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.

Diesel 150

Diesel Fuel Gasoline Wisconsin 150

Green Car Congress

OCTOBER 25, 2010

A team from Universita degli Studi di Pisa (Italy) and Rolf Reitz at the University of Wisconsin-Madison are proposing a novel combustion concept—Homogenous Charge Progressive Combustion (HCPC)—based on a split-cycle principle to control HCCI combustion in diesel-fueled engines. —Musu et al. Tamagna, D.,

Concept 318

Concept Diesel San Diego 2010 318

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. direct-injection light-duty diesel engine. Earlier post.) —Adams et al. Kalghatgi, G.,

Gasoline 320

Gasoline Diesel Engine 2007 320

Green Car Congress

DECEMBER 19, 2015

The University of Wisconsin-Madison and ExxonMobil announced a two-year agreement to research the fundamental chemistry of converting biomass into transportation fuels. The challenge is to make biomass-derived fuels cost-competitive with petroleum-derived diesel fuels. The science of biomass conversion is very complicated.

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Transportation Fuel Wisconsin Iowa 150

Green Car Congress

MAY 26, 2022

—James Turner, Professor of Mechanical Engineering, Clean Combustion Research Center, King Abdullah University of Science and Technology (KAUST). Bourns College of Engineering – Center for Environmental Research and Technology, University of California, Riverside, Riverside, CA. Indian Institute of Science, Bangalore, India.

Hydrogen 353

Hydrogen Engine Saudi Arabia Universal 353

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. This technology could potentially allow larger diesel and jet fuel molecules to be produced from renewable sources. —Professor Huber.

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Conversion Transportation Fuel Wisconsin 150

Green Car Congress

NOVEMBER 8, 2021

The funded projects include: University of Wisconsin Madison for “Efficiency Mixing Controlled Compression Ignition Combustion of Propane DME Blends”. Oberon Fuels, the first company to produce renewable DME (rDME) in the US, is a supporting partner. WM International Engineering L.L.C.

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Waste Cleaner Emissions Renewable Wisconsin 186

Green Car Congress

DECEMBER 7, 2013

The way diesel engines operate is being changed from operating in a high temperature to a low temperature regime in order to suppress the formation of both NO x and soot. Although there are several acronyms for the new diesel combustion systems, viz., spray, ignition, combustion chemistry, and emissions. …

Diesel 257

Diesel Ford Fuel Emissions 257

Green Car Congress

JULY 29, 2021

Clemson University will develop a lightweight, multi-material passenger vehicle body structure, addressing challenges in joining dissimilar materials. SUNY University @ Stony Brook. Penn State University. Penn State University. University of California, San Diego. University of Illinois at Chicago.

Li-ion 186

Li-ion Emissions Lithium Sulfur Lithium Ion 186

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

AUGUST 1, 2020

University of Alabama. University of North Dakota. North Carolina State University. Oregon State University. Decontamination of Non-recyclable MSW and Preprocessing for Conversion to Diesel. University of Cincinnati. University of Maryland - College Park. . Princeton University. Project title.

Waste 186

Waste Conversion Universal San Diego 186

Green Car Congress

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. Click to enlarge.

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Wisconsin Gasoline Light Engine 249

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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Green Car Congress

JUNE 29, 2013

Rolf Reitz of the University of Wisconsin found that reactivity controlled compression ignition (RCCI) ( earlier post ) in a light-duty engine can meet Tier 2 Bin 5 NO x levels without aftertreatment, while offering a 4% improvement in fuel consumption and 7.3% Earlier post.). —Kokjohn and Reitz. Sage L Kokjohn and Rolf D.

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Light Engine Wisconsin Fuel Economy 207

Green Car Congress

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.).

Diesel 150

Diesel Engine Emissions Light 150

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

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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 ? Source: Alonso et al. Click to enlarge.

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Diesel Renewable Wisconsin Hydrogen 170

Green Car Congress

NOVEMBER 2, 2011

An earlier closed-cycle simulation study with Dr. David Foster from the University of Wisconsin found that the opposed-piston 2-stroke Achates engine could show an indicated thermal efficiency of 53%. g/kWh BSFC for the Achates engine, versus 239.9 g/kWh for the reference engine. This represents a 7% improvement since September 2010.

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Engine San Diego Power Powered 257

Green Car Congress

APRIL 17, 2014

Compared to new diesel engines, the Delphi team found that BSFC for GDCI at light loads was comparable or better, and at high loads was about 5% higher. A high octane fuel was injected late on the compression stroke of a boosted diesel engine operating with high EGR. Earlier post , earlier post.). Background. Earlier post.)

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AUGUST 21, 2014

University of Colorado Boulder. University of Wisconsin - Madison. University of Connecticut. University of Illinois at Urbana- Champaign. Utah State University. The Ohio State University. The Regents of the University of Michigan. Power electronics and electric motors (Area of Interest 2).

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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.

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Renewable Wisconsin 2007 Michigan 225

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 Credit: Bond et al., Click to enlarge. It really is very simple.

Wisconsin 210

Wisconsin Convert Hydrogen Transportation 210

Green Car Congress

APRIL 21, 2010

The additive shifts the distillation curve for diesel fuel to lower temperatures, with most of the additive removed from the mixture by the 40% distillate volume fraction. 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. —Bruno et al.

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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

FEBRUARY 8, 2016

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. Both biofuels offered faster transient response to recover the CA50 to the steady-state CA50 value than gasoline or ultra-low sulfur diesel.

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Gasoline Wisconsin Exhaust Emissions 150

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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Green Cars News

AUGUST 1, 2013

To combine the efficiency of a diesel compression ignition engine with the ultra-low nitrogen oxide and PM emissions of a blend of petrol? The University of Wisconsin took the challenge to solve the problem of the higher ignition of petrol fuels: and[.]. Is it possible to have the best of both worlds?

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Petrol Diesel Engine Wisconsin 51

Green Car Congress

OCTOBER 16, 2014

Amyris received the Small Business award for its renewable hydrocarbon farnesane for use as diesel and jet fuel. Farnesene is a building block hydrocarbon that can be converted into a renewable, drop-in replacement for petroleum diesel without certain drawbacks of first-generation biofuels. Professor Shannon S.

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Green Oil EPA Diesel 290

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

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. This allows for stratification of the gasoline charge before any diesel is injected. Wissink et al. Click to enlarge. Earlier post.)

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Emissions Fuel Gasoline Diesel 352

Green Car Congress

JANUARY 5, 2015

Fuel usage over the drive cycles showed that nearly equal amounts of gasoline and diesel fuel would most likely need to be carried on board for RCCI multi-mode operation, which requires two fuels. Their paper is published in the International Journal of Engine Research. RCCI background. earlier post , earlier post ). Curran et al.

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Fuel Economy Economy Light Fuel 150

Green Car Congress

SEPTEMBER 21, 2011

Shedd said the engine could be up to about 30% more efficient than a standard diesel engine, depending on the engine load and speed. In contrast, he says, the K6 can be made by modifying existing diesel engines in a way that is both realistic and manufacturable. —Timothy Shedd.

Engine 186

Engine Diesel Standards Exhaust 186

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. The researchers suggested that further design optimization might enable the use of a standard diesel fuel instead of n-heptane. Earlier post.)

Engine 150

Engine Wisconsin Automobile Gasoline 150

Green Car Congress

FEBRUARY 4, 2010

The novel concept offers the potential for diesel-like efficiency while maintaining very low emissions. Delphi advanced powertrain systems engineers will partner with Hyundai America Technical Center, Inc (HATCI); Wisconsin Engine Research Consultants ( WERC ); the University of Wisconsin-Madison (UW); and Wayne State University (WSU).

Gasoline 170

Gasoline Grant Wisconsin Fuel Economy 170

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.). —Hanson et al.

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Light Engine Gasoline Wisconsin 207

Green Car Congress

NOVEMBER 24, 2015

This engine will also be more efficient than conventional diesel engines, but without the additional cost incurred by diesel fuel injection and complex exhaust aftertreatment. Although Achates’s work to date has been with diesel, its fundamental approach is suited for advanced combustion regimes using other fuels as well.

Gasoline 150

Gasoline Engine Power Powered 150

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.). Source: Virent. Click to enlarge.

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