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How To Build Corky's Home Brew Electrolysis Tank

Posted: Sat Sep 29, 2007 11:39 pm
by Corky's Cub
This morning I went up to the shop to take some pictures of the implements I'm bringing to StoneThrow, and got distracted building my own Electrolysis Tub.

Here's a series of pictures of the assembly, with one question at the bottom:

1. Cable assembly

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2. I mounted the cables for the electrodes on the outside of the tank

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3. And then attached the electrodes on the bolts inside the tank. Since this tank is made of hard rubber, I drilled the holes a little smaller than the bolts so there would be no leakage.

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4. After the electrodes were mounted, the first wheel went in, sitting on two wood blocks, and with a wire lead bolted to the stud hole.

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5. Next came the second wheel, sitting on another two wood blocks, with another wire bolted to the stud hole.

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6. Next came the witches brew...8 pounds of tsp for about 25 gallons of water.

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7. Hooked the positive cable to the electrodes and the negative to the wires connected to the wheels, and she's boiling immediately.

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8. Here's my charger is set on 10 amps. but the indicator shows it's pulling 30 amps. After about 3 minutes, it clicks and goes down to 2 amps, and a few minutes later, it clickes again and goes back up to 30 amps. What's up with that?

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9. I forgot to post this picture, which shows how I have the positive connected to the electrodes...the black cable goes around the outside of the tank and attaches to each bolt...and both wheels are attached to the negative side only.

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10. I drained off 1/3 of the solution and replaced it with fresh water...and guess what? The charger is now running at a steady 22 amps, with no cycling! It's boiling along nicely, (maybe even better than it did at 30 amps), and the water is churning up and bubbling like a real witches brew!

11. Checked the progress the very next morning, and here is what I found. The tank was foaming really good, with a bunch of paint and rust floating all around.

What surprised me was that the charger was pushing 26 amps, and probably indicates that I have better connectivity now that a bunch of the paint has fallen off the wheels.

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It also probably means that I still have too much TSP in the solution, because the charger is back to cycling, but only every 5 minutes or so. I'll probably remove some more of the solution and dilute with more fresh water to see what happens.