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 19, 2010

Reed Doucette and Malcolm McCulloch at the University of Oxford (UK) have compared high-speed flywheels, batteries, and ultracapacitors on the bases of cost and fuel economy as the energy storage system in a fuel cell based hybrid electric vehicle. Their paper is in press in the Journal of Power Sources.

Energy Storage 199

Energy Storage Fuel Economy Hybrid Energy 199

Green Car Congress

OCTOBER 3, 2013

Achieved Corporate Average Fuel Economy (CAFE) fuel economy performance has exceeded the anticipated levels for 2012 and 2013 model years—the two years that the current standard has been in effect—according to a new analysis by Michael Sivak and Brandon Schoettle at the University of Michigan Transportation Research Institute (UMTRI).

Fuel Economy 220

Fuel Economy MPG 2013 2012 220

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% —Kokjohn and Reitz. Sage L Kokjohn and Rolf D.

Light 207

Light Engine Wisconsin Fuel Economy 207

Green Car Congress

MARCH 27, 2020

Co-Optima estimations indicate that significant fuel economy improvements are possible with improvements to RON, S, and HOV. The report highlights researchers’ answers to three vital questions: What fuels do engines want? At a 30% blend level, this equates to an 18% reduction in emissions for the finished fuel.

Alcohol Blend 243

Alcohol Blend Fuel Engine Fuel Economy 243

Green Car Congress

JANUARY 29, 2014

Murtaugh earned a bachelor’s degree from Kettering University and a master’s degree in industrial management from Stanford University. Recent testing by FEV has verified that the innovative, patented ultra-efficient Pinnacle Engine design provides 30-50% fuel economy.

Asia 220

Asia Engine GM China 220

Green Car Congress

MARCH 9, 2016

Rice University researchers have determined a more effective way to use natural gas to reduce climate-warming emissions would be in the replacement of existing coal-fired power plants and fuel-oil furnaces rather than burning it in cars and buses. Graphic by Tanyia Johnson/Rice University. Click to enlarge.

Gas-Electric 150

Gas-Electric Gas Transportation Coal 150

Green Car Congress

FEBRUARY 23, 2020

Once vehicle-classification labels were applied using commercial software, and DOE fuel-economy estimates added, the team had a unique dataset to train a convolutional neural network for vehicle identification. Gee, “Estimating Vehicle Fuel Economy from Overhead Camera Imagery and Application for Traffic Control.”

Light 359

Light Fuel Vehicles 2018 359

Green Car Congress

FEBRUARY 1, 2016

A new report from the University of Michigan Transportation Research Institute (UMTRI) reviews the major advantages and disadvantages associated with battery-electric vehicles (BEVs) and fuel-cell vehicles (FCVs). Michael Sivak also incudes information for current gasoline-powered internal combustion engines as a baseline comparison.

San Diego 150

San Diego Fuel District of Columbia Gasoline-Electric 150

Green Car Congress

AUGUST 3, 2009

The dual-fuel PCCI strategy showed thermal efficiency of 53%. Emissions under the dual-fuel concept, at 11 bar IMEP. The University of Wisconsin concept proposes the use of dual fuel tanks, with port fuel injection of gasoline and direct injection of diesel, with the in-cylinder mixing of the fuels.

Wisconsin 225

Wisconsin Gasoline Diesel Universal 225

Green Car Congress

FEBRUARY 5, 2018

The Ricardo CryoPower split-cycle engine concept redefines the processes of internal combustion to enable significantly improved internal thermal efficiency in comparison with today’s state-of-the-art engines.

Commercial 199

Commercial Engine Companies Fuel 199

Green Car Congress

OCTOBER 22, 2013

Summary of comparison of NO x emissions and fuel consumption of hybrid (D7E) and conventional (D6) dozers. The researchers used the activity measurements to develop duty cycles that were representative and also repeatable in terms of getting good comparisons between the different equipment. —Kent Johnson.

Emissions 231

Emissions Hybrid Fuel Diesel 231

Green Car Congress

JULY 9, 2017

In a new study, a team from the University of Central Florida and MIT has found that the US Corporate Average Fuel Economy (CAFE) Standards is an effective policy solution that does increase the adoption of EVs, whether it is implemented alone or in conjunction with another policy such as government incentives. Click to enlarge.

Market 150

Market Fuel Economy Standards 2016 150

Green Car Congress

NOVEMBER 20, 2016

A team at Carnegie Mellon University (CMU) led by Dr. Jeremy Michalek has investigated the implications of regional and drive cycle variations on the degradation of a plug-in hybrid electric (PHEV) battery. a) Capacity Fade in Phoenix, comparison of air cooling vs no cooling for two drive cycles. (b)

PHEV 150

PHEV San Francisco Phoenix Batteries 150

Green Car Congress

FEBRUARY 5, 2016

In four campaigns over the year-long study, the team from the University of Toronto measured emissions 15 meters from the roadway, then converted the measurements to fuel-based emission factors (EFs). Hence, GDI PM mass loadings and chemical composition may vary depending on the measurement environment or exhaust conditioning.

Environment 150

Environment Emissions Exhaust 2014 150

Green Car Congress

JANUARY 12, 2013

On a national average, EVs and CNGVs can reduce fuel-cycle GHG emissions per kilometer traveled by 20% and 6%, relative to ICEVs. In the future (the year 2030), improving vehicle fuel economy will reduce GHG emissions of ICEVs, CNGVs, and EVs. Credit: ACS, Huo et al. Click to enlarge.

Coal 231

Coal Pollution China Gas 231

Green Car Congress

MAY 12, 2017

However, each material used in vehicle production contributes to lightweighting and improves fuel economy, but each does so at a different cost to the manufacturer—and to the environment. Dr. Roland Geyer developed the University of California Santa Barbara Automotive Materials GHG Comparison Model ( UCSB Model ).

Audi 207

Audi 2000 North America 2018 207

Green Car Congress

AUGUST 19, 2014

Results of a lifecycle analysis by a team at the University of Michigan suggest that multiple types of natural gas-powered vehicles—i.e., A mid-sized ICE vehicle driven in the United States was also investigated as a basis for comparison. Credit: ACS, Dai and Lastoskie. Click to enlarge. particulate matter formation (PMF).

Gas 218

Gas Li-ion Gas-Electric Conversion 218

Green Car Congress

MAY 27, 2015

A study by Carnegie Mellon University researchers comparing life cycle greenhouse gas (GHG) emissions from different natural gas pathways for medium and heavy-duty vehicles (MHDVs) found that the GHG reduction potentials of the pathways vary sharply between non-Class 8 MHDVs (e.g., refuse trucks and tractor-trailers). —Tong et al.

Gas 150

Gas Diesel Gas-Electric Emissions 150

Green Car Congress

SEPTEMBER 4, 2013

Based on a concept investigated by Ricardo for power generation purposes in the 1990s (the IsoEngine), the split-cycle engine for heavy vehicle use was the subject of the TSB supported “CoolR” feasibility project, commenced in 2011, in which Ricardo partnered with the University of Brighton.

Engine 249

Engine Fuel Vehicles Waste 249

Green Car Congress

JUNE 10, 2009

Measured fuel economy improvements cannot factor in a hybrid system. For these reasons, DOE is seeking proposals from integrated teams that include an engine manufacturer, a truck OEM and a trailer manufacturer, suppliers, national labs, universities, fleet operators and other stakeholders.

Light 150

Light Fuel Economy Economy Engine 150

Green Car Congress

AUGUST 1, 2011

Comparing fuel consumption with diesel, 50D/50E and 50D/50E + 7% DME. In a study published in the ACS journal Energy & Fuels , M. Emulsification of diesel with ethanol is one of the possible approaches to improve fuel economy and reduce emissions of pollutants from diesel engines. Credit: ACS, Ashok 2011.

Diesel 210

Diesel Emissions Fuel 2011 210

Green Car Congress

AUGUST 3, 2015

In other words, they found that they real-world fuel economy benefit of adoption of HEVs may be better than for estimates based on EPA “sticker” fuel economy alone. Our real-world VSP-specific FCR measurements suggest computed FTP (city) cycle CV fuel use would be nearly 2 times higher than for the HEV and 1.3

Fuel Economy 150

Fuel Economy EPA Economy Fuel 150

Green Car Congress

JANUARY 15, 2012

The particle number count under those conditions increased by more than an order of magnitude in comparison to DPF-out particle concentrations. The transient results illustrate the gradual formation of the nucleation mode particles with continuous increase in exhaust temperatures. Credit: ACS, Thiruvengadam et al. Click to enlarge.

Exhaust 218

Exhaust Diesel West Virginia 2007 218

Clean Fleet Report

AUGUST 6, 2023

Electrify America’s charging network were the backbone of our trip Cost Comparison We charged 412.23 The fuel costs we saw posted during our trip averaged $4 per gallon for 87 octane, which would be $276 gasoline costs, so advantage electric, but not by much. There is a positive, universal attitude that was calm and positive.

Las Vegas 83

Las Vegas Charging Utah Miles 83

Green Car Congress

SEPTEMBER 13, 2011

The comparison between a donkey and a thoroughbred racehorse is an excellent example: each has a head, a body and four legs. Fuel economy is improved by up to 35%. Concept You is the successor to the Concept Universe, which was presented at Auto Shanghai before the summer.

Volvo 246

Volvo Concept Engine Future 246

Green Car Congress

AUGUST 30, 2009

Under this test program, Renergie will use variable blending pumps, not splash blending, to precisely dispense hydrous ethanol blends of E10, E20, E30, and E85 to test vehicles for the purpose of testing for blend optimization with respect to fuel economy, engine emissions, and vehicle drivability. C in the anhydrous state.

Transportation 317

Transportation Fuel Renewable Gasoline-Electric 317

Green Car Congress

JANUARY 25, 2013

John DeCicco at the University of Michigan argues that to reduce transportation sector greenhouse gas emissions, the proper policy focus should be upstream in sectors that provide the fuel, rather than downstream on the choice of fuels in the automobile. In a new working paper, Prof. A parametric analysis by Barter et al.

Fuel 236

Fuel Supplies Transportation Climate Protection 236

Green Car Congress

MAY 1, 2013

The Design Advisor software was developed by Dr. Don Malen of the University of Michigan’s College of Engineering to assist automotive decision makers in evaluating and selecting the material that best fits the requirements of a given application.

Design 225

Design Industrial Industry Fuel Economy 225

Green Car Congress

MAY 12, 2017

The study, by a team of researchers from Carnegie Mellon University, University of Georgia, Aerodyne Research, California Air Resources Board (ARB), Ohio State University, UC Berkeley, and UC San Diego is published in the ACS journal Environmental Science & Technology. For our fleet, increases in the fuel economy of 1.6% (0.5−2.4%;

Fleet 207

Fleet Engine Global Fuel Economy 207

Green Car Congress

FEBRUARY 2, 2013

The US Department of Energy (DOE) Vehicle Technology Program is seeking public comment on the draft of an upcoming solicitation ( DE-FOA-0000793 ) totaling more than $50 million for new research projects that will develop advanced technologies to improve vehicle performance and increase fuel economy.

Li-ion 240

Li-ion Fuel Vehicles Lithium Ion 240

Green Car Congress

DECEMBER 10, 2009

Comparison of fuel consumption of Omnivore, homogeneous Gasoline Direct Injection (GDI) and Spray-Guided GDI engines. The first testing phase of Lotus Engineering’s Omnivore variable compression ratio, flex-fuel direct injection two-stroke engine ( earlier post ) has been successfully completed on gasoline. Click to enlarge.

Fuel Economy 218

Fuel Economy Engine Light Fuel 218

Green Car Congress

NOVEMBER 7, 2016

One example of the potential for low-temperature combustion (LTC) engine technology for range extended electric vehicles (REEV) presented at the Symposium was work by Ali Solouk and Assistant Professor Mahdi Shahbakhti at Michigan Technological University. This fuel economy improvement is reduced to 3% in comparison to a modern CI (i.e.

PHEV 218

PHEV Engine Fuel Economy Economy 218

Green Car Congress

FEBRUARY 19, 2009

Dr. Patil has an undergraduate degree from IIT, Bombay (India) and a PhD in Aerospace Engineering from the University of Michigan, Ann Arbor. CPI believes that people make an unreasonable comparison to consumer electronics (CE) pricing when discussing Li-ion for automotive traction (AT) applications.

Li-ion 170

Li-ion Power Powered Market 170

Green Car Congress

JUNE 10, 2013

A new analysis by Orkun Karabasoglu and Jeremy Michalek of the Carnegie Mellon Vehicle Electrification Group at Carnegie Mellon University found that driving conditions affect the economic and environmental benefits of electrified vehicles “ substantially ”. Base case cost and GHG comparison. Source: Karabasoglu and Michalek.

Vehicles 199

Vehicles Plug-in PHEV Plug 199

Green Car Congress

FEBRUARY 2, 2012

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 The study used an intake-based, rather than concentration-based, risk assessment for primary PM 2.5. For example, they noted, comparing PM 2.5 L/100km (or 42 mpg US).

Emissions 252

Emissions China Gasoline-Electric Fleet 252

Green Car Congress

APRIL 17, 2014

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 ultra fuel efficient vehicle (UFEV) vehicle concept.

Gasoline 304

Gasoline Engine Fuel Wisconsin 304