The global electric vehicle (EV) battery race is intensifying, and the ability to scale next-generation manufacturing technologies is becoming a key differentiator in cost, performance, and energy efficiency. While conventional methods still dominate … [Read more...]
How does the Rint model relate to EV battery simulation?
The internal resistance (Rint) model is the simplest of several common integral order equivalent circuits to model battery performance. Although it’s basic, it’s also surprisingly useful. This article discusses where the integral order equivalent … [Read more...]
What data acquisition and test setups are needed for EV battery testing?
Testing and acquiring test data are necessary to verify EV batteries' safety, performance, and reliability. Various types of testing are needed for battery cell development, battery pack design and verification, and active testing of completed EV … [Read more...]
What is the difference between an EV powertrain and drivetrain?
Although the terms powertrain and drivetrain are often used interchangeably, both are distinct and support their own set of functions. This article discusses the role of each in the context of electric vehicles (EVs), lists their key components, and … [Read more...]
How can simulation improve EV battery thermal design?
A battery pack is critical in electric vehicle (EV) performance, lifetime, and cost. It experiences high currents during charging and discharging that can damage the cells if not properly managed. During vehicle operation, it can also generate large … [Read more...]
What EV battery management system (BMS) architectures are used today?
A battery management system (BMS) ensures safe and efficient energy distribution for electric vehicles (EVs). This article discusses the four primary BMS architectures used in popular EVs, details BMS integration with charging infrastructure, and … [Read more...]
How uneven temperatures in battery packs affect performance?
Uneven temperatures within a battery pack can negatively affect its performance, longevity, and efficiency. Having all the cells at almost the same operating temperature is necessary for properly charging and discharging the battery pack in an … [Read more...]
New recycling method recovers 98% of lithium from EV batteries
Researchers at Chalmers University of Technology in Sweden have presented a new and efficient way to recycle metals from spent electric vehicle (EV) batteries. The method allows recovery of 100% of the aluminum and 98% of the lithium in EV … [Read more...]