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Shorting the gen coil with PWM? .. and other things.

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  • AlvaroHN
    replied
    I will try a 555 Bradley, do you have some 555 pwm circuit link for me to replicate?

    there is a video about coil shorting that I like --> https://www.youtube.com/watch?v=Lxh3XnU8lko

    In my experiments I see a clear voltage gain in the charging capacitor when I short the coil using a reed switch. I am waiting for a laser tacometer to arrive from china, and also a hand oscilloscope. to make proper tests.

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  • Bradley Malone
    replied
    Honestly you probably way better of trying to build a 555 circuit. it may take i little more but once you have it its there anytime you need it. I just see something frying your phone...with that said do you know what the voltage is of the led side of the opto. I mean all lead's have a rated voltage to turn on ...do you know the opto's rated voltage.

    I have been running this through my head for a few days and have a question. 1 am i correct in the understanding that if done correctly there is no drag or extra force added to a rotor when a coil is added this way. 2 when the magnet gets to the coil and you short the coil it causes a pulse that pushes away the magnet (as previously stated by someone) but then they said that there would be more pulses...if the short causes the magnet to go away then you disconect would it be the back emf when you disconect that you are pulsing again at the peak? Is it some kind of oscilation in the coil itself that you keep going by shorting and opening the coil at the proper time?

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  • AlvaroHN
    replied
    Today I entered a electronics chat to ask some doubs about basic thigs, and I got ridiculizated by sceptics. I didn't want to bother this forum with basic electronics questions but I have no other choice.

    I want to short a gen coil with PWM, I downloaded an android app that makes PWM with the earphone jack, and pluged it to an opto, but the opto would run, the phone pwm output is 0.4 volts.

    So I tried to conect the phone PWM output (0,4 volts) to a small pnp transistor that would activate the opto (I want to place an opto to protect my phone).

    But I couln't get it to work, what is the right way to make that circuit ?

    maybe the 0,4 volts can't turn the transistor on?

    if it can't what else can I do?, I was thinking, a joule thief of a bedini earth light circuit, that light leds from low voltage, would one of those circuits activate an opto? if so, I could pwm the opto with a joulethief???

    thank you

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  • AlvaroHN
    replied
    Originally posted by Bradley Malone View Post
    I got most of that except this part. in a normal generator after the magnet passes center it induces a voltage that when use will drag the motor not push it. I get the idea of taking the drag away and let the field build then drop...back emf without the "back". so the coil builds to a voltage then you release it to a cap. Is it the release right after dead center that releases the voltage before the magnet has a chance to flip it on the outswing? This sounds very interesing because it is one of the things i was going to try on my machine in the kromrey bedini thread. I had not heard of the harmonic pulsing but i think resonance in all of the parts of the machine are necessary for free energy...mechanical and electrical.



    *EDIT: if the coil creates the voltage that you use to push on the outswing do you even need a battery to run this?
    I think that in normal generator coil (no shorting) the drag is also before the magnet aligns with the coil. Correct me if I am wrong but this is how I see it: the lenz law says that the induced energy in a coil by a passing magnet will create a magnetic field that will oppose the magnetic field that induced it. So we have a coil and an aproching north pole of a magnet, as the magnet gets closer to the coil energy is induced in the coil with a magnetic field that opposes the north pole of the magnet, so the coil will create a north pole facing the magnet, now when the magnet gets closer to be aligned with the coil, that north up (of the coil) will start to flip to a south pole up, because when the magnet passes the center the north pole of the coil would push the magnet, so it flips to south and create more drag. That will create a sine wave in the voltage as the magnet passes by. But I think that shorting the coil in the positive and negative peeks produces a radiant spark that we can colect and maybe (like in ssg) the coil shorting reverse the coil for a moment? Eliminating lenz law drag.
    Last edited by AlvaroHN; 09-15-2014, 01:24 PM. Reason: spelling

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  • RS_
    replied
    *EDIT: if the coil creates the voltage that you use to push on the out swing do you even need a battery to run this?

    no, so long as you already have rotation, with a magnet producing a voltage in a open coil, and shorting the coil at peak after TDC, then the out swing magnetic pulse/push during the coil short is free... because the coil/magnet motion produced it's own energy that you used to push the magnet foreword during the short..... then you collect the oscillations that the short produces upon turnoff, or you short the coil again on a peak of the oscillation thus pushing the rotor magnet harder with a 2nd higher voltage peak short of the coil than the first short produced, etc, etc.....
    Last edited by RS_; 09-14-2014, 09:03 PM.

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  • Bradley Malone
    replied
    Originally posted by RS_ View Post

    so, if the coil is open until the voltage peak's there is no drag up to that point, then if you short the coil right on top of the voltage peak just after Top dead center, current will flow making a magnet that now pushes the rotor magnet,
    I got most of that except this part. in a normal generator after the magnet passes center it induces a voltage that when use will drag the motor not push it. I get the idea of taking the drag away and let the field build then drop...back emf without the "back". so the coil builds to a voltage then you release it to a cap. Is it the release right after dead center that releases the voltage before the magnet has a chance to flip it on the outswing? This sounds very interesing because it is one of the things i was going to try on my machine in the kromrey bedini thread. I had not heard of the harmonic pulsing but i think resonance in all of the parts of the machine are necessary for free energy...mechanical and electrical.



    *EDIT: if the coil creates the voltage that you use to push on the outswing do you even need a battery to run this?
    Last edited by Bradley Malone; 09-14-2014, 06:11 PM.

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  • AlvaroHN
    replied
    Originally posted by Bradley Malone View Post
    So is it basically giving the coil its own energy to trigger a radiant spike then before the flow un-short it again and harvest...is that what your saying? give it a path to discharge then catch the discharge somewhere else.

    couldn't you do that with a coil that has...say 5v running through it at all times and just constantly short "collect"...and so on.
    The other thing about coil shorting is that it have an efect on the normal drag of a generator coil. So if you have a regular sg you could add gen coils in shorting mode to fill caps with no load on the rotor... and use the energy on those caps to do what ever you want.

    Best

    Alvaro Hernandorena

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  • RS_
    replied
    Bradley

    when you have a magnet on a rotor passing a genny coil that is hooked through a FWBR to a cap or other closed loop circuit, as the magnet passes, it creates a voltage in the coil that makes current flow to fill up the cap to the max voltage that the coil and passing magnet can produce, and this creates a drag on the rotor and prime mover as per standard electrical rules....

    If the coil is un hooked (open) as the magnet passes, the voltage peak is still produced in the coil, but no current flows and there is no drag on the rotor and prime mover...

    So, if the coil is open until the voltage peak's, there is no drag up to that point, then if you short the coil across it's self, right on top of the voltage peak just after Top dead center, current will flow in the closed loop coil making a electromagnet that now pushes the rotor magnet forward, then when you open the coil circuit again, it rings at a really high voltage oscillation, that the cap then fills up to, that is 2 times or more higher than the peak voltage that the magnet and coil can produce by them self's in a normal closed loop system.

    Then if you short the coil 5 times during the magnet pass voltage peak, and do the 2nd short while the first ring is at it's highest peak voltage, then when you turn off the short, that resulting ring is many many times the voltage of the first ring, and the cap fills up to an even higher voltage (ringing the ring) , then you short the 2nd ring for even higher voltage, then the the 3rd, 4th and 5th, ringing the rings, fills up the cap even more.... all this with out normal drag, and done right, the coils magnetic field is pushing on the rotor magnet, increasing the speed of the rotor/prime mover in the output swing, and filling up the cap to many, many times the voltage that just a magnet and coil can produce by them self's, and with out the normal drag they produce in a normal closed loop circuit....and during the rest of the output swing's down hill part of the wave form after the peak and the 5 shorting times, the coil is open and not producing drag during this part of the wave form ether....
    Last edited by RS_; 09-14-2014, 09:11 PM.

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  • Bradley Malone
    replied
    if all they are trying to do is make back -emf spikes check this out. http://youtu.be/DTnqhwmJUHs

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  • Bradley Malone
    replied
    So is it basically giving the coil its own energy to trigger a radiant spike then before the flow un-short it again and harvest...is that what your saying? give it a path to discharge then catch the discharge somewhere else.

    couldn't you do that with a coil that has...say 5v running through it at all times and just constantly short "collect"...and so on.

    Leave a comment:


  • bigmotherwhale
    replied
    when the coil is shorted for a brief instant, the smallest duration and lowest resistance you can achieve and then unloaded, it creates a buck boost effect and an oscillation similar to the spikes that you normally collect off the coil switch on or off , you can then collect this with a FWBR and capacitor.
    maybe someone else could describe it better.

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  • Bradley Malone
    replied
    Can someone point me to a good description of the coil shorting idea. I have been looking around and see people talking about it but i just can't get my head around how you get anything from a shorted coil. Or are they shorting a coil to cause an effect in another coil?

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  • bigmotherwhale
    replied
    Thanks RS_ good circuits there

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  • AlvaroHN
    replied
    Originally posted by RS_ View Post
    AlvaroHN,

    go look at this web site for coil shorting circuits...


    also, the EVGray yahoo forum has many topics on coil shorting and a lot more peak detection and muilty shorts per peak circuits in the files section......

    here are some of the sch's that i made for Konehead when he first started doing the coil shorting....

    [ATTACH=CONFIG]3794[/ATTACH][ATTACH=CONFIG]3795[/ATTACH]
    Thank you RS I look into it.

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  • RS_
    replied
    AlvaroHN,

    go look at this web site for coil shorting circuits...


    also, the EVGray yahoo forum has many topics on coil shorting and a lot more peak detection and muilty shorts per peak circuits in the files section......

    here are some of the sch's that i made for Konehead when he first started doing the coil shorting....

    Click image for larger version

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    Attached Files
    Last edited by RS_; 09-12-2014, 03:34 PM.

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