Aharon Etengoff

Electric vehicle (EV) motor design continues to evolve as manufacturers target higher power density, greater efficiency, and seamless system integration. This article reviews optimization strategies for EV motors, focusing on material innovations, control algorithms, and thermal management. It also highlights emerging testing protocols and safety standards that ensure reliable operation and support integration across next-generation…

Reconfigurable battery packs dynamically adjust internal connections, voltage, current distribution, and power output.  Unlike conventional fixed packs, they isolate faulty cells, balance power loads, and respond to dynamic energy demands. These capabilities are increasingly important for electric vehicles (EVs), as well as renewable energy storage and smart grid infrastructure. This article explores the key functions…

Most of the automotive industry still relies on standard metrics such as cycle life and energy density to evaluate electric vehicle (EV) battery performance. While useful for benchmarking in controlled settings, these metrics often fail to reflect the complexity and variability of real-world operation. This article explores the limitations of conventional EV battery metrics, from…

This article examines the primary functions of reconfigurable EV battery packs, concentrating on technologies such as active switching, selective balancing, and dynamic load management.

Automotive manufacturers rely on thermal interface materials (TIMs) to prevent overheating in electric vehicle (EV) batteries. TIMs improve thermal regulation across traction packs by optimizing heat transfer between key components and supporting effective dissipation. This article discusses where and how TIMs are applied in EV battery packs to enable faster, safer charging, maximize range, and…

Samsung recently announced the development of a groundbreaking solid-state electric vehicle (EV) battery (Figure 1), promising a 600-mile range, 9-minute rapid charging, and a 20-year lifespan. In contrast, EVs with conventional lithium-ion (Li-ion) batteries typically offer a 250 to 350-mile range, 25 to 30-minute rapid charging, and an 8 to 15-year lifespan. Although many major…

First-generation solid-state batteries are poised to boost the driving range of electric vehicles (EVs) by 50% to 80%. Solid-state batteries could extend this range even further, with some automotive manufacturers ambitiously targeting 900 to 1,000 miles per charge. This article reviews how solid-state technology increases EV battery capacity and range, discussing lighter and more energy-dense…

Lithium-ion (Li-ion) battery traction packs power most electric vehicles (EVs) on the road today. These batteries enable electric motors to efficiently generate the high torque required for rapid acceleration and consistent speeds. Although Li-ion batteries offer high energy density and a relatively long lifespan, many automotive companies are actively researching and developing solid-state battery technology.…

Many automotive manufacturers classify new cars and trucks as software-defined vehicles (SDVs). As SDVs by design, electric vehicles (EVs) optimize vital systems and functions with sophisticated artificial intelligence (AI) and machine learning (ML) capabilities. This article discusses AI’s crucial role in EVs, from smart charging and advanced driver assistance systems (ADAS) to predictive maintenance and…

The electric vehicle (EV) battery supply chain is vast and complex, spanning mining and processing to assembly and end-of-life management. This article reviews the supply chain’s four primary stages: upstream, midstream, downstream, and recycling or repurposing. It also highlights major supply chain challenges and explores potential solutions to improve resiliency, efficiency, and sustainability. Defining the…