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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.
Knittel/Smith results for implied gasoline price effects from elimination of ethanol for 2010 using Du/Hayes model and pooled-sample estimates. Put simply, the empirical results merely reflect the fact that ethanol production increased during the sample period whereas the ratio of gasoline to crude oil prices decreased.
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. The forecast was published online 8 Nov.
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.
University of California, Davis researchers will receive $2.8 Farm machines burning oil, gasoline and diesel release nitrogen to the air. These environmental impacts are not fully documented, according to Tom Tomich, director of the Agricultural Sustainability Institute at UC Davis.
Jaguar Land Rover announced the creation of two new Centers of Excellence for Engine Combustion Research at two leading UK universities. million) investment will be shared equally between University College London (UCL) and the University of Oxford to support the development of new research facilities and fund two 5-year study programs.
Plant-based diesel has been available for many years now but making a true gasoline-like hydrocarbon from plant oils has proven a lot more difficult. Chemists at the University of California, Davis think they''ve cracked it, though, using a new technique to make "biogasoline" from plant waste.
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.
Replacing a gasoline-powered ride-hailing vehicle with an electric vehicle can deliver three times the carbon benefits of a personally owned electric vehicle, according to a study by a University of California, Davis, researcher of Uber and Lyft data. The paper is published in the journal Nature Energy. Nat Energy (2020).
Obligated parties are upstream producers and importers of gasoline and diesel fuel sold in the state. Developing a numerical model—calibrated so that it is similar to California’s gasoline market in 2010—they then simulate a number of market outcomes under an LCFS with and without various cost containment mechanisms.
These are the observations in an in-depth study of the industry by management professors at the University of California, Davis, and Dartmouth College. —Hemant Bhargava, a professor of technology management at the UC Davis Graduate School of Management. Parker, Dartmouth College. Jonas Boehm, Hemant K.
program is paying nearly 10 times the projected price of carbon credits per ton in the best-case scenario, according to an analysis of the implied cost of carbon dioxide reductions under the program by UC Davis transportation economist Christopher Knittel. A gallon of gasoline creates roughly 20 pounds of carbon dioxide when combusted.
Researchers at Stony Brook University, with colleagues from The City College of New Tyork, Alloy Surfaces and Innoveering, explored the catalytic partial oxidation (CPOX) reforming of three potential transportation-relevant fuels—gasoline, diesel, and natural gas—for use in low-temperature combustion (LTC) engines.
But the study also found that EVs are generally driven less than gasoline cars, raising questions about their effectiveness as internal-combustion replacements. A team of researchers from the University of California Davis, University of.
The green symbol and dashed arrow illustrate the large reductions in tailpipe VOC emission factors as precatalyst on-road gasoline vehicles were replaced by present-day vehicle fleets. Gasoline is stored in closed, hopefully airtight, containers and the VOCs in gasoline are burned for energy. You don’t do this with gasoline.
This real-world experience was complemented by significant contributions from the University of California at Davis for stakeholder and cluster model research, and the STREET [Spatially and Temporally Resolved Energy and Environment Tool] computer modeling developed by the University of California at Irvine.
Production of bio-based jet and diesel is expected to begin in 2013 and production of bio-based gasoline, part of the C 3 product platform, will follow in 2015. The grant allows ZeaChem to use our existing integrated demonstration facility to develop advanced biofuels beyond cellulosic ethanol, including bio-based jet, diesel and gasoline.
billion gallons of gasoline and 45 million gasoline gallon equivalents of diesel. The average fuel mix was about 11.5% (by volume) ethanol in the gasoline mix (some fuels are sold as E85, 85% ethanol blended in gasoline) and 0.5% billion gallons of gasoline and 45 million gasoline gallon equivalents of diesel.
NREL working with industrial partners (Genomatica and DeNora) will develop a biorefining concept that uses electrochemically generated formate as a universal energy carrier to facilitate a carbon optimized sugar assimilation fermentation to synthesize fatty acid methyl esters (FAME) without release of CO 2. University of Wisconsin-Madison.
The project led by Tang-Wei Kuo from General Motors is focused on optimizing multi-hole injectors for spark-ignited direct-injection (SIDI) gasoline engines. Recently, the most popular SIDI gasoline injectors have been multi-hole type. Davis (UC Davis), R.Sankaran (ORNL). Bernardi (University of Illinois).
Electric cars could deliver even greater environmental benefits if they were to be used by ride-hailing services like Uber and Lyft than if they were to go to private use, according to a new study from the University of California, Davis.
The anaerobic digester system that will be used was developed as a pilot project at the University of California, Davis. The University of California, Davis, will receive $2,770,072 to research the comparative value, benefits and drawbacks of all types of alternative fuels in California. Aemetis, Inc. Kent BioEnergy Corp.
In a new, comprehensive study, a team from Argonne National Laboratory, Stanford University and UC Davis ITS has estimated the well-to-wheels (WTW) GHG emissions of US production of gasoline and diesel sourced from Canadian oil sands. This finding agrees with previous work. —Cai et al. Hao Cai, Adam R.
Dauenhauer of the University of Massachusetts Amherst has discovered a new, high-yield method of producing p -xylene—the key ingredient used to make plastic bottles—from biomass-derived dimethylfuran and ethylene. A team of chemical engineers led by Paul J. Lobo, Dionisios G. Resources.
Daniel Sperling, director of the Institute of Transportation Studies at the University of California, Davis, member of the California Air Resources Board, and one of the co-creators of the California LCFS. Set a target of reducing the carbon intensity of gasoline and diesel by 10 to 15 percent by 2030.
The selected projects consist of leading scientists and engineers from universities, private industry, and government, and will facilitate sharing expertise and technologies. Louis, MO), NAABB will develop a systems approach for sustainable commercialization of algal biofuel (such as renewable gasoline, diesel, and jet fuel) and bioproducts.
Their definition for alternative powertrains/fuels eliminates pure gasoline and diesel powertrains/fuels, but does include hybridization of those fuels. Davis, personal communication, February 20, 2010). hybrid engines that use gasoline or diesel fuel). The governments, the energy companies, and the. evolutionary thinking.
Hydrogen is the most abundant element in the Universe but, on earth, it must normally be extracted from water or organic compounds. This is not much different from diesel and gasoline which are produced from refining and cleaning crude oil (a process which heavily involves the use of hydrogen). It’s time to debunk a number of myths.
In a recent collaborative study led by the University of Maryland (UMD), researchers found that consumers tend to buy something less fuel efficient than they normally would for their second car after buying an eco-friendly vehicle. That can be good if it reduces gasoline use. —David Rapson.
A team of researchers from the University of Florida and the biotechnology company Chesapeake-PERL Inc. A 2009 report by Sandia National Laboratories predicted that cellulosic ethanol could replace about 30% of the nation’s gasoline by 2030, if the price of production could be reduced. Davis, G.W. of Savage, Md. Earlier post.).
A working paper by a team at the Energy Institute at Haas, University of California, Berkeley, has found that 60% of the $18 billion in US federal income clean energy tax credits issued between 2006 and 2012—e.g., Source: Borenstein and Davis. —Borenstein and Davis (2015). —Borenstein and Davis.
Northwestern University. Northwestern University will engineer an entirely new biocatalyst for highly efficient methane activation, the first step required to convert methane into a liquid fuel. Pennsylvania State University. University of Michigan. University of California, Davis.
The research, conducted by Argonne researchers in collaboration with Stanford University and the University of California, Davis, analyzed the Eagle Ford shale formation in Texas and the Bakken play mainly in North Dakota. g CO 2 eq/MJ for gasoline blendstock, 5.0 g CO 2 eq/MJ for gasoline blendstock, 10.2
Exposure to ozone at levels currently deemed safe by the NAAQS clean air standards can have a significant and negative effect on lung function, according to researchers at the University of California, Davis. Edward Schelegle, University of California, Davis. Specifically, we found that 6.6
Nanostellar was founded in California in 2004 by scientists from Stanford University and NASA Ames Research Center. Co-founder and Chief Science Officer Dr. Kyeongjae (KJ) Cho, currently professor of materials science and engineering and physics at the University of Texas, Dallas, is a senior author on the Science paper. and Pt (?).
Dr. Liao, a professor at the University of California, Los Angeles (UCLA), co-founder and board member of Easel Biotechnologies and a founder of Gevo, has developed a microbial technology to produce alcohols with 3-8 carbon atoms from CO 2. of the total US CO 2 emissions, the EPA said. Earlier post.).
and UC-Davis Emeritus and Bruce R. Frank is Professor Emeritus, Mechanical and Aeronautical Engineering at the University of California, Davis, where he established the Institute for Transportation Studies (ITS-Davis), and was director of the US Department of Energy’s National Center of Hybrid Excellence at UC Davis.
A team of transportation and policy experts from the University of California released a report to the California Environmental Protection Agency (CalEPA) outlining policy options to significantly reduce transportation-related fossil fuel demand and emissions. —Dan Sperling, director of the UC Davis Institute of Transportation Studies.
Easel Biotechnologies, UC Davis). This process will repurpose carbon dioxide for use as a liquid fuel that can be readily used as a high octane gasoline substitute. The team anticipates at least a twofold productivity improvement over current levels and a cost that can be competitive with gasoline. NC State University.
Switching from diesel fuel to natural gas may hold advantages for the US heavy-duty trucking fleet, but more needs to be done to reach the full environmental benefits, according to a new white paper released by the Institute of Transportation Studies at the University of California, Davis, and Rice University.
An analysis by a team from the University of California, Davis, MIT and Yale suggests that households that buy a fuel-efficient vehicle tend to compensate for that purchase by buying a bigger, more powerful second vehicle. That can be good if it reduces gasoline use. —author David Rapson, UC Davis.
Toyota's revelation Tuesday that it will develop a new " plug-in hybrid" - which uses a wall socket at night to charge and relies on an electric motor to go many miles before sipping any gasoline - could presage a major shift in automotive technology , some industry analysts say. But gasoline prices have since soared to more than $3 a gallon.
Studies have consistently shown that biofuels derived from lignocellulosic biomass could be produced in the United States in a sustainable fashion and could replace today’s gasoline, diesel and jet fuels on a gallon-for-gallon basis. JBEI is one of three Bioenergy Research Centers established by the DOE’s Office of Science in 2007.
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