[HN Gopher] Grid scale buffering with molten salt batteries that...
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       Grid scale buffering with molten salt batteries that run at 500
       Celsius
        
       Author : car
       Score  : 18 points
       Date   : 2023-02-23 18:55 UTC (4 hours ago)
        
 (HTM) web link (ambri.com)
 (TXT) w3m dump (ambri.com)
        
       | credit_guy wrote:
       | It appears their main selling point is cost. Given that, they are
       | suspiciously shy about giving an actual figure. The only thing
       | you can find is:
       | 
       | > Even compared to this low future lithium-ion price of $100/kWh,
       | these energy storage systems will be significantly more expensive
       | than Ambri-based battery systems.
        
         | mjh2539 wrote:
         | $17/kWh
         | 
         | https://ambri.com/benefits/
         | 
         | Edit: this appears to just be the cost for the price of the
         | cathode and the anode...which makes sense since the pricing on
         | the complete unit would probably vary from customer to
         | customer.
        
       | fwlr wrote:
       | I'm so used to seeing "max cycles", "cycles to 80% capacity", etc
       | figures that I was a little confused I couldn't see such a figure
       | mentioned. According to https://ambri.com/benefits/ they
       | essentially do not degrade. Neat.
        
       | TheMagicHorsey wrote:
       | $17/kWh and no capacity degradation. Daaammmmmn! For comparison
       | the cheapest LiIon batteries are like $150/kWh today, and degrade
       | significantly over a decade.
       | 
       | I guess grid scale storage is a solved problem then? And Tesla
       | battery wall is pointless.
        
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       (page generated 2023-02-23 23:01 UTC)