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Hawaii study finds vehicle-to-grid discharge detrimental to EV batteries

Green Car Congress

Results of a study by a team at the Hawaii Natural Energy Institute, SOEST, University of Hawaii at Manoa, suggest that the additional cycling to discharge vehicle batteries to the power grid in a vehicle-to-grid (V2G) scenario, even at constant power, is detrimental to EV battery cell performance. —Dubarry et al.

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Tesla Megapacks arrive in Hawaii with the state’s last coal shipment

Electrek

Tesla Megapacks arrive in Hawaii with the state’s last coal shipment as it shifts its grid to renewables supported by energy storage enabled by batteries like the Megapacks. The post Tesla Megapacks arrive in Hawaii with the state’s last coal shipment appeared first on Electrek.

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A123 Systems to supply 11MW Grid Battery System to Sempra Generation for the Auwahi Wind project in Hawaii

Green Car Congress

A123 Systems will supply an 11MW Grid Battery System (GBS) to Sempra Generation for the Auwahi Wind project in Maui, Hawaii. The advanced energy storage solution is designed to smooth variable wind power generation, which is expected to help maintain the stability to Maui’s electric grid.

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Tesla highlights the Megapack site replacing Hawaii’s last coal plant

Teslarati

Tesla has highlighted a Megapack project that went live in Hawaii earlier this year, which is effectively replacing the state’s last coal plant. The post Tesla highlights the Megapack site replacing Hawaii’s last coal plant appeared first on TESLARATI. You can watch the full video below.

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US Hybrid awarded contract to deliver plug-in fuel cell shuttle bus to Hawaii County Mass Transit Agency

Green Car Congress

California-based US Hybrid Corporation has been awarded a contract by the Hawaii Center for Advanced Transportation Technologies (HCATT) for the design, integration and delivery of its H 2 Ride Fuel Cell Plug-In Shuttle Bus for operation by the County of Hawaii Mass Transit Agency’s (MTA) HELE-ON Big Island bus service. Earlier post.).

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

Green Car Congress

have been selected as contractors for a joint US-Japan collaboration supporting a Smart Grid project on the Hawaiian island of Maui. 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., Hitachi, Ltd.,

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One Atmospheric Nuclear Explosion Could Take Out the Power Grid

Cars That Think

Military and non-proliferation experts are worried about the growing temptation by nuclear-armed countries to engage in a first-strike EMP attack using nuclear weapons that, while avoiding direct casualties, could prove devastating to electric grids and electronic devices from smartwatches to supercomputers. See the illustration, below.).