Green Car Congress

APRIL 29, 2013

In a paper presented at the 2013 SAE World Congress, a team from the University of Wisconsin reported a gross indicated thermal efficiency of Reactivity Controlled Compression Ignition (RCCI) operation of near 60%, given optimized combustion management and thermodynamic conditions. —Splitter et al.

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Wisconsin Congress 2013 Fuel 309

Green Car Congress

AUGUST 1, 2013

One high-efficiency combustion concept under investigation is gasoline compression ignition (GCI)—the use of gasoline-like fuels to deliver very low NO x and PM emissions as well as high efficiency in a diesel compression ignition engine. The commercially available gasoline base had an octane number of 87. Earlier post.)

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Gasoline Diesel Engine 2007 320

Green Car Congress

NOVEMBER 2, 2021

Tennessee Technological University. North Carolina State University. Marquette University. Development of a Flex Fuel Mixing Controlled Combustion System for Gasoline/Ethanol Blends Enabled by Prechamber Ignition. University of Minnesota – Twin Cities. University of Minnesota - Twin Cities. Cummins Inc.

Emissions 304

Emissions Eaton Minnesota Hybrid 304

Green Car Congress

FEBRUARY 8, 2016

Among their findings was that E20 offers higher peak load capability and thermal efficiency than gasoline. In the newly reported study, they examined in-cylinder fuel blending with port fuel injection of gasoline or E20 and early-cycle, direct injection of ultra-low sulfur diesel or B20.

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Gasoline Wisconsin Emissions Exhaust 150

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

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Wisconsin Gasoline Light Engine 249

Green Car Congress

JUNE 7, 2019

The study was conducted by the University of California Riverside and the University of Wisconsin, Madison and commissioned by the Urban Air Initiative. The fact that simply adding more ethanol to gasoline can reduce emissions and improve public health is a story that every driver needs to hear. Durbin, Martin M.

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Gasoline Emissions Wisconsin Fuel 310

Green Car Congress

JULY 17, 2012

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.

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Davis MIT Gasoline 2010 334

Green Car Congress

MAY 2, 2014

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., Broadly, this approach is termed Gasoline Compression Ignition (GCI). Broadly, this approach is termed Gasoline Compression Ignition (GCI).

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Gasoline Fuel Light Diesel 210

Green Car Congress

APRIL 25, 2012

In 2010, The US Department of Energy (DOE) selected Delphi, along with partners Hyundai America Technical Center, Inc (HATCI); Wisconsin Engine Research Consultants (WERC); and the University of Wisconsin-Madison (UW) for a $7.48-million million grant to develop and to demonstrate a new high-efficiency vehicle concept.

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Gasoline Emissions Exhaust Wisconsin 236

Green Car Congress

FEBRUARY 4, 2010

A key strategy for achieving the project goals will be a pioneering low-temperature gasoline combustion system that could help significantly improve light-duty vehicle fuel economy. Delphi is an industry leader in advanced powertrain technology development, with new gasoline direct injection (GDi) systems soon entering production.

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Gasoline Grant Wisconsin Fuel Economy 170

Green Car Congress

AUGUST 13, 2014

Virent BioForm Gasoline blended with conventional gasoline underwent testing at Southwest Research Institute (SWRI) with the results demonstrating that the emissions from the blended fuel were well below the maximum permitted by current regulations. The EPA testing work was funded by Virent partner Royal Dutch Shell.

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EPA Fuel Wisconsin 2001 252

Green Car Congress

NOVEMBER 24, 2015

Achates Power, the developer of a family of two-stroke compression-ignition opposed-piston engines ( earlier post ), has been selected by APRA-E under its OPEN 2015 solicitation ( earlier post ) for an award of more than $9 million to develop a multi-cylinder opposed piston engine operating with compression ignition that uses gasoline as the fuel.

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Gasoline Engine Power Powered 150

Green Car Congress

APRIL 30, 2012

Researchers from the University of Wisconsin-Madison and General Motors have extended the operation range for a light-duty diesel engine operating on gasoline using extended controllability of the injection process via a triple-pulse injection strategy. Earlier post.). Krieger, R. Engines doi: 10.4271/2012-01-1131.

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Gasoline Range GM 2012 210

Green Car Congress

MAY 15, 2021

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.

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Carbon Production Conversion Universal 303

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AUGUST 2, 2017

Producing value-added co-products is an approach to achieving DOE’s strategic goal of producing hydrocarbon fuels at $3/gasoline gallon equivalent. In August 2016, DOE's Bioenergy Technologies Office (BETO) selected three projects for an initial round of funding. Earlier post.) The total funding for the four MEGA-BIO awards is $13.1

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Wisconsin Michigan Renewable Universal 150

Green Car Congress

DECEMBER 8, 2014

Researchers at the University of Wisconsin-Madison have used computational fluid dynamics modeling to investigate cycle-to-cycle instability of homogeneous charge compression ignition (HCCI) and reactivity-controlled compression ignition (RCCI) engines—two approaches to low-temperature combustion.

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Wisconsin Exhaust Diesel Gas 329

Green Car Congress

JULY 17, 2017

The University of Wisconsin-Madison and ExxonMobil announced a two-year renewal of an agreement to research the fundamental chemistry of converting biomass into transportation fuels. Ethanol is currently produced from a range of sources and is widely used as an additive to gasoline. —Professor Huber.

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Conversion Transportation Fuel Wisconsin 150

Green Car Congress

OCTOBER 9, 2014

million for five projects to develop advanced biofuels and bioproducts that will help drive down the cost of producing gasoline, diesel, and jet fuel from biomass. Fractional collection of the fuel product allows for the different fractions to be used as blend-stock for gasoline, diesel, or jet fuel. Earlier post.).

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Wisconsin Atlanta Minnesota Convert 225

Green Car Congress

APRIL 21, 2010

The vapor pressure of this fluid is relatively low when compared with ethanol; thus the fluid, when mixed with gasoline, will result in lower VOC emissions in storage, since it serves as a “keeper”. Conversely to the effect on diesel fuel, the additive shifts the distillation curve of gasoline to higher temperatures.

Gasoline 170

Gasoline Diesel Wisconsin Fuel 170

Green Car Congress

MAY 18, 2019

Researchers from the University of Wisconsin Madison and ExxonMobil Research and Engineering have devised a two-stage process by which an alcohol such as ethanol or 1-butanol can be converted with high yields into distillate-range ethers and olefins by combining Guerbet coupling (the coupling of two alcohol molecules) and intermolecular dehydration.

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Convert Diesel Range Conversion 249

Green Car Congress

AUGUST 5, 2010

Researchers at the University of Wisconsin led by Dr. Rolf Reitz are developing a dual-fuel compression engine combustion strategy called reactivity controlled compression ignition (RCCI) to simultaneously reduce fuel consumption and regulated emissions of NO x and PM. Earlier post.).

Fuel 249

Fuel Wisconsin San Diego Exhaust 249

Green Car Congress

APRIL 4, 2013

Emphasis in the next five years will be on bringing new methods and discoveries to maturity, developing new lines of research, and accelerating the transformation of scientific breakthroughs into new technologies that can transition to the marketplace.

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Renewable Wisconsin 2007 Michigan 225

Green Car Congress

AUGUST 15, 2010

Researchers at the University of Wisconsin–Madison led by James Dumesic have developed a catalytic process to convert cellulose into liquid hydrocarbon fuels (diesel and gasoline), using a cascade strategy to achieve the progressive removal of oxygen from biomass, allowing the control of reactivity and facilitating the separation of products.

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Convert Gasoline Diesel Renewable 244

Green Car Congress

FEBRUARY 26, 2010

Researchers at the University of Wisconsin, led by Dr. James Dumesic, have developed a process to convert aqueous solutions of ?-valerolactone GVL retains 97% of the energy content of glucose and performs comparably to ethanol when used as a blending agent (10% v/v) in conventional gasoline. Credit: Bond et al.,

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Wisconsin Convert Hydrogen Transportation 210

Green Car Congress

FEBRUARY 19, 2018

Of them, the Great Lakes Bioenergy Research Center ( GLBRC ), led by the University of Wisconsin–Madison, had a goal of turning more of the corn plant—the stalk and leaves that makes up the stover—into ethanol, while developing perennial plants like switchgrass and miscanthus (also called silvergrass) into potential feedstocks.

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Conversion Wisconsin Climate Change Renewable 279

Green Car Congress

JULY 23, 2011

The University of Wisconsin-Madison Hybrid Vehicle Team will work with the UW-Madison Engine Research Center to test implementations of Reactivity Controlled Compression Ignition (RCCI) engines being developed by UW mechanical engineering professor Rolf Reitz and his colleagues. Earlier post.). —Glenn Bower.

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Engine Hybrid Wisconsin Fuel 199

Green Car Congress

JUNE 25, 2016

Researchers at Tsinghua University, along with Professor Rolf Reitz at the Engine Research Center, University of Wisconsin-Madison, have investigated for the first time the the characteristics of homogenous charge compression ignition (HCCI) of polyoxymethylene dimethyl ether (PODE). Wang et al. Click to enlarge. Wang et al.

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Diesel Fuel Gasoline Wisconsin 150

Green Car Congress

SEPTEMBER 25, 2012

CR Gasoline, in which gasoline was injected through the higher-pressure common rail injector, allowing for much later injections of large quantities of gasoline. This allows for stratification of the gasoline charge before any diesel is injected. One caveat is that the CR Gasoline case was not optimized.

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Emissions Fuel Gasoline Diesel 352

Green Car Congress

SEPTEMBER 7, 2016

The APR technology was discovered at the University of Wisconsin in 2001 by Virent’s co-founder and chief technology officer, Dr. Randy Cortright. Tesoro will operate Virent as a wholly owned subsidiary which will be located in Madison, Wisconsin. Earlier post.). Virent has trademarked this product BioFormate. Source: Virent.

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Renewable Companies Fuel Wisconsin 150

Green Car Congress

OCTOBER 3, 2012

A team from the University of Wisconsin-Madison, University of Massachusetts-Amherst and Gwangju Institute of Science and Technology of South Korea has demonstrated the feasibility of using proton-exchange-membrane (PEM) reactors electrocatalytically to reduce biomass-derived oxygenates into renewable fuels and chemicals.

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Convert Fuel South Korea Massachusetts 210

Green Car Congress

JUNE 19, 2013

Preliminary results from a new study by a team from Oak Ridge National Laboratory (ORNL) and the University of Wisconsin suggest that the fuel properties of moderate biofuel blends such as E20 and B20 increase the benefits of the use of Reactivity Controlled Compression Ignition (RCCI). Earlier post.).

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Light Engine Gasoline Wisconsin 207

Green Car Congress

FEBRUARY 5, 2016

A team at the Engine Research Center (ERC), University of Wisconsin-Madison has demonstrated the viability of reactivity-controlled compression ignition (RCCI) in a two-stroke engine. However, RCCI experiments with gasoline and n-heptane (higher volatility) proved to be successful. Earlier post.)

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Engine Wisconsin Automobile Gasoline 150

Green Car Congress

MAY 4, 2009

The US Department of Energy (DOE) selected six cost-shared University Advanced Combustion and Emissions Controls research and development projects totaling up to $13 million in DOE funding, subject to annual appropriations. The following projects were selected for award negotiation and will be cost shared at a minimum of 20%.

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Emissions Wisconsin Michigan Houston 150

Green Car Congress

AUGUST 28, 2019

It showed that while electric vehicles provide the greatest impact in reducing greenhouse gas emissions for most of the country, especially on both coasts and in the south, significant parts of the Midwest had the opposite result, with lightweight gasoline-powered vehicles achieving a greater reduction.

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MIT Ford Vehicles Gasoline-Electric 236

Green Car Congress

JANUARY 5, 2015

Among their findings were that multi-mode RCCI has the potential to offer greater than 15% fuel economy improvement over a 2009 gasoline PFI baseline over many light-duty driving cycles, despite the lack of complete drive cycle coverage for RCCI mode. During RCCI-only operation, fuel usage was found to be between 57 and 69% gasoline.

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Fuel Economy Economy Light Fuel 150

Green Car Congress

AUGUST 14, 2015

Isobutanol is attractive because its energy density and octane values are closer to those of gasoline; it is useful not only as a direct replacement for gasoline but also as a chemical feedstock for a variety of products. For example, isobutanol can be chemically upgraded into a hydrocarbon equivalent for jet fuel. Lin, Luo Mi, Amy H.

Engine 150

Engine Los Angeles Wisconsin Universal 150

Green Car Congress

JULY 22, 2011

Regulatory hurdles are hindering the successful commercialization of emerging liquid biofuels, according to a new study by University of Illinois law professor Jay P. Slating, a regulatory associate with the University of Illinois Energy Biosciences Institute. Wisconsin Law Review ; Illinois Public Law Research Paper No.

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Illinois Commercial Wisconsin EPA 186