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On Friday, June 15, 2018 at 10:39:26 AM UTC-7, wrote:
On Friday, June 15, 2018 at 12:18:30 PM UTC-4, Steve Koerner wrote: Go ask your electrical utility for a price quote on that sort of connection... Well Moshe, when the supercapacitors become workable in cars, why wouldn't they also become workable for buffering at the filling station? Megawatt connections won't be the issue. You'd need a heck of a lot of those supercapacitors. The reason they are being talked about in cars is to provide acceleration or regeneration for a few seconds, a small amount of energy relative to what's stored in the main battery. Sort of like a now-old-hat "hybrid" car uses the battery for short-term acceleration and regeneration while the gasoline tank stores most of the energy. The supercaps have a much lower energy storage density, and much higher price per energy unit, relative to batteries. Also, at a "filling station" you'd want to allow one car to fill-er-up after the other, not much time for buffering. So you'd still need megawatts of supply. That's actually perhaps economically feasible at a dedicated filling station, but not at home. Makes sense. I've not looked at numbers. It's fun to read the tidbits in Gliding International about carbon nanotube materials and super dense battery technology -- even if it's mostly fictional and none of it will come to light. Numbers just spoil the fun. I'd rather continue to contemplate supercapacitors that will be tiny and cheap and hold enormous energy. |
#3
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On Thursday, June 14, 2018 at 7:31:22 PM UTC-7, wrote:
There is a small company based outside Marseilles, who will by mid 2019 be mass producing a new type of battery, the advantages of which will blow your mind apart. The French company believe their products offers massive advantages to Electric Vehicles – i.e. self-launching motorgliders. By combining the unique strengths of lithium batteries with an all new crazy-fast charging and carbon ultra-capacitors, the combination results in massive weight savings of more than a third of current power supplies. Recharge times can be measured in seconds. (Like half the time it takes to fill your tank with fuel). To this add the life span of this new power storage - it will accept up to a million charge cycles. This is a story that “will blow your mind” and it appears in complete detail in the July issue of Gliding International. You can buy of renew your subscription at our web site - www.glidinginternational.com I think what is needed for faster electric car charging at a "gas" station is to have all cars to have standardized, easily pull-out, slide-in battery packs. One would only need to drive up to a refueling bay, a machine would open a hatch, and exchange the battery pack. Battery pack would be provided by nationwide refuel centers. The cost would reflect the cost to charge plus eventual replacement. Refill time would be equivalent to a gas fill up. Car dealership would provide a free fill up like they usually do now. Initial car price would, of course, include the price for a new battery pack. No electric cord required or long wait while on a cross country trip. This has nothing to do with FES designs, but just thought it would be a neat idea.. |
#4
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On Friday, June 15, 2018 at 7:19:42 PM UTC-7, lynn wrote:
On Thursday, June 14, 2018 at 7:31:22 PM UTC-7, wrote: There is a small company based outside Marseilles, who will by mid 2019 be mass producing a new type of battery, the advantages of which will blow your mind apart. The French company believe their products offers massive advantages to Electric Vehicles – i.e. self-launching motorgliders.. By combining the unique strengths of lithium batteries with an all new crazy-fast charging and carbon ultra-capacitors, the combination results in massive weight savings of more than a third of current power supplies. Recharge times can be measured in seconds. (Like half the time it takes to fill your tank with fuel). To this add the life span of this new power storage - it will accept up to a million charge cycles. This is a story that “will blow your mind” and it appears in complete detail in the July issue of Gliding International. You can buy of renew your subscription at our web site - www.glidinginternational.com I think what is needed for faster electric car charging at a "gas" station is to have all cars to have standardized, easily pull-out, slide-in battery packs. One would only need to drive up to a refueling bay, a machine would open a hatch, and exchange the battery pack. Battery pack would be provided by nationwide refuel centers. The cost would reflect the cost to charge plus eventual replacement. Refill time would be equivalent to a gas fill up. Car dealership would provide a free fill up like they usually do now. Initial car price would, of course, include the price for a new battery pack. No electric cord required or long wait while on a cross country trip. This has nothing to do with FES designs, but just thought it would be a neat idea. One start up that actually attempted to do this was called "Better Place". Unfortunately, it failed spectacularly. Great idea though. https://en.wikipedia.org/wiki/Better_Place_(company) David |
#5
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On Thursday, June 14, 2018 at 7:31:22 PM UTC-7, wrote:
There is a small company based outside Marseilles, who will by mid 2019 be mass producing a new type of battery, the advantages of which will blow your mind apart. The French company believe their products offers massive advantages to Electric Vehicles – i.e. self-launching motorgliders. By combining the unique strengths of lithium batteries with an all new crazy-fast charging and carbon ultra-capacitors, the combination results in massive weight savings of more than a third of current power supplies. Recharge times can be measured in seconds. (Like half the time it takes to fill your tank with fuel). To this add the life span of this new power storage - it will accept up to a million charge cycles. This is a story that “will blow your mind” and it appears in complete detail in the July issue of Gliding International. You can buy of renew your subscription at our web site - www.glidinginternational.com Ah if only gliders could be powered by hot air rising from soaring magazines. :-O |
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