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Forum Index : Windmills : new blades

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97fishmt

Regular Member

Joined: 19/04/2010
Location: United States
Posts: 77
Posted: 06:26pm 09 Jul 2010
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I made it up to the cabin last week
and mounted the new blades on the
existing motor.






The winds came with a front that went through.




This isn't the motor I made the blades for but
had to try them out on the motor I have had in
use for over 10 years before changing to an un-
tested motor.

With the larger rotor it started in the lite
breezes like I was looking for. But was furling
at around 25 amps. So I have to make the tail
heavier to use on this motor.

I want to see how the new motor will work so I'm
going to leave the tail lite for now and just
swap the motors.

Bye the way the 6'rotor and motor combo worked
way beyond my expectations on my test stand.

I think I got them matched nicely. I was seeing
25 amps out of it and it's only 8 feet off the ground.
 
SparWeb

Senior Member

Joined: 17/04/2008
Location: Canada
Posts: 196
Posted: 06:31pm 09 Jul 2010
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Did I mention already that you have a gorgeous spot up there? Yeah I guess I did but I can't help repeating myself.

You're doing the opposite of what I'm about to do: I have a new generator but haven't made new blades, yet. So I've fit the 8-foot blades onto the new genny, even though they aren't really big enough to run it properly.

Just for comparison's sake.
Steven T. Fahey
 
97fishmt

Regular Member

Joined: 19/04/2010
Location: United States
Posts: 77
Posted: 06:44pm 09 Jul 2010
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Here it is up in the air.
I wish I would have taken
more pictures it got really
nice so I went site seeing
more than any working.


 
97fishmt

Regular Member

Joined: 19/04/2010
Location: United States
Posts: 77
Posted: 03:44am 10 Jul 2010
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OK Steven one more
I'm still looking for the gold
 
Guests
Guest

Joined: 01/10/2003
Location:
Posts: 52
Posted: 04:04am 10 Jul 2010
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As summer is approaching would you feel that you need a
pair of sunglasses for protecting your eyes from UV? Maybe
you need a pair of (LINK REMOVED) Ray Ban Sunglasses[/URL] . It not only helps you to create
fashionable image but also protects your eyes.


Friggin spammers!Edited by Gizmo 2010-07-11
 
Downwind

Guru

Joined: 09/09/2009
Location: Australia
Posts: 2333
Posted: 04:12am 10 Jul 2010
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They say there is a pot of gold at one end of the rainbow and a baby at the other.
My luck would not be the pot of gold

I second the nice spot view.

Bugger the windmill lets look at the view

Pete.
Sometimes it just works
 
MacGyver

Guru

Joined: 12/05/2009
Location: United States
Posts: 1329
Posted: 05:29am 10 Jul 2010
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97fishmt

Motor? Please expand on your generator. Is it a d.c. motor being powered by the wind or an alternator? Is it a treadmill motor? What?

I'm sure others will be just as curious as I am.

Thanks,

Pete

An American piano player named Biff Rose wrote a song back in the late 60's and the lyrics were something like, "At the end of the rainbow, I just know there's pot . . . . and I hear it's gold!"

. . . . . Mac
Nothing difficult is ever easy!
Perhaps better stated in the words of Morgan Freeman,
"Where there is no struggle, there is no progress!"
Copeville, Texas
 
Bryan1

Guru

Joined: 22/02/2006
Location: Australia
Posts: 1512
Posted: 09:05am 10 Jul 2010
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But at the end of the rainbow is a leprechaun who holds the pot of gold. Now one can only guess what an Irishman would do if you tried to take that pot of gold off him......
 
niall1

Senior Member

Joined: 20/11/2008
Location: Ireland
Posts: 331
Posted: 12:25am 11 Jul 2010
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mmmm...as no other leprechauns seem willing to come forward ...i suppose its possible i was seen near 97fishs turbine loitering with intent ...

that dammed hat gives me away every time....

it,ll never stand up in court though ............
niall
 
birdhouse
Regular Member

Joined: 27/01/2009
Location: United States
Posts: 63
Posted: 04:46am 20 Jul 2010
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mac- i've chatted with fish a few times about turbines, and i'm pretty sure this is on one of his 3 phase servo motors. pacific scientific, allen bradley, or fanuc. only reason i remember this is because i've been (slowly) building a mill from a fanuc motor myself. these servos, if you find a good one, are ready made small producers, with magnets already in them. it's like a half step between a treadmill motor and a axial flux.

fish- correct me if i'm wrong!

adam
i pee more than once before flushing, and don't have to flush at all up at the ranch!
 
isaiah

Guru

Joined: 25/12/2009
Location: United States
Posts: 303
Posted: 08:55am 20 Jul 2010
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'' Nice pictures
URL=http://www.motherearthnews.com/Renewable-Energy/1973-11- 01/The-Plowboy-Interview.aspx>The Plowboy Interview[/URL>
 
97fishmt

Regular Member

Joined: 19/04/2010
Location: United States
Posts: 77
Posted: 05:17pm 20 Jul 2010
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Well Adam in my opinion the AC servo motors are
far more superior to the axial flux design.

They are state of the art alternators. The
best magnets, tight tolerance, beefy bearings,
windings that don't burn out and a sealed housing.
All the work that people do is unnecessary.
They Are what people are trying to build.

My siemens servo motor has been pumping out the power
for over 10 years with no issues at all. I don't
think it will ever wear out. I've seen it peg the meter
at 100 amps and do 65 amps all day long. I play with
different props to see if I can do better but I guess
that's the addiction we all have.

So finally I have a decent tower up to experiment with
all the other motors I have been buying up. I passed on
one yesterday on ebay. It didn't even sell. $9.95 brand
new. 20amp fanuc 2000rpm 140 volt perfect for 14 volts
at 200 rpm and 20+ + + amps. I hate to see them go for so
cheep. That's why I try to get the word out. I have too
many for my life time.

I have carved 4 blade sets in the past month to match up
to particular motors and hopefully I'll get a chance to
fly them all soon.

I was very impressed with the last 6'er and a Yaskawa servo
motor. I have a lot of them in the 20 amp model. It seems
a great match to a 6' props I have been building. 500 watt
units for dirt cheep. It just takes the time to put it all
together. I must say the tower is the hardest component to
make with a wind turbine.
 
isaiah

Guru

Joined: 25/12/2009
Location: United States
Posts: 303
Posted: 04:12am 01 Aug 2010
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Well fish (''
I bought a motor off ebay it was all in German, But the price and shipping were right so I bought it when I seen the mail lady put it in my box I thought something was wrong I picked up the box and I thought he forgot to put the motor in as it didn't weight any thing but when I opened the box it was in there 2x2 x6 inches!!
Would make a mini if it has some output. Seems to be well made.
Better look closer next time''.
Shorting across the 3 phase posts it dose not show much out put So Ill probably scrap it out and try again or go to all solar ''
URL=http://www.motherearthnews.com/Renewable-Energy/1973-11- 01/The-Plowboy-Interview.aspx>The Plowboy Interview[/URL>
 
nofear
Newbie

Joined: 20/07/2010
Location: Australia
Posts: 11
Posted: 10:32am 01 Aug 2010
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Hi Isaiah, thanks so much for posting that amazing interview link.

cheers
steve
a widely held belief is not necessarily a fact
 
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