Author Archives: hugh

About hugh

I live off-grid in NW Scotland and have spent my life playing with wind turbines. I also love small hydros. Hands on renewable energy is my thing and I like to learn and to share my experiences.

Powerspout Pacific island installation video

Background document with photos here. All Powerspout documents and videos here

Posted in developing world, hydro, People, PowerSpout hydro turbines | Leave a comment

Installing a Powerspout Coanda intake

Some good photos from a recent installation trip to a Pacific Island by Michael Lawley and his son Edward show best practice for installing their Coanda intake. Water is impounded in a small pool behind the intake so that it … Continue reading

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Estimating your head

I just did a wee video about methods of estimating head and put it on Youtube.  It’s a bit rough in places, but I hope it helps. Shown in this video are the following methods: Using a contour map (in … Continue reading

Posted in hydro, PowerSpout hydro turbines, Video links | 1 Comment

Nice LH turbine installation

Mill sites are often ideal for the PowerSpout LH turbine.  Here is a nice one in England installed recently.

Posted in Uncategorized | 2 Comments

More Photos of DIY turbine installations working well

Some recent installations that I have helped with remotely.  The owners of these turbines were kind enough to share these glimpses of the installation process, and of course they went ahead and tidied them up afterwards, but I rarely get … Continue reading

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28-pole PM-generator design by Kragten (plus added rectifier papers)

Adriaan Kragten writes: Report KD 730 can be copied for free from my website: www.kdwindturbines.nl at the menu KD reports. The title of this report is: “Ideas about a 28-pole, 3-phase permanent magnet generator using the housing and winding of … Continue reading

Posted in Adriaan Kragten, construction | 1 Comment

Details of Ivan’s paint job

Several people have admired the finish on the turbine in my recent post about Ivan Juretic’s turbine, so I asked for details.  Here is what he told me: Hi Hugh! The blades and wooden parts of the tail are painted … Continue reading

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Mountain top turbine still going strong

In 2108 I reported a turbine build in Croatia by Ivan.  It’s based on my ideas but Ivan added some engineering refinements.  He just wrote to report that it is still going strong without problems. That turbine works perfectly, for … Continue reading

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Comparing plastic turbine runners with cast metal ones

I had a message today from a customer who has 3 turbines from 3 manufacturers.  After a few years running he has this observation to make: I have been very pleased with the PS and its nylon spoons which, even … Continue reading

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New 3.6m ferrite windmill on Scoraig

Posted in ferrite magnets, my own projects, Scoraig | 1 Comment