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Overunity Machines Forum



Lithium Air battery cells

Started by Lancair-ES, May 18, 2014, 04:43:38 AM

Previous topic - Next topic

0 Members and 2 Guests are viewing this topic.

MarkE

Quote from: hartiberlin on May 18, 2014, 06:12:20 AM
Here is a new great breakthrough technology:

http://powerjapanplus.com/

It is a dual carbon battery which charges very fast
and is very safe.
Is uses 2 carbon electrodes and charges 20 times faster than the best Li-Ion batteries.

It has a Li-salt electrolyte. But they claim to be safe...
They donĀ“t have LithiumOxide and it is thermally stable..
No cooling needed and 100 % dischargeable...

Seems to be more likely like a supercap...

Anyway, it is presented this month in the USA.

Power Japan Plus will exhibit at the Electric Drive Transportation Association Conference & Annual Meeting in Indianapolis, Indiana, May 19-21, 2014. You can visit Power Japan Plus at booth #112. For more information, please visit: http://www.edta2014.com/

I hope to get a sample AA cell, if somebody on this
exhibition can get me one ?

Many thanks.

Regards, Stefan.
It is a very improved lithium ion battery.  Using carbon for both electrodes gets around the expansion and associated mechanical stress that is very hard on existing lithium cells.  The only cells they seem interested in making right now are 18650 size.

lancaIV

http://www.rexresearch.com/ning/ning.htm
Cost-effective and environmentally-friendly
Recognising the issue, Dr Xie and his team have developed a membrane that not only promises greater cost-effectiveness in delivering energy, but also an environmentally-friendly solution. The researchers used a polystyrene-based polymer to deposit the soft, foldable membrane that, when sandwiched between and charged by two metal plates, could store charge at 0.2 farads per square centimeter. This is well above the typical upper limit of 1 microfarad per square centimetre for a standard capacitor.The cost involved in energy storage is also drastically reduced. With existing technologies based on liquid electrolytes, it costs about US$7 to store each farad. With the advanced energy storage membrane, the cost to store each farad falls to an impressive US$0.62.


                                                                 !              !             !

This translates to an energy cost of 10-20 watt-hour per US dollar for the membrane, as compared to just 2.5 watt-hour per US dollar for lithium ion batteries.


                                            Beside Lithium-Air there is also the Aluminium-Air-battery alternative !
                       http://www.greencarreports.com/news/1090218_aluminum-air-battery-developer-phinergy-partners-with-alcoa

Sincerely
              OCWL


p.s.: not to forget to remind Uni Newcastle/AUS Prof.Donne Supercapacitor development with the possibility to make a compact improved
ultra-battery (battery and capacitor)
http://www.newcastleinnovationscience.com.au/supercapacitor-technology#.U3iNCNner1E

minnie




    PowerJapan seems to claim no metals. Surely lithium must be classed as a metal?
              John.

MarkE

Quote from: minnie on May 18, 2014, 06:37:59 AM


    PowerJapan seems to claim no metals. Surely lithium must be classed as a metal?
              John.
They say no metals in the electrodes.  They state that they have lithium in the electrolyte:  http://powerjapanplus.com/battery/index.html

hartiberlin

Yes but it is stated that this Lithium-Salt electrolyte is much safer....

SO I really would like to test such a battery.

Is somebody of you going to this exhibition and can please ask at this
company to sell me a cell ?

Many thanks in advance.

Regards, Stefan.
Stefan Hartmann, Moderator of the overunity.com forum