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Researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL) have developed an onboard separation system that could support increased fueleconomy and lower greenhouse gas emissions as part of an octane-on-demand fuel-delivery system. Unfortunately, these engines exacerbate engine knock.
Ford unveiled the full new 2014 Transit family of commercial vehicles for North America, comprising the full-size Transit, the Transit Connect Van, and the Transit Connect Wagon (shown earlier, earlier post ). Ford says that the Transit will achieve an average of 25% better fueleconomy and haul at least 300 pounds more than today’s E-Series.
Diesel will surpass gasoline as the number one transportation fuel worldwide by 2020 and continue to increase its share through 2040, according to ExxonMobil’s recently published Outlook For Energy: A View To 2040. About 80% of the growth in commercial transport demand will come from developing nations, according to the forecast.
Engineers at Transonic Combustion, a start-up developing a fuel efficient supercritical (SC) fuel injection and combustion system—Transonic Combustion, or TSCi ( earlier post )—have demonstrated the TSCi process using gasolinefuel at low load without EGR, medium load with EGR, and high speed low load with EGR.
Researchers at Jilin University (China) have investigated the effect of gasoline components on fueleconomy, combustion and emissions in a GDI (gasoline-direct-injection) engine. The team subsequently followed up this first study with a second, exploring the effects in a PFI (port-fuel-injection) engine.
Sample label for a plug-in gasoline hybrid-electric vehicle, which features fueleconomy ratings for both electricity and gasoline. The US Department of Transportation (DOT) and the Environmental Protection Agency (EPA) unveiled the next-generation of fueleconomy labels. Click to enlarge.
For purposes of the new HD National Program, the heavy-duty fleet incorporates all on-road vehicles rated at a gross vehicle weight at or above 8,500 pounds, and the engines that power them, except those covered by the current GHG emissions and Corporate Average FuelEconomy standards for model year 2012-2016 passenger vehicles.
At a “Go Further with Ford” event in Amsterdam, Ford Motor Company detailed plans for an aggressive product acceleration in Europe, targeting opportunities for growth in the large car, SUV and commercial vehicle segments while emphasizing fueleconomy and enabling technologies such as the EcoBoost engines. liter EcoBoost engine.
ExxonMobil, Corning and Toyota have collaborated to develop an Onboard Separation System (OBS) to optimize gasoline engine efficiency and performance. In a paper on the OBS presented at the SAE 2014 World Congress, the researchers suggested that potential applications include downsizing to increase fueleconomy by ?10%
Within his talk about the need for a US energy policy at the IHS CERAWeek 2013 energy conference in Houston, GM Chairman and CEO Dan Akerson outlined some highlights of the company’s fueleconomy plan through the 2016 model year. A good rule of thumb is that a 10% reduction in curb weight will reduce fuel consumption by about 6.5%.
Startup Pinnacle Engines unveiled plans to commercialize a new, more efficient combustion engine by 2013. The company says the new engine design enables significant reductions in fuel consumption and greenhouse gas emissions without increasing vehicle cost. Click to enlarge. a Pinnacle Engines development partner.
In a policy update, the International Council on Clean Transportation (ICCT) reports that Japan’s Ministry of Land, Infrastructure, Transport and Tourism (MLIT) and Ministry of Economy, Trade, and Industry (METI) have finalized new proposed fueleconomy standards for light- and medium-duty commercial vehicles with gross vehicle weights less than 3.5
Simulated fueleconomy for 1.8L GDCI showed a predicted fueleconomy improvement of 65%, 28%, and 28% for the FTP City, Highway, and US06 cycles, respectively, for a combined FE improvement of 50%. Vehicle simulations for various drive cycles predicted very good fueleconomy for all city and highway modes.
While oil will remain the most widely used fuel, overall energy demand will be reshaped by a continued shift toward less-carbon-intensive energy source as well as steep improvements in energy efficiency in areas such as transportation, where the expanded use of advanced and hybrid vehicles will help push average new-car fueleconomy to 48 mpg (4.9
A new study by a team at the National Renewable Energy Laboratory (NREL) concludes that a high-pressure, scalable, intra-city hydrogen pipeline system could improve the economics and logistics of hydrogen delivery, making it potentially cost-competitive with gasoline. kg—approximately equivalent to a gasoline cost of $2.7/gal
For municipalities and others seeking a less expensive alternative to replenish an aging medium-duty truck fleet, Ford will offer the 2012 Super Duty F-650 with a gasoline engine—a class exclusive in the medium-duty truck segment. The gasoline variant costs thousands of dollars less than diesel trucks of its size.
Southwest Research Institute (SwRI) has built a demonstrator vehicle, based on a 2012 Buick Regal GS, incorporating the latest D-EGR (dedicated EGR) technology ( earlier post ), an outgrowth of SwRI’s HEDGE (High Efficiency Dilute Gasoline Engine) consortium projects ( earlier post ). In 2013, SwRI reported a 2.0-liter
In the Reference case, petroleum and other liquids (mainly motor gasoline and distillate fuel oil) are the primary fuels consumed in the US transportation sector. Source: U.S. Energy Information Administration, Annual Energy Outlook 2022 (AEO2022).
As part of the new technology to achieve this vision, the company disclosed plans to introduce a next-generation gasoline engine called SKYACTIV-X in 2019. This new proprietary combustion engine combines the advantages of gasoline and diesel engines to optimize environmental performance, power and acceleration performance.
A new Carnegie Mellon University study released at the Washington Auto Show finds that for passenger cars, aadvanced vehicles with higher fueleconomy—i.e, port fuel injected (PFI) gasoline—during periods of higher fuel costs. But that’s only one element of the equation.
Tax credits and gasoline prices necessary for various electric vehicles to be cost-competitive with conventional vehicles at 2011 vehicle prices. Those people who purchase electric vehicles because of the tax credit use less gasoline and produce fewer emissions of greenhouse gases than would otherwise be the case. Source: CBO.
US NRC panel’s summary estimates of the potential reduction in petroleum consumption by 2035 for vehicle powertrain types assuming that the entire potential of these technologies is used to improve fueleconomy rather than performance. This is equivalent to increasing fueleconomy from about 30 to about 60 MPG, from 12.5
Based on the results of the study, CAR believes the economic risk to the auto industry connected to mandating permanent fueleconomy standards in the long run is “ very serious ” The group recommends periodic review to assess the rate of technology development and cost reduction of advanced technologies leading up to 2025.
For MY 2012 in the US, FCA was compliant with fueleconomy requirements, but had negative credit generation due to model mix. FCA also plans to consolidate its small gasoline engine lineup with a new family to be launched in 2015. Much more progress will come as gasoline and diesel engine technologies converge.
liter EcoBoost V6 engine in the all-new Transit commercial van debuting in North America in 2013 as a replacement for the E-Series wagon and van. EcoBoost engines are fundamental to the Ford strategy of providing technologically advanced, high-output, smaller-displacement powertrains that deliver improved fueleconomy and performance.
creates new opportunities for our OEM customers as a compact and lightweight engine that delivers best-in-class fuel efficiency and total cost of ownership. Many of our customers have asked for a Cummins alternative for gasoline or other small displacement automotive diesel engines. Cummins ISV5.0 Diesel Engines'
The Cummins team not only surpassed all fuel-economy targets, but also achieved criteria emissions lower than the stringent Tier 2/Bin 2 levels. The challenge was making those significant advancements while ensuring that the engine we produced would be commercially viable. kg) lighter than the original all-aluminum gasoline V8.
Ford’s Michigan Assembly Plant is starting production of the 2012 Focus Electric ( earlier post )—a five-passenger, battery-electric car Ford expects will achieve more than a 100 miles per gallon equivalent (MPGe) fueleconomy rating. 1 gallon of gasoline=33.7 Optimized gear ratios enabling improvement in fueleconomy.
A new study by Dr. Gautam Kalghatgi and his colleagues at Saudi Aramco provides further support a pathway for significant improvements in the efficiency of a gasoline engine (i.e., spark ignited, SI) by running it in compression ignition mode with naphtha fuels. Broadly, this approach is termed Gasoline Compression Ignition (GCI).
The Toyota Highlander Fuel Cell Hybrid Vehicle – Advanced (FCHV-adv) ( earlier post ) achieved an estimated range of 431 miles on a single full tank of compressed hydrogen gas, and an average fueleconomy of 68.3 The results were averaged for an estimated range of 431 miles, with an average fueleconomy of 68.3
The third phase of a SDG&E multi-year in-use study on plug-in hybrid electric vehicles showed that plug-in hybrids offer significant improvements in gas mileage and reductions in emissions when compared with standard hybrid-electric and gasoline internal combustion engine (ICE) vehicles. Earlier post.) Earlier post.).
Naphtha refers to the light fraction produced by distillation that is roughly in the gasoline boiling range of ~30 °C to ~200 °C. Naphta is characterized as light or heavy depending upon its distillation cut, and is used as a feedstock of high-octane gasoline. impact compared to diesel or gasoline. —Chang et al.
Cummins maintains that diesel will remain a critical technology for the commercial vehicle market for years to come, and the company will continue to support it. It will be compliant to the US EPA’s 2027 regulations while providing a step change in fueleconomy improvement. Additionally, the B6.7
While an increased demand for travel has led to increasing CO 2 emissions since 1990, improvements in average new vehicle fueleconomy since 2005 has slowed the rate of increase of CO 2 emissions. Diesel fuel for freight trucks and jet fuel for aircraft accounted for 25% and 10% of fuel consumption, respectively.
A study of isopentanol—a five-carbon, long-chain alcohol (C 5 H 12 O)—by researchers at Sandia National Laboratories as a fuel for homogeneous charge compression ignition (HCCI) engines found that isopentanol has superior physiochemical properties compared to ethanol and very similar HCCI combustion properties to gasoline.
The goal of the partnership is to leverage the complementary missions of deployment and commercialization (DOE) and fundamental research and education (NSF) to address the efficiency of the internal combustion engine (ICE). Development of low temperature combustion (LTC), learn-burn gasoline combustion and development of alternative (e.g.,
Fuel flow rate (gasoline equivalent) under different engine loads for DMF, ethanol, and gasoline at 1500 rpm and ? = DMF has a volumetric energy density similar to that of gasoline formulations and 40% greater than that of ethanol. Credit: ACS, Zhong et al. Click to enlarge. Molecular structure of DMF. Click to enlarge.
Demand for the company's advanced powertrain technologies, including gasoline and diesel turbochargers; dual-clutch transmission technology; engine timing systems; and emissions products, is expected to continue to drive strong growth. The top twenty-five customers of our three-year net new business include six commercial vehicle OEMs.
UPS announced an update to 125 Workhorse E-GEN series hybrid electric delivery trucks that improve fueleconomy as part of the company’s broader Rolling Laboratory approach. The smaller engine will improve fueleconomy, however. The small ICE could be outfitted for gasoline, propane, or CNG. Earlier post.).
Volvo Car Group’s new engine family VEA (Volvo Engine Architecture) ( earlier post ) will be launched this autumn with i-ART injection technology that helps to cut fuel consumption in the new diesel engines. commercial diesel engines. Toyota is also using i-ART systems in upcoming 3.0L Earlier post.).
An automotive TEG is intended to improve fueleconomy by power from waste heat to reduce the electric generator load on the engine. GMZ is targeting a fueleconomy improvement of 5%. GMZ’s TEG also enables silent generation, muffles engine noise, and reduces thermal structure. Click to enlarge. Diuguid, CEO of GMZ.
A team from Brunel University, MAHLE Powertrain and University College London studied the combined effects of different inlet valve operating strategies on combustion, performance and emissions with different ethanol and 1-butanol blends with gasoline in a single-cylinder spark-ignition research engine equipped with a fully variable valvetrain.
This will be the first time that Ford F-250 trucks can be ordered by fleet customers with hybrid-electric drive technology; the XL3 system can provide up to a 25% increase in fueleconomy. liter V8 gasoline engine compatible with a range of wheelbases, cab and bed configurations in both 4x2 and 4x4 options. Earlier post.).
We use vehicles modeled in Autonomie to estimate vehicle costs and fueleconomy along with fuel price projections from the Energy Information Administration (EIA), and focus on developing internally consistent estimates for other relevant cost parameters. LCOD across powertrains for light-duty SUV, MY2025. Burnham et al.
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