Re: [EVDL] The Tesla Factor: Elon Musk Will Force Auto Industry... GRILLS!

2015-04-07 Thread Michael Ross via EV
Google Phone (919) 631-1451 Cell michael.e.r...@gmail.com michael.e.r...@gmail.com -- next part -- An HTML attachment was scrubbed... URL: http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150407/a4bf6086/attachment.htm

Re: [EVDL] self driving cars

2015-04-07 Thread EVDL Administrator via EV
You mean Diebold? Et cetera, et cetera ... Folks, please check your politics at the door. If you're going to start flame wars, at least start them over EVs, not politics. Thanks. David Roden - Akron, Ohio, USA EVDL Administrator = = = = = = = = = = = = = = = = = = = = = = = = = = = = =

Re: [EVDL] self driving cars

2015-04-07 Thread EVDL Administrator via EV
To bring this thread more or less back on topic, I suppose self-driving cars might have one intriguing benefit. When they know the exact route and conditions - as they probably would have to - they might have a better chance at predicting whether you have enough charge in your EV to get there,

[EVDL] EVLN: CA Sen Gaines eliminating rebates on $40+k cars affects Tesla

2015-04-07 Thread brucedp5 via EV
http://dealbreaker.com/2015/04/california-might-make-it-prohibitively-expensive-to-buy-a-100k-car/ California Might Make It Prohibitively Expensive To Buy A $100K Car By Thornton McEnery [20150403] So you’re an on-the-go millionaire who is both ecologically and aesthetically aware? Oh, you’re

[EVDL] EVLN: Tesla Looking to Build Second Gigafactory.jp (?)

2015-04-07 Thread brucedp5 via EV
http://www.greenoptimistic.com/tesla-gigafactory-japan/ Tesla Looking to Build Second Gigafactory in Japan Sarah Higman April 2, 2015 [image www.greenoptimistic.com/wp-content/uploads/2015/04/tesla-gigafactory-japan.jpg (photoshopped) ] Hot-giggaty! According to a Bloomberg report, Tesla

[EVDL] EVLN: NZ journey into Electric Leaf driving

2015-04-07 Thread brucedp5 via EV
http://www.sunlive.co.nz/news/96992-journey-to-allelectric-driving.html Journey to all-electric driving 02 Apr, 2015 | By Hunter Wells [image http://www.sunlive.co.nz/assets/images/site/Electric-Cars-Ross-S1513-HW.jpg Ross Brown is a self-professed ‘techno-nut' who loves gadgets. Big,

Re: [EVDL] self driving cars

2015-04-07 Thread Paul Dove via EV
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Re: [EVDL] self driving cars

2015-04-07 Thread Dan Baker via EV
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Re: [EVDL] SDCs

2015-04-07 Thread Mark Abramowitz via EV
On Apr 7, 2015, at 7:17 AM, Electric Blue auto convertions via EV ev@lists.evdl.org wrote: I dont care what gas cost, never hugged a tree nor will. I have NO political affiliation, will not condemn any politician, nor point a finger, cus, thers always 3 pointing back You just hate

[EVDL] Science Envy magazine

2015-04-07 Thread Bill Dube via EV
Eva Hankansson (my wife) with a graduate school partner have started a science e-zine called Science Envy: http://scienceenvy.com/ They write articles on popular topics and explain the highly technical aspects in ordinary terms. It is interesting that her EV related and racing related

Re: [EVDL] Michelin radial 95/80 r16 radial

2015-04-07 Thread Cor van de Water via EV
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Re: [EVDL] Michelin radial 95/80 r16 radial

2015-04-07 Thread Ben Goren via EV
On Apr 7, 2015, at 1:05 PM, Lawrence Rhodes via EV ev@lists.evdl.org wrote: The Michelin radial 95/80 r16 radial is the tire used by solar racing teams. Anyone know where to get them? I'd first directly contact one of the teams that you know used said tire and ask them where they got

[EVDL] Michelin radial 95/80 r16 radial

2015-04-07 Thread Lawrence Rhodes via EV
The Michelin radial 95/80 r16 radial is the tire used by solar racing teams.   Anyone know where to get them?  Lawrence Rhodes  -- next part -- An HTML attachment was scrubbed... URL: http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150407/54f19fe0

[EVDL] Aluminum battery from Stanford offers safe alternative to conventional batteries

2015-04-07 Thread Ben Goren via EV
Does anybody know any more about this research? http://news.stanford.edu/news/2015/march/aluminum-ion-battery-033115.html Aluminum anode; graphite cathode. Unspecified salt for the electrolyte. It's only about two volts. The rest of the specs are vague...nothing at all about capacity. They

Re: [EVDL] Aluminum battery from Stanford offers safe alternative to conventional batteries

2015-04-07 Thread Peter Gabrielsson via EV
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Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Ben Goren via EV
Indeed...I just checked the abstract and it cites 70 mAh/g. It's an unfair comparison because of all the extra hardware from the box and what-not, but a CALB 180 Ah battery weighs 5.6 kg, which works out to 32 mAh/g. That they're in the same order of magnitude tells me this may well be

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Bill Dennis via EV
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Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Cor van de Water via EV
Ben, the electrolyte is not specified other than the phrase intercalation of chloroaluminate anions in the graphite Cor van de Water Chief Scientist Proxim Wireless office +1 408 383 7626 Skype: cor_van_de_water XoIP +31 87 784 1130 private: cvandewater.info www.proxim.com

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Peter Gabrielsson via EV
attachment was scrubbed... URL: http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150407/258f26c7/attachment.htm ___ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Peri Hartman via EV
If they're claiming charge rates of 1 minute, I think the 40w/kg must be referring to something else. It would seem it should be order(s) of magnitude higher. There's other Al-ion research going on at Oak Ridge. There, Gilbert Brown claims to have a cell with an energy *density* of

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Bill Dennis via EV
Here's the URL to the article I quoted, plus the paragraph from the article itself: http://www.engadget.com/2015/04/06/stanfords-battery-charges-in-one-minute/ Unlike earlier aluminum batteries, which generally failed after only about 100 recharge cycles, Stanford's prototype can cycle more

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Bill Dennis via EV
Their current version of the battery has only 40 watts of electricity per kilogram compared to lithium's 100 to 206 W/kg power density--so you'd need more of them to get the same power. That might get better as they improve the cells, of course. Bill -Original Message- From: EV

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Cor van de Water via EV
Actually, the Nature article quotes 4 Amp per gram, so if a 2V cell weighs 1kg then it could produce 4,000A or 8kW per kg The Capacity is quoted as 70mAh per gram, which is 140 Wh per kg (again, at the expected 2V cell voltage). Note that all these numbers are the bare cell, so to compare with

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Cor van de Water via EV
Actually, the end of the sentence says power density, so I think that they are using the correct metric after all, only their quote is completely opposite to Nature's, so the first question still stands. Who to trust. Cor van de Water Chief Scientist Proxim Wireless office +1 408 383 7626

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread EVDL Administrator via EV
On 7 Apr 2015 at 16:34, Bill Dennis via EV wrote: Here's the URL to the article I quoted, plus the paragraph from the article itself: I see the problem. Not your fault, though perhaps you might have been more skeptical. ;-) It looks like the news release's writer was either carelss or

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Cor van de Water via EV
BTW, Even the Nature article is contradicting itself because if the cell is 2V then the following is wrong: affording charging times of around one minute with a current density of ~4,000 mA g-1 (equivalent to ~3,000 W kg-1) Because 4A per gram is only equivalent to 3kW per kg at 0.75V Cor van

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Ben Goren via EV
On Apr 7, 2015, at 3:44 PM, Cor van de Water via EV ev@lists.evdl.org wrote: the electrolyte is not specified other than the phrase intercalation of chloroaluminate anions in the graphite I see that in the abstract...is that what you're referring to, or do you have the full article? I've

Re: [EVDL] Michelin radial 95/80 r16 radial

2015-04-07 Thread Don Bradley via EV
http://www.eshopsem.com/boutique/manufacturer.php?id_manufacturer=3 On 4/7/2015 1:05 PM, Lawrence Rhodes via EV wrote: Michelin radial 95/80 r16 -- Don Bradley PO Box 141 Forestville, Ca. 95436 Maker of Signal Generators for Chladni Plate Tuning

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread EVDL Administrator via EV
On 7 Apr 2015 at 15:59, Bill Dennis via EV wrote: Their current version of the battery has only 40 watts of electricity per kilogram compared to lithium's 100 to 206 W/kg power density You can't compare Watts/kg with Watt-hours/kg. That's like comparing horsepower to gallons. David Roden -

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Cor van de Water via EV
Who do you trust - Nature or this gatget article that has no clue that electricity is not stored in Watts but in Watt hours... Cor van de Water Chief Scientist Proxim Wireless office +1 408 383 7626 Skype: cor_van_de_water XoIP +31 87 784 1130 private: cvandewater.info

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Bill Dennis via EV
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Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Cor van de Water via EV
I do not have a Nature subscription but I looked at the abstract again and noticed the pictures underneath. Click on the first one, it shows the chemical formulas for the operation of the cell Cor van de Water Chief Scientist Proxim Wireless office +1 408 383 7626 Skype:

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Ben Goren via EV
On Apr 7, 2015, at 4:57 PM, Peri Hartman via EV ev@lists.evdl.org wrote: Your needs may differ but, for me, unequivocally the charge time is more important. I'm not discounting the importance of charge time. It's just my understanding that the batteries today aren't the limiting factor in

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Bill Dennis via EV
Cor wrote: Who do you trust... http://arstechnica.com/science/2015/04/flexible-aluminum-battery-charges-fas t-stable-for-over-7000-cycles/ -- But the fact that aluminum atoms only transferred a single electron when they transited to the cathode is really not taking full advantage of

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Ben Goren via EV
On Apr 7, 2015, at 4:25 PM, Cor van de Water via EV ev@lists.evdl.org wrote: Time will tell if we soon will have a 1-minute rechargeable battery ...and a 1-minute *dischargeable* battery. That's probably an even bigger deal than the charge time. Right now, charging times seem to be

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Cor van de Water via EV
BTW, Are you capable of making three-dimensional graphitic-foam? Cor van de Water Chief Scientist Proxim Wireless office +1 408 383 7626 Skype: cor_van_de_water XoIP +31 87 784 1130 private: cvandewater.info www.proxim.com This email message (including any attachments)

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Ben Goren via EV
I've no clue. I'm assuming they're making it using some sort of chemical reaction, presumably one not entirely unlike those ones chemistry teachers love to demonstrate with the carbon snakes boiling out of the beakers when they mix two colorless liquids. ...I think I'm going to see if the

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Cor van de Water via EV
Hi Bill, Thanks for the references! It makes no sense to expect batteries to charge fast and discharge slowly. Typically the charging is not faster than the discharge. More likely, they are talking about Alu cells available *now* that are 40W per kg versus the newer technology described in the

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Peri Hartman via EV
Your needs may differ but, for me, unequivocally the charge time is more important. Consider at least 10:1 for charge:discharge and perhaps even 100:1 as long as the battery can handle one or two minute bursts at high current. I want to pull into a charge station, get a full charge in 5

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread Bill Dennis via EV
David wrote: ...though perhaps you might have been more skeptical. ;-) David, Typical aluminum-air cells have a power density of around 60-70 W/kg, so 40 W/kg didn't seem out of line. To the contrary, it's the 3000 W/kg number that seems awfully high. Bill

Re: [EVDL] Aluminum battery from Stanford

2015-04-07 Thread EVDL Administrator via EV
On 7 Apr 2015 at 16:50, Ben Goren via EV wrote: and a 1-minute *dischargeable* battery. That's probably an even bigger deal than the charge time. The only person I can imagine who might think that a one-minute discharge is a big deal is a drag racer. The rest of us generally want to drive

[EVDL] Bosch uses UX approach to spark enthusiasm for electric driving - Putting people first

2015-04-07 Thread Ben Goren via EV
signed with OpenPGP using GPGMail URL: http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150407/2c431de5/attachment.pgp ___ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing

Re: [EVDL] Michelin radial 95/80 r16 radial

2015-04-07 Thread Michael Ross via EV
Rhodes -- next part -- An HTML attachment was scrubbed... URL: http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150407/54f19fe0/attachment.htm ___ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http