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Started by James Morehead. Last reply by John Dec 14, 2011.
Started by James Morehead. Last reply by James Morehead Jan 12, 2011.
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Thanks James for the support. I will go to my local electronics shop and see what I can get in a way of large non polarized capacitor.
That web site at first look seems daunting for a novice but I am sure I'l get what I need.
Thanks again for the help
Comment by James Morehead on March 27, 2012 at 4:25pm For testing without an HHO cell, add a large non-polarized capacitor in place of he cell. Without a cap of some sort, the circuit will not work. It would not need to be of high quality as the actual capacitance would not matter too much, but you would want it to be higher voltage (at least 10x input voltage) and as large of a capacitance as you can get. A large capacitance would lower the resonating frequency, making tuning easier.
That circuit was the first one I built as I started tinkering with HHO. The double gated 555 timer circuit has become a staple on my test bench. I have found the output circuit a little lacking, and have such modified it a bit, but it is good for what it is designed for.
The coil design and building suggestions are a little....simplistic. The coil needs to be designed around the capacitance of the cell to which is going to be attached, as well as the desired operating frequency range. For design work, I've found Coilcraft's toolbox handy:
http://www.coilcraft.com/design_tools.cfm
Oh, and on a side note, if you use an automotive ignition coil to drive an HHO cell, you will develop some very odd behavior. The output voltage from the coil will increase until it can reach a breakover voltage, at which point current starts to flow, then the voltage will drop off dramatically. For high voltage, I have found using a tesla coil to be much fun and very promising.

Thank you James. Because I was just bench testing without the HHO generator, I was measureing the voltage with a volt meater and had the same voltage as with no coil. Is it because I was not connected to the HHO device that the lack of capacitor effect of the HHO device did not give me the increase in voltage that I wanted.
The David Lawton circuit kit I am using is from http://www.courtiestown.co.uk/ and I was following the instructions for the bifillier coil from page 38 of
http://www.free-energy-info.co.uk/Chapter10.pdf
Does the coil have to be wound differently to what is suggested here?
Comment by James Morehead on March 26, 2012 at 8:25am While using Lawton's double gated 555 driver to drive an automotive ignition coil can work, it would not server the exact same purpose as the bifiller coil. An automotive ignition coil creates high voltage when the stored magnetic field is forced through the secondary windings of the coil (very simplified, but you get the idea).
The bi-filler coil in Lawton's papers was derived from Stan Meyer's patents. The coil was to act as a bi-directional storage device and electrical coupler. Energy would be sent to the coil, but rather than back to the source when the source is turned off, it passes on through the second winding and into the HHO cell. The HHO cell just acts like a capacitor, storing this energy. Once all of the energy from the coil passes into the capacitor, it cycles back into the inductor. When the inductor is fully charged, you want another pulse of energy from the power supply. This puts the energy stored in the inductor in series with the energy from the power supply, effectively increasing the voltage by the amount provided by the power supply. This cycle repeats over and over again, eventually building a very high voltage in the inductor and capacitor( or LC) circuit.
Timing on such a circuit is very difficult, but that is the brilliance of Lawton's driver. Being off by 10% or more in timing is about the best even the most brilliant among us have accomplished. This is due to the changing characteristics of the LC circuit. As the HHO cell produces gas, the dielectric strength changes. This makes the capacitance of the cell change, in turn changing the charge time of the cell. Forcing the pulses in for short durations is doable, but over time the pulses from the power supply and the energy coming from the cell would be out of phase, and cancel each other out. Lawton's circuit allows for this miss timing by allowing the LC circuit to settle down every so often. That is the soul purpose of the long duration gate. The sort duration gate applies the pulses to actually create gas.

I have made a copy of the Dave Lawton gated device. On the bench it works well. I have tried to make a bi-fillier coil to boost the voltage as per "Patrick J. Kelly - Practical Guide to Free-Energy Devices" but can not get it to work. Would it be feasible to hook au a car ignition coil to get the extra voltage and how would I wire that up.
Comment by John on December 14, 2011 at 7:26pm
Comment by Todd Miller on December 2, 2010 at 10:41pm 

Comment by Matthew Bhagwandass on September 18, 2010 at 5:15pm © 2012 Created by gabet123.
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