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Study finds all-electric rideshare fleet could reduce carbon emissions, but increase traffic issues

Green Car Congress

Major ridesourcing companies Uber and Lyft have promised all-electric fleets by 2030 in an effort to reduce their carbon footprint. Previously, researchers calculated that rideshare companies’ carbon footprints could significantly decrease by fully electrifying their fleets.

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Endesa develops prototype charger enabling electric vehicle to return power to the grid; hoping for deployment by 2020

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Endesa, Spain’s largest utility, has developed a prototype V2G (Vehicle to Grid) charger that enables electric vehicles to return stored power to the grid. The company projects that the technology could be a reality in 2020, and would allow electric vehicle users to sell surplus energy.

Grid 231
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US and Japan collaborating on smart grid project in Hawaii; EV operation and charging, including grid-balancing services

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The project is supported by Japan’s New Energy and Industrial Technology Development Organization (NEDO), in cooperation with the State of Hawaii, Hawaiian Electric Company, Inc., and the other five participating companies will conduct a feasibility study expected to be completed by the middle of September 2011. Hitachi Ltd.

Grid 218
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False Starts: The Story of Vehicle-to-Grid Power

Cars That Think

In 2001, a team of engineers at a then-obscure R&D company called AC Propulsion quietly began a groundbreaking experiment. They wanted to see whether an electric vehicle could feed electricity back to the grid. The company’s president, Tom Gage , dubbed the system “vehicle to grid” or V2G.

Grid 131
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Researchers developing DC micro smart grid for charging EV fleets; Li-ion, redox flow batteries and renewables

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Up to 30 electric vehicles at a time can recharge in Fraunhofer IAO’s parking garage. This year will see the installation of a photovoltaic unit and a small wind power system at the Fraunhofer Institute Center Stuttgart IZS, where up to 30 electric vehicles at a time can recharge at AC charge spots in the Fraunhofer Campus parking garage.

Grid 244
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How to Build a Power Grid on the Moon

Cars That Think

The company is best known for its fleet of lunar landers, which includes Peregrine, whose first mission is scheduled for 2023, and Griffin, which is scheduled to transport NASA’s Volatiles Investigating Polar Exploration Rover ( VIPER ) to the lunar south pole in 2024. Here’s how we and our colleagues are designing it to work.

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PHEVLERs are the Zero CO2 Clean Green Machines of the Future

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Frank (email: afrank@efficientdrivetrains.com) Dr. Frank is Professor Emeritus, Mechanical and Aeronautical Engineering at the University of California, Davis, where he established the Institute for Transportation Studies (ITS-Davis), and was director of the US Department of Energy’s National Center of Hybrid Excellence at UC Davis.

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