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Cornell study examines trade-off between critical metals requirement and transportation decarbonization

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Higher EV penetration reduces GHG emissions from fuel use regardless of the transportation energy transition, while those from fuel production are more sensitive to energy-sector decarbonization and could reach nearly “net zero” by 2040. Zhang et al. Monotonic growth in global demand for critical metals to 2050 is the most prevalent trend.

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UK report sees step-change improvements in performance of EV batteries as “highly unlikely” through 2020

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silicon) are estimated to be available in a series vehicle around 2020. These developments could take the energy density of lithium-ion cells close to 300 Wh/kg. The report also explores the trajectory of battery technology beyond 2030 through the study of lithium-air batteries, currently the most promising post lithium-ion battery.

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DOE awards $54M to 13 projects for transformational manufacturing technologies and materials; top two awards go to carbon fiber materials and electrodes for next-gen batteries

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The top two awards, one of $9 million to a project led by Dow Chemical, and one of $8.999 million to a project led by PolyPlus, will fund projects tackling, respectively, the manufacturing of low-cost carbon fibers and the manufacturing of electrodes for ultra-high-energy-density lithium-sulfur, lithium-seawater and lithium-air batteries.

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Systematic review of EV battery pack costs suggests economies of scale may push cost toward US$200/kWh without further cell chemistry improvements

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Results showed that costs in 2014 were probably already below average projected costs for the 2020 time frame. They reviewed cost estimates only for high-capacity (BEV) battery packs, excluding high power packs for hybrid, as these are typically 30–50% more costly—and not used in BEV applications, they noted.

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