Green Car Congress

SEPTEMBER 23, 2020

Engine controller with dDSF: Tula’s proprietary SW for smooth, efficient operation and fuel economy gains. dDSF improves fuel efficiency by firing all events at the most efficient ratio of air to fuel, allowing optimal combustion at all engine output levels. dDSF offers the opportunity to decreased after-treatment costs.

Diesel 221

Diesel Future Fuel Economy China 221

Green Car Congress

MARCH 2, 2012

Individualized spray cone angle technology compensates the natural nozzle offset inherent in eight-valve engines due to the asymmetry of the intake and exhaust valves. Cold-loop Exhaust Gas Recirculation (low-pressure EGR) recovers exhaust gases further downstream than a conventional EGR system.

Fuel Economy 278

Fuel Economy MPG 2012 Engine 278

Green Car Congress

JUNE 24, 2014

One of the main groups of pollutants resulting from fuel combustion is the oxides of nitrogen, or NO x. Future fuel economy standards will result in lower exhaust gas temperatures and limit the use of high-temperature SCR. SwRI and UTSA plan to develop a novel catalyst for low-temperature SCR to reduce emissions.

San Antonio 287

San Antonio Exhaust Clean Emissions Fuel Economy 287

Green Car Congress

SEPTEMBER 26, 2016

A new study by Transport & Environment (T&E) shows that Volkswagen is currently selling the least polluting (Euro 6) diesel vehicles. also found that no brand in Europe complies with the latest Euro 6 air pollution limits for diesel cars and vans in real-world driving. However, the report “ Dieselgate: Who? Loopholes.

Pollution 150

Pollution Diesel Europe Exhaust 150

Green Car Congress

FEBRUARY 7, 2020

g/bhp-hr NO x , which is 90% below today’s standards, with better fuel economy. At the same time, research undertaken by multiple teams as part of the Department of Energy’s SuperTruck I program has demonstrated how these technologies can be combined to achieve a 16% boost in fuel economy and improved freight efficiency.

Emissions 221

Emissions Fuel Economy Diesel 2019 221

Green Car Congress

MAY 12, 2012

The high-level performance goals of the Partnership are a 25-40% improvement in fuel economy in a light-duty vehicle (LDV) and achieving 55% brake thermal efficiency (BTE) in heavy-duty engine systems. bio-derived) fuels have the potential to dramatically increase fuel economy. The potential is significant.

Fuel Economy 240

Fuel Economy Engine Economy 2014 240

Green Car Congress

JANUARY 15, 2012

The transient results illustrate the gradual formation of the nucleation mode particles with continuous increase in exhaust temperatures. Diesel particulate filters (DPF) and urea-based selective catalytic reduction (SCR) exhaust after-treatment systems thus have emerged as feasible strategies to meet the 2010 USEPA regulations.

Exhaust 218

Exhaust Diesel West Virginia 2007 218

Green Car Congress

FEBRUARY 22, 2018

The researchers assessed the gaseous, particulate, and genotoxic pollutants from two current technology gasoline direct injection vehicles when tested in their original configuration and with a catalyzed gasoline particulate filter (GPF). Their study is publishedin the ACS journal Environmental Science & Technology. Yang et al.

Gasoline 253

Gasoline Emissions Engine Fuel Economy 253

Green Car Congress

AUGUST 8, 2017

Compression ignition combined with a supercharger will improve fuel economy while delivering tremendous engine response and increased torque of 10–30% over the current SKYACTIV-G gasoline engine. Earlier post.). Earlier post.). Yamasaki, Y., Umahashi, S., Uesugi, Y.,

Mazda 186

Mazda Gasoline Fuel Economy Gasoline-Electric 186

Green Car Congress

JANUARY 28, 2016

The automotive catalytic converter, developed in the early 1970s primarily by General Motors and BASF/Engelhard and first deployed in 1975, changes exhaust pollutants into CO 2 , water vapor and nitrogen. SDC catalyst ingredients enable more pollution reductions at the leading edge of emissions control than would otherwise be possible.

GM 150

GM Supplies Companies South Africa 150

Green Car Congress

MAY 6, 2019

To optimize further the partially premixed combustion mode, they also assessed the combined use of partially premixed combustion mode and EGR (exhaust gas recirculation). It is widely accepted that internal combustion engines are one of the most predominant contributors to atmospheric pollution. —Li et al. Zhang, Q.,

Gas 207

Gas Emissions Engine China 207

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. The extent of fuel-air mixing can be affected by injection system design. They assumed a baseline fuel economy of 21.4

Climate 150

Climate Engine Carbon Fuel Economy 150

Green Car Congress

MARCH 31, 2017

The main objective of the project is to reduce fuel consumption by 20% (diesel and urea) against the project’s 2014 Euro VI baseline vehicle, while keeping the vehicle within the legal limits for pollutant emissions.

Emissions 150

Emissions Fuel Economy Environment Legal 150

Green Car Congress

AUGUST 14, 2017

NO x aftertreatment included three-way catalyst (TWC) for the petrol car, and exhaust gas recirculation (EGR) for both diesel cars. The results of the laboratory chassis testing, under MIDC, show that emissions rates for the three vehicles are below type-approval values for all regulated pollutants.

Gasoline 150

Gasoline India Diesel Emissions 150

Green Car Congress

AUGUST 17, 2017

Honda has made significant improvements to the engine and the exhaust system to maximize real world performance. i-DTEC result in fuel economy and CO 2 emissions starting from 3.7 A soot sensor accurately detects when the regeneration cycle is required, extending exhaust component durability. l/100 km (63.6

Honda 170

Honda Diesel Europe Engine 170

Green Car Reports

FEBRUARY 9, 2015

French drivers have long preferred diesel cars for their good fuel economy, but increased air pollution from diesel exhaust emissions has become a public health concern.

Diesel 60

Diesel France Fuel Economy Exhaust 60

Green Car Congress

JUNE 2, 2011

Engineers focused on improving thermal efficiency and reducing friction of the engine’s internal moving parts, especially during warm-up—the time when an engine emits higher levels of CO 2 and other pollutants. unit features: An offset crankshaft that helps improve fuel economy. —Derrick Kuzak.

Ford 247

Ford Engine Hybrid 2012 247

Green Car Congress

AUGUST 19, 2013

A study of motor vehicle emissions by researchers at UC Berkeley found that running CO and evaporative and tailpipe NMHC emissions from gasoline-powered vehicles in three major US urban centers (NY, LA and Houston) have decreased by almost an order of magnitude over the last twenty years, despite increases in fuel use.

Emissions 247

Emissions Los Angeles Motor Motors 247

Green Car Congress

JUNE 13, 2013

Proposals that address methods to achieve 10 ppm or lower NH 3 emission will score higher, and similarly those that address methods to achieve minimal or zero fuel economy penalties when compared to similar 2010 certified diesel engines, will score higher. exhaust after-treatment technologies. Southern California Gas Co.

Gas 170

Gas Engine California Exhaust 170

Green Car Congress

DECEMBER 9, 2016

By rightsizing engines with available technologies, automakers are able to continue applying the benefits of smaller turbocharged engines while fine-tuning powertrain systems to further optimize fuel economy, emissions and performance. Turbocharged diesel engines will continue to be in demand on light-duty trucks.

Global 150

Global Sale Transportation Vehicles 150

Green Car Congress

JUNE 1, 2017

It has been a challenge to determine how much each polluter contributes to the emission output. However, the amount of pollutant emissions that vehicles emit on a daily basis depends on numerous factors, for example on individual driving behavior.

Europe 150

Europe Diesel Emissions Pollution 150

The Truth About Cars

JANUARY 25, 2024

Regulators in Germany have opened an investigation into alleged diesel exhaust rule circumvention on the part of BMW. Due to the improved aerodynamics associated with driving with the windows up, combustion vehicles typically see improved fuel economy at highway speeds while running the air conditioner.

BMW 90

BMW Emissions Diesel United States 90

Green Car Congress

FEBRUARY 9, 2011

Rochester), with Blue Lake Associates (Rochester) are working on a device that could reduce pollution from a diesel engine by generating an ionic field to oxidize particulate matter in the exhaust, breaking down complex pollutants and making engines more environmentally friendly. Environmental Energy Technologies Inc.

Diesel 199

Diesel Transportation New York Pollution 199

Green Car Congress

FEBRUARY 5, 2020

History has shown that once emission control and efficiency improving technologies were required on engines, the traditional trade-off relationship between CO 2 and NO x emissions at the tailpipe has been overcome and reductions of both pollutants could be achieved simultaneously. —MECA Executive Director, Rasto Brezny.

Emissions 291

Emissions Diesel Engine 2010 291

Clean Fleet Report

DECEMBER 25, 2022

For over 100 years now, trucks have roared down America’s many highways, leaving clouds of dust and exhaust in their wake. While it may seem like they are among the nation’s top polluters, trucking companies have a bottom-line reason to reduce fuel consumption and have been designing innovative ways to conserve gas for decades.

Fleet 52

Fleet Gas-Electric Pennsylvania Commercial 52

Clean Fleet Report

JANUARY 15, 2022

The EPA fuel economy numbers of 21 mpg city/26 highway/23 combined are almost exactly what we got covering 301 miles driving through Southern California. It wouldn’t be a surprise if the next generation RDX is a hybrid or plug-in hybrid to get that fuel economy into the mid-30 miles per gallon range.

Acura 76

Acura MPG Fuel Economy SUV 76

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 Engine 294

Green Car Congress

FEBRUARY 5, 2014

With stagnating demand for gasoline due to rising fuel economy in the nation’s fleet and other factors, further increases to US ethanol consumption would require the use of higher blends of ethanol, either in conventional vehicles or in flex-fuel vehicles (FFVs) designed to tolerate blends of up to 85% ethanol (E85).

Gasoline 230

Gasoline Exhaust Water Fuel 230

Green Car Congress

AUGUST 14, 2009

a high air-to-fuel ratio) SIDI (e.g., gasoline) engines, with a higher charge mass and higher temperature spread, can deliver improved thermal efficiency and better fuel economy. Once the exhaust temperature gets too hot for SCR 1 to work, SCR 2, further away from the engine, picks up the slack. Lean-burn (i.e.,

GM 150

GM Concept Engine Emissions 150

Green Car Congress

AUGUST 10, 2009

However, prior to the remarks on climate change and the regulatory response, he spent a few minutes discussing the efforts on urban pollution—e.g., What more is need to end urban pollution, something we’ve been spending over 30 years working on? smog and particulates. We heard a little bit from Tom Cackette yesterday about LEV III.I

Gasoline 150

Gasoline Diesel Engine Emissions 150

Green Car Congress

DECEMBER 11, 2012

The exhaust manifold is integrated directly in the cylinder head, which reduces the number of parts and overall weight. Top speed is up 7 mph (11 km/h), and fuel economy is also improved by up to 1.5 To get the engine up to temperature faster, the engine uses Split Cooling technology. liter unit it replaces. l/100km (52.3

Engine 281

Engine Gasoline Fuel MPG 281

Green Car Congress

MARCH 4, 2009

Fiat expects that Multiair, with direct control of the air through the intake engine valves without using the throttle, can help reduce fuel consumption by up to 10% for turbocharged or naturally aspirated gasoline engines. Pollutant emissions are likewise reduced through combustion control.

Downsizing 210

Downsizing Gasoline Fuel Economy Engine 210

Green Car Congress

DECEMBER 1, 2014

Such a standard will be necessary for the global automotive industry to achieve the economies of scale demanded by original equipment manufacturers. 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

JUNE 2, 2014

The researchers used a Horiba OBS-2200 portable emissions measurement system (PEMS) to measure gaseous exhaust emissions, including NO x , carbon monoxide (CO), carbon dioxide (CO 2 ) and total hydrocarbons (THC) on a continuous basis. Overall, urban/suburban driving leads to a 32-39% reduction in fuel economy over highway driving.

Diesel 230

Diesel Light Emissions Los Angeles 230

Green Car Congress

OCTOBER 30, 2016

The new six-cylinder in-line engine comes with an intelligent form of turbocharging: assisted by the ISG at start-off, the electric auxiliary compressor (eZV) guarantees immediate high torque when driving off and accelerating, bridging the time before the large exhaust turbocharger cuts in. Almost imperceptible restart of the engine.

Gasoline 150

Gasoline Mercedes Engine Diesel 150

Green Car Congress

MAY 29, 2014

Health concerns arise because diesel buses release particulate matter and other harmful pollutants, and these emissions can be disproportionately higher within the cabin of the bus compared to ambient pollution levels. of in-cabin air comes from a bus’s own exhaust. In fact, it is estimated that up to 0.3%

Fleet 210

Fleet Electric Electrical Climate Change 210

Green Car Congress

JANUARY 28, 2014

To meet federal deadlines for attainment of ozone and fine particulate matter (PM 2.5 ) standards, these regions must expeditiously phase in heavy-duty vehicles that emit at, or below, the equivalent of “zero-emission” battery-electric vehicles when accounting for pollution from base load electricity generation. Advanced After Treatment.

Climate 257

Climate Gas Emissions California 257