Remove Batteries Remove Charging Remove Electrical Storage Remove Solar
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ORNL demos 20 kW bi-directional wireless charging on UPS PHEV truck; 11" air gap, >92% efficiency

Green Car Congress

Researchers at the Department of Energy’s Oak Ridge National Laboratory (ORNL) in late February demonstrated a 20-kilowatt bi-directional wireless charging system installed on a UPS medium-duty, plug-in hybrid electric delivery truck. ORNL’s bidirectional technology is fully compliant with grid power quality standards.

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Nissan and 4R Energy develop new EV charging system combining solar and Li-ion batteries

Green Car Congress

and 4R Energy Corporation, a joint venture established by Nissan and Sumitomo Corporation in September 2010 to explore second-life applications for automotive battery packs ( earlier post ), have developed a charging system for electric vehicles that combines a solar power generation system with high-capacity lithium-ion batteries.

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Solar and Battery Companies Rattle Utility Powerhouses

Cars That Think

It's being marketed as the " Tesla Energy Plan ," and is available to any individual household in this region of 24 million people that has a solar panel system, a grid connection—and a Tesla powerwall, the Palo Alto firm's gigafactory-made 13.5 kWh battery wall unit. For bigger national grids it gets more complicated.

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ICL model predicts lithium-ion batteries most competitive for storage applications by 2030

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levelized cost)—as opposed to the investment cost—of 9 electricity storage technologies for 12 different applications between 2015 and 2050. The model predicts lithium-ion batteries to be the cheapest technology in the coming decades. An open-access paper on their work is published in the journal Joule.

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BMW i home energy storage system integrates 2nd-life i3 vehicle batteries

Green Car Congress

BMW i announced a home stationary energy storage system solution integrating its BMW i3 vehicle battery at EVS 29 in Montréal. The system utilizes BMW i3 high-voltage batteries and can be expanded to incorporate second-life batteries as they become available in the market.

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BMW i ChargeForward Program to demo contribution of intelligent EV charging to grid efficiency

Green Car Congress

Working with a select group of BMW i3 drivers, BMW i ChargeForward will demonstrate how intelligent management of electric vehicle charging can contribute to improved electric power grid efficiency while reducing total cost of electric vehicle ownership.

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Harvard team demonstrates new metal-free organic–inorganic aqueous flow battery; potential breakthrough for low-cost grid-scale storage

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Discharge mode is shown; the arrows are reversed for electrolytic/charge mode. The new flow battery developed by the Harvard team already performs as well as vanadium flow batteries, with chemicals that are significantly less expensive and with no precious-metal electrocatalyst. AQDSH 2 refers to the reduced form of AQDS.

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