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Overunity Machines Forum



Quantum Energy Generator (QEG) Open Sourced (by HopeGirl)

Started by madddann, March 26, 2014, 09:42:27 PM

Previous topic - Next topic

0 Members and 13 Guests are viewing this topic.

MileHigh

Wattsup:

For Gotoluc and Woopy' test, there is no compelling need to start changing any variables for now.  The standard setups can generate good data.

The most basic test is to run the motor with the coils unloaded and observe the output voltage.  If you are concerned that the voltage may be very high, then start with the coil loaded with something like a 100-ohm resistor.  Then you can increase the value of the resistance and monitor the voltage.  The true goal is to observe the coil output with no load and see how much EMF is being generated.

Then check for residual magnetism.  If you find any residual magnetism in the cores then you want to undertake to completely demagnetize the cores and rerun the EMF generation test to see if there are any changes.  You probably want to demagnetize the cores anyways because you might not have a way to know how sensitive your residual magnetism test is.  So there could be residual magnetism in the cores and you might not be able to measure it.

Then there is another check with respect to the motor itself.  Is the motor emitting any stray magnetic fields while it runs that may interact with one or both cores?  If it does, that could be responsible for the EMF generation in the coils.

MileHigh

gotoluc

The below was poster by pmgriphone at EF topic

The rotor will vibrate because of the magnetic forces that build up in the core. Simulations show that a force does build up between rotor and core when flux moves through the rotor. These forces can become quite large and thus a sturdy build with tight tolerances is necessary.

I have done quite a few simulations now analyzing the complete system with inductances, mutual inductances, resonances, etc. and here is what I find from the simulations:

1. The system is started up by parametric excitation of the inductance of the primary coils. Quite a few links have been posted in this thread about parametric excitation, so if you wish know what that is all about, read some of those papers (a lot of them were written in the 1930s).

2. Starting up the system is no magic. It can all be explained with normal electrical equations. Current noise (e.g. a pA in my simulations) in the coils will grow to about a few 100mA in the primary coils and the voltages associated with that run in the kV range. In my simulations I have seen voltages oscillate with magnitudes of 1kV to 20kV depending on system parameters that you set (inductances, modulation index of inductances, coil resistances, etc.). The capacitance sets the electrical resonance frequency. Tuning the system (electrically and mechanically), it is very easy to get high voltage spikes that can burn out the isolation on the coils (which is what happened in Taiwan). From my simulations, I find typical stable voltages for the primary coils around 2kV-5kV range. The secondary coils run at a factor Nsec/Nprim = 350/3100 = 0.113 lower than that, so in the couple of 100 volt range.

3. The humming that was witnessed is most likely caused by the enormous flux densities in the transformer core and due to the fact that the core is laminated. A normal transformer also hums. Vibrations occur when the rotor closes in to the core or moves away from it AND a flux is going from core through rotor back to core.

4. Parametric excitation can occur at multiple frequencies. Typically, the inductance is modulated at a frequency of 2v (v= Greek nu) while the electrical resonance is set at f = n*v/2 with n an integer. It is easiest to find a stable region when the electrical resonance is set at the smallest n number (n=1). In this particular case, the rotor runs at frequency v and the inductance is modulated at 4v, so the electrical resonance should be preferably set at 2v. In this case it appears the resonance starts occurring at a rotor speed of 1500rpm (about 25 Hz), so inductance is modulated at 100Hz. James indicates the output frequency is around 400Hz, which would mean he set the electrical frequency at a multiplier of n=8.

5. The second set of coils is basically a copy of the first set of coils and they perform a similar role. I hope to discuss this in more detail later.

I have attached a few figures that show how the high voltage develops in the primary coils. You have to pick the parameters right to get a steady state solution. It is very easy for the voltage to go out of bound (which would fry the coils due to high voltage arcing).

The image QEG_StartUp.jpg shows how the resonance starts from 1pA of noise in the primary coils.

The image QEG_Transient.jpg shows the transient behavior from startup to steady state. You can see the voltage initially overshoot to over 4kV, then settle down to about 2.8kV.

The image QEG_SteadyState.jpg show the steady state in detail: as explained before the inductance is modulated at 4v (4x per rotation). The electrical resonance frequency is tuned to 2v with the capacitance. Both the voltage and current oscillate at 2v (50Hz). Note that the capacitance can be choosen so as to resonate at a higher harmonic (e.g. in James' case n=8).

But now comes the questionable part of all of the above.

The problem with parametric excitation is that it is very hard to get any kind of power out of the system without destroying the resonance condition. The energy in the primary system runs about a 2-3 joules. Energy for each of the elements is 1/2L*i*i for the coils, 1/2C*V*V for the capacitor and power loss is R*i*i in the coil resistance. All these translate to about 125W total in the coil and capacitor together and about 3W loss in the coil resistance.

So the question now remains if it is possible to extract energy from this parametric system without destroying the resonance...

For that I would like to know exactly how the bulbs are hooked up into the system and if the exciter is present or not when Taiwan tried to tune the QEG to resonance.

Enjoy!  PmgR

gotoluc

This is a post by john_g of EF

https://www.youtube.com/watch?v=5b0xMElhN7c

Note - I made a mistake at the end of the video, I should have said 300 to 400 Milli-volts, but I said micro-volts ops!

I wonder what the effect of a tuning fork held onto the case would be?  Related, but I do not want to go off-topic

Link to EF topic:  Wesley Gary Magnetic Motor revisited

Regards

John

Added by gotoluc:

Link to Patent: http://www.google.com/patents/US1909414

Link to patent Image: http://patentimages.storage.googleapis.com/pages/US1909414-0.png

jbignes5




Luc you might want to get rid of the poles the way you have them. They are the source of the braking effect. Try a toroid instead. The pulling will be from every angle to each pole in the channel. This should get rid of the cogging and braking effect. If there is no poles the rotor channel will be pulled from all sides evenly and no cogging or breaking should happen. The channel will cause the diversion of the field in the core because it has less resistance in a half of the whole circle. Meaning the flux should go with the least resistance pathway. That should be the rotor channel.

kajunkreations

   Hey Luc, Great test, the ability for resonance is there. As far as the " breaking effect", to me and this is just my observation, it does not sound like breaking as in rubbing or magnetic drag. It sound like the the vibration of resonance is just making the rotor slap the side of the the E core. The rotor comes to a complete stop and then starts up again. I think the rotor is flexing and slamming into the core.  Im sure you are already making your improvements to go on.
   Is there any evidence of the rotor hitting the edges of the E core? Anyway great experiment looking forward to more.

Nolan