10 stories tagged battery-tech on EV Digest.
Battery material startup Sila Nanotechnologies has successfully raised $300 million to scale up its manufacturing of silicon anode materials. These advanced anodes promise to increase electric vehicle range by up to 20%, with initial applications set for Mercedes-Benz and Panasonic battery cells.
Researchers from Southwest Research Institute (SwRI) and Southern Methodist University (SMU) are collaborating on a new solid-state battery design. Their focus is on developing nanoscale films for the interface between the lithium metal anode and the solid electrolyte, a critical step towards improving the performance and safety of next-generation EV batteries. This research could pave the way for more efficient and durable solid-state batteries in electric vehicles.
Chinese battery giant CATL has announced a new battery designed for commercial electric vehicles, boasting ultra-fast charging capabilities. This new pack can recharge enough to support 200 km (124 miles) of range in just seven minutes. Significantly, a sodium-ion variant is also available, maintaining nearly full performance even in frigid -40 degree Celsius/Fahrenheit conditions.
Scientists at MIT have made a significant breakthrough in solid-state battery technology, addressing a critical flaw that has hindered their widespread adoption. Their new research offers a solution to prevent the formation of metallic dendrites, which can cause short circuits and compromise battery lifespan and safety.
Vishay Intertechnology has launched the VOLA617A, an automotive-grade phototransistor optocoupler designed to provide crucial galvanic signal isolation in electric vehicles. This component can isolate DC voltages up to 1,000 V, making it ideal for high-voltage 800 V battery architectures increasingly found in modern EVs. This advancement helps ensure safe and reliable operation for these powerful systems.
Fast charging introduces significant challenges for lithium-ion battery longevity and safety, particularly the risk of lithium plating. This phenomenon occurs when lithium ions deposit as metallic lithium on the anode surface, rather than intercalating properly, leading to reduced battery life and potential safety hazards. New research explores advanced analytical techniques to detect and manage this critical issue, ensuring more robust and safer EV power sources.
Shell has unveiled its innovative Triple10 concept, a design study for small electric vehicles focused on dramatically improved efficiency and charging speeds. This concept showcases a groundbreaking fluid-immersed battery technology developed with RML, which could enable a 10-minute rapid charge time in future EVs.
The EV industry is witnessing rapid innovation in battery technology, focusing on increasing energy density, lifespan, and charging speeds while reducing costs. Simultaneously, global manufacturing capacity is expanding to meet rising demand, indicating a pivotal period for electric vehicle adoption.
Researchers in China have developed a novel solid-state battery electrolyte that demonstrates significant durability advancements. This new system maintained over 84% of its capacity after 350 charge cycles, addressing a key challenge for solid-state battery commercialization.
General Motors is making significant strides in EV battery technology with its focus on silicon anodes, presenting a potential game-changer that could arrive sooner than solid-state alternatives. This development suggests a near-term leap in performance and efficiency without waiting for next-gen battery tech.
