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Volvo Buses in project researching use of second-life electric bus batteries to store solar energy

Green Car Congress

Volvo Buses is participating in a research project in which used electric bus batteries are used as solar energy storage units. Batteries from electric bus route 55 in Gothenburg, Sweden are being used for solar energy storage in a second-life application.

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sonnen accelerates US market efforts with solar-plus-storage technology package

Green Car Congress

sonnen, the European market leader for smart energy storage systems, announced a partnership with SolarWorld, the largest crystalline-silicon solar manufacturer in the US and PetersenDean, the nation’s largest residential roofing company with more than a million roofs under its belt. Guaranteed lifetime is 10,000 cycles or 10 years.

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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 For bigger national grids it gets more complicated. kWh battery wall unit.

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ORNL demos 20 kW bi-directional wireless charging on UPS PHEV truck; 11" air gap, >92% efficiency

Green Car Congress

The system transferred electricity from the power grid to the vehicle battery terminals at more than 92% efficiency. Doing so would give energy flexibility to a fleet owner’s business, and help better manage on-site generation such as solar power. UPS appreciates the Department of Energy’s support on this effort.

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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

Green Car Congress

The technology could fundamentally transform the way electricity is stored on the grid, making power from renewable energy sources such as wind and sun far more economical and reliable. Solid-electrode batteries maintain discharge at peak power for far too short a time to fully regulate wind or solar power output.

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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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