Monthly Archives: February 2015

Wiring loss in 3 phase wind systems

Here is a piece I did about AC and DC in 1999.  It explains why DC wiring is slightly more efficient than 3-phase AC wiring where the AC is feeding a rectifier (rather than grid AC which is at  higher … Continue reading

Posted in products/technical, wind systems tutorial | 12 Comments

Assessment of locally manufactured small wind turbines as an appropriate technology for the electrification of the Caribbean Coast of Nicaragua

This paper spells out the many hard lessons that were learned by blueEnergy in their effort to bring locally manufactured wind energy to remote villages on the Caribbean coast.  It should be read by anyone setting out to use my … Continue reading

Posted in developing world, People | Leave a comment

Hornet wind turbine next door

After the storm destroyed the Ampair 100 that was on this mast, a neighbour bought a Hornet from  This is the 8-blade 1250 watt version.  Apparently it has been seen producing 1251 watts into a 24 volt battery “in … Continue reading

Posted in products/technical, Scoraig, UK small wind scene | 42 Comments