Originally posted by DoubleD
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Thank you for this explanation, it makes sense to me.
The circuit I have attached in a post above should be able to operate the way you describe, it is just a matter of the timing.
The length of the wire in the inductor related to the inductance is then very important.
If we eg. have 30m of wire, then we have approx. 100ns before the electrons arrive to the other side.
So the time constant of the current rise is related on both the voltage and the inductance. The shorter the time constant the higher the current.
It can then be beneficial to have a "decelerating" period for the ions, as I assume this will allow for more current draw.
If this is correct, then we get hard work to tune correctly.
1. The inductance and wire length must be calculated for a given set of batteries.
2. The on-time must be set according to the wire length and the speed factor of the coil.
3. The off-time must be set to have optimal ion "bouncing" between the plates
4. The frequency we get from the timing must preferably hit the resonance frequency of the inductor.
5. As the tuning is load dependent, we have to do tuning for a range of loads.
6. The tuning can maybe be compensated for load changes by measuring the current and using an algorithm in the uController.
We can probably gain from a small capacitor parallel to the coil for tuning the resonant frequency. All coils in the real world are an LC circuit. Using the capacitor makes it more easy to tune in (more easy than rewinding the coil).
The Atmel XMEGA uController has 128MHz clock frequency for the PWM timers.
If we again have the 30m wire in the coil, a cycle could maybe be
100ns current one way
200ns ion deceleration
100ns current other way
200ns ion deceleration
Giving 600ns cycle time or 1.67 MHz.
With the uController in question, the frequency is then adjustable with discrete steps of 1.3%. This indicates we can not use shorter than 30m wire as the uController tuning will be too coarse.
7. The last thing in the tuning is to have searched for the natures beneficial frequencies, so the frequency of the Tesla switch tunes in to one or more of them. This last understanding I owe to DrStiffer, from his very educational thread.
Tesla used 170kHz
NormWootan 174.9kHz
Steven Mark 245kHZ
Stiffler 10.3-10.6Mhz, 12, 13.6 and 14MHz (and more he investigates)
IMHO the forum members should pay attention to the frequencies and report new frequencies which yield energy.
Does this make sense to you ?
Eric
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