Green Car Congress

APRIL 15, 2014

E.g., the area-to-volume ratio of a 6-liter OP engine is equivalent to that of a 15-liter conventional diesel. Two-stroke engines need to maintain an appropriate pressure difference between the intake and exhaust ports to scavenge exhaust out of the cylinder after combustion and push in fresh air. Fuel economy (mpg).

Diesel 207

Diesel Fuel Economy Standards Engine 207

Green Car Congress

JANUARY 18, 2013

Vehicles from model years 2003 to 2012 with a wide variety of powertrains were represented and included two hybrid sedans and a diesel sedan. Percent mpg decrease for a given 10 mph increase based on 74 vehicles. A comparison of the three histograms shows a slight shift toward higher mpg penalties for each 10-mph speed increase.

Fuel Economy 326

Fuel Economy Economy Fuel MPH 326

Green Car Congress

SEPTEMBER 14, 2015

miles per gallon (mpg), compared to the baseline truck at 6.45 mpg over one long-haul route, with a 120% increase in freight efficiency in ton-miles per gallon from a 2009 baseline of 94 ton-miles per gallon to 206 ton-miles per gallon. mpg result, the LSFC was 4.85 In terms of fuel economy, the truck achieved 10.7

MPG 150

MPG Miles 2009 Fuel 150

Green Car Congress

MAY 29, 2014

Lance Noel and Regina McCormack conducted a cost-benefit analysis of owning and operating a V2G-capable electric school bus, and compared its cost-effectiveness to a traditional diesel school bus. of in-cabin air comes from a bus’s own exhaust. mpg, including the effects of idling on efficiency. —Noel and McCormack.

Fleet 210

Fleet Electric Electrical Climate Change 210

Green Car Congress

JULY 21, 2010

The California Air Resources Board (ARB) and the US Environmental Protection Agency (EPA) have presented preliminary proposals aimed at closing compliance loopholes for medium- and heavy-duty diesel engines using SCR-based NO x emissions control systems for 2011 and later model years. This occurs during stop-and-go traffic.

2010 186

2010 EPA Engine Exhaust 186

Electric Auto Association

JANUARY 5, 2023

Here’s what two organizations— Resource-Media and Recurrent —had to say about the advantages of electric vehicles (EVs) in frigid weather. Cold weather is hard on all vehicles : Drivers of both EVs and gas and diesel vehicles have to deal with complications caused by cold weather. Electric vehicles are popular in cold climates.

Gas-Electric 52

Gas-Electric Gas Norway F-150 52

Green Car Congress

JANUARY 18, 2014

year plans and roadmaps, with a concomitant focus of the majority of its resources on a limited number of “highest probability of success” pathways/approaches to ensure that the program initiatives are supported at a critical mass (both in terms of dollars and time) for maximum impact. burn and exhaust gas recirculation (EGR)?diluted

Carbon Fiber 252

Carbon Fiber Engine Battery Powered Fuel 252

Green Car Congress

APRIL 10, 2012

EERE’s Vehicles Technologies Program (VTP) is focused on developing technologies to enable average new vehicle fuel economy of more than 60 mpg (3.9 L/100 km) for cars and more than 43 mpg (5.5 Exhaust Aftertreatment Materials. L/100 km) for trucks by 2025. Innovative Engine Boosting Technologies. Thermoelectric Technologies.

Hydrogen 210

Hydrogen Fuel Range Vehicles 210

Green Car Congress

SEPTEMBER 13, 2010

liters/100km (36 mpg US) and CO 2 emissions of 154g/km—a 20% reduction from the 192 g/km of a series production Passat (MY 2006) fitted with a 2.0L In effect, AVL has developed a gasoline engine with diesel-like fuel efficiency. TGDI engine and close to the 146 g/km of the current Passat 2.0L common rail TDI engine.

Hybrid 210

Hybrid VRLA Downsizing Fuel 210

Green Car Congress

JULY 14, 2016

The downside of GDI engines, however, is a substantial increase in emissions of particulate matter—a problem with which heretofore only diesels had to deal. Less fuel-air mixing time is available with GDI engines compared to PFI engines, in which fuel mixes with the air intake upstream of the exhaust cylinder. mpg (10.99

Climate 150

Climate Engine Carbon Fuel Economy 150

Green Car Congress

JUNE 25, 2015

turbocharged direct injection engine (for North America) helps enable a General Motors-estimated 40 mpg (5.88 Chevrolet will add a new clean diesel engine to the US lineup in 2017, featuring a B20-capable 1.6L diesel already proven in Europe and other global markets. A new, standard 1.4L

Chevrolet 150

Chevrolet Diesel 2017 Oil-Sands 150

Green Car Congress

MAY 10, 2013

In a US Department of Energy (DOE)-sponsored project, engineers at Cummins are developing a Tier 2 Bin 2 emissions compliant diesel for application in a light duty pickup (ATLAS, Advanced Technology Light Automotive Systems, earlier post ). mpg US (10.5 mpg US (6.9 mpg US (9.5, Earlier post.) l/100km) city and 34.3

Light 319

Light Diesel Fuel Fuel Economy 319

Green Car Congress

MAY 17, 2013

Dedicated ethanol (or E85) engines have the promise to improve efficiency substantially over comparable regular gasoline engines through direct-injection, increased geometric CR, variable valve timing, exhaust gas recirculation, aggressive turbocharging, and downsizing and/or downspeeding. Xiaoyu Yan, Oliver R. Inderwildi, David A.

Fuel 210

Fuel Energy Gasoline-Electric Gasoline 210

Green Car Congress

JANUARY 13, 2017

six-piston) light-duty version of its opposed piston engine (OPE) in both diesel- and gasoline-fueled versions. The 30-50% improvement metric encompasses both gasoline and diesel variants of the OP engine. That works out to an estimated window-sticker label rating of 28 mpg combined.). liter, 3-cylinder (i.e.,

Light 150

Light Engine Power Powered 150

Green Car Congress

JULY 6, 2010

gasoline and Diesel fuel), alcohol-based liquid fuels (e.g., There are two basic exhaust emissions and fuel economy tests described in J1711. Earlier post.) J1711 defines an HEV for the purposed of the procedure as a road vehicle that can draw propulsion energy from both of the following sources of stored energy: A consumable fuel.

Fuel Economy 186

Fuel Economy Exhaust Plug-in Economy 186

Green Car Congress

NOVEMBER 17, 2015

US mpg) in the New European Driving Cycle (NEDC), corresponding to 46 grams CO 2 per km (74.0 TDI, a highly efficient, latest-generation V6 diesel engine, delivers 190 kW (258 hp) of power and 600 N·m (442.5 Making their world premiere in a diesel engine are active engine mounts in the Audi Q7 e-tron 3.0 Click to enlarge.

Audi 150

Audi PHEV Fuel Diesel 150

Green Car Congress

SEPTEMBER 21, 2009

mpg and 250 g CO 2 /km for model year 2016. mpg if the automotive industry were to meet this CO 2 level just through fuel economy improvements.) ( Earlier post.). Cylinder deactivation: deactivates the intake and exhaust valves and prevents fuel injection into some cylinders during light-load operation. Mass Reduction (3.5%

2016 210

2016 MPG Fuel Economy EPA 210

Green Car Congress

APRIL 29, 2011

We net diesel-like efficiencies on this teeny gasoline engine. The Pinnacle engine using a sliding sleeve valve system: intake liner, exhaust liner, spark plug in the middle. We have a big expansion ratio compared to a traditional spark engine and so we can do something with this heat that we’ve saved. —Monty Cleeves.

Engine 218

Engine 2013 Market Vehicles 218