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OUPower.com • View topic - Ravi's Meyer Replication- Tap Water to H2

Ravi's Meyer Replication- Tap Water to H2

This forum is for discussing anything related to electrolysis and electrolyzer designs.

Postby FarrahDay » Fri Nov 16, 2007 4:26 am

I wouldn't compare it to a transistor at all. Why would you compare a capacitor to a transistor?

It's not a semiconductor. Nothing is doped. It is simply a 'wet electrolytic capacitor'. The dielectric is a true insulator, however its only microns thick and conditioning the anode longer will enhance the thickness of the dielectric.

In action, we are depending on the oxide layer to continually breakdown and continually self-heal.

It makes sense that the dielectric formation will hinder normal dc electrolysis, ie current through cell should gradually reduce as it is formed, but enhance the wfc as a capacitor. One way of telling how good the dielectric has become would be to continually test the cell with a very well regulated dc supply and note the current readings (be careful, if you do this with a battery, the current will drop as the battery discharges, giving false readings). The lower the current goes the better it will be for our purposes.

Forget about transistors... why complicate things for no reason?

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Postby chemelec » Sat Nov 17, 2007 10:56 am

If you Email Me, the Word "ELECTRONIC" MUST appear in the Subject Line.

My NEW Website is:
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Postby FarrahDay » Sat Nov 17, 2007 1:26 pm

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Postby FarrahDay » Sat Nov 17, 2007 6:15 pm

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Postby FarrahDay » Wed Nov 21, 2007 6:48 am

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Postby FarrahDay » Wed Nov 21, 2007 6:53 am

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Postby FarrahDay » Sat Dec 01, 2007 3:18 pm

Some more thoughts for you boys to mull over.

When pulsing a square wave, unlike a sinewave where the voltage rises gradually, the square wave voltage is almost instantly at maximum. Now, across the resonant charging cct inductor, the voltage is 90 degrees out of phase with the current through it - the voltage leads, the current follows. Now, if the tiny little fast moving electrons can't keep up with the voltage, the relatively massive bulky ion impurities in the tap water certainly will not be able to do so.

Therefore we have a voltage across our wfc before the electrons get there, and well before the ions get there. As this goes on, charges are accumulating on the electrodes, waiting to exchange charges with the ions in the water, but... the electons at the cathode (and +ve holes at the anode) will be gathering far more quickly than the ions. A bottle neck forms and the charges on the electrodes continue to accumulate until massive dielectric breakdown occurs. At this stage, rapid ionisation of the water occurs and we get lots of gas, but as there is such an excess of charges on the electrodes, that no great surge of current through the electrical cct will occur. We are simply using up these charges, while the rest of the electrical cct carrys on the charging process. It will be important that the charges on the electrodes are not totally depleted, or else this would cause heavy current to be drawn through the electrical cct.

Hence, unlike normal dc electrolysis, the electrodes have an excess of stored charges, which can effectively be used before current is required to flow through the electrical cct. That is why a pulsed cct only draws a low current through the cct.

Here's an analogy:

Think of dc electrolysis as your house mains cold water supply running through to your kitchen tap. If you turn on the tap, that water mains pressure forces the water out. If however, you turn off the mains water supply at the stopcock, then no water flows when you turn on the tap.

Now think of pulsed electrolysis as your house hot water supply, where you have a storage (header) tank in the loft. Mains cold water is used to fill up the loft storage tank - like charging up a capacitor. Now again, you turn off your mains water at the stopcock, so no water can flow from in the cold water circuit. However, when you turn on your hot water tap and it will flow, and continue to flow until the storage tank empties, and during this time it requires no cold water supply, i.e, thanks to the storage tank, the hot water can flow for a time without drawing on the cold water.

Think of the voltage as the mains cold water pressure, the hot water storage tank as our 'water capacitor' and the hot water running with the mains cold water turned off as the exchange of charges between the ions and the electrodes.

Now, here is my thinking behind the signal pulses and components of the resonant charging cct.

Firstly, the main frequency pulse. We will want this to be quite high, as high frequency through an inductor will create a high resistance to current flow - hence the inductor acts as our natural current limiter. Note: I'm dismissing all ideas of resistive wire to restrict current, as this would simply waste power, whereas an inductor will store energy and release it back into the cct with only a very small loss of power.

The modulation of the high frequency pulses. Now I've heard mention that this is used to control the gas output in order to accelerate/decelerate a vehicle. However, I don't think we have that to worry about yet. So I believe that more likely the modulation of the high frequency by a lower frequency is what provides the 'off' time that allows the dielectric to reform.

I emphasise that this is only my personal theory of operation, but to date, as far as I can tell it's the only one that has been put forward that offers any kind of scientific explanation to go along with it.

Feel free to respond with your thoughts.
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Postby glassGlow » Mon Dec 03, 2007 1:59 pm

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