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Profiteering Hampers U.S. Grid Expansion

Cars That Think

The deficit is driving up electricity prices, reducing grid reliability, and hobbling renewable energy deployment. grids demands public scrutiny and accountability. National Transmission Needs Study,” U.S. The United States is not building enough transmission lines to connect regional power networks.

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Sandia, national lab partners studying vulnerabilities of electric vehicle charging infrastructure

Green Car Congress

Jay Johnson, an electrical engineer at Sandia National Laboratories, has been studying the varied vulnerabilities of electric vehicle charging infrastructure for the past four years. We have been studying potential impacts to the power grid. They looked at conventional AC chargers, DC fast chargers and extreme fast chargers.

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

Cars That Think

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. And EV owners would become entrepreneurs, selling electricity back to the grid. And indeed, that’s how promoters of vehicle-to-grid technology perceive the EV.

Grid 134
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Volkswagen introduces near-series design study of the MEB-based flexible quick charging station at Geneva

Green Car Congress

The Volkswagen Group Components brand will be showcasing the near-series design study of its flexible quick charging station at the Geneva Motor Show. Connected to the grid or even off-grid, the station can charge up to four electric cars simultaneously, based on the principle of a ‘power bank’, two with DC quick charging.

Design 191
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Honda to unveil wireless V2G system at CES; leveraging WiTricity DRIVE 11 system

Green Car Congress

At CES 2019 in January, Honda will debut its Wireless Vehicle-to-Grid (V2G) system, co-developed with WiTricity—a bi-directional energy management system that has the potential to reduce CO 2 and create new value for customers. Block diagram for a bi-directional WPT system. Tachikawa et al. Tachikawa, K., and Atasoy, O.

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The EV Transition Explained: Can the Grid Cope?

Cars That Think

There have been vigorous debates pro and con in the United States and elsewhere over whether electric grids can support EVs at scale. A 2020 electrification impact study found that without improvements, more than 95 percent of residential transformers would be overloaded if Palo Alto hits its EV and electrical appliance targets by 2030.

Grid 116
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PG&E, Calif. Energy Commission launch 4MW sodium-sulfur grid storage pilot in San Jose

Green Car Congress

Pacific Gas and Electric Company (PG&E) and the California Energy Commission today unveiled a utility-scale sodium-sulfur battery energy storage system ( earlier post ) pilot project to better balance power needs of the electric grid. The system has a 4 megawatt capacity, and can store more than six hours of energy.

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