article thumbnail

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.

Hawaii 210
article thumbnail

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.

Hawaii 145
article thumbnail

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.

Hawaii 265
article thumbnail

EIA: US large-scale battery storage power capacity increased 35% in 2020

Green Car Congress

The United States continued a trend of significant growth in large-scale battery capacity, with US battery power capacity reaching 1,650 megawatts (MW) by the end of 2020. At the end of 2019, 163 large-scale battery storage systems were operating in the United States, a 28% increase from 2018.

2020 243
article thumbnail

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.

Hawaii 281
article thumbnail

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.,

Grid 218
article thumbnail

Sumitomo Electric demoing ESS for power grid in California; US’ largest redox flow battery system

Green Car Congress

and New Energy and Industrial Technology Development Organization (NEDO), in cooperation with the State of California and public utility company San Diego Gas & Electric (SDG&E), started the demonstration of the United States’ largest redox flow battery system in California. Sumitomo Electric Industries, Ltd. Background.