General Car Discussion

Discussion in 'Automotive' started by HadACoolName, Mar 6, 2015.

  1. VeyronEB

    VeyronEB
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    Oh yeah I can see that in 20 years, i was thinking you mean present day, which definitely isnt the case.
    Yes the batteries are replaceable and will last about 5-10 years on average but will cost about £5k to replace so more than the average car of that age is worth, dooming alot to scrap before they even hit a decade old.
     
  2. amarks240

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    In 10 years the price of batteries for these cars will drop 10 fold. The companies that make these batteries charge a lot because they can only sell so many. When there are 100 times as many Evs on the road in 10- 20 years those batteries will both cost way less, and last way longer than current batteries. No one has ever needed the performance we need from batteries before the ev thing came about. And when I say 20 years I really mean 10 to 12. The future is fast approaching. In 40 years when most cars are electric, gas will still be expensive because there won't be as much being made. This is simple supply and demand. You want to leave a fortune to your kids? Invest in energy storage companies today.
     
  3. machine

    machine
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    I thought that you couldn't change the battery in a Tesla Model S (for example) because the whole floor is basically the battery case but seems like you can. But seems like the battery replacement costs around 12.000$ on a Model S right now.
     
  4. aljowen

    aljowen
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    Strangely enough that is what my grandparents did for me 20 years ago. I can't honestly say how well it paid out especially with interest since I never calculated it but as far as I know the net result was posative, but it certainly was a nice surprise and covered my driving lessons with change to do the whole learning to drive thing a second time.
    --- Post updated ---
    The model S is a premium vehicle. On cheaper cars the cost will be cheaper. Especially ones with smaller capacities.
     
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  5. skodakenner

    skodakenner
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    The problem with fast charging is actually a great problem a car like the bmw i3 has a proposed battery life of 10 years when you dont do fast charging when you do the fast charging the batterylife will reduce to only 3 or 4 years.
     
  6. amarks240

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    A minor engineering hickup. Less than a decade from now that battery will last 12 or 15 years fast charging, and it will charge fast as shit.
     
  7. aljowen

    aljowen
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    Presumably they are pushing the limits of their batteries when they do a fast charge then. This is probably something that better cooling would make a fairly large difference to since charging batteries while they are hot can reduce the lifespan.

    Current gen fast charging is not there yet. There is also a different potential future which is battery swapping. If enough manufacturers can agree on a standard battery size and build and infrastructure where batteries are yanked out of the bottom of the car and newly charged ones are inserted back in again then you could get the same refuelling times as currently possible with fossil fuels. Of course this system would probably require people to lease the batteries, however it would provide heavy incentives for manufacturers to improve battery technologies since longer lasting batteries = less operating cost. It would also remove the payment for replacing batteries for the users, in place of a monthly fee which would roughly equate to those one off payments.

    Personally I would much rather charging tech improves though.
     
  8. amarks240

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    From what I'm reading there are batteries that will charge in 30 seconds on the horizon. It takes 120 seconds easily to fill a tank with gas. This could hit the market before the early 2020s are out. Lithium ion is stone aged tech compared to what's about to hit. We don't have have better than liOn batteries because we never needed it. Now we do and now the incentive to develop is there. Your kids first smart phone will likely need monthly charging at most. We're really almost there it's not future tech or science fiction anymore it's here NOW.
     
  9. aljowen

    aljowen
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    Those batteries have been on the horizon for the last 10 years though. Every couple months a new news article comes out stating that a new battery technology has came out (usually mentioning that smartphone battery life will increase 5 bazillion percent) and yet it hasn't happened. It will eventually, however I think its pretty much pure chance as to when someone figures it out. It could be tomorrow, it could be in 10 years time.
     
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  10. skodakenner

    skodakenner
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    I charged my first phone once a month and thats a while back. Nokia jokes aside i dont think well see thoose batterys as soon as 2020 or before maybe theoretical ones or test batterys but not in the mass market also a friend of mine who works at r&d at bmw said they dont think electromobility is here to stay
     
  11. MotherTrucker02

    MotherTrucker02
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    Yeah they are ridiculously expensive to replace. I just wanted to point out that they are replaceable and that an electric car isn't worthless when the batteries die.
    When I said current tech I meant the stuff actually being used in cars, not what is available but too expensive to be practical. My main point was that putting in a superfast charging station as of now would only result in you having to replace batteries more often.
     
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  12. amarks240

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    Again it's a market problem not a tech problem. Let me explain how technology in the marketplace works. Take micro processors and batteries as my example. Intel and amd make money of incrimental upgrades. Every year your phone gets a little more powerful or a little smaller and the cpu gets a few more instructions per clock. Batteries and tech works like this because it costs money to develop, and it needs to send a certain time being bought by us to make it worth while for the company to make it in the first place. The people who make batteries understand this very well. Why make a battery that lasts 10 years when you can sell a new one every 2 years as they wear out? See where this is going? So what breaks this tick tock cycle of endless slow development and huge profits? Necessity! This paradigm can only be broken when a small outfit threatens to release a better product, or there are new applications that require the better performance. If a small company made a break thru and claimed a 100 or a 1000 fold improvement in chip performance, amd and Intel would be forced to do the same. This is very close to happening in the battery world one way or another. I'd bet all your lives on that happening very soon.
     
  13. SixSixSevenSeven

    SixSixSevenSeven
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    30 second charging batteries are here. They just aren't batteries. Capacitors yo
    --- Post updated ---
    30 second charging batteries are here. They just aren't batteries. Capacitors yo
    --- Post updated ---
    Capacitors are bad idea. Capacities are very very very low. But their charging time is pretty much "how fast can you fill me up?"
     
  14. amarks240

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    I'm excited honestly. I love cars, but technology is all of our lives. What do you make of this? https://www.tecategroup.com/ultracapacitors-supercapacitors/ultracapacitor-FAQ.php
     
  15. aljowen

    aljowen
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    On the other hand with sticky tyres your car will do 0-60 in 0.5 seconds and a ball of smoke before immediately running out of power :p
     
  16. ktheminecraftfan

    ktheminecraftfan
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    But they are as sterile as a hospital room though. I like my cars with a little bit of character but not brokendownonthesideoftheroadagiancharacter
     
  17. skodakenner

    skodakenner
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    So basically you love alfas
     
  18. ktheminecraftfan

    ktheminecraftfan
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    Not quite. Hence the brokendownonthesideoftheroadagiancharacter

    Fan of Japanese performance cars and Australian and American muscle.



    You just cant replace the magic of the internal combustion engine.
     
  19. skodakenner

    skodakenner
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    I meant that because you like things that break down
    Edit:
    Do you guys think that owning a lancia as a project car is a bad idea? Because where i work someone sold to us a lancia fulvia and i think of buying it
     
    #4959 skodakenner, Jan 15, 2017
    Last edited: Jan 15, 2017
  20. NGAP NSO Shotgun Chuck

    NGAP NSO Shotgun Chuck
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    At least I'm not the only one around here who dislikes electric cars just on principle.

    No car should ever be designed just for road muggles. Manuals should be available wherever possible. Even in a generic sedan, the exhaust should snarl rather than droning. If they're going to downsize and turbocharge, the least they can do is make it so you can hear it spool and hear the BOV. A car's main purpose can be everyday transportation, but if there's nothing there for the enthusiast, then it's half the car it could be at best.
     
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