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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. Lead author Aniruddh Mohan and colleagues wanted to develop a method that evaluated the life-cycle costs and benefits for two battery-powered ridesource fleets and a gasoline-powered one.

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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. For the utilities, it promised an economical way of meeting rising demand for electricity. AC Propulsion’s experiment was timely.

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ORNL study finds best current use of natural gas for cars is efficient production of electricity for EVs

Green Car Congress

However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. If CNG were to be eventually used in hybrids, the advantage of the electric generation/EV option shrinks. Their open access paper is published in the journal Energy.

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ABB partners with Vigor selects ABB as propulsion and energy storage partner for hybrid-electric ferries

Green Car Congress

American shipbuilding company Vigor Fab LLC has selected ABB as the hybrid-electric propulsion and energy storage system provider for the newest additions to the Washington State Ferry fleet—the largest US ferry system. The first hybrid-electric Olympic Class ferry will join Washington State Ferries’ fleet in 2024. Image: Vigor.

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ABB to provide power and propulsion solution for 10 all-electric ferries

Green Car Congress

ABB has secured a contract with Spanish shipbuilder Astilleros Gondán to supply the all-electric power solution for fast 40-meter urban passenger ferries transporting up to 540 passengers each across Lisbon’s Tagus river. The new ferries will be powered by battery packs with a total capacity of 1,860 kWh each.

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Highview Power and Encore Renewable Energy to co-develop the first long-duration, liquid-air energy storage system in US

Green Car Congress

With Highview Power’s liquid air energy storage solution, excess or off-peak electricity is used to clean and compress air which is then stored in liquid form in insulated tanks at temperatures approaching -320 ?F

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A123 Systems to supply 1MW Li-ion grid storage system to Maui Electric Company; 2MW system for NSTAR demonstration

Green Car Congress

Li-ion battery maker A123 Systems will supply a Grid Battery System (GBS) to Maui Electric Company (MECO), a utility serving residents and businesses on the islands of Maui, Lanai and Molokai in Hawaii. The system, NSTAR’s first battery energy storage project, is proposed for installation at a substation in Medway, Mass.

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