Green Car Congress

OCTOBER 25, 2022

In conjunction with the States of North Dakota, Minnesota, Wisconsin and Montana, Bakken Energy is working on the design of the Heartland Hydrogen Hub, a regional clean hydrogen hub recently announced by North Dakota Governor Doug Burgum. and Schneider National Carriers Inc.,

North Dakota 397

North Dakota Hydrogen Design Energy 397

Green Car Congress

AUGUST 3, 2009

Researchers at the University of Wisconsin, led by Dr. Rolf Reitz, are investigating a blended dual-fuel (gasoline and diesel) concept to extend the operating range of partially premixed charge compression ignition combustion by using the varying fuel reactivity of the charge blend, which is determined in real time. Rolf Reitz.

Wisconsin 225

Wisconsin Gasoline Diesel Universal 225

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). A high octane fuel was injected late on the compression stroke of a boosted diesel engine operating with high EGR. Background.

Gasoline 304

Gasoline Engine Fuel Wisconsin 304

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. The 60% study.

Wisconsin 309

Wisconsin Congress 2013 Fuel 309

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MAY 31, 2011

In contrast to conventional diesel combustion, the highest temperature for RCCI combustion in center of chamber (adiabatic core). The high temperature in conventional diesel combustion is next to the piston bowl surface. Gasoline-diesel operation was demonstrated at engine loads up to 14.5 Source: Rolf Reitz.

Wisconsin 249

Wisconsin Gasoline Light Engine 249

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.

Gasoline 150

Gasoline Wisconsin Emissions Exhaust 150

Green Car Congress

NOVEMBER 11, 2014

Researchers in China have generated gasoline fuel with a research octane number of 95.4 valerolactone (GVL)—the highest octane number reported for biomass-derived gasoline fuel—using an ionic liquid catalyst. The obtained gasoline was rich in trimethylpentane (isooctane), with the RON of 95.4. from biomass-derived ?-valerolactone

Gasoline 256

Gasoline China Fuel Hydrogen 256

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”. The presence of up to 2.5% (v/v) of γ-valerolactone in diesel fuel does not appear to affect the volatility to any great extent.

Gasoline 170

Gasoline Diesel Wisconsin Fuel 170

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.

Convert 244

Convert Gasoline Diesel Renewable 244

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). spark ignited, SI) by running it in compression ignition mode with naphtha fuels.

Gasoline 210

Gasoline Fuel Light Diesel 210

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). Oxygen content and cetane number of oxygenates. Wang et al.

Diesel 150

Diesel Fuel Gasoline Wisconsin 150

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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.

Gasoline 150

Gasoline Engine Power Powered 150

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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. Earlier post.)

Gasoline 236

Gasoline Emissions Exhaust Wisconsin 236

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.

Gasoline 210

Gasoline Range GM 2012 210

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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.).

Wisconsin 225

Wisconsin Atlanta Minnesota Convert 225

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.

Wisconsin 329

Wisconsin Exhaust Diesel Gas 329

Green Car Congress

SEPTEMBER 25, 2012

However, similar to other LTC strategies, RCCI suffers from levels of UHC and CO that are considerably higher than in conventional diesel combustion. CR Gasoline, in which gasoline was injected through the higher-pressure common rail injector, allowing for much later injections of large quantities of gasoline.

Emissions 352

Emissions Fuel Gasoline Diesel 352

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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. The novel concept offers the potential for diesel-like efficiency while maintaining very low emissions. Delphi Corp., Earlier post.)

Gasoline 170

Gasoline Grant Wisconsin Fuel Economy 170

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AUGUST 4, 2016

L diesel engine modified to operate in the RCCI combustion mode. The light-duty diesel was equipped with the original high-pressure common rail injection system, high-pressure exhaust gas recirculation (EGR), variable geometry turbocharger and variable swirl actuation. —John Storey, lead author. Earlier post.). Storey et al.

Diesel 150

Diesel Emissions Engine Light 150

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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. Tags: Diesel Engines Fuel Efficiency Fuels. Earlier post.).

Fuel 249

Fuel Wisconsin San Diego Exhaust 249

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.

Conversion 150

Conversion Transportation Fuel Wisconsin 150

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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.). —Hanson et al.

Light 207

Light Engine Gasoline Wisconsin 207

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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.

Engine 199

Engine Hybrid Wisconsin Fuel 199

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AUGUST 24, 2011

Virent’s BioForming platform can produce drop-in gasoline, diesel or jet fuels from plant sugars. Virent has taken another step in the gasoline certification process, successfully completing its first road fleet test organized and executed by Virent collaborator and investor Royal Dutch Shell. Source: Virent.

Fleet 343

Fleet Auto Gasoline Wisconsin 343

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FEBRUARY 28, 2012

The plant uses a thermo-catalytic process technology licensed from Shell commercial partner Virent, which is similar to the process being used at the Virent pilot plant in Madison, Wisconsin.

Wisconsin 210

Wisconsin Houston Building Gasoline 210

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AUGUST 31, 2011

The US Department of Energy (DOE) is awarding up to $12 million to fund three small-scale projects in Illinois, Wisconsin, and North Carolina that aim to commercialize novel conversion technologies to accelerate the development of advanced, drop-in biofuels and other valuable bio-based chemicals. Virent Energy Systems, Inc.

North Carolina 210

North Carolina Wisconsin Production Illinois 210

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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., Click to enlarge.

Wisconsin 210

Wisconsin Convert Hydrogen Transportation 210

Green Car Congress

DECEMBER 12, 2014

Virent’s production of paraxylene at its Madison, Wisconsin laboratory, has reached a capacity of 10 tons per year which will allow Virent to serve the needs of multiple collaborators for product validation and market demonstrations. The company has broadened its product offerings for renewable chemicals through this process.

Range 210

Range Wisconsin Renewable Honda 210

Green Car Congress

MAY 1, 2013

The jet fuel was produced at a new Virent demonstration plant built to produce drop-in jet and diesel fuels from 100% renewable plant sugars. The plant was constructed at the company’s facility in Madison, Wisconsin under a $1.5-million The validation plan includes fit-for-purpose, fuel system and combustor rig testing.

Fuel 236

Fuel Wisconsin Renewable Gasoline 236

Green Car Congress

MAY 4, 2010

Researchers at the University of Wisconsin-Madison have demonstrated that it is possible to achieve good yields of renewable hydrocarbons in the molecular weight range suitable for jet and diesel fuel applications through the processing of C 9 alkenes produced from biomass-derived ?-valerolactone Source: Alonso et al. Click to enlarge.

Diesel 170

Diesel Renewable Wisconsin Hydrogen 170

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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.

Fuel Economy 150

Fuel Economy Economy Light Fuel 150

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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.

Renewable 225

Renewable Wisconsin 2007 Michigan 225

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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.) At 1200 rpm, IMEP of 2.0 versus 25.2%

Engine 150

Engine Wisconsin Automobile Gasoline 150

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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.). as well as a wide variety of cellulosic biomass from nonfood sources.

Renewable 150

Renewable Companies Fuel Wisconsin 150

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JANUARY 6, 2012

Its patented technology features catalytic chemistry to convert plant-based materials into a full range of products identical to those made from petroleum, including gasoline, diesel, jet fuel, and chemicals for plastics and fibers.

Wisconsin 218

Wisconsin Honda Grant Convert 218

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JANUARY 3, 2013

A team of researchers led by James Dumesic and George Huber, both now at the University of Wisconsin-Madison, have demonstrated how C 5 sugars derived from hemicellulose can be converted into a high-quality petroleum refinery feedstock via a four-step catalytic process. Source: Olcay et al. Click to enlarge.

Convert 268

Convert Renewable Hydrogen Carbon 268

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MARCH 23, 2010

and Shell have successfully started production at the first demonstration plant converting plant sugars into gasoline and gasoline blend components, rather than ethanol. The partnership with Shell has focused on optimizing the process for the production of gasoline-like molecules. Virent Energy Systems, Inc. Earlier post.)

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Production Gasoline Wisconsin Fuel Economy 230