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Honda, Toyota, and Hyundai answer fuel cell questions

Discussion in 'Prius, Hybrid, EV and Alt-Fuel News' started by Ashlem, Nov 13, 2014.

  1. hill

    hill High Fiber Member

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    My favorite spin from that read goes like this;

    leaves off the part of how much energy it takes to compress to OVER 10,000Lbs psi. Oh wait ... in order to compress to 10kLb psi, you actually have to be able to compress at a much higher pressure ... other wise the process gets really slow, nearing the max fill level ... and it gets warm too, which means you have to over fill, so that upon cooling to ambient temperature, you're still left with 10kLb's psi. And how long does that delivery system last, once its metal becomes embrittled. Does, 'easy' - in easy to transport account for all the costs associated with, 'once compressed' ?? Yea, all the left out stuff begs the question, when will those pushing the agenda be willing to tell the whole story.
    .
     
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  2. bwilson4web

    bwilson4web BMW i3 and Model 3

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    Perhaps they will use an 'expansion' engine between the tank and fuel-cell to provide accessory power from the hydrogen expansion . . . Braaaa Ha Ha!

    Bob Wilson
     
  3. Sergiospl

    Sergiospl Senior Member

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    Mirai-Fuel-Cell-Sedan-580x358.jpg
    http://ecomento.com/2014/12/09/revealed-toyota-mirais-disaster-proof-secret/
    "Joining the dots between underwater earthquakes and a state-of-the-art family sedan may seem a fool’s errand, but a relationship exists, and a profound one at that.

    The giveaway is a CHAdeMO-standard DC charging socket built-in to the new Toyota Mirai’s trunk. The port is subtle, hidden behind a flap, yet the car is fuelled with compressed hydrogen via an exterior filler, so why is it there in the first place?

    The answer is energy independence, which is high on Japan’s agenda since a magnitude 9.0 earthquake triggered a tsunami that caused meltdowns in half of the Fukushima Daiichi Nuclear Power Plant’s six reactors in 2011.

    More than 11,500 square miles of land was contaminated with radioactive cesium, and the incident eventually meant Japan lost the source of 30 percent of its electricity.

    Fukushima brought energy dependence into sharp focus and caused a national rethink. Since the disaster the number of independent power suppliers harvesting renewable sources of energy such as solar power has tripled, according to The Economist, and renewable now account for more than 10 percent of Japan’s energy mix.

    Alternative methods of powering a household in an emergency have also surfaced, with privately owned cars at the forefront because of their prevalence and increasing use of electricity as a source of energy.

    Of the carmakers, Nissan moved first – only months after the disaster – and revealed the NSH-2012 ‘smart house’ concept (below). With a raised living area, the aircraft-inspired pod was powered by solar energy, although the car acted as a backup.

    “This home can maintain stable in-house power supply that is not affected by weather,” said Nissan. “It can rely on solar power and power stored in an electric car’s batteries if power is cut off during a disaster.”

    Toyota moved quickly, too, after discovering from owners affected by power-outs that the battery pack in the Estima Hybrid had been extremely useful in providing auxiliary electricity to the tune of 1,500 watts in homes.

    Toyota now offers the system on all of its hybrid models and, we’re told by company sources, it’s standard on all Japanese market hybrids.

    The port in the Mirai, a hydrogen fuel cell car, is the latest iteration of this thinking.

    Toyota calls the system ‘power take off’, or PTO. It allows the the Mirai to act as a mobile generator capable of powering home essentials in a modest-sized house for up to a week, emitting only water in the process. A full tank can provde 200 kWh-worth of electricity.

    PTO relies on there being hydrogen in the car, of course, but Toyota’s figures mean that even a quarter tank of hydrogen – roughly 1.25 kg – is enough for a few days survival. Energy that would usually drive the car’s electric motor is instead channeled into a house’s circuitry.

    It’s a feature that anyone who lives in natural disaster-prone regions – incidentally, the Mirai will launch first in California – should consider."

    Recharge Your Nissan LEAF Via CHAdeMO Outlet On Toyota Mirai Fuel Cell Sedan
     
  4. bisco

    bisco cookie crumbler

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    i suppose this means we'll never see it on the n.a. prius.
     
  5. F8L

    F8L Protecting Habitat & AG Lands

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    I'm still stuck on how ugly the damn thing is. I'm serious they took a Prius bumper cover and enlarged the DTRL openings to outrageous proportions then slapped it on the body of an old Ford Probe. Wth were they thinking?
     
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  6. bwilson4web

    bwilson4web BMW i3 and Model 3

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    It took a little 'reality training:'
    My first Prius modification:
    [​IMG]
    [​IMG]
    [​IMG]
    [​IMG]
    [​IMG]
    [​IMG]
    Source: http://hiwaay.net/~bzwilson/prius/priups.html
    • Oct 2005 - bought 2003 Prius
    • Nov 2005 - started UPS modifications
    • 2006-2014 - used at least once every year, 4 hrs - 4 days 6 hours
    It was such an obvious hack, I remain dumbfounded that more have not done the same. As for Toyota, they made a brilliant car, not perfect but good enough.

    Bob Wilson
     
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