Renewable Energy Questions/Discussion > Wind and Hydro

Blades stalling

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niall:
Hughs latest books have some ferrite mags in the axial designs .....i think Proven downwind mills use them too

if your going to build an axial ..........it might be worth thinking about .....ish

i,m convinced i can corrode a Neodymium magnet .....by just looking at it

TurboMiles:
I would use the ferrite over the neo just for the price.  Downwind design, no tail lol

niall:
not much help .....but theres a ferrite axial in the vid

the ferrites are very fairly big .....neos are small .....ferrites dont rust though

just a small amount of flux ... :(

//www.youtube.com/watch?v=g8eFvS67VI8

TurboMiles:
I would like to build it using ferrite even though they aren't the strongest.  They can still be an effective turbine, Chris Olson has made many using them and are making 2kw.  I don't know all the details though.  I would also like to build the coils that will allow 110v at 450 rpm and use a classic to charge some teslas

niall:
yes .. go at it again

stuff rarely goes right first time ...

in the interesting times we live in maybe having your own power  is good ..........but i,m not sure what that means  :)

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