Na-Ion Batteries, the next gold mine?

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 Na-ion batteries, the next gold mine?

Let's discuss what Na-ion batteries are, their pros and cons, how they can play in the future, and Which companies are investing in them.

Basically, Na-ion batteries use Sodium available in abundance (Salt Water etc.) on earth instead of Lithium used in Lithium-ion batteries.

Benefits over Li-Ion Batteries:-

1. Cost - Sodium is less expensive than lithium, and sodium-ion batteries are cheaper than lithium-ion batteries

2. Charging: Sodium-ion batteries can charge to almost 100% in 20 minutes.

3. Stability: Sodium-ion batteries are stable at extreme temperatures and are safe against overheating.

4. Safety: Sodium-ion batteries are safer than lithium-ion batteries.

5. Power delivery: Sodium-ion batteries have similar power delivery characteristics to li-ion batteries

6. The sodium-ion battery technology provides a prolonged lifespan with 80% capacity retention over 3000-6000 cycles and quicker charging capabilities in comparison to lithium-ion batteries (KPIT)

7. This new technology is set to lower the cost of electric vehicle batteries, with an anticipated reduction of 25-30% compared to existing lithium-ion batteries (Inc42).

Their major disadvantage is that their energy density is substantially lower than that of the latest lithium-ion batteries.


Use Cases in Future :-

-Providing backup power for telecom companies

-Storing excess energy generated by renewable resources like wind and solar

-Sodium-ion batteries are also being considered for low-speed electric vehicles, such as electric bikes, scooters, and rickshaws.


Companies Investing in this Tech :-

1. KPIT Technologies Ltd. - https://www.kpit.com/news/kpit-unveils-breakthrough-sodium-ion-battery-technology-to-alleviate-lithium-dependency/

2. Reliance Industries Ltd. - https://cen.acs.org/materials/energy-storage/Reliance-buys-sodium-ion-battery/100/web/2022/01


Signing off for today

Devansh Singla

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