Stark Battery Tech Thread

A123 is a LFP battery manufacturer. The announcement says Lithium Iron and 26120 cells. Very interesting turn for Stark away from Molicel. Keen to hear others thoughts about this.
 
A123 is a LFP battery manufacturer. The announcement says Lithium Iron and 26120 cells. Very interesting turn for Stark away from Molicel. Keen to hear others thoughts about this.
Page 1 of this thread we discuss about Stark not working with Molicel anymore since they've introduced the 7.2 kWh pack.

From page 2 we talk about the new cell form factor 26120 announced by Stark in November (with Eve Energy at that time). Basically longer 120 mm cells will be packed horizontally and perpendicular to the motorcycle axis so they fit the whole width of the pack enabling much more efficient cooling, being air cooled by the external case on both sides.

Are you sure they mention LFP for Stark? I have not seen that and 330 Wh/kg would be quite a feat.
 
Are you sure they mention LFP for Stark? I have not seen that and 330 Wh/kg would be quite a feat.

Thanks for the detailed reply. Here is where I saw "lithium iron" mentioned:


"Stark Future has announced a strategic partnership with Wanxiang A123, a Chinese company specialising high-power lithium iron battery technology, to develop and supply the 26120 cylindrical cell for their next generation of electric motorcycles."

It doesn't specifically say that Stark will use LFP in it's batteries, just A123 specializes in LFP batteries. I might have jumped the gun on my assumption.
 
Thanks for the detailed reply. Here is where I saw "lithium iron" mentioned:


"Stark Future has announced a strategic partnership with Wanxiang A123, a Chinese company specialising high-power lithium iron battery technology, to develop and supply the 26120 cylindrical cell for their next generation of electric motorcycles."

It doesn't specifically say that Stark will use LFP in it's batteries, just A123 specializes in LFP batteries. I might have jumped the gun on my assumption.
You're right they do say that lithium iron phosphate (LFP) are the specialty of A123. In fact China is word leader by large in LFP technology so that makes sense.

It didn't occur to me that next gen Stark cells could be LFP instead of NMC mainly because of LFP lower energy density. That being said LFP do have great benefits, as they're made using cheap and abundant iron instead of nickel, manganese and cobalt, so they're cheaper, easier and safer to produce, easier to recycle, less problems about overcharging and longer life thanks to much lower cycling degradation. Their main drawback besides lower energy density is their poor performance in the cold.

Now you make me wonder but 330 Wh/kg LFP would truly be groundbreaking so NMC is the safe bet.
 
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