Green Car Congress

JUNE 28, 2013

Diesel vehicles generally saved owners between $2,000 to $6,000 in total ownership costs during a three to five year period when compared to similar gasoline vehicles, according to data compiled by the University of Michigan Transportation Research Institute (UMTRI). —“Total Cost of Ownership”. Fuel Costs. Depreciation.

Diesel 262

Diesel Cost Of Gasoline Vehicles 262

Green Car Congress

APRIL 17, 2014

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. Earlier post.)

Gasoline 304

Gasoline Engine Fuel Wisconsin 304

Green Car Congress

JULY 19, 2013

Drivers of diesel vehicles can save thousands of dollars in total ownership costs compared to similar gasoline vehicles, according to a University of Michigan Transportation Research Institute (UMTRI) study. Among their findings:??.

Gasoline 247

Gasoline Diesel Vehicles Fuel Economy 247

Green Car Congress

SEPTEMBER 24, 2012

Comparisons of life-cycle emissions from LUC phase for (a) sugar cane ethanol and (b) soybean biodiesel. The climate effects of land-use changes from increasing biofeedstock acreage, both indirect and direct, have dominated policy discussion, and focused on comparisons in long-lived GHGs. Credit: ACS, Tsao et al. Click to enlarge.

Gasoline 273

Gasoline Emissions Diesel Brazil 273

Green Car Congress

OCTOBER 31, 2009

Researchers from Michigan State University have been awarded $2.5 The WDG also can reduce carbon dioxide emissions by as much as 95 percent in comparison to modern internal combustion vehicle engines. Swissauto Wenko AG of Switzerland produces a modern version of the Comprex—the Hyprex—designed for small gasoline engines.

Michigan 316

Michigan Engine Universal Hybrid 316

Green Car Congress

JULY 13, 2020

A team at Shanghai Jiao Tong University (SJTU) is proposing a new combustion mode—intelligent charge compression ignition (ICCI)—for ultra-high efficiency and low emissions simultaneously. ICCI aims to realize flexible and controllable in-cylinder charge stratification fed by two complementary fuels: gasoline and diesel.

Fuel 411

Fuel Charging Gasoline Emissions 411

Green Car Congress

AUGUST 25, 2009

GHG emissions for ATP shale (low and high cases) and conventional gasoline in grams of CO 2 e per MJ of final fuel delivered. times larger than emissions from conventionally produced gasoline. Among his findings were: Producing 1 MJ of reformulated gasoline from shale via the ATP requires the consumption of 0.56 Credit: ACS.

Gasoline 239

Gasoline Oil Emissions Convert 239

Green Car Congress

MAY 1, 2020

Although both diesel and gasoline are made from oil, the trends in their prices do not always go in parallel. While personal driving (which uses primarily gasoline) is down greatly because of various stay-at-home mandates, commercial truck transport (which uses primarily diesel) has been substantially less affected.

Diesel 170

Diesel Gasoline 2020 Price 170

Green Car Congress

AUGUST 9, 2012

In California’s Los Angeles Basin, levels of volatile organic compounds (VOCs) pollutants have decreased by about 98% since the 1960s, even as area residents now burn approximately three times as much gasoline and diesel fuel. Cooperative Institute for Research in Environmental Sciences (CIRES) at the University of Colorado Boulder.

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Los Angeles Gasoline Ozone 2002 285

Green Car Congress

MARCH 22, 2011

Authors of the paper are Rathin Datta, cellulosic ethanol company Coskata’s chief scientific officer; Mark Maher, executive director, powertrain/vehicle integration, GM Powertrain; Coleman Jones, GM biofuels implementation manager; and Richard Brinker, Dean and Professor of Forestry and Wildlife Sciences, Auburn University.

Universal 255

Universal GM Conversion Fuel 255

Green Car Congress

JANUARY 7, 2021

In comparison, the change between 2008 and 2019 (from 4.59 Michael Sivak is the managing director of Sivak Applied Research and the former director of Sustainable Worldwide Transportation at the University of Michigan. gallons per 100 miles to 5.10 gallons per 100 miles) represents a compound rate of decrease of 2.3%

Fuel Economy 435

Fuel Economy 2019 Economy Light 435

Green Car Congress

SEPTEMBER 30, 2019

In comparison, the change between 2008 and 2017 (from 4.59 Michael Sivak is the managing director of Sivak Applied Research and the former director of Sustainable Worldwide Transportation at the University of Michigan. gallons per 100 miles to 5.09 gallons per 100 miles) represents a compound rate of decrease of 2.3%

Fuel Economy 397

Fuel Economy 2017 Economy Light 397

Green Car Congress

JANUARY 31, 2014

(Left) Thermal efficiency and ( right ) soot from different gasoline-butanol blends at different EGR rates. A study by a team at Tianjin University found that the addition of n-butanol to gasoline for use in a compression ignition engine (CI) under Low Temperature Combustion (LTC) conditions has a significant effect on soot reduction.

Gasoline 210

Gasoline Engine Exhaust Fuel 210

Green Car Congress

DECEMBER 26, 2020

A group of researchers from Far Eastern Federal University (FEFU), Austria, Turkey, Switzerland, and the UK has developed a new metallic glass that is 85% more efficient in oxidizing methanol than its platinum-based analogs. Currently, the efficiency factor of such cells varies from 40% to 60% (while that of a gasoline engine is only 20-30%).

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Fuel Turkey Austria Switzerland 418

Green Car Congress

MAY 31, 2011

Researchers at the University of Wisconsin Engine Research Center ( ERC ) led by Dr. Rolf Reitz are developing a dual-fuel compression-ignition engine low-temperature combustion (LTC) strategy called reactivity controlled compression ignition (RCCI) ( Earlier post.) Gasoline-diesel operation was demonstrated at engine loads up to 14.5

Wisconsin 249

Wisconsin Gasoline Light Engine 249

Green Car Congress

MAY 16, 2010

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. Credit: ACS, Zhong et al.

Gasoline 210

Gasoline Engine Emissions Fuel 210

Green Car Congress

JUNE 15, 2021

Researchers at Argonne National Laboratory, with colleagues from Lawrence Berkeley, Oak Ridge, and National Renewable Energy labs, and the University of Tennessee, have published a comprehensive analysis of the total cost of ownership (TCO) for 12 sizes of vehicles ranging from compact sedans up to Class 8 tractors with sleeper cabs.

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Maintenance Cost Of Chad Plug-in 418

Green Car Congress

JANUARY 1, 2023

In an open-access paper in the journal Energy & Fuels, a team from VTT Technical Research Center of Finland, with colleagues from Pacific Northwest National Laboratory (PNNL) and Ghent University, provides an overview of co-processing options for such bio-liquids. The biocrude is more viscous but less dense than FPBO.

Oil 448

Oil Fuel Water Finland 448

Green Car Congress

APRIL 10, 2012

A) CNG light-duty cars vs. gasoline cars; (B) CNG heavy-duty vehicles vs. diesel vehicles; and (C) combined-cycle natural gas plants vs. supercritical coal plants using low-CH 4 coal. coal, gasoline, or diesel fuel), distinctions that have been largely lacking in the policy debate. Pacala, Princeton University; James J.

Climate Change 270

Climate Change Climate Gas Coal 270

Green Car Congress

MAY 12, 2014

AlcoMix displays antiknock blending characteristics similar to those of ethanol when blended at various concentrations with non-oxygenated gasoline (RON = 82). reduction of the effect on the Reid vapor pressure of gasoline, enabling higher alcohol concentrations when blending with gasoline without increasing volatile organic compounds.

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Fuel San Diego Gasoline Austria 239

Green Car Congress

MARCH 20, 2014

Comparison plot showing mass fractions (F m ) of chemically characterized components of lubricating oils and POA. Unburned diesel fuel makes an additional smaller contribution, with an additional smaller contribution from unburned gasoline. Credit: ACS, Worton et al. Click to enlarge. —Worton et al.

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Oil Gasoline Diesel Vehicles 207

Green Car Congress

FEBRUARY 14, 2012

High-quality hydrocarbon fuels and/or blend stocks in the gasoline, jet and diesel range have been produced by the IH 2 technology in tests at GTI using a broad spectrum of biomass feed. First generation products have had excellent traits: oxygen content is less than 1%, and the gasoline octane number is around 85.

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Conversion Houston Renewable Gasoline 307

Green Car Congress

MAY 15, 2014

In a paper in the journal Fuel , researchers at Tianjin University report on the use of cooled EGR to improve the overall performance of 2-methylfuran (MF) as an alternative fuel. When the cooled EGR rate reached 15%, the NO x emissions from the gasoline at a compression ratio of 10 was reduced by about 20.6 —Pan et al.

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Fuel E6 Alternative Fuels Gasoline 199

Green Car Congress

OCTOBER 7, 2012

Researchers at the Norwegian University of Science and Technology (NTNU) have compared the emissions resulting from the production, use, and end-of-life of electric and internal combustion engine vehicles (EVs and ICEVs) in a full life-cycle analysis (LCA). This has led to a general perception of EVs as an environmentally benign technology.

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Gasoline-Electric Vehicles Coal Gasoline 309

Green Car Congress

JANUARY 12, 2013

Among the findings were: GHG emissions of gasoline ICEVs and HEVs are generally the same across provinces, since the emissions occur mainly during vehicle operation. Fuel-cycle GHG emissions of EVs, CNGVs, gasoline ICEVs and HEVs. Fuel-cycle NO x and SO 2 emissions of EVs, CNGVs, gasoline ICEVs, and HEVs. Credit: ACS, Huo et al.

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Coal Pollution China Gas 231

Green Car Congress

FEBRUARY 2, 2012

The team evaluated five vehicle types (gasoline and diesel cars, diesel buses, e-bikes, e-cars) and considered how environmental impacts varied depending on the emission location. The team found that using concentration rather than intake is suboptimal for health comparisons. 1 , equivalent to a gasoline car with a fuel economy of 5.6

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Emissions China Gasoline-Electric Fleet 252

Green Car Congress

OCTOBER 31, 2022

The Responsible Battery Coalition, in partnership with the University of Michigan Center for Sustainable Systems, launched a comprehensive research project to compare the total cost of ownership of gas and electric vehicles (EVs). Gregory Keoleian, Director of the Center for Sustainable Systems at the University of Michigan.

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Michigan Gas-Electric Gas Battery 199

Green Car Congress

MARCH 4, 2010

The company currently is optimizing the system for use in modern high-compression diesel architecture engines, near-term running on gasoline while longer-term utilizing advanced low-carbon fuels. Researchers at Syracuse University are working on a method to prepare, inject and combust supercritical diesel fuel. Earlier post.).

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Fuel Economy Fuel Economy 2014 297

Green Car Congress

AUGUST 30, 2009

In 1975, General Ernesto Geisel, then-president of Brazil, ordered the country’s gasoline supply mixed with 10% ethanol. The level was raised to 25% over the next five years, which was intended to maintain a constant Brazilian gasoline supply for an ever-increasing demand. These were arguably the first flex-fuel vehicles.

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Transportation Fuel Renewable Gasoline-Electric 317

Green Car Congress

OCTOBER 24, 2016

A research team from Empa (Swiss Federal Laboratories for Materials Science and Technology) and the University of Applied Sciences Bern, Laboratory for Exhaust Emission Control, reports that ethanol blending appeared to reduce genotoxic emissions from a flex-fuel Euro-5 gasoline direct injection (GDI) vehicle (a Volvo V60 with a 1.6

Gasoline 150

Gasoline Emissions Exhaust Vehicles 150

Green Car Congress

OCTOBER 13, 2013

The main conclusions of NREL’s analysis were: Several of the studies tested relatively large numbers of engines or vehicles, including the Coordinating Research Council’s (CRC) engine durability study (28 engines); the University of Minnesota’s in-use fleet study (80 vehicles); and the US DOE’s catalyst durability study (82 vehicles).

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2001 Minnesota Cars Emissions 300

Green Car Congress

FEBRUARY 28, 2020

In comparison, the corresponding percentage in 2000 was only 0.9%. books vs. gasoline). Michael Sivak is the managing director of Sivak Applied Research and the former director of Sustainable Worldwide Transportation at the University of Michigan. by Michael Sivak, Sivak Applied Research.

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Sale 2019 2015 2000 286

Green Car Congress

APRIL 9, 2019

A study by a team from North Carolina State University, with colleagues from the Urban Air Initiative and 3DATX Corporation, has shown that non-FFVs (flexible-fuel vehicles) can adapt to a mid-level ethanol blend—specifically E27. The study was commissioned by the Urban Air Initiative. — lead researcher Dr. Chis Frey. 2019.03.115.

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Vehicles Emissions Gasoline Fuel 284

Green Car Congress

JANUARY 13, 2011

Lifecycle GHG emissions of renewable gasoline from the IH 2 process (GTI RG) compared to petroleum gasoline and diesel. for GTI’s Integrated Hydropyrolysis and Hydroconversion (IH 2 ) technology, which converts biomass directly into cellulosic gasoline and diesel hydrocarbon blendstocks. Property comparison.

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Diesel Production Gasoline Renewable 199

Green Car Congress

JUNE 26, 2015

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.

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Oil-Sands Oil Gasoline Emissions 150

Green Car Congress

APRIL 10, 2016

A team from Carnegie Mellon University (CMU) has characterized the intermediate volatility organic compound (IVOC) emissions from on-road gasoline vehicles (LDGVs) and small off-road gasoline engines (SOREs). All LDGVs were tested using commercial summertime California gasoline and the cold-start united cycle. Gordon, T.

Gasoline 150

Gasoline Emissions Engine Exhaust 150

Green Car Congress

OCTOBER 30, 2014

A study published earlier this year in the journal Nature Climate Change that cast doubt on whether biofuels produced from corn residue could meet federal mandates for cellulosic biofuels to reduce greenhouse gas emissions by 60% compared to gasoline ( earlier post ) has drawn critical response published as correspondence in the same journal.

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Climate Change Nebraska Climate Carbon 265