Solid-state batteries vs. liquid lithium batteries, the overwhelming superior?

Solid-state batteries vs. liquid lithium batteries, the overwhelming superior?

Let’s take a look at the following points of comparison to see how all-solid-state batteries can do it better 1, Energy density

Liquid lithium battery: applicable 260-300Wh/KG

All-solid-state battery: expected 400Wh/KG (theoretically 500Wh/KG)

2, Electrolyte(advanate of fast charge)

Liquid lithium battery: LiPF6

All-solid-state battery: LiPON, PEO

3, Battery life

Lithium liquid: 4,000-6,000cycles

All-solid-state battery: 5,000cycles

4. Cost

Lithium liquid: currently $0.12/Wh, expected $0.1/Wh below

All-solid-state battery: target $0.6/Wh

5, Range anxiety

ICE cars have a normal range of about 800KM on a full tank of fuel, and the current EV with 80KWh battery packs can basically meet that, in fact many battery packs have exceeded 100KWh.

6, So-called 10 minutes fast charging

a.If it is a household power 10 minutes fast charging there is no practical significance except shortening the battery life, because there is plenty of time throughout the night, there is also a sufficient supply of low-cost electricity.

b.If it is a commercial power supply 10 minutes fast charging presupposes that there are enough charging piles standing by for instant charging when you arrived,but the construction of charging piles is just starting, will you wait for1 hour or more till your turn?

So personally the prospect of all-solid-state batteries is more of a critical application in harsh environments in the foreseeable 10 years, and the likelihood of large-scale commercial use, or even civilian use, is extremely low.

Focusing on the present and making incremental improvements in order to make the chain more efficient and complete.Even when a new revolutionary technology emerges, it requires a complete industry chain to make it possible.

For now,we listen to them as a Martian immigration story.

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