Green Car Congress

FEBRUARY 12, 2014

Much further testing and optimization remains to be done, Kirby noted. Background.

Fuel Economy 270

Fuel Economy Hybrid Economy San Diego 270

Green Car Congress

SEPTEMBER 1, 2016

The fuel economy offered by this Bosch technology comes especially to the fore in three- and four-cylinder downsized engines—precisely the kind of engines to be found under the hood of any average midsize car. With our water injection, we show that the combustion engine still has some tricks up its sleeve. Rolf Bulander.

Water 150

Water Commercial Fuel Downsizing 150

Green Car Congress

OCTOBER 10, 2012

Their paper was presented at the ASME Internal Combustion Engine Division 2012 Fall Technical Conference by Marcello Canova, assistant professor at OSU; lead author was Philipp Skarke, from the University of Stuttgart Institute for Internal Combustion Engines and Automotive Engineering. The OSU EcoCAR PHEV powertrain.

Waste 312

Waste PHEV Fuel Exhaust 312

Green Car Congress

JUNE 29, 2016

The final results will be presented at the UK’s LCV2016 event on 14-15 September. Ricardo believes the above package is very competitive with other fuel economy solutions such as full hybridization. ADEPT powertrain architecture. The control strategies deployed have been developed based on extensive vehicle systems simulation work.

Emissions 150

Emissions Hybrid Affordable Future 150

Green Car Congress

APRIL 2, 2014

The V-Charge variable drive supercharger allows smaller engines to provide the drive feel of a larger unit, enabling downsizing without compromising driveability. Called S-CONTACCT, the program, with a total project value of £3.8 million (US$6.3 Earlier post.). Earlier post.). Earlier post.).

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Manufacturer Downsizing Fuel Economy Fuel 225

Green Car Congress

JUNE 22, 2013

The new engine will achieve high efficiency using the Atkinson Cycle with an 18:1 compression ratio, combined with aggressive engine downsizing. Envera specializes in the development of advanced technologies for improving automotive fuel economy. Engine downsizing is a key tool in improving fuel economy. Background.

Engine 207

Engine Eaton Fuel Economy Downsizing 207

Green Car Congress

MAY 18, 2015

reduction (in extreme cases) in the calorific value of the charge for catalyzed EGR when compared to equivalent operation with un-catalyzed EGR; this reduction in calorific value has a negative impact on the achievable BSFC. According to the review, the conversion of HCs, CO, and NO in the exhaust gas by the catalyst can result in up to a 4.5%

Fuel 150

Fuel Exhaust Gas Engine 150

Green Car Congress

APRIL 23, 2012

An increase in pumping requirements for any reason carries a fuel economy penalty. The company is working on a net-generation configuration combining VCR with stoichiometric charges and cooled EGR to improve part-load efficiency by means of both a reduction in heat and pumping losses. Low in-cylinder temperatures help.

Engine 294

Engine Design Congress Downsizing 294

Green Car Congress

APRIL 22, 2009

presented a pair of papers at the SAE 2009 World Congress describing the development of a variable compression ratio (VCR) engine enabled by a dual piston mechanism. improvement in fuel economy in operation over the Japanese 10-15 cycle. Engineers from Honda R&D Co., Kadota et al.

Honda 150

Honda Concept Engine Downsizing 150

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. High boost pressure can compensate for the decreased intake charge of the Miller cycle. —Wei et al.

Downsizing 186

Downsizing Engine Fuel Economy E6 186

Green Car Congress

AUGUST 4, 2011

At the workshop, Kiyoshi Fujiwara, Mazda Executive Officer in charge of project planning and development, suggested unofficially that Mazda engineers think they ultimately may be able to approach 60% thermal efficiency with combustion engines for light duty vehicles. Extreme compression ratio rather than downsizing.

Mazda 322

Mazda Engine Gasoline Diesel 322

Green Car Congress

OCTOBER 16, 2013

Early versions of direct injection employed a stratified injection strategy which included late fuel injection and charge air motion to produce a stoichiometric air/fuel mixture in the vicinity of the spark plug and, thereby, avoid pumping losses from the need to throttle the engine at light load. The US06 emissions follow the same pattern.

Standards 246

Standards Emissions Miles Engine 246

Green Car Congress

JANUARY 17, 2011

Researchers at the US EPA investigating this approach concluded that the M85 and E85 engines could provide efficiencies comparable or higher than the diesel, in dedicated fuel, high compression ratio turbo charged/downsized engines. A full comparison between the different options has to be done, reflecting the present conditions.

Transportation 257

Transportation Fuel Coal Gasoline 257

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.). —Wheeler et al.

Fuel Economy 278

Fuel Economy Economy Fuel Engine 278

Green Car Congress

FEBRUARY 14, 2009

A series of presentations at the SAE 2009 Hybrid Vehicle Technology Symposium held in San Diego (11-12 February) sketched a mixed outlook for mainstream consumer—i.e., The Most Plausible Early Market consumers value fuel economy. Source: Ken Kurani. Click to enlarge. or below; advanced accessories; and a mild hybrid drivetrain.

PHEV 150

PHEV Fuel Economy San Diego Climate Change 150

Green Car Congress

AUGUST 16, 2016

These trucks haul 80% of goods in the United States and use about 28 billion gallons of fuel per year, accounting for around 22% of total transportation energy usage—presenting a significant opportunity for carbon emissions reduction and energy savings for a key segment of the US transportation sector. United Parcel Service. 750,000.

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Vehicles Plug-in Lithium Ion Universal 150

Green Car Congress

APRIL 14, 2011

Results of this study showed that the pre-chamber jet ignition combustion system roughly matches HCCI fuel economy across both NEDC and FTP drive cycles, with a 13% improvement in fuel economy recorded over the baseline stoichiometric (λ=1) spark ignition combustion system. The new study.

Fuel Economy 210

Fuel Economy Economy Engine Fuel 210

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. Composite intake manifold w/ integrated air-water charge air cooler assembly. The engine uses a micro-stratified charge.

Fuel Economy 247

Fuel Economy Economy Ford Engine 247

Green Car Congress

DECEMBER 17, 2015

The engine should yield fuel efficiency gains of more than 50% compared to a downsized, turbo-charged gasoline direct injection engine, while reducing the overall cost of the powertrain system, said Fabien Redon, Vice President, Technology Development at Achates Power. Earlier post.) earlier post ). Earlier post.). Fabien Redon.

Downsizing 150

Downsizing Engine Fuel Gasoline 150

Green Car Congress

MARCH 27, 2015

The Freightliner SuperTruck uses a downsized and downsped 10.7-liter The SuperTruck also incorporates Predictive Hybrid Control, which optimizes hybrid battery-charging strategies to the terrain of the road ahead. The SuperTruck’s hybrid system takes kinetic energy generated from downhill braking to charge its battery.

2009 150

2009 Engine Detroit Oregon 150

Green Car Congress

DECEMBER 11, 2009

The combination of electronics, advanced battery technology and charging techniques ensures the system can deliver the required rapid charge and discharge performance, while at all times maintaining a stable 12 volts to the vehicle’s main electrical system. Hence the industry trend to dual-charging systems, CPT notes.

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Downsizing Power Powered Exhaust 191

Green Car Congress

NOVEMBER 4, 2011

Hakan Yilmaz, Global Technology Management, Gasoline Systems, for Bosch presented an overview of and update on the project at the 2011 DEER conference in Detroit in October. Homogenous charge compression ignition (HCCI) assisted with controlled boost, external EGR and fueling strategies for operation range extension. Source: Bosch.

Fuel Economy 218

Fuel Economy Gasoline Light Engine 218

Green Car Congress

OCTOBER 2, 2014

The unit features a six-hole GDI injector, pressured to a higher-than-average 200 bar, securing a clean combustion and improving fuel economy and emissions to fulfill Euro 6c emission standards, three years ahead of their introduction in 2017.

Hyundai 239

Hyundai Downsizing Engine Hybrid 239

Green Car Congress

OCTOBER 8, 2013

Opel presented details of its new three-cylinder 1.0-liter SIDI Turbo also delivers a 20% improvement in fuel economy compared to the 1.6-liter liter class which are engineered to meet customer demand for strong, downsized engine performance. liter SIDI turbo with 85 kW/115 hp. Click to enlarge. liter engine.

Engine 220

Engine MPG Exhaust Gasoline 220

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

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 RONs reduce the need to retard combustion phasing under these conditions, improving fuel efficiency.

Engine 150

Engine Fuel Downsizing Gasoline 150

Green Car Congress

JUNE 27, 2017

3 B-Cycle gasoline engine is the first example of Volkswagen’s “Rightsizing” strategy—an engine development strategy that looks to for the optimal balance of displacement, output, torque and efficiency based on vehicle class and real-world operating conditions, rather than just seeking to downsize. Fuel economy city/hwy/comb.

2018 314

2018 Engine SUV MPG 314

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.). These were two main consideration in base engine design.

Gasoline 304

Gasoline Engine Fuel Wisconsin 304

Green Car Congress

FEBRUARY 14, 2010

The EHEV pathway is the dynamic, road-charged hybrid. Electric vehicle’s cost-effectiveness improved with battery replacement and opportunity charging, but it was not enough to match the conventional platforms. Although the fuel cost went down, opportunity charging increased the use of the battery. Source: Brooker et al.

Plug-in 231

Plug-in Plug Vehicles PHEV 231

Green Car Congress

SEPTEMBER 21, 2009

On 15 Sep, NHTSA and the US EPA proposed a joint rulemaking on fuel economy and greenhouse gas emissions for light duty vehicles: an average new car 34.1 mpg if the automotive industry were to meet this CO 2 level just through fuel economy improvements.) ( Earlier post.). mpg and 250 g CO 2 /km for model year 2016. Earlier post.)

2016 210

2016 MPG Fuel Economy EPA 210

Green Car Congress

JULY 17, 2015

At present, PHEV technology alone is equipped to improve the current electric grid. 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.

PHEV 150

PHEV Plug-in Renewable Energy 150

Green Car Congress

APRIL 29, 2009

Ford’s turbocharged, gasoline direct injection EcoBoost engines are targeted to play a significant near-term role in Ford’s efforts to reduce fuel consumption by enabling downsizing. V6 engine (the Duratec D35 EcoBoost) delivers up to 12% better fuel economy and 15% lower emissions with comparable torque and power as a 5.4L

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Ford 2009 Engine Davis 199

Green Car Congress

JANUARY 28, 2014

A sole single-stage compressor and single-stage exhaust turbine are used for pressure charging. Per the regulations, the Mercedes team downsized their internal combustion engine (ICE) to a 1.6 Energy losses in the gearbox can also have a significant impact on fuel economy. Turbocharger.

2014 252

2014 Mercedes Fuel Power 252

Green Car Congress

OCTOBER 8, 2013

In a paper presented at the SAE 2013 World Congress, Kalghatgi and his colleagues argued that: Demand for transport energy is growing, but this growth is skewed heavily toward commercial transport, such as heavy road, aviation, marine and rail which uses heavier fuels like diesel and kerosene. Fuel economy. —Chang et al.

Gasoline 207

Gasoline Fuel Range Diesel 207

Green Car Congress

SEPTEMBER 24, 2009

Delphi’s portfolio of technologies for gasoline engines includes port fuel injection, homogeneous and stratified gasoline direct injection (GDi) and compressed natural gas (CNG), new Multi-Charge Ignition, and the new electrically driven cam phaser (e-Phaser). This results in a more fun-to-drive experience with better fuel economy. —Dr.

Engine 186

Engine Fuel Gasoline-Electric Gasoline 186

Green Car Congress

SEPTEMBER 11, 2011

On the diesel side—now available solely as BlueTEC units with SCR aftertreatment technology) , the focus is on downsizing and the new version of the V6 CDI engine. The HP turbine housing features an integral bypass duct, which can be opened or closed by means of a charge-pressure control flap. BlueTEC diesel units.

Mercedes 220

Mercedes SUV Fuel Energy 220

Green Car Congress

JANUARY 31, 2011

Alternative fuels have the potential gradually to replace fossil energy sources and make transport sustainable by 2050, according to a report presented to the European Commission last week by the stakeholder expert group on future transport fuels. (Source: ERTRAC) Click to enlarge.

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Alternative Fuels Fuel Europe Gas-Electric 236