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Gas Mileage solution: What do you think?

Discussion in '2nd Gen. Tacomas (2005-2015)' started by hwork50, Aug 3, 2010.

  1. Aug 16, 2010 at 4:29 PM
    #21
    DevL

    DevL Well-Known Member

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    Our engines produce more HP with higher octane gas due to more advanced timing available with higher octane gas... per Toyota.
     
  2. Aug 16, 2010 at 8:54 PM
    #22
    Volt

    Volt Well-Known Member

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    So you use the engine to power the alternator to power the hydrogen generator to then power the engine to power the alternator to power the hydrogen generator to then power the engine to power the alternator to power the hydrogen generator to then power the engine to power the alternator to power the hydrogen generator to then power the engine to power the alternator to power the hydrogen generator to then power the engine.

    Yeah do you see the flaw?
     
  3. Feb 16, 2011 at 7:23 PM
    #23
    anrima

    anrima Well-Known Member

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    Sorry to resurrect this thread, but I've been researching this a bit as several MEs at my school have built a hydrogen system like this for their thesis project at Cal Maritime. They've successfully built a prototype system and have managed to get a late-90's suburban to do 24.5 MPG. I'd be curious to hear if anyone here has successfully installed one of these systems and tested it.

    Cheers,
    anrima
     
  4. Feb 16, 2011 at 8:09 PM
    #24
    island808

    island808 Me l've got brains.

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    THis has been beaten to death on any hypermiler sites. THey'd install them in cars to get em past federal MPG limitations.
    If they worked, they'd be mandatory in california. They do not. Its twisted science. Similar with the electric rust preventers.
    Comes down to a conservation of energy thing really. You'd be much better off with just plain water injection I'd think.
    If they got a suburban up to 24.5 mpg could just be a matter of careful driving and good tuning. Light modification to programming and getting the most efficient tires could get you there easily.
    I could hit 20 on the highway easily back in the day. Gm rated it at 18.. and they're always easy to beat. Got better than 15 on a carbed model with a bent push rod.
     
  5. Feb 16, 2011 at 8:38 PM
    #25
    anrima

    anrima Well-Known Member

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    Electric rust preventers? That's how ships are prevented from rusting out completely they have electric anodes on the outside of the hull with sacrificial zincs to attract the corrosion.

    I'm not a marine engineer, but I know enough about that from deck maintenance and the one marine engineering class I had to take as a deck cadet (so forgive me if I didn't get the system exactly right for those in the know).

    Cheers
     
  6. Feb 16, 2011 at 8:40 PM
    #26
    anrima

    anrima Well-Known Member

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    Cathodic protection I believe it's called.
     
  7. Feb 16, 2011 at 8:44 PM
    #27
    island808

    island808 Me l've got brains.

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    Yup and it only works in a marine environment on big metal. Twisted science. Helps prevent rust on ships (poorly, by the look of most ships) so it must work on cars.

    Thing is, it only works if the part is bathed in electrolytes not splashed occasionally. SO.. fraud. They've been selling them off and on for probably near 75 years now.

    Just checked the site of one of the cathode rust stopper gadgets. They list the science, other uses and the fact that their product has a warranty, but never mention efficacy. They can't. They'd be in for a class action like the "airborne", magnet bracelets and shoe insert people and a host of others that have been sued for ALL their profits.

    THis is slightly different than regular hydrolysis machines as it has some "electrolyte" that gets added. But still. Claiming 40 percent increase in mileage. If it was 5% they would be forcing them on people in some areas. They'd be all over the news, it would be a revolution.

    Testimonials replacing true data are ALWAYS 100% of the time proof that it is a fraud scheme. "you'll immediately notice smoother gear shifts"... really? Why? Site is BS. They warn me of "basement engineers" then show pictures of the obvious basement engineering of the product.
     
  8. Feb 16, 2011 at 10:57 PM
    #28
    4cyl4x4

    4cyl4x4 Active Member

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    Seriously, I had built one of these from scratch, back in 09 and install it in my truck, with a MAF actuator (home built too). My unit produced 1 liter per min @ 10amp draw. I let it run for a week, saw no change, in fact dam thing was a fire hazard.

    1. THE NEED :
    My engine 2.7L, therefore at 1000 rpm (assume idle speed) it cycles a total gas air mixture of :
    (2.7x1000)/2 = 1,350 L
    Why divide by 2 ? It’s a 4 stroke engine, each cylinder mix will expire in 2 turns of the crank, any way…

    2. THE FEED:
    If in 1 minute I use 1,350 L air gas mix, and add 1 L of H2 O2, the ratio is:
    1/1,349 = 0.00074
    Why divide by 1,349 and not 1,350, assume the 1 H2 O2 is included, so…

    3. THE DEED:
    0.00074 is 0.074% increase in MPG, even if this translate into fuel efficiency, that will be:
    22 x .00074 = 0.016 MPG
    Why 22, because I get 22ish MPG…

    4. THE GREED:
    For .016 MPG gain, it’s not worth it, even at idle speed. It gets worst as RPM increases. Also at @ 10 amp/L/min, it will take 135 amp for 1% fuel gain. Greedy indeed, 135amp = fire hazard.

    5. THE WEED:
    It’s gone mofo! Can’t you see the time of this post. Loose the fat chick = better MPG "Chumps....."
     

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