Category Archives: my own projects

F series wind turbine designs

My wind turbine designs in recent years have used ferrite magnets and the naming system is based on “F” for ferrite (or ceramic) magnets, preceded by number denoting the diameter in metres. Hence the 2F is my 2012 design ferrite … Continue reading

Posted in construction, ferrite magnets, my own projects, Scoraig, Uncategorized | Tagged , , | Leave a comment

Jon Leary’s performance study of Scoraig wind turbines published

The long awaited final version of Jon’s study based on data he collected here in 2012-2014 has finally been published and is free to read or download here courtesy of Wind Engineering. An important conclusion is the the table in … Continue reading

Posted in construction, my own projects, performance, power curve data, Scoraig | Leave a comment

New Facebook page

I have started a Scoraig Wind Electric Facebook page that will only be about renewable energy stuff. (My personal Facebook has some pics of wind turbines etc but also plenty of grandchildren and dogs etc so this will be a … Continue reading

Posted in my own projects, Scoraig, Uncategorized | Leave a comment

My windmill and my house on drone video

Posted in my own projects, Scoraig, Video links | 1 Comment

Powerspout documents free to download

Much of my time these days is spent helping people with microhydro projects.  I love it.  As well as answering emails and phone-calls, I’ve been spending a lot of time helping with the PowerSpout free document library. Click the links … Continue reading

Posted in Books, my own projects, PowerSpout hydro turbines | 1 Comment

A new alternator for my little AWP windmill

I don’t usually write much at all about the stuff I get up to, but here is a story of my smaller wind turbine having an upgrade last month when I replaced the alternator.  I was helped by my friend … Continue reading

Posted in construction, ferrite magnets, my own projects, Scoraig | 6 Comments

Fixing a 2F turbine on Scoraig

The other day I had to take this 2F windmill down because it had stopped working. Turning slowly as if on the brake.  It’s a few years old and I thought most likely the flexible wiring inside the tower had got twisted up … Continue reading

Posted in construction, ferrite magnets, my own projects, Scoraig | 2 Comments

Workshop selfie video winding a coil

I don’t put enough of the stuff that goes on in my own workshop onto this blog so here is a workshop session where I am winding a coil for a repair for a big machine, and I talk through … Continue reading

Posted in construction, my own projects, Video links | 3 Comments

How to make an AC heater act as a charge controller

I have just added a page about how to build a Tristar Follower (as I call it) that uses an AC heater connected to your inverter to dump surplus power (usually into heating water) when the battery does not need … Continue reading

Posted in construction, my own projects, products/technical | 1 Comment

Scoraig wind workshop 2016 photos

From 23rd-29th April 2016 i hosted a workshop here at Scoraig. Seven “students”.  Co-instructor Jonathan from Austria. Project was 2.4m diameter 24-V battery charging turbine from the Recipe Book.  See also the pdf guide to welding this machine.  Mostly it was … Continue reading

Posted in construction, my own projects, Scoraig | 2 Comments