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A new study by a team from Environmental Health & Engineering (EH&E) has found that greenhouse gas emissions from corn ethanol are 46% lower than those from gasoline—a decrease in emissions from the estimated 39% done by previous modeling. gCO 2 e/MJ) which is 46% lower than the average carbon intensity for neat gasoline.
Tesla has emerged as the leader in vehicle lifespan and mileage among various car brands and fuel types, as per a recent study. This significantly outpaces the average for electric cars, which stood at 124,000 miles. Tesla’s electric vehicles have an estimated lifespan of 20.3 years based on the study’s calculations.
Low-speed electric vehicles (LSEVs) could reduce China’s demand for gasoline and, in turn, impact global oil prices, according to a new issue brief by an expert in the Center for Energy Studies at Rice University’s Baker Institute for Public Policy. “ —Gabriel Collins.
and Sunwoda Electric Vehicle Battery Co., will begin studying joint development of next-generation vehicle batteries for Nissan’s e-POWER vehicles. Nissan and Sunwoda aim to conclude a final agreement by the end of this year, based on the specific content and conditions of the study. Nissan Motor Co., Earlier post.).
A new University of Michigan study finds that making the switch to all-electric mail-delivery vehicles would lead to far greater reductions in greenhouse gas emissions than previously estimated by the US Postal Service (USPS). The Postal Service said in February that at least 10% of the new mail trucks would be electric.
A study by a pair of researchers at Northwestern University found that when fuel prices drove residents of São Paulo, Brazil, to switch from ethanol to gasoline in their flexible-fuel vehicles, local ozone levels dropped 20%. The four-year study by chemist Franz M. Electricity generation is mostly hydroelectric.
A new study confirms what electric car drivers already know: that EVs are cleaner than gasoline cars, even when emissions from electricity generation are factored in. The only.
In addition to its regional and temporal scope, this study is distinct from earlier LCA literature in four key aspects: This study considers the lifetime average carbon intensity of the fuel and electricity mixes, including biofuels and biogas. This is especially important for assessing the GHG emissions of PHEVs.
billion gasoline-equivalent gallons per year nationwide, according to a new study by a team at the National Renewable Energy Laboratory (NREL). High adoption of shared micromobility in the US coud save 2.3 The paper is published in Transportation Research Part D: Transport and Environment. —Sun et al.
Now, researchers at Imperial College London have shown that bioethanol production from bamboo in China is both technically and economically feasible, as well as cost-competitive with gasoline. An open access paper on their study is published in Biotechnology for Biofuels. —Littlewood et al. Littlewood et al. Click to enlarge.
Renault recently made public the findings of an internal study, published first in October 2011, detailing and comparing the lifecycle assessments (LCAs) of the battery-electric and two internal combustion engined versions (gasoline and diesel) of the Renault Fluence. Gasoline Fluence 16V. Electric Fluence Z.E.
A study by a team from Carnegie Mellon University and Yale University suggests that BEVs could constitute the majority or near-majority of cars and SUVs by 2030, given widespread BEV availability and technology trends. Their open-access paper is published in Proceedings of the National Academy of Sciences (PNAS). —Forsythe et al.
A study based on a spatial and longitudinal travel dataset by a team from Lamar University, Iowa State University and Oak Ridge National Laboratory found that whether plug-in hybrids (PHEVs) have lower energy costs that conventional gasoline vehicles (CGVs) or hybrid-electric vehicles (HEVs) depends on charger coverage.
This drives not only a rise in fuel and electric energy consumption, but also creates a wider footprint in vehicle and battery production. Green NCAP tested 34 cars with different powertrain types: battery electric, hybrid electric, conventional petrol and diesel, and one vehicle, the Ford Puma, that runs on alternative fuel.
The study considers five different powertrains (internal combustion engine, hybrid-electric, plug-in hybrid-electric, fuel-cell-electric, and battery-electric) and 12 cost components (purchase cost, depreciation, financing, fuel, insurance, maintenance, repair, taxes, registration fees, tolls and parking, payload capacity and labor).
For example, a typical medium-sized family car will create around 24 tonnes of CO 2 during its life cycle, while an electric vehicle (EV) will produce around 18 tonnes over its life, the report said. A similar electric vehicle will have embedded production emissions of 8.8tCO 2 e, 43% of which arise from the battery. emissions in.
An open access paper on the study in published in the journal Environmental Research Letters. These advances and improvements have helped bioethanol achieve increased energy and GHG emission benefits when compared with those of petroleum gasoline. WTW GHG emission reductions for ethanol pathways relative to gasoline.
The Government of Sweden has launched a study to offer proposals on how to implement a ban on sales of new gasoline and diesel cars, and the timeline for the phase-out of fossil fuels. The final report is to be presented by 1 February 2021. Sven Hunhammar will chair the inquiry.
Researchers from Washington State University and Kyung Hee University in Korea have fabricated a solid oxide fuel cell (SOFC) with a novel mixed conductivity MoO 2 -based anode that is fueled by direct feeding of premium gasoline without external reforming. V was still measured after 24 h on stream with a continuous feed of gasoline.
They contrasted 4 hybrids against conventional fuels/engines and a comparable battery electric vehicle using regionally-explicit power mixes in the 3 biggest automotive markets worldwide (China, US and Europe). Four reference vehicles were equipped with: gasoline spark-ignition (SI) engine. Abdul-Manan et al. Abdul-Manan et al.
The Health Effects Institute (HEI) has launched two new studies funded under RFA 21-1, Quantifying Real-World Impacts of Non-Tailpipe Particulate Matter Emissions. The new studies are: Improved Characterization of the Real-World Contributions and Impacts of Non-tailpipe Particulate Matter Emissions ,” led by Greg Evans, University of Toronto.
It plans to establish a pilot production line at its Yokohama Plant in fiscal 2024, with materials, design and manufacturing processes for prototype production on the line to be studied at the prototype production facility.
Results of their study, which appear in the ACS journal Environmental Science & Technology , suggest that refinery and product-specific efficiency values are sensitive to crude quality; seasonal and regional factors; and refinery configuration and complexity—which in turn are determined by final fuel specification requirements and regulations.
Researchers from Tampere University and the University of Eastern Finland have found that the particulate emissions of auxiliary heaters can be up to a thousand times higher than the particulate emissions of idling gasoline vehicles. Their open-access study is published in the journal Atmosphere. Karjalainen et al.
GDCI engine was significantly better than advanced production spark injection gasoline engines, and comparable to very efficient hybrid vehicle engines at their best efficiency conditions (214 g/kWh). This early work established that gasoline-like fuels with high resistance to autoignition are preferred for PPCI. Combustion stability.
Researchers led by a team at Washington State University (WSU) have developed a unique and inexpensive nanoparticle catalyst that allows a solid-oxide fuel cell to convert logistic liquid fuels such as gasoline to electricity without stalling out during the electrochemical process. —Qusay Bkour, lead author. Gray, Steven R.
[Editor’s note: After reading Dave Reichmuth’s most recent piece, I started thinking about a comparable study on Wisconsin land use. Land use and solar power, which generates clean electricity that many increasingly use to power EVs and homes, are topics of complaints we hear from time to time. However, a.
A paper on their study appears in the journal Energy Policy. This study implements three main research contents. (1) Correspondingly, the energy structure would become much cleaner, with the share of gasoline declining from 62% in 2012 to 29% in 2050 and the share of electricity increasing to 56% in 2050.
The Electrification Coalition released two case studies outlining how two cities— Houston, Texas and Loveland, Colorado —are saving money by using electric vehicles (EVs) in their vehicle fleets. A similar study examining Loveland, Colo. Earlier post.). In tough economic times, these savings cannot be ignored.
Many studies have confirmed the health benefits of replacing internal-combustion vehicles with EVs, but a new Canadian study puts a dollar amount on those benefits.
It adds an assessment of electrically chargeable vehicle configurations, such as plug-in hybrid, range extended, battery and fuel-cell electric vehicles. In 2003 JEC issued its first Well-to-Wheels study, a type of analysis which takes into account the entire energy lifecycle of fuels and powertrains and their possible combinations.
Electric vehicles cannot succeed without developing a nationwide network of fast-charging networks in parallel with the cars. These are the observations in an in-depth study of the industry by management professors at the University of California, Davis, and Dartmouth College. billion developing its electric passenger cars.
Neste, the world’s leading producer of renewable diesel and sustainable aviation fuel (SAF), is beginning the final phase of testing of a renewable gasoline for drop-in commercial use in the existing fleet. The product fulfills EN228 standard and can be used in both existing and new gasoline and hybrid cars.
Fortunately, most Americans who make the shift to an electric vehicle are converts for life. About 1 out of 5 drivers who go electric do shift back to gasoline. As we’ve heard in so many different ways from those who’ve seen the light, there’s no turning back. But it’s not always that way.
Pickup trucks are the bestselling vehicles in the United States, and many manufacturers are planning electric versions. That could help fleet operators reduce emissions and ownership costs, according to a new study from Geotab. Geotab is a company that sells vehicle telematics systems.
OWI Science for Fuels GmbH, TU Bergakademie Freiberg and RWTH Aachen University are investigating Methanol-to-gasoline (MtG) production for opportunities to optimize the process to produce ideal MtG fuels. Synthetically produced methanol-to-gasoline could be a carbon-neutral fuel option for passenger cars.
V6 TDI bi-turbo with electric compressor. Audi has built two technology studies with the “electric biturbo” technology it is developing ( earlier post ): the Audi A6 TDI concept is equipped with a new 3.0 a single turbo with supplementary electric compressor), while the Audi RS 5 TDI concept with a 3.0 Click to enlarge.
Self Financial, a fintech company, has compared the running costs of electric and non-electric vehicles in each state. Across the US the average annual cost of running an electric vehicle is $2,721.96, while gasoline vehicles cost an average of $3,355.90 per year to run—a difference of $633.94
Covering 23 European markets, the study found that average CO 2 emissions increased by 0.3 g/km in 2017—far higher than the average CO 2 emissions of diesel and gasoline vehicles across all segments. g/km in 2017—far higher than the average CO 2 emissions of diesel and gasoline vehicles across all segments.
A new study by a team from Aarhus University in Denmark has found that car dealerships pose a significant barrier to electric vehicle adoption at the point of sale due to a perceived lack of business case viability in relation to gasoline and diesel vehicles. Their study is published in the journal Nature.
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.
tonnes more CO 2 than an equivalent gasoline car over its lifetime due to a more energy-intensive refining of the diesel fuel; more materials required in the production of heavier and more complex engines; higher emissions from biodiesel blended in the diesel fuel; and longer mileage because fuel is cheaper. l/100 km (37.3 mpg US) and 7.1
As California and Washington move to end sales of new gasoline vehicles, a new study claims all new vehicles in the United States could be made electric by 2035. from the University of California, Berkeley, also predicts major economic benefits from going electric. The 2035 Report 2.0
Chevrolet Volt owners have accumulated more than half a billion all-electric miles since the vehicle’s launch in 2010. The 2014 Volt provides owners with fuel economy of EPA-estimated 98 MPGe (electric) and 35 city/40 highway on gasoline power.
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