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Reused Automobile Batteries Rev Up Electrical Grid

When getting older car batteries lack the juice to energy your automobile anymore, they could nonetheless maintain power. But it’s robust to seek out new makes use of for lithium-ion batteries with totally different makers, ages, and sizes. An answer is urgently wanted as a result of battery recycling choices are scarce.

Researchers at Oak Ridge Nationwide Laboratory have developed a new technology enabling battery reuse: a kind of energy electronics gear that may handle quite a lot of EV batteries as an power storage system for an electrical utility. The combo of batteries may be managed to launch a predetermined quantity of electrical energy to the grid. “We’ve every battery pack discharging at a distinct price, whereas guaranteeing that the goal power output stays the identical,” mentioned ORNL’s Michael Starke.

When electrical energy demand spikes, utilities can use this stored energy as a substitute of burning fossil fuels at “peaking” crops. The strategy can cut back air pollution, extend the usefulness of EV batteries and make electrical energy service extra dependable, at virtually no price.

Full report right here: An Intelligent Power Electronic System for Secondary Use Batteries: Authors, Michael Starke, Steven Campbell, Benjamin Dean and Madhu Chinthavali, Energy Electronics Programs Integration Group, Oak Ridge Nationwide Laboratory, Oak Ridge, Tennessee

“This paper presents a plug-and-play energy digital system for integration of a number of power storage system applied sciences. The system makes use of a communication and management structure with particular person developed modules to assist scaling to bigger programs for the electrical grid. An optimization framework can be offered to reveal the performance of the system. This method is proven to work in {hardware} with a constructed testbed to reveal totally different use circumstances and programs. Outcomes are offered for a full effectivity cycle check.”

Courtesy of Oak Ridge National Laboratory


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