- Modern EV batteries are likely to last 15 to 20 years or more with proper use.
- Temperature control and Battery Management System play an important role in reducing battery degradation.
- Avoiding frequent fast charging and extreme charge levels can keep the battery healthy for a long time.
While buying an electric car, one question is sure to arise in the minds of consumers—“What if the car battery deteriorates after a few years” https://tezzbuzz.com/topic/smartphone”>SmartphoneLooking at the battery experience of the , many people think that the capacity of EV batteries will also decrease significantly in a few years. But in reality the situation with modern EV batteries is quite different.
An EV battery under good conditions can remain usable for 15 to 20 years or more, depending on available real-world usage data. Geotab's new study examined data from more than 22,700 electric vehicles. It found an average annual battery degradation of 2.3%. This means that even when the battery gets old, it doesn't die suddenly; It gradually decreases.
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Companies are doing the most important work on Battery Management System to extend battery life. This software controls the temperature, charging and discharging of the battery. Along with that, thermal-management technology like liquid cooling protects the battery from overheating. Because high temperatures and frequent rapid charging can accelerate battery degradation.
The method of charging is equally important. For daily use, using a medium charge range can be more beneficial than constantly charging the battery to 100%. Similarly, avoiding continuous use of DC fast charging helps in reducing the thermal stress on the battery.
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So 20 years is not an impossible figure; But it cannot be said that it will be guaranteed for every EV. Battery chemistry, climate, charging habits and vehicle usage determine its actual life. Importantly, modern EV batteries are being developed for long-term use, not a “part that wears out in a few years”.