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

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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.

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

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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.

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Better Place, Sheraton Waikiki and Hawaiian Electric Partner on EV Charge Network in Hawaii

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Better Place has started its initial deployment of EV infrastructure in Hawaii, with the launch of a project to incorporate its electric-vehicle infrastructure in Honolulu, in partnership with Kyo-ya Hotels & Resorts’ Sheraton Waikiki Resort and Hawaiian Electric Company. Kyo-ya will operate two of the electric vehicles.

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As states use less coal for electricity, driving electric vehicles becomes even cleaner

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Battery electric vehicles are only as clean as the energy source used to generate the electricity that powers them. In 2018, only two states used oil to generate more than 3% of the electricity: 68% in Hawaii and 12% in Alaska.) by Michael Sivak, Sivak Applied Research.

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Carbon emissions from generating electricity for electric vehicles vary greatly across the individual US states

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by Michael Sivak, Sivak Applied Research The overall advantage of battery electric over gasoline vehicles, in terms of well-to-wheels emissions of greenhouse gases, has been well documented. 4 Hawaii 137.1 However, the emissions of electric vehicles depend greatly on the energy source used to generate the electricity that powers them.

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Solar Impulse grounded until 2016 due to battery damage; team studying better thermal management

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Solar Impulse, the solar-powered electric aircraft attempting to fly around the world, will be grounded in Hawaii until early spring 2016 due to damage to the batteries which overheated in the record-breaking oceanic flight from Nagoya to Hawaii. Overall the airplane performed very well during the flight, the team said.

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As states continue to use less coal for electricity, driving electric vehicles becomes even cleaner

Green Car Congress

Battery electric vehicles are only as clean as the energy source used to generate the electricity that powers them. In 2020, only two states used oil to generate more than 3% of the electricity: 66% in Hawaii and 16% in Alaska.) by Michael Sivak, Sivak Applied Research.

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