In the US, the current administration’s Bipartisan Infrastructure Law and the American Battery Materials Initiative are making a concerted effort to secure a reliable source of materials and manufacturing capability for state-of-the-art batteries … [Read more...]
What role does high-precision measurement play in optimizing EV batteries?
Performance and safety are critical factors in electric vehicle (EV) battery manufacturing. The two are linked because a battery that fails to deliver the required level of performance is a liability and can create safety issues for the field user. … [Read more...]
Beyond Lithium-ion: How solid-state batteries could revolutionize EVs
Lithium-ion batteries (LIBs) have been a reliable and scalable choice for electric vehicles, offering efficient energy storage. However, they face challenges that emerging solid-state batteries (SSBs) may solve. Although still in development, SSBs … [Read more...]
More innovations from The Battery Show 2024
The Battery Show 2024 is one for the books! North America’s largest advanced battery event successfully took over Huntington Place in downtown Detroit last week, featuring a host of educational sessions and the latest market insights … [Read more...]
The Battery Show 2024 brings innovation to Detroit
That’s a wrap! The Battery Show, now in its 14th year, completed its first one at Huntington Place in downtown Detroit this week. By all accounts, the move was a wise decision that led to a successful event. “Moving The Battery Show into … [Read more...]
What are solid-state batteries, and how do they differ from current EV batteries?
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 … [Read more...]
How can quantum sensors and batteries improve EV operation?
In the near term, quantum sensors are being developed that can more accurately measure electric vehicle (EV) battery capacity, assess battery safety, and reduce vehicle weight. In the longer term, quantum batteries have been proposed that could … [Read more...]
How behind-the-meter batteries support EV charging and grid stability
Global commercial EV sales are expected to roughly double this year over 2023, while passenger EV sales could increase by 21%. In the US, BloombergNEF anticipates that passenger EV sales could account for 13% of new-car purchases and reach just under … [Read more...]
What techniques are available for mitigating thermal runaway in batteries?
Thermal runaway happens when a lithium-ion (Li-ion) cell, or a small region within a cell, reaches a critical temperature where the materials start to undergo decomposition reactions. These reactions generate significant additional heat. The … [Read more...]
How can reinforcement learning be used for real-time battery power control in EVs?
Real-time control of battery power is a dynamic process where input variables -- such as battery health, state of health (SOC), and other specifications -- vary continuously. This article explains how the reinforcement learning (RL) algorithm can be … [Read more...]
What is the EV battery supply chain?
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 … [Read more...]
How liquefied gas electrolytes can address the Achilles’ heel of Li-ion batteries
In 2023, 13.7 million passenger electric vehicles (EVs) were sold worldwide. While sales are projected to reach 16.7 million in 2024, a slowdown in annual growth is on the horizon. Driving this trend are consumer concerns over the high cost, safety, … [Read more...]
Understanding battery overheating in EVs
The battery pack in an electric vehicle (EV) can produce a lot of heat, especially during rapid charging. Ideally, batteries should be operated at temperatures below 35° C. When consistently operated at higher temperatures, degradation of the … [Read more...]
What software tools are available for EV battery modeling at the system level?
Several possible definitions of “system” exist for electric vehicle (EV) battery modeling. They range from the battery’s interactions with the complete EV drivetrain to thermal modeling of the battery pack, battery cell development and integration … [Read more...]
How do EV battery cell charge and discharge rates compare?
The charge and discharge rates of electric vehicle (EV) battery cells affect the vehicle's range and performance. Measured in C-rates, these crucial variables quantify how quickly batteries charge or discharge relative to their maximum … [Read more...]
What does the “Internet-of-Batteries” mean, and what are the advantages for EVs?
The Internet-of-Batteries (IoB) is a network system consisting of batteries, the Internet of Things (IoT), and cloud servers. IoB connects batteries to a network and incorporates intelligent algorithms. This technology has the potential to modernize … [Read more...]