Coil SG!
Hello tswift,
If you are still reading this thread. I have finally built the Tesla coil arrangement similar to that you show. I have a simple problem. I am using a ZVS Mazilli type power supply. For the life of me, I am unable to get a firing across the spark gap. No matter what I change or adust. If I short the cap I get a constant plasma strike. There is an impedance issue I feel, or a low currnet. Possible clues might help me resolve this.
The Mazilli is running at 44Khz, the primary sg circuit is tuning at around 2700hz, the primary coil is tuning at 980khz and the secondary is tuning at 1050 (within 10% tolerance) the primary cap is 10 nano
Although, the only way I can see ahead is with diodes in the circuit to the cap. Much like Don's circuit. Though I do not see this option in other tesla coil circuits.
Regards
Dwane
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Donald Smith Devices too good to be true
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Originally posted by med.3012 View PostHello ilandtan!
nice to see you, the best teacher in this field should be the nature itself .. i suggest some of Rick Friedrich video about Don smith :
I am looking for some ideas of how many Tesla receivers you can use, without loading the transmitter. According to D.S. you should not be limited. I want to do what I did in the video, but transmitted through Earth grounding. So I welcome any input anybody has!
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Originally posted by ilandtan View PostThere are multiple ways to harness radiant energy I want to prove that you can do real work with the simplest setup. Obviously this is not HF to ground, which we always see. It's not a Tesla hairpin in disguise. I feel it's a simple new direction.
[VIDEO]https://www.youtube.com/watch?v=6i1OSJ5pq0w[/VIDEO]
We always see people lighting CFL bulbs and florescent tubes, and can't figure out how to get any real work. So if we are going to play who can light bulbs with the least, here is my submission. I want to start small and end big.
My objective is to learn from something that actually does some real work (lights more than an array of LEDs), and make it better.
Hello ilandtan!
nice to see you, the best teacher in this field should be the nature itself .. i suggest some of Rick Friedrich video about Don smith :
Everyone mistaken about Don Smith and his L2 Coil
https://youtu.be/apOnutAELbo
Collecting the Heaviside Energy Flow at Right Angles
https://youtu.be/eW-Q77slGAw
we are doing a chaotic and confused work ( i talk about myself ...) but in Don Smith device the electrons are organised strictly ! positive this way negative the other way ! they only meet each other to do real work !
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Starting Small Ending Big
There are multiple ways to harness radiant energy I want to prove that you can do real work with the simplest setup. Obviously this is not HF to ground, which we always see. It's not a Tesla hairpin in disguise. I feel it's a simple new direction.
We always see people lighting CFL bulbs and florescent tubes, and can't figure out how to get any real work. So if we are going to play who can light bulbs with the least, here is my submission. I want to start small and end big.
My objective is to learn from something that actually does some real work (lights more than an array of LEDs), and make it better.Last edited by ilandtan; 02-12-2018, 12:27 AM.
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F.Y.I.
Vyacheslav Gorchilin shows [proves] mathematically that excess (free) energy
is achievable. He also presents several methods/techniques and suggests some practical
implementation approaches. Animated Mathcad on-line graphs are made available to aid in
the process as well.
His approach to the solution [proof] is rather brilliant IMHO!
From: Заметки
(use translation (flag in upper right hand corner) if required - unfortunately Google Translate
will not properly display the formulas, however Yandex - the flags - will work OK)
Energy parametric RLC-circuits
Free energy in a parametric RLC-circuits of the first kind of the second order
Free energy in a parametric RLC-circuits of the first kind of the second order
"In this work we consider the electric circuit containing the nonlinear reactive elements:
the capacitor and inductance. Their nonlinearity is determined by the parametric dependence:
the capacitance — voltage on it, and inductance from the current flowing through it. The
resistance is constant, but even if its value changed, for example, from the time the proof is
not affected . According to the classification here will be considered generators of the first kind
and second order. In real devices the parametric dependence can be only one element
capacitance or inductance, but here we show the General case and prove that these elements
are independent from each other to influence change in the efficiency of the second kind. "
Insights: " Insights on circuits of the second order similar to those done on the circuits of the
first order. However, repeat them.
In this work we proved that it is impossible to gain energy in parametric circuits of the second
order in the full cycle (FCC) because the energy dissipated in the resistance is always equal to
the energy expended by the power formula (5.8).
** But if the cycle is incomplete, the receiving gain becomes achievable task. **
If reactive elements contain potential energy in the beginning of the cycle (PCCIE), the gain
can be found using the formula (5.12). If the energy in the reactive elements is at the end of the
cycle, then the conditions for receiving allowances, we can find from formula (5.14), and the
increment of efficiency by (5.16).
You need to understand that there is a mathematically strictly proved potentially achievable
values of the increment of energy, part of which, in the real reactance, can be spent inefficiently,
for example, on heating. However, on the basis of evidence about the energy increment in the
fractional cycles, one can obtain special cases for engineering calculations, which, in turn, will
allow you to build a real device with high efficiency.
Additional materials and some special cases with examples from real wireless components
you can see here. "
Application to the proof of parametric RLC-circuits of the first kind
Application to the proof of parametric RLC-circuits of the first kind
Parametric inductance in PCCFE {partially complete cycle near the finished end?}
In this case, without knowledge of the schema and according to of the power source,
the increase in efficiency we can not calculate, but we can search conditions for from
the formula (4.15). Assume that our coil is described by the parametric dependence of
inductance from its current next next:
{see text for formulas - unfortunately they can not be reproduced here}
For rows with a large value of the degree calculations are either very bulky, or, in principle,
not derived analytically. But for example, it will be enough and second degree.
Reference: [for further detail and study]
SAINT-PETERSBURG STATE INSTITUTE ACCURATE MECHANICS AND OPTICS
(TECHNICAL UNIVERSITY)
Department of Electrical Engineering and Precision Electromechanical Systems
Yu.M. Osipov
FREQUENCY AND TEMPORAL ANALYSIS STATIONARY AND TRANSITIONAL
CHARACTERISTICS LINEAR ELECTRICAL CIRCUITS
A manual on electrical engineering and TOE courses
Part two
St. Petersburg 2002
3.3 Transient processes in second-order circuits
3.3 ?????????? ???????? ? ????? ??????? ???????
Translation to English (Google)
https://translate.google.com/transla...ov/os1/3_3.htm
*** Seasons Greetings and best wishes for the New Year ***
FIN
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Originally posted by tswift View Post...........................
I have used the cardboard tubes that are sold for use as concrete forms (for pouring piers and bases for things like lamp posts and street signs). These work, although I learned from my SSTC that the black writing on the outside of the tube has enough carbon content in the ink to be CONDUCTIVE. I didn't know this until my tube started smoking and actually burning around the writing. Thankfully it was just smoldering and it went out on its own when I cut the power off. It ruined my secondary by shorting some turns though, so I had to wind another one. This time I peeled the outer paper layer off and sanded any remaining bits of writing until it was clean enough.
...................
.
I find that amazing. To get black with printing - true black - India Ink is generally used. The other black inks are composite and are IR insensitive. I was involved some time back with a profile cutter using computer print outs from Autocad. Someone had changed the ink refill with an off the shelf refill- to save time and trouble - and the scanner would not pick up the drawing. Manufacturers specifications on ink were ignored! From memory the IR scanner could not identify the composite inks. When investigating the issue, I do not recall ever being advised on carbon inks. Must be for weather durability and not fine printing?
We learn something new most days, other days then can be boring!
Regards
Dwane
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Metglass Cores
Here are a couple of photos of the unit I built for the link above. I do have another one in the pipeline which will be wound on toroids.
Regards dwane
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No markings!
Originally posted by tswift View PostAs you probably noticed, the two core halves are marked so you can get them back in the same orientation, they are machined very precisely so they fit together with absolutely minimal gap. Putting anything in that fit will change the properties of the magnetic circuit, not to mention that if you glue them together it will make it quite difficult to rewind the coils if you want to change the design. Unfortunately, none of that solves the problem. I have seen picture of metglas cores with a big metal bar on top and two threaded rods that you can crank down to really clamp the halves together with a lot of force, I guess that's the usual solution. Metglas isn't usually used at low frequencies where the noise is a big problem, because the additional cost doesn't justify the additional performance (mainly reduced core loss). But of course it does work ok at 50/60 Hz if you want it to. At 100 KHz you won't hear anything....
There are no markings on the cores to indicate any alignment. In fact, I have also made a mistake handling these cores. Only after a few days I have a couple of small rust spots. Also, I have discovered that metglass cores require a mandatory gap. Which I have also discovered changes the inductance. Although, as noted in my reply to med.3012 I have a been working with a faulty inductance meter. Also. I have made a frame to "lock" the cores together and used thin plastic spacers between the cores. Gets rid of the rattle.
I now have a box of disposable gloves for handling. I am wondering what to do with the rust and how serious it is.
Anyway, life goes on. There are lessons in mistakes. Lots of storm activity at the moment, so I have some time off from the house building I am engaged in. Consequently, I am starting the build on med.3012 circuit. Short a couple of components, but should be ready to fire up over the weekend.
Thanks
Dwane
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See attached
Originally posted by med.3012 View PostHello Dwane !
can you provide more info about the circuit used to drive the test?
here is a link to a page from RomeroUK. I have been looking at this circuit and its requirement for resonance. Incidentally, I have been having trouble with the Don smith circuit and getting resonance of any sort! I have recently discovered that my Inductance meter was faulty. It has been returned for repair.
Romero Experiments
The circuits are on this page. Not as simple as they look!!
Regards
Dwane
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Originally posted by Dwane View PostMy metglass core has arrived. I have wound a couple of test coils to try and measure the output. I ave noticed that at low frequency the core rattle and make a lot of noise. I have tightened the core up with straps, but this has not made much of a difference. Is there a compound that I should be using to join the two halves together?
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Originally posted by Dwane View PostHi guys,
My metglass core has arrived. I have wound a couple of test coils to try and measure the output. I ave noticed that at low frequency the core rattle and make a lot of noise. I have tightened the core up with straps, but this has not made much of a difference. Is there a compound that I should be using to join the two halves together?
Thanks
Dwane
Hello Dwane !
can you provide more info about the circuit used to drive the test?
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Metglass
Hi guys,
My metglass core has arrived. I have wound a couple of test coils to try and measure the output. I ave noticed that at low frequency the core rattle and make a lot of noise. I have tightened the core up with straps, but this has not made much of a difference. Is there a compound that I should be using to join the two halves together?
Thanks
Dwane
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Hello everyone, ( duplicate from the resonance energy device explained )
just to share some interesting simulation results using NI Multisim regarding the effect of resonance in parallel LC, the following image show a resonating L1C1 where there's a huge current circulate , in practice it's not possible to achieve such value due to the presence of resistance , the simulator work in a virtual conditions where there's no resistance in wires, perfect capacitor , perfect coil, we can't offer this in real life ..
i tried to simulate the same thing using square waves where's the duty cycle is 10% ( this is important where we drive a MOSFET , with 10% the MOSFET remain cold)
now removing the diode we see the current decrease !!!
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Don
Originally posted by med.3012 View Post@Gedfire
i am studying this device since a long time but i have a different idea about the used primary coil , i tried this experiment to see if i am working with the correct waves, it seem to be a special waves with more speed as discussed above, you can use the Avramenko's plug directly from L2 but the earth is a must to see a good power! i tried to charge some HV capacitor (450 v ) quickly but i wanted to see a continuous flow of radiant energy and i saw it
regards
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