• Dr. Moose@lemmy.world
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    1 month ago

    Every day it feels like we’re getting closer to battery revolution. It really makes you wonder how different the world will be once we have these incredible batteries actually working at consumer level.

    • helenslunch@feddit.nl
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      1 month ago

      Every day it feels like we’re getting closer to battery revolution.

      It’s been “every day” for as long as I can remember. Some new world-changing battery tech is right around the corner, but never manages to appear in consumer vehicles…

      • GetOffMyLan@programming.dev
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        1 month ago

        Battery tech is constantly having huge breakthroughs. They are just come in small steps.

        I mean a smart phone is literally a battery powered computer. It’s absolutely astounding compared to what we had 10/20 years ago.

        • HerrBeter@lemmy.world
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          1 month ago

          Only thing I’m upset with is that we get more battery capacity, but not longer battery time. I want to clock my phone down to save power, but that’s not allowed.

          • vaionko@sopuli.xyz
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            1 month ago

            Most phones have some sort of “Ultra power saving” mode that gives a lot of battery life.

            • HerrBeter@lemmy.world
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              1 month ago

              I always use the power saving mode, however my experience is that the battery time is almost the same irregardless of battery capacity (comparing arbitrarily över the years)

          • Nycto@lemmy.world
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            1 month ago

            It’s absolutely allowed.

            It’s not as good as previous versions but I am running stock android and I have wifi power saving and phone (background) power saving modes available. I just checked and the estimate of time until zero percent battery goes from 22 hours to 28 hours with the node that limits backup processes, and that is with 59% on the battery.

            There was a power save mode on my old phone that made everything grey screen and stuff that was way better. I think I enabled it for a camping trip once and used like 20% battery in 3 days.

            • Freefall@lemmy.world
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              1 month ago

              That made me think of the fairly low res picture of the menu screen from Mario Bros on the NES with the caption "this one image takes up more memory than the entirety of the Mario Bros game code.

              Good lord…I remember getting a 1GB HDD and thinking “welp, never gonna use that up” then a few years later installing Diablo2 and seeing it was 1.1gb…

        • helenslunch@feddit.nl
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          1 month ago

          Battery tech is constantly having huge breakthroughs. They are just come in small steps.

          My guy, those are opposite things…

          • GetOffMyLan@programming.dev
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            1 month ago

            Not really. They have massive breakthroughs that increase capacity and charging hugely.

            People just seem to expect some world changing development constantly.

          • Resonosity@lemmy.world
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            1 month ago

            Depends on how you define “constant”. Battery prices have been falling year over year, no thanks to technological improvements.

            If we’re referring explicitly to Academia and R&D, then OP is correct. You’re main point is that these huge breakthroughs haven’t affected the market, but OP isn’t arguing that.

            You’re both talking past each other.

            • helenslunch@feddit.nl
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              1 month ago

              Depends on how you define “constant”.

              No it doesn’t? Because there have been none. There have been steady and iterative advancements.

              OP is correct

              When was OP involved in this conversation?

              • Resonosity@lemmy.world
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                1 month ago

                There have been steady and iterative advancements.

                Steady imo is a synonym for constant, and revolutionary breakthroughs can be subjective if referring to industry or academia.

                When was OP involved in this conversation?

                Apologies. I sometimes refer to an OP as the Original Poster of a thread in a given post, but perhaps a better use of language would be OC for Original Commentator.

      • GreyEyedGhost@lemmy.ca
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        1 month ago

        There may not be a revolutionary discovery, but we are nearing a tipping point where battery makes more sense for most disconnected power storage than anything else.

        The cell phone I had 30 years ago had a battery pack that was about as big as my current cell phone and was 500 mAh. My current cell phone has a little battery tucked away in it that stores 4000 mAh, recharges about as fast, and can be recharged more before it loses a significant amount of its capacity. It also costs about 1% per mAh of the price of that battery from 30 years ago.

        Just because you haven’t bothered to investigate advances in battery technology doesn’t mean significant advances haven’t occurred.

        • helenslunch@feddit.nl
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          1 month ago

          There may not be a revolutionary discovery, but we are nearing a tipping point where battery makes more sense for most disconnected power storage than anything else.

          …what else are you using for “disconnected power storage” than batteries?

          The cell phone I had 30 years ago had a battery pack that was about as big as my current cell phone and was 500 mAh.

          Please tell me what part of my comment led you to believe I was insinuating battery technology had not improved in the last 30 years…

          Just because you haven’t bothered to investigate advances in battery technology doesn’t mean significant advances haven’t occurred.

          Please read better.

          • GreyEyedGhost@lemmy.ca
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            1 month ago

            Fossil fuels are currently the largest disconnected power storage by overall power used. You know, the thing cars use when they aren’t EVs. You may have heard of diesel and gasoline generators, or oil-fueled ships.

            As per the previous part of my comment that you quoted, my point was that incremental changes can accumulate to the point where at some point revolutionary changes can occur. We increased capacity and longevity by a factor of 10 over 30 years, have a new technology hitting mainstream, and another that could double power density in the next 5 to 10. Yet you seem skeptical that’s possible, in spite of the decades of advances we already have made.

            • helenslunch@feddit.nl
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              1 month ago

              Fossil fuels are currently the largest disconnected power storage by overall power used.

              Fossil fuels do not store “power” at all.

              incremental changes can accumulate to the point where at some point revolutionary changes can occur. We increased capacity and longevity by a factor of 10 over 30 years

              If it takes place over the course of 30 years, it is not “revolutionary”.

              Yet you seem skeptical that’s possible, in spite of the decades of advances we already have made.

              I am skeptical because of the decades of advances that have been promised time and time again but have not been made…

              I am not remotely skeptical of iterative advancements.

              • GreyEyedGhost@lemmy.ca
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                1 month ago

                Fossil fuels do not store “power” at all.

                Now, if you’re quibbling about the term power vs. energy, I can’t really be bothered with it. If you aren’t, what exactly do you think is the reason we use gasoline in vehicles than because it’s a highly portable source of energy?

                • helenslunch@feddit.nl
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                  1 month ago

                  if you’re quibbling about the term power vs. energy, I can’t really be bothered with it.

                  Yeah, I’m getting that impression about you.

                  • GreyEyedGhost@lemmy.ca
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                    1 month ago

                    I can’t be bothered because laymen don’t generally know the difference, and it’s the least important detail about this conversation. Granted, unimportant details seem to be your forte.

      • ColeSloth@discuss.tchncs.de
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        1 month ago

        True, as far as big leaps go there hasn’t mean anything since the introduction of lithium based batteries to the market.

        Until now. This is it and they have production working. Safer than lithium. Longer lasting, quicker charging, should perform fine in extreme cold, more energy dense, and solid state.

        The next big thing is finally here.

        • _NoName_@lemmy.ml
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          1 month ago

          I know you’re correct, since there are now solid state batteries on the market which outperform liquid-electrolyte LiPo batteries, but just stating “we’re at the tipping point” without dropping any link as evidence makes your claim very unconvincing.

          • ColeSloth@discuss.tchncs.de
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            1 month ago

            That guy on Undecided is a bit of a dunce. He never actually checked or tested in any way that the yoshino psu uses real solid state batteries. He just bought it from Amazon and it’s advertised on Amazon as having them.

            But they likely aren’t solid state batteries in that psu he bought. He even admitted as much in a podcast just last week.

            Other people have done teardowns on those yoshino batteries and have apparently found that they are not solid state. They still contain a liquid.

            Here. I think he talks about it somewhere around 25 minutes in. https://www.youtube.com/watch?v=aciA1dKz5iE

              • ColeSloth@discuss.tchncs.de
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                1 month ago

                Correct, but it’s on well enough authority that the batteries exist and are in production and that units are in the hands of EV manufacturers for them to play around with. Consider it like the time period when no one has the next game system yet, but everyone knows that all the game developers have the dev kit for the soon to be released system.

        • helenslunch@feddit.nl
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          1 month ago

          Until now. This is it and they have production working.

          I hope you’re right, but I’ll believe it when I see it.

          • ColeSloth@discuss.tchncs.de
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            1 month ago

            A giant name like samsung and the auto makers they’ve teamed up with like Toyota aren’t going to bullshit about the batteries being in production. There’s no benefit to doing so. It’s not like they’re trying to raise investment capital.

            • helenslunch@feddit.nl
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              1 month ago

              Samsung is not the “bullshitter”. Samsung did not write this article. Samsung didn’t claim that these will be in cars or anywhere else anytime soon.

              • ColeSloth@discuss.tchncs.de
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                1 month ago

                Yes they have. Not from this article, though. Same for Toyota. They announced a 2027(likely) solid state battery EV months ago.

                As for “samsung didn’t claim this”, they put the battery on display at the trade show in Seoul, and it’s been reported by tons of outlets. Samsung has very clearly announced it.

                • helenslunch@feddit.nl
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                  1 month ago

                  No they haven’t. Samsung didn’t say they have a 600 mile battery. The author did. Which is nonsense for a variety of reasons, which is exactly my point

                  They announced a 2027(likely) solid state battery EV months ago.

                  …likely? Based on what?

                  they put the battery on display

                  No one is trying to claim the battery doesn’t exist so I’m not sure what your point is.

    • Ghostalmedia@lemmy.world
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      1 month ago

      They’re coming off a pilot production line and have shipped to vehicle manufacturers to see if they want to incorporate these into upcoming models.

      Problem will be the price for the first run of this tech. They’re targeting “ultra premium” vehicles until they can scale and optimize manufacturing.

      • merari42@lemmy.world
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        1 month ago

        The market will segment away from the current tech anyway. CATL Sodium-ion with comparatively low densities but also extremely low prices per kWh will likely win the low-end market and the market for stationary solutions. This is just due to the much lower resource costs. The high-end will be up for things like this battery by Samsung (or other comparable pilot products). The current technology will likely be in a weird middle spot.

        • frezik@midwest.social
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          1 month ago

          And those cheaper batteries may not be as compromising as people think. In terms of kwh/kg, the sodium-ion batteries coming on the market now are about where lithium poly batteries were about 4 years ago. It takes a few years before new batteries make their way into EVs, which means EVs being purchased right now have batteries with a similar kwh/kg of the new sodium-ion batteries. Those batteries are around 30% cheaper and don’t have the same level of fire hazards as some lithium chemistries.

          So if EVs on the market today have adequate range for your use, you’ll probably be just fine with a future sodium-ion EV.

      • Damage@feddit.it
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        1 month ago

        There won’t be many charging stations able to output that kind of wattage tho

        • spidermanchild@sh.itjust.works
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          1 month ago

          It will still be a dramatic improvement because these packs will be able to hold the max charge that the charger can support for much longer. E.g., a car that can hold 350kW from 0-90 is much better than one that peaks at 350kW for 2 seconds before dropping to 150 or 100kW for 40-90%.

    • Johnnyvibrant@discuss.tchncs.de
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      1 month ago

      Can you imagine not having the constant traffic noise played into your ears like tinnitus, being able to maybe actually breathe the oxygen nature provides. That’s probably gonna be what it will be like. But still, ev are just a stop gap, more privately owned cars isn’t the solution in my humble opinion, it is a start towards it.

      • Imperor@lemmy.world
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        1 month ago

        Totally with you, but tire dust is one of the major pollution particles from cars, maybe even the worst AFAIK. That, sadly will not go away but it is still leagues more desireable to have everything on electric than fossil fuel. Can’t have perfect stop good enough.

        • Mihies@programming.dev
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          1 month ago

          Yep, tire pollution is even worse with EVs due to their weight. But overall it’s still much better as you said.

          • vividspecter@lemm.ee
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            1 month ago

            It would help if cars went back to a reasonable size and not the absurdly large monstrosities that dominate the market today.

            • Serinus@lemmy.world
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              1 month ago

              It’s even hard to find an EV sedan. There are like 3 models under $70k. Everyone wants to make SUVs instead.

              • frezik@midwest.social
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                1 month ago

                That’s the real kicker. Gets especially hard if you don’t want a Tesla.

                Many of the conservatives who cite heaviness of EVs as a problem didn’t say shit as ICE cars got heavier and they bought F150s to go to Walmart.

              • frezik@midwest.social
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                1 month ago

                There’s no reason to think that will last. The kwh/kg of batteries improves by 5-8% per year, and we’ve been in the higher end of that range the last few years. Meanwhile, EVs are about 30% heavier. It will take a few years of improvement to make up that gap, but there’s every reason to expect this trend to continue.

                Also, it takes a few years for new batteries to find their way into existing models. 1.08^4 = 1.36, which means improvements in batteries since 2020 could have made up this gap already.

                • Mihies@programming.dev
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                  1 month ago

                  Yes, sure, batteries are evolving and there are solid state batteries on horizon, though probably very expensive initially. There is also a concept of getting energy wirelessly from road, which could further reduce battery sizes. I’m sure the future is bright.

          • helenslunch@feddit.nl
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            1 month ago

            This really only applies to oversized electric trucks and SUVs, due to their low efficiency and associated need for massive batteries, not EVs in general. Mine weighs the same as a comparable sedan.

            Unfortunately EVs are mostly comprised of oversized SUVs but not exclusively.

            If you’re concerned about tire pollution, you can switch any vehicle to a harder rubber compound, at the expense of grip and safety.

            • Mihies@programming.dev
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              1 month ago

              Perhaps they compare, but assuming small batteries and consequently small range. Which might still be fine for shopping and shorter trips I guess. And I agree that oversized EVs is all the rage these days

      • SlopppyEngineer@lemmy.world
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        1 month ago

        The tire noise EVs make is about the same as an ICE car at about 50 kph (30 mph) so it doesn’t make much difference on busy roads. It does make a huge difference in slow traffic.

      • superkret@feddit.org
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        1 month ago

        The traffic noise will stay the same, from tires, honking and some fake engine noise they’ll mandate for pedestrian safety.
        Do yourself a favor and spend some time in an area without cars. It’s amazing what it does to your mental health.

      • BastingChemina@slrpnk.net
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        1 month ago

        About noise, above 30km/h electric cars are as noisy as gas powered one.

        It’s better but not the panacea either.

        • vividspecter@lemm.ee
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          1 month ago

          Solution: 30km/h speed limit in cities, which is a good idea anyway for safety reasons.

          • BastingChemina@slrpnk.net
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            1 month ago

            Yes, it’s better for safety and health reason.

            Plus 30km/h is in the speed range of bikes, so it become much more accessible to bike around in the city and more people start to do it.

    • rayyy@lemmy.world
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      1 month ago

      we’re getting closer to battery revolution

      If big oil doesn’t buy up the patent and squirrel it away.

    • P1nkman@lemmy.world
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      1 month ago

      I waited 4 years for battery technology to get better before bring an EV last year. The “battery revolution”, with all the news being generated weekly for years, is still not here. I don’t give a fuck about theoretical battery range - give me the actual battery in a car, THEN it’s newsworthy. Now it’s all just theoretical, which we consumers can do fuck all about.

      • Serinus@lemmy.world
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        1 month ago

        And that’s the thing. As much as we’ve gotten used to it over the past hundred years, progress is absolutely not automatic.

        If people don’t buy the current stuff, it reduces the chance of advancement for that tech. Most things will only get better if people are buying the current versions.

        We’ve had solar power tech for 50 years. Solar initiatives under Carter were actually pretty good. You know who killed it, or I expect we’d have solar on most roofs today.

        I recently visited Switzerland, and the amount of rooftop solar there was insane.

        (Solar is of course closely linked to battery tech.)

        • P1nkman@lemmy.world
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          1 month ago

          I totally agree with your statement, but in the 4 years I waited, nothing has actually happened with the batteries on EVs (except for a bit faster charging on already insane charging times).

      • sugar_in_your_tea@sh.itjust.works
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        1 month ago

        Well, Toyota has promised 2026 for their battery tech and hasn’t changed that guidance, so I think there’s a decent chance they’ll stick to that timeline. I don’t know if Samsung is their supplier or if they’re competing on the tech, but if it’s the latter, I expect we’ll see something in the next 2-3 years.

        • jballs@sh.itjust.works
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          1 month ago

          I’m still convinced Toyota is just announcing breakthroughs miracles in battery tech Coming Soon™ because they shit the bed so hard on the first round of EVs. Now they’re trying to discourage people from buying EVs now while they play catch-up.

          • sugar_in_your_tea@sh.itjust.works
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            1 month ago

            Well, the good news is, nobody is making an actual solid state battery car, so if they don’t deliver, I’m not out anything. The current set of EVs aren’t good enough to replace our family car (we like road trips, and even 300 miles range is too little), so I’m waiting regardless. I’ll be looking for announcements in the next year or two.

            Both of our cars are Toyotas though, because they make really good cars. We have a Sienna for our family car and a Prius for my commuter, and I’m probably going to replace that Prius with an EV if I can find a good deal on something with 150 miles range. The Sienna is getting old (nearly 200k miles), but it’s reliable, so I’m holding off until I can either get a good deal on a hybrid/ICE, or reasonable EVs are released. If that’s Toyota, great, but I’m not buying the first gen of anything regardless.

            • jballs@sh.itjust.works
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              1 month ago

              I’ve found the current gen of EVs is perfect for road tripping with my family. The battery range is perfectly sized for the bladder sizes of my kids. It works really well if you’re road tripping at a casual pace. However I know a lot of people that like to “death march” road trip where they won’t stop for 500 miles at a time - so I admit it’s definitely not for everyone.

              • sugar_in_your_tea@sh.itjust.works
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                1 month ago

                Yeah, I have kids, and we can usually get about 300 miles before someone needs a bathroom break. So usually I refill gas (<5 min) while the kids go to the bathroom, and we usually pack enough food with us (sandwiches and whatnot) that we only need to go to a restaurant once on the trip.

                An EV could work if fast chargers were as plentiful as gas stations, but in many of the areas we go (I live in Utah and travel to WA, MT, ID, and CA frequently), they’re pretty infrequent. So we’d need to plan stops based on charger availability, not on bladder size, which means an extra recharge or two for the trip. It’s getting better, but every time I look at maps, there are maybe one or two chargers in a 50 mile radius, so if it’s full or out of service, we’d be screwed.

                Now, if gas stations started offering EV charging, I’d probably be looking at them today. Gas stations are perfect because they often have fast food, bathrooms, and snacks, all of which are essential for road trips.

                As another anecdote, my coworker just bought a Model 3, and he frequently says he can’t reasonably visit places within our state because the charging network sucks. That’s a pretty serious concern for us, since we like camping, which means pretty remote trips.

    • MTK@lemmy.world
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      1 month ago

      One important thing to remember is the that battery capacity is unlikely to improve anymore, we should mostly improve charging, lifespan, safety, etc.

      I doubt that we will ever see batteries that have much more capacity per weight than what we have now.