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Capstone Receives order for 34 microturbines for Denver RTD electric bus fleet

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The buses are expected to be delivered to Denver Regional Transportation District (RTD) later this year. The new Denver RTD buses will operate on the 16 th Street Mall in downtown Denver. The batteries are recharged by the Capstone 30kW microturbine, running on diesel or biodiesel.

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TRUE US database shows emissions characteristics of US fleet

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To complement its work on real-world emissions in Europe, TRUE has compiled remote sensing data from the states of Colorado and Virginia and the University of Denver to investigate the emissions of US light-duty vehicles. By 2018, the percentage of the fleet responsible for 50% of total NO emissions had decreased to 11%.

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Hertz adds 2016 Hyundai Sonata Hybrid to rental fleet

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The Hertz Corporation, which includes the Hertz, Dollar and Thrifty brands, has expanded of its Green Traveler Collection car rental fleet to include the 2016 Hyundai Sonata Hybrid ( earlier post ) in select cities across the US. Hertz believes it has one of the most fuel-efficient rental fleets in the industry.

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Nestlé Waters North America adds 155 new medium-duty propane autogas trucks to delivery fleet

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The new medium-duty delivery trucks, added to the company’s existing autogas fleet of 30 Ford trucks of the same model, will also help the company save on maintenance and fuel costs. Propane autogas, a domestically produced fuel, costs the company an average of $1 per gallon, versus their $2 per gallon cost of diesel.

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In-use measurements of NOx and particulates trends for heavy-duty vehicles in California

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A team at the University of Denver has measured the emissions from two in-use California heavy-duty truck fleets—at the Port of Los Angeles and the Cottonwood weigh station in Northern California—using the On-Road Heavy-Duty Measurement System in 2013, 2015 and 2017. years old) since 2013, with little fleet turnover.

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Clean Energy signs deals for more than 20M gallons of renewable natural gas in past 45 days

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Alpha Lion, which carries mail for the US Postal Service between the Northwest United States and Southern California, is adding 16 new natural gas trucks to its fleet through Clean Energy’s Zero Now program and is expected to use more than 700,000 gallons of Redeem annually. Clean Energy Fuels Corp.

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NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

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The US Department of Energy’s (DOE)’s National Renewable Energy Laboratory (NREL) has published a report on an 18-month evaluation of in-service second-generation diesel-electric hybrid delivery vans and found significant fuel economy benefits of the hybrids compared to similar conventional vans. —“Eighteen-Month Final Evaluation.