Added: 4 years ago
From: tedbuilder
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  • reduce the gearing and try more altinators.

  • Too bad.. try running it over the wheel and lowering it.

  • @josephdupont You can't just drop an under shot water wheel 1.5m to make it into a overshot !!! How do you get the water out of the hole you've dug ??Been working fine now for the last few years as it is charging 24v fork lift truck batteries, les resistance than 12v. Why? aint got a clue !

  • Génerateur discoide 24 V site Weeb discoide1451

  • Guess the load on the generator is to great. Great video though!

  • Comment removed

  • No matter what the video here, people can never seem to figure out how to keep the camera steady. You would think that would be the most elemental task in making a video. That people would be aware of that yet most have got no clue.

  • @rckn4ever That's excitement for yeh ! ;-)

  • @tedbuilder isnt it amazing how much load an alternator can make most people think ohh ill just tern it it will work yaa right lol =3-

  • @rckn4ever Think you missed the point this is about alternators and gearing im sure there are plenty amature movie makers out there mabey you should check them out and criticise their camera work.

  • @TheJimmax Just saying, so many videos here and all have shaky camera movements. It is weird because all you need is a cheap $20.00 tripod. That's it.

  • What loading are you putting on the PMA? Are you connected to a charger or something? I had a similar issue with my Wind Project. Never got around to seeing if I could control the load better.

  • @Twi7ch13

    Original video it was conected up to a 100w bulb (12v) . Works a lot better charging 24 volt fork lift truck batteries.

  • @tedbuilder why does the wheel suddenly stop? Also, why do go to batteries? Isn't the power generated AC (or is that an alternator?). Reason I'm asking is that I have a 14 foot waterwheel on my property and the gearing, but I do not have a generator yet. I would like to power some of my home. Any links would be greatly appreciated! Luke

  • Hello

    The project is good to continue to improve the system.

    Also have a look AZENHA, WATER MILL ALTERNATIVE ENERGY

    Thanks

  • The diameter should be a bit larger so it will have enough torque to avoid stalling when you put the load on it.

  • use permanent magnet

  • @lexam55  I am!

  • use a permanent magnet motor or generator, they work much better for these projects

  • Great work TED , really nice fabrication. Look at water vortexes, the conventional water wheel has its limitations, but a water vortex turbine might well be the way to go, also look at accumulators and pressure feed your water wheel with that healthy supply of natural energy you seem to have .

    Still cant believe its made in FRANCE;-)

  • @TheGlobalOdyssey

    Thanks a lot!

    Made In France but by an English man ;-)

  • the problem isn't the alternator, it's the position of the water flow, under wheel flow only has about 15% efficiency, overshot can go up to 90% on some wheel designs...that means the wheel would slow down much less if you can have the water falling on it instead of trying to push it from below, since the path of less resistance of water would make it want to go "around" the paddles unlike gravity that keeps the water on the bucket until it goes below the edge of the wheel buckets.

  • @mikelfc2010 basically you maximize the efficiency of the water flow you have because its not trying to go around the wheel but filling it with weight until it gets close to the bottom thus making more free energy...from water flowing downhill...thts kool

  • 12 volt alternator ,then putting a load stops that wheel id up to a 120 gene or 220volts

    that way your amps would drop to 1 to .5per 100 watts.12 volt alt puts a load on for the amount of amps needed per 100 watts,more lines of flux in the magnetic field need to be cut threw,makes sense any.P=E X I . But the mass of the wheel

    should turn a higher voltage gen to make your watts.

  • Hi Hammerhead....

    It's not a 12v alternator! It's a "Wind blue" purpose made hydro, PMA with deep earth magnets. It will chuck out 12v DC@ 150RPM and the faster you spin it the more volts/amps it give up to approx max of 11amps. There is also a AC output on it!

  • you have a good day ted

    i hope it works

  • Dam up yur water to a higher level.

    stored energy.

    then make a smaller diameter pipe directed at the paddles to increase the force.

    the pipe in coming out of the dam at the bottom where there is pressure.

    An example ,garden hose with a small nozzel,take nozzel off lots flow no force.

  • Ted i like ur work on the wheel and the metal work ,very nice clean design.

    N ow to help giva boost .

    Little physics

    the wheel is in the water too long ,water friction is a big thing here,get ur wheel up higher.

    now power more prime mover.The water thats hitting the paddels of the wheel doesnt have enough torque to tur it,so make a pressure go up.

  • Cheers mate!

    I' can't dam the water up any more but I will try with a plate with a pipe/nozzle directing the water onto paddles, that is when it get's a bit warmer-freezing here!

  • The load made it slow down like that?

  • Hi

    Yes! just the load from a 100w light bulb will slow the wheel down from 31 rpm to 5! Mad :-0

  • what if you send the juice through a coil on the way to the light bulb, and have that coil surrounded by 3 induction coils, and use the juice from those induction coils too?

  • Sorry! beyond me is that :-0

  • Hello Ted,

    my guess is that you are located in France?

    I am living in France in the Poitou Charante in an old watermill and wanted to generate power from the river for a long time but devices on the market are to expensive.

    Your video convinced me the a home-built

    device is a good possibility for me!

    Thanks very much and also all people who gave comments and advice!

    DustyDick

  • Hi Dustydick

    Thanks !

    Also in the Poitou Charentes in france.

    Not got there yet,making the wheel was the easy bit! I now have 2 folk lift truck batteries (they weight nearly 800kg) got to find time to get round to rigging them up to charge-Not enough water in the river at the moment anyway!

    Jason

  • did you try to lower the wheel that help if more water fill the container will be heavier

  • Correct that man!

    I have dropped it about 30cm so far that has made a great distance, can't go any further though as it's in the water.

  • so with a longer driveshaft you could add more gearing for more generators and they would all run at the same speed...

  • No not at all!

    When you connect 1 generator the rpm drops from 30 to 6rpm so if you connected another the torque would stop it all together!

  • get a old 12v generator

  • will you explain to me how to generate the electricity from the wheel?

  • The wheel turns a magnet alternator through a system of gears that produces 12v from 150rpm and the faster you spin it the more volts/amps it produces.

  • so did you build the magnet elternator? or did you buy it?

  • You can get one from old car, more importantly whats the gear ratio?

  • Hey, i am gonna make a prosjekt with waterwheels any1 have any clue how i can Make the waterwheel creat engergy and light a lightbolb? I have the waterwheel,

  • would an ac unit slow down as much as this dc unit?

  • This PMA will put out AC as well as DC current.Never thought to try the AC output as it's easy to mess about with DC for testing purposes!!

  • I have had a look into modifying the paddles myself and researched into paddle steamers as they need maximum thrust... keeping the paddle vertical in the water longest is the best method... this can be achieved with sharp angled paddle or creating a complex gearing technique which acts like a cam and rotates the paddles to allow them to always be vertical!! a LOT more complex though!

  • This design need a bigger water wheel. Always remember 746 watts of power will need 1 hp of work.

    Your wheel is geared to high, and the best way to get it to work is calculate the touque need to do work: ((torque x rpm's)/5252)=hp. So if your wheel is turning 120 rpm's and making 10ft/lb, the ((10*120)/5252)=.23 hp

  • Thanks for your comments

    It is actually a prototype for when I rebuild the original mill wheel which will have a 4m diameter.

  • make the sprocket before the pma bigger to transfer the energy and act as a flywheel .i.e make it heavy so the load slows it less.?

    Still impressed!

  • best go with overshot wheel

  • Yes I know but not possible here, not enough height/fall-"Can't have your cake and eat it"

  • Try 12v battery then the bulb.Then the power you are making will have some where to go.

    The bulb alone maybe just shorting out the pma.

    (not a big enough load = not enough resistance over the short bit of wire)

    Sounds odd but try it!or

    A 12v battery with only 10v in it.

  • Tried that, works better but left connected will flatten the battery after about 7hrs!

    They reckon the best way to go is 24v or better still 48v.

    Next job is to do some more mods to wheel position to get more power from it.

  • I think you would get better performance if the water wheel had sealed up compartments, rather then the open ones it has

  • Been thinking about that for a while!

    Tried it yesterday with the paddles blocked off at the back and it was worse :-(

    Made a new bigger cog (13 teeth as appose to 7) that drives off main wheel gog which was a lot better but as I made the cog from aluminium it only lasted a day.

    Oh what joy!

  • loaded with what? did you just short it out (windblue) to simulate load?

  • 100w,12 volts halogen car light bulb.

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