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Stanford study finds charging Li-ion cells at different rates boosts the lifetimes of EV battery packs

Green Car Congress

Stanford University researchers have devised a new way to make lithium-ion battery packs last longer and suffer less deterioration from fast charging. Part of the impetus for the new research traces back to a 2020 announcement by Tesla, the electric car company, of work on a “million-mile battery.” —Simona Onori. Resources.

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How Long Do Electric Car Batteries Last?

Blink Charging

Electric cars are on the rise. The number of electric car sales nearly doubled from last year until now. About 10% of people buying a new car chose an electric one. When we think about electric cars, the image of Elon Musk shooting a Tesla into space with a Depeche Mode-like dummy promptly comes to our minds. Miles Ahead.

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Electrochemical energy storage startup SPARKZ licenses ORNL cobalt-free battery tech

Green Car Congress

has exclusively licensed five battery technologies from the Department of Energy’s Oak Ridge National Laboratory (ORNL) designed to eliminate the use of cobalt metal in lithium-ion batteries. The advancement is aimed at accelerating the production of electric vehicles and energy storage solutions for the power grid.

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Vattenfall contracts with BMW for up to 1,000 new 33 kWh Li-ion batteries this year for storage projects in wind farms

Green Car Congress

Vattenfall and the BMW Group have signed a contract for the delivery of up to 1,000 lithium-ion batteries this year. The batteries—each with a capacity of 33 kWh—are equipped with a BMW-owned battery management system and are also used by the car manufacturer in the BMW i3.

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Electric Vehicle Charging Principle

Setec Powerr

Slow charging (conventional charging, car charging) is suitable for car chargers and home wall-mounted charging piles. The current and power are relatively small, and the general charging time takes 6-8 hours. For battery replacement, the car battery is charged by replacing the power battery.

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Can Flow Batteries Finally Beat Lithium?

Cars That Think

She stops at a charging station, taps her credit card at the pump, inserts a nozzle into the car, and in 5 minutes exchanges 400 liters of spent nanofluid for fresher stuff. The cell of a flow battery uses two chemical solutions containing ions, one acting as the anolyte (adjacent to the anode), the other as the catholyte (near the cathode).

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New PNNL zinc-polyiodide redox flow battery offers 2x energy density of next-best system; potential for mobile applications

Green Car Congress

Researchers at Pacific Northwest National Laboratory (PNNL) have developed a new zinc-polyiodide redox flow battery offering more than two times the energy density of the next-best flow battery used to store renewable energy and support the power grid. Source: Li et al. Click to enlarge. Flow batteries. Earlier post.).

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