The main factors contributing to battery degradation can be categorized into three primary groups: operational causes, environmental factors, and time. Here’s a more detailed breakdown:
Operational Causes
- Charge and Discharge Cycles: Each charge and discharge cycle causes stress on the battery, leading to degradation. Deep discharges and high charge rates can accelerate this process.
- Depth of Discharge: The extent to which a battery is discharged before recharging impacts its degradation. Frequent deep discharges are more harmful than shallow ones.
- Fast Charging: Frequent use of rapid charging can strain the battery by increasing its temperature and accelerating chemical reactions.
Environmental Factors
- Temperature Extremes: Both high and low temperatures can affect battery performance. High temperatures increase chemical reaction rates, accelerating degradation, while low temperatures reduce efficiency.
- Storage Conditions: Exposure to extreme temperatures during storage, lack of maintenance, and improper storage conditions can exacerbate degradation.
Time (Aging)
- Calendar Aging: Regardless of usage, batteries degrade over time due to irreversible chemical changes within the battery components.
- Manufacturing Defects: Random defects during manufacturing can influence the rate of degradation, leading to variability in battery lifespan.
These factors collectively impact the lifespan and performance of batteries, affecting devices across various applications, including smartphones, laptops, electric vehicles, and renewable energy systems.
Original article by NenPower, If reposted, please credit the source: https://nenpower.com/blog/what-are-the-main-factors-contributing-to-battery-degradation/
