque Limiting Gearbox: Cost-effective methods of Fatigue Load Reduction
July 1997
Climate Change and Maui Gas: The Determinants of Wind Energy's Future in New Zealand
July 1997