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  • BroMikey
    replied
    Originally posted by citfta View Post
    Bro. Mikey,

    I am going to try and be polite about this. But you don't know what you are talking about. Aaron has already told you that the ZFM DOES have BEMF. Any motor that has BEMF will only reach a speed where the BEMF balances with the current needed to over come friction and windage losses.

    I have built two totally different versions of motors that had only air coils with no iron anywhere in the motor. Both of them will come up to speed and then stabilize. Use your head for a little bit. A magnet is passing a coil in the ZFM. A magnet passing a coil will generate a voltage in that coil. There is your BEMF that will control the speed of the motor.

    Yes a Zero Force Motor will turn at a higher speed just as Aaron has already told you. But it will not run away.

    You really need to build something and test it before you start telling everyone else how to do it.

    Respectfully,
    Carroll
    Hi Carroll
    I was trying to draw a response, I got it didn't I? Thanks
    for the video, good stuff. I am only going on hearsay at the moment
    as I am over loaded building other projects. However any beginning
    needs a start where information is collected.

    Aaron has more notes on the subject so I would like for him to see if
    is okay to release anything on John's early test. Oh yeah I got his
    response also.

    Thanks guys, I am getting what I asked for. I have never built this one
    yet so all I have to go on is these tube video's however some typing is
    good also without the real experiment in progress.

    You and a few others have built this, like Aaron so you guys have it
    nailed down. I am glad to hear somebody shut me down to stop me
    from rambling that makes good sense.

    Yes I am going to use my head now and agree with you that the RPM's
    will stabilize due to BEMF. This one and others are toy motors. What about
    a real motor? I am asking only. What kind of RPM's are we looking for?

    I think John B. stated 10,000 rpm's was possible.

    So we have a tiny bit of BEMF that will eventually slow down a
    real motor. You have to close the gaps and use strong magnets.

    I am not sure about what you were saying about the coils? 4 coils
    is better than 2 coils? Is that the generator or are you talking about
    the coils on the ZFM?

    Leave a comment:


  • citfta
    replied
    A Zero Force Motor with nice stable speed.

    Leave a comment:


  • citfta
    replied
    Bro. Mikey,

    I am going to try and be polite about this. But you don't know what you are talking about. Aaron has already told you that the ZFM DOES have BEMF. Any motor that has BEMF will only reach a speed where the BEMF balances with the current needed to over come friction and windage losses.

    I have built two totally different versions of motors that had only air coils with no iron anywhere in the motor. Both of them will come up to speed and then stabilize. Use your head for a little bit. A magnet is passing a coil in the ZFM. A magnet passing a coil will generate a voltage in that coil. There is your BEMF that will control the speed of the motor.

    Yes a Zero Force Motor will turn at a higher speed just as Aaron has already told you. But it will not run away.

    You really need to build something and test it before you start telling everyone else how to do it.

    Respectfully,
    Carroll

    Leave a comment:


  • BroMikey
    replied
    Originally posted by Bodkins View Post
    Bromikey,

    I got some crazy ideas for this, like always I got to build, play and have fun with it... yes its interesting that its a non iron coil with little amp draw and Now only us to work it out as Johns moved on. Aaron can be of help but the best teacher is experience.

    Good luck!
    John and Peter built prototypes, like a toy model to show off at the
    science fair. Now it is up to us to build a practical one. Like all motors
    and generators you want close tolerances. No more 1/2" gaps.

    What this means is that like in a real motor the gap where slip in
    calculated the gap must be brought down to at least 80 thousandths
    of and inch. .060 is better but .090 will get you in the game. Weak
    ferrite magnets are out. You want big strong magnets. This machine
    has no cogging without iron in it so the bigger the better on Gauss.

    After that, I have no words to add. I hear it runs up in RPM's without
    any stopping point, like days I guess. It just keep going higher till it
    explodes if you let it. I am sure it will fly into pieces. John didn't want his
    explode so he added iron in the core after the motor reached extreme
    speeds.

    It is not practical to have a motor so unstable that it runs away to
    detonation so something must be done on the order of what John did.
    Maybe a circuit that lowers the input to match the amount of torque
    loading needed so the rpm's do not present a danger to human life.

    Any motor you can't turn your back on that runs away must be refined.

    Maybe some form of magnet transmission could tap in mechanically to
    regulate the speed.


    Leave a comment:


  • Bodkins
    replied
    Bromikey,

    I got some crazy ideas for this, like always I got to build, play and have fun with it... yes its interesting that its a non iron coil with little amp draw and Now only us to work it out as Johns moved on. Aaron can be of help but the best teacher is experience.

    Good luck!

    Leave a comment:


  • BroMikey
    replied
    Pictures of similar builds






    Leave a comment:


  • BroMikey
    replied
    More pictures







    Leave a comment:


  • BroMikey
    replied
    Originally posted by Aaron View Post
    If it has iron, it is not a ZFM.

    The window motors also should not have iron in the cores - iron gives
    lower speeds more torque and air gives higher speeds less torque so
    everyone has to figure out what balance they want, efficiency,
    recovery, etc...

    It is important to go to John's early school of thoughts on the air
    core concept. I have more early notes from John that he never
    disclosed publicly that I will publish at some point that goes into
    much of this.

    The ZFM actually does have back emf by the way.
    Yes I remember John doing video with those tiny air core jobs. So why
    not take an SSG, (a Bedini) turn the coils sideways and remove the core?
    You have the air force mtr? Or Zero IRON air Force mtr. Or let's call it zero iron force motor.

    Thanks Aaron, I need those notes.



    Last edited by BroMikey; 10-04-2017, 02:34 AM.

    Leave a comment:


  • Aaron
    replied
    air core

    Originally posted by BroMikey View Post
    Is that like fantasizing? Ideally?

    John was talking about it tearing itself apart so he put the iron in
    to keep the speed down to what? 20G's? Keeps climbing.

    I'm just playing around here so whats the rest of the story?
    Maybe with a load on it you don't need
    to regulate it down to 20,000 rpm's?

    Can you imagine a 2 foot rotor at 20 G's? Better to load it. It is hard to
    use a motor that is everywhere on rpm's, motors need to stay the same
    I think so they can have a practical use. But the zero BEMF shows that
    the motor does not waste.
    If it has iron, it is not a ZFM.

    The window motors also should not have iron in the cores - iron gives lower speeds more torque and air gives higher speeds less torque so everyone has to figure out what balance they want, efficiency, recovery, etc...

    It is important to go to John's early school of thoughts on the air core concept. I have more early notes from John that he never disclosed publicly that I will publish at some point that goes into much of this.

    The ZFM actually does have back emf by the way.

    Leave a comment:


  • BroMikey
    replied
    Originally posted by Aaron View Post
    Ideally, NO iron in the core for the ZFM.
    Is that like fantasizing? Ideally?

    John was talking about it tearing itself apart so he put the iron in
    to keep the speed down to what? 20G's? Keeps climbing.

    I'm just playing around here so whats the rest of the story?
    Maybe with a load on it you don't need
    to regulate it down to 20,000 rpm's?

    Can you imagine a 2 foot rotor at 20 G's? Better to load it. It is hard to
    use a motor that is everywhere on rpm's, motors need to stay the same
    I think so they can have a practical use. But the zero BEMF shows that
    the motor does not waste.
    Last edited by BroMikey; 10-03-2017, 09:40 AM.

    Leave a comment:


  • Aaron
    replied
    air core only

    Originally posted by BroMikey View Post
    I am trying to compile good information here on our now departed
    Dearest John Bedini's "ZERO FORCE MOTOR" Please help.

    Thank you all for you kind regard.

    BTW i heard this motor really cranks out the R's. And iron cores
    regulate speed? Wow, iron inside the core.


    -------------------------------------------------------------------

    https://www.youtube.com/watch?v=w-GZerEwObo


    ---------------------------------------------------------------------

    https://www.youtube.com/watch?v=YPUajezZUng















    Ideally, NO iron in the core for the ZFM.

    Leave a comment:


  • BroMikey
    started a topic Zero Force Motor Project

    Zero Force Motor Project

    I am trying to compile good information here on our now departed
    Dearest John Bedini's "ZERO FORCE MOTOR" Please help.

    Thank you all for you kind regard.

    BTW i heard this motor really cranks out the R's. And iron cores
    regulate speed? Wow, iron inside the core.


    -------------------------------------------------------------------

    https://www.youtube.com/watch?v=w-GZerEwObo


    ---------------------------------------------------------------------

    https://www.youtube.com/watch?v=YPUajezZUng















    Last edited by BroMikey; 10-03-2017, 01:59 AM.
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