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| Alternative Energy Discussion relating to the design and implementation of alternate energies. |
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Experienced Member
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Im a bit confused here. I know that Electrolysis will split water, but what comes out? I always assumed Hydrogen and Oxygen came out, but this website says else wise.
http://www.energyquest.ca.gov/projects/split_h2o.html Quote:
If so, What else can I use Besides Salt water? I also want to generate O2 along with Hydrogen. According to this site http://jchemed.chem.wisc.edu/jcesoft...N/CD1R1520.HTM I can use Sodium Hydroxide, which is in bleach and Dranio |
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Experienced Member
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2H2O + 2NaCl -> Cl2 + H2 + 2 NaOH ... i guess
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iČ = jČ = kČ = ijk = -1 Last edited by _nox_; 12th August 2006 at 01:11 AM. |
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New Member
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Their explination does not make much sense but the result is correct.
Na+ + Cl- + H2O → Na+ + 1/2Cl2 + 1/2H2 + OH- (From http://www.webelements.com/webelemen...xt/Cl/key.html) All I can suggest is trying other ionic compounds such as vinegar (acetic acid, CH3COOH), sulfric acid (H2SO4), ammonia (NH3), or any other substance that will dissolve in water. All you need is something to ionize to carry the current between the cathode and anode. |
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Experienced Member
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I'm pretty sure that only completly pure water won't do what you want...
Ordinary tap water will do fine. http://powerlabs.org/waterarc.htm
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-Ian |
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Experienced Member
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A nearby water purification plant uses electrolysis to produce sodium hypochlorite solution from salt water. They add the NaOCl to the water supply in small amounts to inhibit bacterial growth instead of using chlorine gas. Producing it themselves on-site is far less dangerous (on probably much more economical) than having to store and maintain liquid chlorine cylinders and such. Seems to me that if ammonia (NH3) would work sufficiently, it would be best. That is, for every water molecule you would get 2H+O and every ammonia molecule 3H+N. Of course, this would only be true if both molecules would actually electrolyze.
The added salt (to make the water more conductive) was likely where they were getting the chlorine in the original equation. Some of the other equations posted seem reasonable, too. JB
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Nothing is impossible for the man who doesn't have to do it himself - Weiler's Law |
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Experienced Member
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If you want to make large amounts of hydrogen, then i would suggest taking some stainless steel wire/bolts, and then stick them in a jar(glass jar). Then fill the jar half full of Hydrogen Peroxide, or H3O, and the other half with regular tap water. Fill a plastic pop bottle full of water, and the put it upside down in the jar, just above the Anode and the Cathode(Make sure no air is in the bottles). I am not sure what side the hydrogen comes out of, i think it is the cathode. So, - = Hydrogen, and + = Oxygen. I have attached a diagram.
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Experienced Member
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Stainless is not a great electrode. It will dissolve into sludge and release chromium ions which are an environmental problem long after they're flushed down the drain. They're also a pretty high resistance and make a lot of heat. If you want to do a small experiment, it's not a real problem though, just add a bit of salt. Any real electrolyzer uses an extremely caustic alkaline solution and platinum-plated electrodes. Most do it at as high a temp as is practical because electrolysis is more electrically efficient there, it actually absorbs the thermal energy (requiring less electrical energy) to make hydrogen, constantly cooling the solution in the process. Thus you need a high temp heat source to keep the solution heated.
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I thought what I'd do was I'd pretend I was one of those deaf-mutes. |
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H3O is the hydronium ion that mades acid acid.
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I thought what I'd do was I'd pretend I was one of those deaf-mutes. |
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Experienced Member
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I bow down to you, God.
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Experienced Member
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JB
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Nothing is impossible for the man who doesn't have to do it himself - Weiler's Law |
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New Member
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Would it not be easier to obtain the licenses to fill a tank of hydrogen and a tank of oxygen and created water? The energy generated is explosive and only leaves a drop of dew, very fun for recreational explosions, especialy if the catalyst is in a balloon.
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Experienced Member
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Is there a Limit On how much current the system will consume? How can I increase current going to the system? It seems like it Only Consumes around 1-2Amps. My PSU however, can supply 8 Amps if needed (Im using a computer PSU).
Ive also heard I can increase voltage, I tired 5V and It went slow (too slow for me). When I bumped it up to 12V it went A lot faster. I have a 44V Transformer, Can I just use a Rectifier with it (To turn AC to DC), instead of creating a Regulator (with caps and such)? |
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Experienced Member
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Go for it. It shouldn't matter, it doesn't need to be regulated. The more power(with-in reason), the faster it will go. Don't get too high, or bad things may happen. I used to use 12vdc, but that got boring, so i started using 18vdc.
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