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MIT team develops data-driven safety envelope for lithium-ion batteries for EVs

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Researchers at MIT, with a colleague from Tsinghua University, have developed a safety envelope for Li-ion batteries in electric vehicles by using a high accuracy finite element model of a pouch cell to produce more than 2,500 simulations and subsequently analyzing the data with Machine Learning (ML) algorithms. —Li et al.

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Stanford, CMU, MIT team reviews challenges to practical implementation of solid-state Li-ion batteries

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Solid-state lithium-ion batteries, with higher volumetric energy densities than currently available lithium-ion batteries, offer a number of conceptual advantages including improved packaging efficiency; improved safety; and long cycle life. Failure modes can range from the catastrophic to mere poor performance.

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Contour Energy Systems Licenses MIT Carbon Nanotube Technology for Li-ion Battery Electrodes

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Contour Energy Systems, Inc. has acquired a carbon nanotube technology that can significantly improve the power capability of lithium-ion batteries, through an exclusive technology licensing agreement with Massachusetts Institute of Technology (MIT). —MIT Professor Yang Shao-Horn. Earlier post.)

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Energy Renaissance secures government support to build 1GWh Li-ion battery plant in Darwin, Australia; partnership with 24M for semi-solid-state technology

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Australian startup Energy Renaissance, backed by engineering group UGL, says that it has secured support from the Northern Territory Government to build a 1GWh Li-ion battery factory in Darwin. Energy Renaissance says it has an exclusive partnership with 24M, a developer of semi-solid lithium-ion batteries.

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MIT-led team devises new approach to designing solid ion conductors; implications for high-energy solid-state batteries

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Researchers led by a team from MIT, with colleagues from Oak Ridge National Laboratory (ORNL), BMW Group, and Tokyo Institute of Technology have developed a fundamentally new approach to alter ion mobility and stability against oxidation of lithium ion conductors—a key component of rechargeable batteries—using lattice dynamics.

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MIT, Toyota team clarifies role of iodide in Li-air batteries

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Lithium-air (or lithium-oxygen) batteries potentially could offer three times the gravimetric energy of current Li-ion batteries (3500 Wh/kg at the cell level); as such, they are looked to a potential solution for long-range EVs. One of the main problems related to Li 2 O 2 precipitation is its insulating nature.

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MITEI study finds hydrogen-generated electricity is a cost-competitive candidate for backing up wind and solar

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A team at MITEI (MIT Energy Initiative) has found that hydrogen-generated electricity can be a cost-competitive option for backing up wind and solar. Applying the model, they found that the average LCOE associated with meeting this seasonal imbalance is $2400/MWh using a HFGT fueled with green hydrogen and $3000/MWh using a LI.

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