Green Car Congress

JANUARY 15, 2012

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

Exhaust 218

Exhaust Diesel West Virginia 2007 218

Green Car Congress

APRIL 24, 2012

Comparison of ISFC (@42.9 The test engine for the paper was a 250cc single-cylinder unit with dual-camshaft-actuated reciprocating sleeve valves for induction and exhaust. Compression ratio was set at 15:1, and the fuel used was 87 octane gasoline. MJ/kg) (4000 RPM) between 250cc Pinnacle and 200cc poppet valve engine.

Light 304

Light Fuel Economy Engine Fuel 304

Green Car Congress

FEBRUARY 7, 2014

liter, four-cylinder engine of the new CLA 250 is a member of the BlueDIRECT family of gasoline engines, and was first applied in combination with exhaust-gas turbocharging and external high-pressure exhaust gas recirculation in the E 250 Coupé introduced last year ( earlier post ). (It Source: Vent et al. Click to enlarge.

Fuel Economy 236

Fuel Economy Mercedes Diesel Fuel 236

Green Car Congress

AUGUST 23, 2013

Do they receive HOV access for their improved fuel economy and ultra low emissions? In fact in 6 of the states, diesel fuel is penalized with additional state taxes. So diesel fuel gets taxed twice or penalized twice at the federal and state level. Changes in the exhaust manifolds and turbo from Gen 1 to Gen 2.

Diesel 366

Diesel Audi Sale Fuel Economy 366

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

JULY 9, 2013

The estimate reflects an average of fuel economy in both the default “Tour” mode, which delivers 28 mpg highway, and driver-selectable “Eco” mode, which delivers 30 mpg highway. Fuel economy estimates for Corvette Stingrays equipped with the six-speed automatic will be finalized soon.

MPG 239

MPG 2014 EPA Fuel Economy 239

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

MAY 31, 2017

A joint study by Controlled Power Technologies (CPT) and Austria’s Technische Universität Wien (TU Wien) into 48V diesel mild hybrid technology verified a 9% reduction of NO x in raw engine-out emissions, while retaining the fuel economy and CO 2 benefits of diesel engine technology. —Paul Bloore.

Fuel Economy 150

Fuel Economy Diesel Economy Engine 150

Green Car Congress

JANUARY 26, 2012

The company’s engineers have a prototype system running in a B-segment donor vehicle on a dynamometer and are calibrating the control strategy to prove its driveability, performance, CO 2 and fuel economy benefits. At the same time, Torotrak will gather data on the system’s efficiency to validate fuel economy simulations.

Downsizing 270

Downsizing Vehicles Fuel Economy 2010 270

Green Car Congress

JUNE 20, 2011

advantage over competing buses in fluid economy—a measurement of diesel fuel plus liquid urea consumed by the vehicle’s emissions reduction system. Comparisons of type C buses have typically been centered on fuel economy. to conduct a head-to-head fluid economy comparison.

Economy 199

Economy Fuel 2010 Fuel Economy 199

Green Car Congress

SEPTEMBER 23, 2020

Importantly, dDSF is able to combine improved tailpipe emissions while simultaneously reducing fuel consumption, thus combining two critical objectives that have previously competed against each other. Comparison of baseline and dDSF CO 2 and NO x on HD FTP cycle and LLC. Source: Tula.

Diesel 221

Diesel Future Fuel Economy 2020 221

Green Car Congress

APRIL 17, 2014

General project targets were to deliver diesel-like or better fuel economy using E10 gasoline (RON91), and to achieve low engine-out NO x and PM using low temperature combustion, the intention being to avoid the cost of aftertreatment for NO x and PM, in addition to meeting more stringent standards. —Sellnau et al. kWh and FSN 0.1,

Gasoline 304

Gasoline Engine Fuel Wisconsin 304

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.

Light 207

Light Engine Wisconsin Fuel Economy 207

Green Car Congress

APRIL 27, 2018

Opel is bringing the new 96 kW/130 hp diesel to the market in the Grandland X with a six-speed manual transmission (fuel consumption urban 4.7-4.7 WLTP measurements converted to NEDC values for comparison purposes.) The new engine is equipped with fuel-saving Start/Stop. In comparison to its predecessor, the 88 kW/120 hp 1.6-liter

Diesel 236

Diesel Exhaust Engine Fuel 236

Green Car Congress

DECEMBER 2, 2009

Fiesta—available in four- and five-door bodystyles—will offer North American buyers a new choice of 15 class-exclusive technologies and projected highway fuel economy of 40 mpg, besting the Honda Fit, Nissan Versa and Toyota Yaris and Corolla. Our fuel economy leader is now a PowerShift automatic. The Ford Fiesta’s 1.6-liter

Los Angeles 199

Los Angeles North America Ford MPG 199

Green Car Congress

APRIL 1, 2010

four-cylinder more power than many V6 engines, all on regular fuel. Estimated highway fuel economy is 22 mpg city and 34 mpg US (6.9 Turbocharging and GDI are part of “Hyundai Blue Drive,” the company’s environmental initiative to continue industry leadership in fuel efficiency and sustainability. and Competition.

Hyundai 199

Hyundai Exhaust Waste Fuel Economy 199

Green Car Congress

MARCH 20, 2012

This would include a new turbocharger and corresponding exhaust manifold modifications, and a new air filter to reduce inlet pressure loss. Potential fuel economy benefit over baseline is 3% for both intercity and local duty cycles. Potential fuel economy benefit over baseline is 30% on the freight duty cycle.

Diesel 218

Diesel Fuel Gas Fuel Economy 218

Green Car Congress

JUNE 11, 2011

will achieve fuel economy of 30 km/L (71 mpg US, 3.33 By comparison, the Prius S model is rated at 35.5 Fuel economy (10-15) km/L [mpg US]. Fuel economy (JC-08) km/L [mpg US]. A cooled EGR system cools part of the exhaust gas and returns it to the combustion chamber in order to suppress knocking.

Mazda 199

Mazda Japan Engine Price 199

Green Car Congress

MARCH 17, 2014

Mass comparison, 4x4 crew cabs. The 2015 Chevrolet Colorado uses engineering techniques and lightweight materials to create fuel-efficient pickup capability in a mass-efficient mid-size package. Chevrolet expects EPA fuel economy estimates for Colorado this summer. Click to enlarge. four cylinder and 3.6L

Colorado 262

Colorado 2015 GM Silverado 262

Green Car Congress

JULY 16, 2013

diesel delivering 184 horsepower (137 kW), 280 lb-ft (380 N·m) of torque, CO 2 emissions of 109 g/km, and a NEDC combined fuel economy figure of 56 mpg US (4.2 By comparison, the earlier A6 Golf GTD posted 8.1 With a new 2.0L l/100 km)—also a marked improvement over the A6 GTD’s 43 mpg. Variable valve timing.

Diesel 304

Diesel Exhaust MPH MPG 304

Green Car Congress

FEBRUARY 26, 2021

Hydrogen operation with the current WFS HPDI fuel system outperforms natural gas in terms of thermal efficiency, mainly due to lower equivalence ratio for H 2 at given fueling energy level, higher kinetic energy for H 2 jets as well as higher tolerance of H 2 combustion to fuel rich operation. Source: Westport/AVL.

Fuel 221

Fuel Hydrogen Exhaust Emissions 221

Green Car Congress

DECEMBER 23, 2013

The chemistry of a fuel impacts the emissions from an engine, with the most obvious example being unburned or partially burned fuel which is a major component of engine exhaust. Engine-out exhaust contains typically 1?3% 3% unburned or partially burned organic fuel components. Emissions Engines Ethanol Fuels'

Emissions 294

Emissions Ford Exhaust Fuel 294

Green Car Congress

FEBRUARY 8, 2012

Estimated EPA fuel economy ratings are 53/46/50 mpg US city/highway/combined (4.4/5.1/4.7 The engine also uses Sequential Multiport Fuel Injection (SFI) and Electronic Spark Advance (ESA). This improves torque in all engine speed ranges as well as increasing fuel economy, and reducing exhaust emissions.

Prius 356

Prius Hybrid Motors Motoring 356

Green Car Congress

JULY 26, 2010

I4 EcoBoost ( earlier post )—the new Explorer offers up to a 30% improvement in fuel economy over the current Explorer. liter V6 is offered as standard equipment across base, XLT and Limited models and delivers an anticipated improvement in fuel economy of more than 20% versus the current Explorer. V6 and the new 2.0L

2011 186

2011 Ford SUV Fuel Economy 186

Green Car Congress

NOVEMBER 7, 2016

The category of LTC spans a range of specific technologies; these are of great interest as they promise to improve fuel economy, and reduce NO x and soot emissions by improving the in-cylinder combustion process. the addition of a port fuel injection system. The optimal control algorithm enhanced the fuel economy by 17.0%

PHEV 218

PHEV Engine Fuel Economy Economy 218

Green Car Congress

JUNE 9, 2022

Data was collected with the stock ignition system with a representative ignition strategy, followed by comparison to a drop-in replacement with the TPS nanosecond pulsed power ignition system (coil and plug). The Toyota 2.5L engine was tested at FEV North America and results indicate improvements over the stock ignition system.

Emissions 243

Emissions Fuel Gasoline-Electric Gasoline 243

Green Car Congress

JUNE 9, 2011

With these measures alone, fuel consumption could be reduced by around 3%. Comparison of the ML350 BlueTEC diesels. US fuel economy city/hwy. Comparison of the ML350 gasoline engines. US fuel economy city/hwy. ML350 BlueTEC 4MATIC (estimated) ML350 BlueTEC 4MATIC (Predecessor). Cylinders. Cylinders.

Mercedes 186

Mercedes Diesel SUV Fuel Economy 186

Green Car Congress

MAY 12, 2017

Gasoline direct-injection (GDI) engines have higher fuel economy compared to the more widely used port fuel injection (PFI) engines. Therefore, the secondary organic aerosol and ozone formation potential of the exhaust does not depend on engine technology. For our fleet, increases in the fuel economy of 1.6% (0.5−2.4%;

Fleet 207

Fleet Engine Fuel Economy Global 207

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

DECEMBER 2, 2009

At launch, the 2011 Sonata will deliver an estimated 23 mpg city/35 mpg highway fuel economy with the available six-speed automatic transmission with SHIFTRONIC. When equipped with the six-speed manual, the Sonata achieves an estimated 23 mpg city/34 mpg highway fuel economy rating. Fuel economy [city/hwy].

2011 186

2011 Hyundai Engine Auto 186

Green Car Congress

APRIL 14, 2010

The next generation of Ford’s EcoBoost turbocharged, direct-injection gasoline engines will introduce cooled EGR (exhaust gas recirculation), enabling higher compression ratios, according to Ford executives speaking at the SAE 2010 World Congress in Detroit.

Ford 210

Ford Congress 2010 Gasoline 210

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. CryoPower is based on the use of a separate induction and compression cylinder from that used for combustion and exhaust.

Commercial 199

Commercial Engine Companies Fuel 199

Green Car Congress

NOVEMBER 7, 2011

Cummins is one year into a four year program (ATLAS, Advanced Technology Light Automotive Systems) to develop, in partnership with the US Department of Energy (DOE), a new light-duty diesel truck engine that will meet Tier 2 Bin 2 (SULEV) emission requirements while achieving at least a 40% fuel economy improvement (26.1 mpg US vs. 18.6

Light 199

Light Diesel MPG Nissan 199

Green Car Congress

AUGUST 31, 2009

Debuting in the next-generation F-Series Super Duty truck, the new diesel engine will deliver improvements in torque, horsepower and fuel economy while adding more fueling flexibility—the engine is sanctioned for up to B20 biodiesel blends—and meeting 2010 emissions requirements. This layout has several advantages.

Diesel 150

Diesel Ford Power Powered 150

Green Car Congress

SEPTEMBER 4, 2013

The recuperated engine uses isothermal compression via cryogenic injection to enable significant exhaust to compressed gas heat transfer. Recuperator to transfer heat from exhaust gas to compressed air. The concept of the Ricardo Split-Cycle engine. Source: Neville Jackson. Click to enlarge.

Engine 249

Engine Fuel Vehicles Waste 249

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.

2016 210

2016 MPG Fuel Economy EPA 210

Green Car Congress

APRIL 29, 2011

Pinnacle says its engine achieves 30-50% better fuel economy in various drive cycle comparisons without the large cost penalty that can be associated with significant fuel economy improvement. The Pinnacle engine using a sliding sleeve valve system: intake liner, exhaust liner, spark plug in the middle.

Engine 218

Engine 2013 Market Vehicles 218