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Fewer wild animals, including threatened mountain lions, are becoming roadkill during shelter-in-place orders, according to a study on three states from the University of California, Davis. —report author Fraser Shilling, director of the UC Davis Road Ecology Center. If anything, there is usually an increase in spring.
The 2022 Fuel Economy Guide, released by ORNL for the DOE/EPA fueleconomy.gov website, provides up-to-date information on fuel economy, environmental and safety data, so consumers can choose the most fuel-efficient vehicle that meets their needs. Credit: Andrew Sproles/ORNL, U.S.
Researchers at the University of California, Davis have developed a process for the production of branched C 7 –C 10 hydrocarbons in the gasoline volatility range from biomass-derived levulinic acid with good yield, operating under relatively mild conditions, with short reaction times. Source: Mascal et al. Click to enlarge. gallons US).
At the current pace of research and development, replacing gasoline and diesel with renewable fuel alternatives could take some 131 years, according to a new University of California, Davis, study using a new sustainability forecasting approach based on market expectations. —Nataliya Malyshkina, UC Davis postdoctoral researcher.
Zipcar has introduced a 2014 Honda Fit battery electric vehicle (EV) at The University of California, Davis’ (UC Davis) West Village , the largest planned zero net energy community in the United States. Zipcar has had vehicles on campus at UC Davis since 2009.
A research report submitted to the California Legislature this week by the University of California, Davis’ Institute of Transportation Studies proposes switching EVs to a mileage-based road-funding fee (road user charge, RUC) while continuing to have gasoline-powered cars pay gasoline taxes.
The North American Council for Freight Efficiency (NACFE) released its latest Guidance Report , Making Sense of Heavy-Duty Hydrogen Fuel Cell Tractors. Almost every day there is a new announcement about hydrogen fuel cell electric trucks. —Amy Davis, President of New Power Business, Cummins. of hydrogen adoption in 2030.
A better understanding of how algae can be used to make biofuels is the aim of a new joint project between UC Davis and the University of Tokyo, Japan. It is one of four new grants, jointly funded by the US National Science Foundation and the Japan Science and Technology Agency, to develop environment-friendly fuels and reduce pesticide use.
Two professors from MIT and UC Davis have released a paper challenging the recent claims by the Renewable Fuel Association (RFA) and US Secretary of Agriculture Vilsack that ethanol production decreased gasoline prices by $0.89 Results from Du/Hayes are indicated by the large square. Source: Knittel and Smith (2012). Click to enlarge.
BP and Davy Process Technology announced collaborations with three EPC (Engineering, Procurement and Construction) contractors to promote the commercialization of the BP/Davy Fischer-Tropsch (FT) Process. The BP/Davy fixed-bed FT process produces diesel, jet fuel (JP8) and naphtha from natural gas, biomass- or coal-derived syngas.
Using a micro-hybrid system featuring carbon/carbon ultracapacitor units as energy storage can result in significant increases in fuel economy over a baseline conventional vehicle, according to a study by Dr. Andrew Burke at UC Davis. Using a motor power of 3 kW reduced the fuel economy improvement on the FUDS by more than 50%.
Researchers at the Institute of Transportation Studies University of California, Davis suggest that a number of positive trends indicate that we may be seeing the beginning of a real hydrogen transition in transportation, despite earlier starts that fizzled. Hydrogen fueling infrastructure has been a major challenge.
Both proposals have the additional advantage of generating funds which may be used to increase investments in low CI fuel technologies. The LCFS program calls for a 10% reduction in the carbon intensity of fuel sold in California over the next decade. The program is agnostic as to which fuels can be used to meet the Standard.
The University of California, Davis announced the appointment of Professor Nicole Woolsey Biggart of the university’s Graduate School of Management to the Chevron Chair in Energy Efficiency. Professor Biggart joined the UC Davis Graduate School of Management in 1981, and she was awarded the Jerome J. Chevron Corp.
Unitrans, the University of California, Davis transit system, has purchased six Xcelsior CHARGE battery-electric, forty-foot heavy-duty transit buses from NFI subsidiary New Flyer of America Inc. UC Davis utilized the California Department of General Services (DGS) contract for the procurement.
The University of California, Davis, and the China Automotive Technology and Research Center (CATARC) have entered a new agreement to work together to help speed the commercialization of plug-in and fuel cell electric cars in China. Signatories to the MOU include UC Davis Chancellor Linda P.B. China Fuel Cells Plug-ins Policy'
Southern California Gas Company (SoCalGas) announced it will be working together with Sierra Northern Railway, Gas Technology Institute (GTI), and other technical experts to develop and test a zero-emission hydrogen fuel cell engine for a switcher locomotive. Earlier post.).
2,3BD is a key chemical building block used to make polymers, plastics and hydrocarbon fuels; it can be readily converted to intermediaries such as butenes, butadiene and methyl ethyl ketone that are used in the production of hydrocarbon fuels and a variety of chemicals including polymers, synthetic rubbers, plastics and textiles.
The University of California, Davis and the BMW Group released the largest publicly available study of electric-car users yet conducted, including more than 120 families who drove the fully electric MINI E automobile more than 1 million miles in California, New York and New Jersey from June 2009 to June 2010.
California’s transition to zero emission vehicles (ZEVs) will begin to save the state money by as early as 2030, according to a study by researchers at the Institute of Transportation Studies at the University of California, Davis (ITS-Davis). Institute of Transportation Studies/UC Davis).
Researchers at the University of California, Davis, and Stanford University are proposing a reaction mechanism for one of the key steps in assembling the hydrogen-generating bacterial catalyst hydrogenase. They report on their work in a paper in the journal Science. Protein Data Bank/courtesy graphic) Click to enlarge.
Fulton, UC Davis, examines how major changes in urban transport investments worldwide would affect urban passenger transport emissions as well as mobility by different income groups. Doubling motor vehicle fuel economy requirements could also reduce CO 2 emissions by an additional 700 megatons in 2050. Further, an estimated 1.4
will open a new facility in Herten, Germany, which will initially focus on the assembly of fuel cell systems for global transportation leader Alstom’s hydrogen trains. Each fuel cell system will include six power modules (fuel cell stacks), a cooling system, piping, air blowers and air filters. Cummins Inc.
Research from the Institute of Transportation Studies, University of California at Davis (ITS-Davis) suggests it will take more than a reasonable price and good information to get consumers to make more sustainable transportation choices, such as the purchase of a plug-in hybrid electric vehicle (PHEV). ” —Jonn Axsen.
Well-to-wheels vehicle emissions (gCO 2 equiv.km -1 ) by energy source, vehicle energy intensity (MJkm -1 ), and fuel carbon intensity (gCO 2 equiv. The authors developed hourly electricity demand profiles for seven vehicle and fuel pathway scenarios. MJ -1 ) by vehicle pathway and timing profile. Source: McCarthy et al.
Cummins and Navistar will work together on the development of a Class 8 truck powered by hydrogen fuel cells. This vehicle will feature our next generation fuel cell configuration and provides a springboard for us to advance our hydrogen technology for line haul trucks.
Cummins and Daimler Truck North America (DTNA), the largest heavy-duty truck manufacturer in North America, are collaborating to upfit and validate Freightliner Class 8 Cascadia trucks with a Cummins hydrogen fuel cell powertrain for use in North America. —Amy Davis, Vice President and President of New Power at Cummins.
Uranium in nuclear fuel rods is in a chemical form that is “pretty insoluble” in water, said Professor Alexandra Navrotsky, UC Davis, corresponding author on the paper, unless the uranium is oxidized to uranium-VI—a process that can be facilitated when radiation converts water into peroxide, a powerful oxidizing agent.
—Amy Davis, Cummins Vice President and President of New Power, the company’s alternative power business. It will continue to take enterprises, governments, forward-thinking customers and utilities all working together to make alternative power a reality.
A team at UC Davis has optimized the levulinic ester self-condensation reaction and the efficient conversion of its products—which are highly branched cyclopentadienes—into a mixture of substituted cyclopentanes with high octane ratings and excellent density and flow properties.
Dan Sperling, director of the Institute of Transportation Studies at UC Davis, and member of the California Air Resources Board, has been appointed the 2015 chair of the Transportation Research Board’s Executive Committee, which provides independent scientific advice to the nation on transportation issues.
A new report from the Road Ecology Center at the University of California, Davis has found that total US vehicle miles traveled (VMT) at the county and state level have declined by 61% to 90% following the various government stay-at-home orders in response to the COVID-19 pandemic. UC Davis Road Ecology Center). billion per week.
The approved 2014-2015 Investment Plan Update for the Alternative and Renewable Fuel and Vehicle Technology Program will help reduce greenhouse gas emissions from the transportation sector, which accounts for about 40% of California''s carbon emissions. The program annually invests in a variety of alternative fuels and vehicle technologies.
The Low Carbon Fuel Standard (LCFS) adopted by the California Air Resources Board (CARB) earlier this year ( earlier post ) requires a 10% reduction in the average greenhouse gas (GHG) emission intensity of the state’s transportation fuels by 2020. Tags: Fuels Policy Sustainability.
trillion) through to 2050 and can help cut the world’s road transport energy use and CO 2 emissions by nearly half in that same time, by improving vehicle fuel economy, according to an opinion paper recently published by the Commonwealth Advisory Bureau (CAB) and sponsored by the Global Fuel Economy Initiative (GFEI). disaster.
The California Energy Commission (CEC) approved funding of $23,110,015 for projects that will advance the development of green fuels, and the installation of fueling stations. The awards are provided through the Energy Commission’s Alternative and Renewable Fuel and Vehicle Technology Program, created by Assembly Bill 118.
Map of 68 hydrogen fueling stations: existing, in development and needed. This multi-pronged approach established the minimum number stations needed to provide convenient and reliable fueling for early FCEV customers. Station coverage establishes a local network by placing adequate fueling outlets in key markets. Source: CaFCP.
The US Department of Energy’s (DOE) Vehicle Technologies Program (VTP) officially opened the Apps for Vehicles Challenge , which is offering $50,000 in prizes for the best business plans, app ideas and product designs that use open vehicle data to improve safety and fuel efficiency through technology innovation.
Exploring opportunities to leverage Cummins electrolyzer and fuel cell technologies at one or more of Chevron’s domestic refineries. Cummins recently announced it has begun testing a hydrogen-fueled internal combustion engine. —Andy Walz, president of Chevron’s Americas Fuels & Lubricants. Earlier post.).
According to the latest status report on the progress of California’s Low Carbon Fuel Standard (CA-LCFS) ( earlier post ), regulated parties in the LCFS—oil producers, importers and other fuel providers—continued to exceed the required reductions in carbon intensity specified by the standard. Source: Yeh et al.
Comparison with fossil fuels. Assessing the differences in water impacts of biofuels and fossil fuels is more complicated than simply comparing the total water intensities, Mishra and Yeh note. —Mishra and Yeh.
The home, located on the West Village campus of the University of California, Davis, is capable of producing more energy on-site from renewable sources than it consumes annually, including enough energy to power a Honda Fit EV for daily commuting. Honda Smart Home is expected to generate a surplus of 2.6
Changes in the attributes (clockwise from upper left, weight, power, fuel economy and torque) of the Honda Accord over time as an example of fleet trends in the US. In contrast, fuel economy actually increased by 15% during that period. Tags: Fuel Efficiency. Knittel, 2009. Click to enlarge. Knittel, Christopher R.
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