This third part of the multi-part article discusses magnetic pulse welding, micro-TIG, and clinching for electric vehicle (EV) battery productions. While the first two mechanisms use high temperatures to make joints, the clinching mechanism is based … [Read more...]
Part II: What joining methods optimize EV battery production efficiency?
Resistance spot welding and wire bonding are popular choices for creating joints during EV battery production. However, every joining technology comes with a trade-off, giving packaging engineers room to select the appropriate one for their battery … [Read more...]
Part I: What joining methods optimize EV battery production efficiency?
Joints are important electrical and mechanical connections in producing electric vehicle (EV) batteries. They link individual battery cells to make a full battery pack. However, the process of making joints has evolved over the years due to various … [Read more...]
What are the key components and considerations involved in power management for EVs?
Electric vehicles (EVs) have several components that deal exclusively with power management. The components include: A battery pack A battery management system (BMS) Power electronics Electric motors A regenerative braking system … [Read more...]
How battery and charging innovations are driving electrification
The urgency of mitigating climate change and reducing greenhouse gas emissions has prompted businesses to adopt more sustainable transportation solutions, particularly electric vehicles (EVs). (Image: University of California, … [Read more...]
Research shows improvements for fast-charging of Li-ion batteries
Researchers at Chung-Ang University used high-concentration electrolytes to improve safety and prevent cell swelling caused by lithium plating. To achieve a greater adaption of electric vehicles, the automotive industry needs fast-charging … [Read more...]
High-side power switches comply with AEC-Q100 to protect 12 V circuits
Diodes Incorporated has introduced its first automotive-compliant, dual-channel, high-side power switches—the ZXMS82090S14PQ, ZXMS82120S14PQ, and ZXMS82180S14PQ—as an expansion of its IntelliFET self-protected MOSFET portfolio. These intelligent … [Read more...]
What are e-bikes?
Vehicles and public transit have become the primary modes of transportation for many daily commuters. However, bicycles have remained an option for some due to cost or lifestyle — and this choice is increasing. One reason is that there are more … [Read more...]
Config software for data loggers now includes J1939-protocol support
An updated version of the CSMuniconf configuration software for the data loggers UniCAN 3 ETH, UniCAN 3, UniCAN 2 Professional, and UniCAN 2 is now available for download. Electromobility continues to gain momentum. Various energy … [Read more...]
Smallest automotive capacitors fit closer to active components
Murata has extended their lead in the manufacture of multi-layer ceramic capacitors for automotive applications with the release of their LLC series. The components feature a reversed termination for low ESL and are in a world-first 0.18mm profile … [Read more...]
AC-DC power modules for EV charger installations deliver 20 W to 150 W
Daburn Electronics introduces its PFEV Series of AC-DC power modules for electric vehicle (EV) charger installations. The series comes in versions delivering 20 to 150 watts of power — the most comprehensive choice of wattages available — and meets … [Read more...]
GaN device powers solar-powered race car
Power Integrations is providing advanced PowiGaN gallium-nitride (GaN) technology, expert design support, and financial sponsorship for Team aCentauri in the 3,000 km Bridgestone World Solar Challenge later this month. Power Integrations’ Mr. Green … [Read more...]
What comprises an EV powertrain?
An electric vehicle (EV) powertrain includes a battery pack, a motor-drive controller with power electronics, a traction motor, and more. But that description only applies to battery electric vehicles (BEVs). For mild and strong hybrid vehicles … [Read more...]
What is battery cell formation and testing?
Battery cell formation and testing follow cell assembly and are critical, helping ensure high-performance and cost-effective electric vehicle (EV) battery packs. Formation activates the materials, enabling the cell to act as a rechargeable … [Read more...]
Solid-state EV batteries — are we there yet?
The short answer is ‘no.’ We might be getting closer, but there’s still no guarantee that we’ll get there soon. Some automakers are looking at 2024 for the introduction of solid-state batteries in EVs, but others don’t see that happening until 2030. … [Read more...]