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? compression ratio, extent of downsizing, etc.). Source: Co-Optima capstone report.

Alcohol Blend 243

Alcohol Blend Fuel Engine Fuel Economy 243

Green Car Congress

NOVEMBER 17, 2013

Ford says the engine can deliver up to 15% better fuel economy than comparable six-cylinder engines. The all-new 2015 Lincoln MKC small premium utility, unveiled last week, offers an all-new engine—a 2.3-liter liter EcoBoost gasoline turbocharged direct injection (GTDI) four-cylinder unit.

Louisville 286

Louisville Exhaust Future Fuel Economy 286

Green Car Congress

APRIL 23, 2012

SAE’s 2012 High Efficiency IC Engine Symposium in Detroit—the second as an immediate precursor to the SAE World Congress—opened on Sunday with a consideration of several alternative engine designs: opposed piston 2-stroke (Achates Power); variable compression ratio (MCE-5); split cycle (Scuderi); and advanced rotary (Liquid Piston).

Engine 294

Engine Design Congress Downsizing 294

Green Car Congress

FEBRUARY 22, 2018

The found that using a GPF did not show any fuel economy and CO 2 emission penalties, while the emissions of total hydrocarbons (THC), carbon monoxide (CO), and nitrogen oxides (NOx) were generally reduced. liter downsized turbocharged centrally-mounted direct injection engine. Yang et al. Click to enlarge.

Gasoline 253

Gasoline Emissions Engine Fuel Economy 253

Green Car Congress

JULY 14, 2016

The upside of gasoline direct injection (GDI) engines is widely seen as being improved fuel economy coupled with an increase in specific power (especially with turbocharging), enabling significant downsizing. A new study by a team at the University of Toronto has made a preliminary assessment of the climate trade-off (i.e.,

Climate 150

Climate Engine Carbon Fuel Economy 150

Green Car Congress

AUGUST 10, 2015

Researchers at Tsinghua University in China are studying the effects of Dual-Fuel Spark Ignition (DFSI) combustion fueled with different alcohols and gasoline. However, engine knock with high pressure rise and pressure oscillation caused by end-gas auto-ignition is still the big obstacle for deep improvement of fuel consumption.

Gasoline 150

Gasoline Fuel Engine Fuel Economy 150

Green Car Congress

JUNE 29, 2016

The ADEPT project is led by Ricardo in a research partnership including the Advanced Lead Acid Battery Consortium (ALABC); Controlled Power Technologies (CPT); Faurecia Emissions Control Technologies UK Ltd; Ford Motor Company and the University of Nottingham. The final results will be presented at the UK’s LCV2016 event on 14-15 September.

Emissions 150

Emissions Hybrid Affordable Future 150

Green Car Congress

AUGUST 16, 2016

Ohio State University. Iowa State University. University of Pittsburgh. Rutgers, The State University of New Jersey. Penn State University Park. University of Washington, Seattle. West Virginia University Research Corporation. The Research Foundation for the SUNY Stony Brook University.

Vehicles 150

Vehicles Plug-in Lithium Ion Universal 150

Green Car Congress

MAY 8, 2013

At the recent 2013 SAE World Congress, engineers from Bosch and AVL presented papers on progress in the ACCESS project, describing the design, combustion development and controls development for a resulting 4-cylinder gasoline turbocharged direct injection (GTDI) engine with part-load HCCI capability. Earlier post.). Earlier post.).

Fuel Economy 278

Fuel Economy Economy Fuel Engine 278

Green Car Congress

JANUARY 2, 2018

Researchers at Tianjin University in China report that combing split injection to the Miller cycle with boost pressure can effectively decrease the knock tendency and increase the engine torque in a downsized spark-ignition engine. Their paper is published in the journal Fuel. 2017.11.006.

Downsizing 186

Downsizing Engine Fuel Economy E6 186

Green Car Congress

DECEMBER 17, 2015

The engine is undergoing a significant evolution of its own, as new fuel economy and emissions standards in the light-duty and heavy-duty sectors push the development of new technologies on an unprecedented scale toward the theoretical limits of engine operation. Fuel research will focus on low-GHG advanced biofuel/petroleum blends.

Engine 150

Engine Fuel Fuel Economy Light 150

Green Car Congress

SEPTEMBER 2, 2010

Tripling US new light-duty vehicle fleet fuel efficiency by 2035 through evolutionary change—e.g., DeCicco’s analysis shows that optimizing internal combustion engines plus rising adoption of grid-free hybrids will enable new fleet fuel economy (unadjusted) to reach 52 mpg (4.52 L/100km) by 2025 and 74 mpg (3.18

Fleet 236

Fleet Fuel Automobile MPG 236

Green Car Congress

OCTOBER 8, 2015

The additional control of compressed air for transient performance provided by Cobra means that we can purge diesel particulate filters and other forms of exhaust after-treatment for NO x reduction and, most importantly, without compromising fuel economy. Phil Bush, technology manager at Eminox. Earlier post.)

Vehicles 150

Vehicles Exhaust Emissions Diesel 150

Green Car Congress

JUNE 23, 2014

Ford’s approach to the project was to engineer a comprehensive suite of gasoline engine systems technologies, including: Aggressive engine downsizing in a mid-sized sedan from a large V-6 to a small I-4. Cycle-based CAE analysis of fuel economy contribution of critical technologies. Earlier post.). The approach. Source: Ford.

Fuel Economy 247

Fuel Economy Ford Economy Engine 247

Green Car Congress

DECEMBER 1, 2014

This means that in addition the power demand is more difficult to achieve with engine downsizing and transmission down-speeding alone. Thermal management of the electrical machine is another critical factor, because the duration of the boosting and energy recovery operating modes directly impacts fuel economy and emissions.

Standards 257

Standards International Vehicles Hybrid 257

Green Car Congress

DECEMBER 31, 2021

A team from McMaster University in Canada has published a comprehensive review of recent progress in low-temperature combustion (LTC), alternative fuels (AF), over-expansion Atkinson cycle, and waste heat recovery (WHR) techniques as applied to hybrid-specific engines. Their open-access paper is published in the journal Energy Reports.

Engine 199

Engine Hybrid Fuel Economy Alternative Fuels 199

Green Car Congress

NOVEMBER 14, 2011

The team sees further potential for fuel economy improvement with engine downsizing. Estimated drive-cycle fuel economy and emissions—based on the single-cylinder 0.66L research engine efficiency and emissions maps—was 32.4 H2-DI showed a combined cycle fuel economy improvement to 45.4

Fuel Economy 262

Fuel Economy Economy 2016 Hydrogen 262

Green Car Congress

MARCH 27, 2015

The Freightliner SuperTruck uses a downsized and downsped 10.7-liter This reduces friction, and increases efficiency and fuel economy. Drivers can run the AC for more than an hour without turning the engine on, resulting in significant reductions in fuel consumption. DTNA SuperTruck technology elements. Click to enlarge.

2009 150

2009 Engine Detroit Oregon 150

Green Car Congress

MAY 17, 2013

In a policy analysis in the ACS journal Environmental Science & Technology , researchers from the Universities of Cambridge, Exeter and Oxford argue that, due to the increased emphasis on alternative fuels with drastically differing energy densities, vehicle efficiency should be evaluated based on energy rather than volume.

Fuel 210

Fuel Energy Gasoline-Electric Gasoline 210

Green Car Congress

NOVEMBER 4, 2011

Port assisted direction injection (PDI)—a dual injection system for combining the benefits of port fuel injection (PFI) and direct injection (DI), and enabling a dual fuel system approach for high compression ratios and extreme downsizing on boosted engines. Configuration of the ACCESS multi-mode combustion system.

Fuel Economy 218

Fuel Economy Gasoline Light Engine 218

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

DECEMBER 11, 2009

Small displacement engines offer excellent CO 2 and fuel economy benefits; they have lower parasitic losses and operate more efficiently under part load conditions. Formed in 2006, the company is a spin-out from the Honda Ecotechnology Centre at Cranfield University. They have also designed a 100 mpg UK (83 mpg US, 2.8

Downsizing 191

Downsizing Power Powered Exhaust 191

Green Car Congress

AUGUST 11, 2014

GMZ Energy, a provider of advanced nano-structured thermoelectric generation technology, was co-founded by MITs Professor Gang Chen and collaborator Zhifeng Ren of the University of Houston. An automotive TEG is intended to improve fuel economy by power from waste heat to reduce the electric generator load on the engine.

Honda 231

Honda Houston North America Vehicles 231

Green Car Congress

JUNE 19, 2015

The analysis used by federal agencies to set standards for fuel economy (CAFE) and greenhouse gas emissions for new US light-duty vehicles from 2017 to 2025 was thorough and of high caliber overall, according to a new report from the National Research Council. UMTRI Survey: US drivers want better fuel economy, don’t care how.

Standards 150

Standards Fuel Economy Economy EPA 150

Green Car Congress

DECEMBER 10, 2009

A multi-cylinder version is practical for a wide variety of vehicles and offers greatest benefit to C and D class passenger cars which can take advantage of the low cost architecture and significantly improved fuel economy and emissions. Lubrication system. Wet sump with plain bearings and electric oil pump. Cooling system.

Fuel Economy 218

Fuel Economy Engine Light Fuel 218

Green Car Congress

APRIL 17, 2014

In a presentation at the SAE 2014 High Efficiency IC Engine Symposium and then in a paper given at SAE 2014 World Congress, Mark Sellnau, Engineering Manager, Delphi Advanced Powertrain, reported that Brake Specific Fuel Consumption for the 1.8L Earlier post , earlier post.). Earlier post , earlier post.). Earlier post.)

Gasoline 304

Gasoline Engine Fuel Wisconsin 304

Green Car Congress

SEPTEMBER 17, 2016

A team at the Clean Combustion Research Center (CCRC), King Abdullah University of Science and Technology (KAUST), Saudi Arabia, is proposing the use of terpineol as an octane booster for gasoline in a spark ignited (SI) engine.

Gasoline 150

Gasoline Saudi Arabia Downsizing Fuel Economy 150

Green Car Congress

MARCH 20, 2013

A team from Brunel University, MAHLE Powertrain and University College London studied the combined effects of different inlet valve operating strategies on combustion, performance and emissions with different ethanol and 1-butanol blends with gasoline in a single-cylinder spark-ignition research engine equipped with a fully variable valvetrain.

Gasoline 225

Gasoline Exhaust Downsizing Engine 225

Green Car Congress

JANUARY 16, 2017

At a compression ratio of 12:1, use of 98 RON fuels (including E20) yielded significant fuel efficiency improvements relative to 92 RON fuel, offering the possibility of fuel economy parity with E10 fuels for some driving cycles. Higher fuel laminar flame speed expands dilute or lean operation.

Engine 150

Engine Fuel Downsizing Gasoline 150

Green Car Congress

OCTOBER 8, 2013

A number of papers from Kalghatgi and his colleagues—and now other groups, including Tsinghua University in China and the Eindhoven University of Technology—have been published recently, exploring different aspects of this approach. Based on these engine studies, they installed a downsized four-cylinder 1.6-liter

Gasoline 207

Gasoline Fuel Range Diesel 207

Green Car Congress

JULY 17, 2015

Frank has spent more than 30 years in breakthrough vehicle development, during which he received two world records for vehicle fuel economy, designed nine generations of PHEVs, and was a four-time winner of US DOE Advanced Vehicle Design competitions. How PHEV provides Smooth Transitions from fossil fuel to renewables.

PHEV 150

PHEV Plug-in Renewable Energy 150

Tony Karrer Delicious EVdriven

APRIL 21, 2009

Before we were saying it will be an awfully long time before we can get the costs down so people can afford it, but actually if you offset the fuel costs, people can afford it." ( Green Car Congress ). We hope Ford will, and then move ahead! In the same timeframe, we also expect to have our first demonstration vehicles that use E-Flex.

Plug-in 45

Plug-in Plug Hybrid PHEV 45