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Will Future Tesla Cars Use Metal-Air Batteries?

thecarchik writes "Most advocates and industry analysts expect lithium-ion batteries to dominate electric-car energy storage for the rest of this decade. But is Tesla Motors planning to add a new type of battery to increase the range of its electric cars? Tesla has filed for eight separate patents on uses of metal-air battery technology (for example, #20120041625). The metals covered for use in the metal-air battery are aluminum, iron, lithium, magnesium, vanadium, and zinc. Metal-air batteries, which slowly consume their anodes to give off energy, hit the news last month when Israeli startup Phinergy demonstrated its prototype battery and let reporters drive a test vehicle fitted with the energy-storage device. Mounted in a subcompact demonstration car, Phinergy's aluminum-air battery provides 1,000 miles of range, it said, and requires refills of distilled water (which acts as electrolyte in the cells) about every 200 miles."

4 of 171 comments (clear)

  1. My car has a range of 6000 miles by ShanghaiBill · · Score: 4, Funny

    1,000 miles of range, it said, and requires refills of distilled water about every 200 miles.

    My car has a range of 6000 miles. That is how often I have to stop to change the motor oil. Of course, I also have to stop every 300 miles to get some gas.

    1. Re:My car has a range of 6000 miles by Anonymous Coward · · Score: 1, Funny

      6000? That's nothing if they run it on Elon's ego.

  2. if slashdotted trends like by nimbius · · Score: 3, Funny

    the pi and the arduino are any indication, the new Tesla vehicles will be made entirely of metal-air batteries. the user will interface with the radio using ruby, and the turnsignals will be excreted in realtime by a makerbot.

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    Good people go to bed earlier.
  3. Re:If you build it..... by ackthpt · · Score: 4, Funny

    They will buy it, but seeing is believing

    Do you think air batteries could become vapor ware?

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    A feeling of having made the same mistake before: Deja Foobar