Today on EV Engineering
LG Energy Solution opens 2026 battery research competition
LG Energy Solution has opened applications for its Battery Innovation Contest (BIC) 2026, inviting universities and research institutions worldwide to submit proposals for advanced battery technologies with potential commercial applications. The program aims to connect academic researchers with industry research and development needs, including technologies relevant to electric vehicle (EV) batteries. Applications are open from…
BorgWarner selected to supply high-voltage traction inverters for EVs
BorgWarner has secured a new contract to supply its next-generation high-voltage traction inverter technology for future battery-electric vehicle (EV) programs from a global automaker. The agreement builds on an existing customer relationship and expands BorgWarner’s role in the manufacturer’s electric powertrain development. The new inverter platform incorporates updated power modules, a simplified architecture, and a…
New thermal gap filler delivers 12.0 W/m-K conductivity for automotive electronics
Parker Chomerics has introduced THERM-A-GAP PAD 120LOE, a thermal gap filler pad offering 12.0 watts per meter-kelvin (W/m-K) thermal conductivity with low silicone oil bleed and migration. The material is designed for long-term thermal management in high-performance electronics, including automotive modules and other applications. The low-oil-bleed formulation is intended to minimize silicone oil migration, which…
Real-time battery diagnostics reduce lithium-ion cell formation time by up to 60%
Researchers at Cornell University, working with battery manufacturer Charge CCCV (C4V), have developed a real-time diagnostic approach that reduced lithium-ion battery cell formation time by up to approximately 60% while maintaining comparable cell performance in testing. Battery formation involves the initial charge and discharge cycles that establish protective interfaces within a cell. These layers play…
High-voltage contactors designed for EV batteries and dc fast charging
TDK Corporation has introduced the HVC28 and HVC29 series of gas-filled, high-voltage direct current (dc) contactors for electric vehicles (EVs), dc fast-charging infrastructure, and other high-power applications. Both series are available with continuous current ratings of 300, 400, 500, and 600 amperes (A), with an optional mechanical auxiliary contact for switching-state monitoring. The HVC28 is…
FAQs See More >
How do 800-V EVs charge on 400-V dc fast chargers?A 400-V-class dc fast charger cannot directly charge an 800-V electric vehicle (EV) battery when its maximum output falls below…
How hydrogen fits into electric vehicle powertrainsHydrogen is increasingly appearing in heavy-duty vehicle electrification, particularly in applications where battery capacity and charging infrastructure present challenges. Although…
How do current-sensing errors propagate through EV motor control systems?Torque decisions in an electric vehicle (EV) traction drive often start from two or three-phase current readings, which leaves little…
EV Talk: Designing EV components with end of life in mindMaterial selection plays an important role in the performance of electric vehicle (EV) components, but engineers are increasingly being asked…
Mitigating high-frequency vibration in structural battery packsModern electric vehicle (EV) battery engineering revolves around removing layers of structure so more active cell material fits into the…
What causes bearing currents in EV motors and how engineers prevent themAn electric vehicle (EV) traction inverter can drive unwanted current through the motor bearings. Its switching creates voltage on the…
Probing considerations for double pulse testing SiC devices and modulesEditor’s note: Silicon carbide (SiC) power devices are widely used in electric vehicle (EV) traction inverters and other high-voltage power…
Five trends shaping conductive additives in batteriesConductive additives make up a small portion of a battery electrode, yet they play a significant role in cell performance.…
How do two-level and three-level inverter topologies compare in EVs?Whenever an electric vehicle (EV) battery bus exceeds 400 V, it poses powertrain design challenges for engineers. One of the…
How does fault-tolerant control keep an EV operating after a sensor failure?The rotor in an electric vehicle (EV) traction motor delivers torque through the motor shaft to the drivetrain. A rotor-position…
How motor selection shapes system performanceElectric motor selection often starts with datasheet ratings like peak power, torque, and speed range. These values are required for…
Why e-axle fluids have become an EV engineering problemElectric vehicle (EV) drive units keep getting smaller and more integrated, and that’s changed what the fluid inside them has…
Batteries See More >
New failure criteria predict EV battery short-circuit risk after mechanical impactResearchers at Temple University have developed a method for predicting the probability of internal short circuits in lithium-ion batteries following…
LG Energy Solution opens 2026 battery research competitionLG Energy Solution has opened applications for its Battery Innovation Contest (BIC) 2026, inviting universities and research institutions worldwide to…
New thermal gap filler delivers 12.0 W/m-K conductivity for automotive electronicsParker Chomerics has introduced THERM-A-GAP PAD 120LOE, a thermal gap filler pad offering 12.0 watts per meter-kelvin (W/m-K) thermal conductivity…
Real-time battery diagnostics reduce lithium-ion cell formation time by up to 60%Researchers at Cornell University, working with battery manufacturer Charge CCCV (C4V), have developed a real-time diagnostic approach that reduced lithium-ion…
New passive cooling technology aims to improve EV battery safetyTotalEnergies Lubrifiants has developed the Coolant Keep Plate (CKP), a passive technology designed to improve thermal-runaway protection in immersion-cooled lithium-ion…
How binders and coatings hold EV battery cells in placeInside a lithium-ion battery cell, electrode binders hold active materials together, while separator coatings maintain alignment between layers during manufacturing.…
New high-voltage BMS reference design supports advanced EV battery modelingInfineon Technologies has introduced a high-voltage battery management system (BMS) reference design that enables advanced battery models to run directly…
ITRI and eJoule advance high-nickel cathodes for EV batteriesThe Industrial Technology Research Institute (ITRI) and eJoule Inc. are collaborating to develop longer-life nickel-manganese-cobalt (NCM) lithium-ion batteries for electric…
The Battery Awards 2026 recognize advances in EV and battery technologyThe Battery Show and Electric & Hybrid Vehicle Technology Expo North America have announced the winners of The Battery Awards…
Engineered disorder improves lithium-rich cathode performanceResearchers at Hanbat National University in South Korea have demonstrated that intentionally introducing disorder into lithium-rich cathode materials can improve…
Delta-Q adds Panasonic Energy to battery-charger compatibility programDelta-Q Technologies has added Panasonic Energy Sales Company of America (PECSA) to its Charged by Delta-Q battery compatibility program, expanding…
New sodium-ion cell architecture eliminates conventional anode materialMana Battery is developing an anode-free sodium-ion battery cell using a proprietary liquid electrolyte designed to improve energy density, stability…
Componentry See More >
BorgWarner selected to supply high-voltage traction inverters for EVs
BorgWarner has secured a new contract to supply its next-generation high-voltage traction inverter technology for future battery-electric vehicle (EV) programs from a global automaker. The agreement builds on an existing customer relationship and expands BorgWarner’s role in the manufacturer’s electric powertrain development. The new inverter platform incorporates updated power modules, a simplified architecture, and a…
Technology News See More >
New failure criteria predict EV battery short-circuit risk after mechanical impact
Researchers at Temple University have developed a method for predicting the probability of internal short circuits in lithium-ion batteries following mechanical damage. The approach, known as the SAHRAEI failure criteria, could help engineers improve electric vehicle (EV) battery crashworthiness while reducing the weight of protective battery pack structures. The research was led by Elham Sahraei,…
