• Dudewitbow@lemmy.zip
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      1 year ago

      While most car companies initially believed liion batteries isnt ready for the market, and wanted to wait for a more safe and dense battery tech to hit market (solid state battery), toyota invested in hydrogen. Then Tesla took the bullet and sort of went against thr grain and created the liion based evs, and the rest of the companies are scrambling to catch up due to the demand for them.

      Any push for hydrogen is because toyota invested into it and doesnt want for it to go to waste.

    • KptnAutismus@lemmy.world
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      1 year ago

      there are seroius longevity concerns with Lithium batteries. if you just fill the car up with combustible gas, there’s no battery that is expensive to replace every 10-20 years. australia could very well be one of the best countries tp deploy this technology.

      • EarMaster@lemmy.world
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        1 year ago

        I imagine the next Mad Max movie with hydrogen cars. Invisible fires and awesome explosions sounds like a match made in heaven…

      • frathiemann@feddit.de
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        1 year ago

        These concers exist for Hydrogen too. While the Hydrogen tanks can last a longe time, the catalyst in the Fuel cell degrades, like the electrodes of batteries do. That means that the fuel cell needs to be replaced as well after some time. In addtition to that, fuel cell vehicles need batteries as well, since the fuel cell is slow to respond to load changes. These smaller batteries are stressed heavily in stop and go traffic and will need to be replaced a lot more often than Ev batteries.