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Rechargeable membrane-less hydrogen bromine flow battery shows high power density

Green Car Congress

MIT researchers have engineered a new rechargeable, membrane-less hydrogen bromine laminar flow battery with high power density. The membrane-less design enables power densities of 0.795?W?cm 2 at room temperature and atmospheric pressure, with a round-trip voltage efficiency of 92% at 25% of peak power.

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Lux: future use of wide bandgap materials in power electronics will reduce EV cost

Green Car Congress

Using wide bandgap (WBG) materials such as silicon carbide (SiC) and gallium nitride (GaN)s for power electronics can improve efficiency and thereby reduce the high cost of battery packs, according to a new report from Lux Research. Among their findings: Power saving threshold lower for EVs. Click to enlarge.

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DOE announces $26.6M SBIR/STTR FY15 Phase 1 Release 2 awards; fuel cells, batteries, power electronics and efficient combustion engines

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Of these, 16 are vehicle-related, encompassing projects developing batteries, power electronics and improved combustion engine technology including on-board reformers, and two are specifically hydrogen fuel cell-related. High Loading Lithium-Ion Electrode Architecture for Low Cost Electric Vehicle Batteries Ballast Energy, Inc.

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How Long Until EV Fleets Take Over the Supply Chain?

Clean Fleet Report

When will the same happen for commercial fleets? UPS has ordered 10,000 electric vehicles and FedEx plans to make its entire pickup and delivery fleet battery-powered by 2040. Electric concepts like the E-Fuso from Daimler Trucks have helped advance commercial truck EV toward production. There’s also the issue of cost.

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JBT AeroTech, InnovaTek and EnerFuel to develop fuel cell range extender for airport ground support equipment

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JBT AeroTech, InnovaTek and EnerFuel are developing a fuel cell range extender for battery-powered airport ground support equipment. The project’s overall objective is to develop a fuel cell power system capable of converting bio-jet fuel to electricity for the on-board recharging of an electric vehicle’s battery.

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Sion Li-S battery pack powers electric UAV on 11-day flight

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Sion Power announced that its proprietary lithium sulfur (Li-S) batteries played a critical role in the Airbus Defence and Space Zephyr 7 prototype High Altitude Pseudo-Satellite (HAPS) aircraft completing a southern hemisphere winter weather flight of more than 11 days duration controlled by satellite communications. Earlier post.).

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Industry study finds lead-acid to remain most wide-spread automotive energy storage for foreseeable future; new chemistries continue to grow

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Overview of the three vehicle classes identified in the study, and their corresponding battery technologies. Their low cost and ability to start the engine at cold temperatures sets them apart in conventional and basic micro-hybrid vehicles, and as auxiliary batteries in all other automotive applications, according to the report.

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