Extreme temperatures can significantly impact the lifespan of electric vehicle (EV) batteries. Here’s how:
High Temperatures
- Accelerated Degradation: High temperatures, particularly above 40°C (104°F) or 85°F (30°C), accelerate the chemical reactions within lithium-ion batteries, leading to faster degradation and reduced lifespan.
- Thermal Management: Most modern EVs have active thermal management systems to cool the batteries during operation. However, these systems may not always be effective, especially when the vehicle is idle.
- Charging Impacts: Charging in high temperatures can further increase the operating temperature of batteries, exacerbating the aging process.
Low Temperatures
- Cold Performance: Cold temperatures (below freezing) can affect the battery’s ability to store and release energy efficiently, potentially reducing driving range. However, many EVs use residual heat from the vehicle’s systems to warm the batteries.
- Less Impact on Lifespan: While cold temperatures affect performance, they generally have a lesser impact on battery lifespan compared to high temperatures.
Overall, managing temperature is crucial to maintaining EV battery health and longevity.
Original article by NenPower, If reposted, please credit the source: https://nenpower.com/blog/how-does-extreme-temperature-affect-ev-battery-lifespan/
