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Thread: ac to dc converter

  1. #1
    Join Date
    Feb 2010
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    ac to dc converter

    1.I was looking for ac to dc converter so i don't have to start my car every time i want to test my cell.

    2.I was wonder i have 11 plates 6x6 +nnnn-nnnn+ cell (1/8 gaps between) i produce 1.9-2.0 lpm at 14-18amps on baking soda mixture you think that PWM will incrise production?

  2. #2
    Join Date
    Jan 2010
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    1. A good av to dc converter is to mod an atx PSU so you can plug it in and tap into the 12 volt line. You can google how to do it with the keywords "convert atx psu to lab psu".

    2. There is almost no chance you are producing 2 lpm at 18 amps... You should redo your flow test. That would
    probably make your cell the most efficient on this forum!

  3. #3
    Join Date
    Sep 2008
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    Anchorage Ak
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    Quote Originally Posted by linkintiger View Post
    1.I was looking for ac to dc converter so i don't have to start my car every time i want to test my cell.

    2.I was wonder i have 11 plates 6x6 +nnnn-nnnn+ cell (1/8 gaps between) i produce 1.9-2.0 lpm at 14-18amps on baking soda mixture you think that PWM will incrise production?
    A PWM will in no way ever increase effeciency or production. It will only limit amp draw by pulsing the power.

    Larry
    2008 Nissan Frontier 4X4 Nismo. 12 MPG baseline with my normal commute and heavy stop and go daily driving. Generator installed and working on 3/29/2009

    Up to 14.5 MPG with no enhancers. Still testing the effects of lots of HHO and no electronic enhancers.

  4. #4
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    Mar 2009
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    CT
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    Quote Originally Posted by H2OPWR View Post
    A PWM will in no way ever increase effeciency or production. It will only limit amp draw by pulsing the power.

    Larry
    They never learn Larry, it's like catching a mouse in the same trap over, and over

  5. #5
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    Feb 2010
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    beaver when i will have time i will do a video for what i did maybe i did mistake in calculation but for now to tell you how i did i put ice mountain 0.9 fl oz empty bottle under the water i start my cell it was full in like 14-15sek to be full so i multiply by 4 and that's how i get 1.9-2.0 lpm

  6. #6
    Join Date
    Feb 2010
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    ok let say i will buy 400 watts old pc power supply and i will run my cell at 12v that gives me power supply which will have 33amp ? and if i will run at 24v it will give only 16 amp right?

  7. #7
    Join Date
    Jan 2010
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    141
    Linkintiger- If you filled up a .9 Fluid ounce (26.6 ML) bottle in 15 seconds than your data would look like this

    Voltage:13.8?
    Amps:18
    Liters: .0266
    Seconds: 15
    LPM: .106
    MMW: .43 (Terrible)

    If you typo-ed and meant a 9 fluid ounce bottle that would put you at

    Voltage: 13.8?
    Amps: 18
    Liters: .266
    Seconds: 15
    LPM: 1.064
    MMW: 4.3

    Either way you aint getting 2 LPM

  8. #8
    Join Date
    Jan 2010
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    Quote Originally Posted by linkintiger View Post
    ok let say i will buy 400 watts old pc power supply and i will run my cell at 12v that gives me power supply which will have 33amp ? and if i will run at 24v it will give only 16 amp right?
    NO,
    You have to look at what the 12 volt rail supports for continous amperage. A 400 watt PSU has to divide that 400 watts between, 12 volts, 5 volts, 3.3 volts, -12 volts, and -5 volts. You will actually get around 15-20 amps depending on the model at 12 volts. And no, you can't run it at 24 volts unless you guy 2 PSUs.

  9. #9
    Join Date
    Feb 2010
    Posts
    123
    ok my mistake with the calculation it's just 0.5l -1PT (0.9 fl oz)on the bottle i thought that the bottle has 500ml i guess i was wrong

  10. #10
    Join Date
    Feb 2010
    Posts
    123
    so which will be the best? (cheap way) to buy pc power supply or to buy ac to dc converter

    or buy 2x 500 W power supply and connect them together like + to + and - to - so if the rail is 15 A that will give me 30 A?

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