Emissions, Engine and Light

EPA proposes stringent new emissions standards for light-, medium-, heavy-duty vehicles for MY 2027 and beyond

Green Car Congress

APRIL 13, 2023

The US Environmental Protection Agency (EPA) announced two new proposed federal emissions standards spanning light-, medium- and heavy-duty vehicles for model year 2027 and beyond. The light-duty vehicle category includes passenger cars and light trucks consistent with previous EPA criteria pollutant and GHG rules.

EPA

EPA Light Standards Emissions

Researchers capture first images of CO2 emissions from commercial aircraft engine using chemical species tomography

Green Car Congress

SEPTEMBER 30, 2022

Researchers have used a novel near-infrared light imaging technique to capture the first cross-sectional images of carbon dioxide in the exhaust plume of a commercial jet engine. To image such a large area, the researchers used a 7m-diameter optical mounting frame (red) located just 3 m from the exit nozzle of the engine.

Commercial

Commercial Engine Emissions CO2

CARB approves updated regulations requiring most new small off-road engines be zero emission by 2024

Green Car Congress

DECEMBER 11, 2021

The California Air Resources Board approved a measure that will require most newly manufactured small off-road engines (SORE) such as those found in leaf blowers, lawn mowers and other equipment be zero emission starting in 2024. Despite their small size, these engines are highly polluting.

Emissions

Emissions Engine Los Angeles Cleaner

Ford, U Mich study finds greater greenhouse gas reductions for pickup truck electrification than for other light-duty vehicles

Green Car Congress

MARCH 5, 2022

Light-duty vehicles, including sedans, SUVs, and pickup trucks, are currently responsible for 58% of US transportation sector emissions. Pickup trucks accounted for 14% of light-duty vehicle sales in the United States in 2020, and the market share of both pickups and SUVs has grown in recent years. Woody et al.

Light

Light Gas Ford Vehicles

New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

Green Car Congress

MAY 13, 2022

In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.

Exhaust

Exhaust Emissions Pollution Legal

Stellantis partners with Qinomic to develop electric retrofitting of light commercial vehicles

Green Car Congress

DECEMBER 11, 2022

The electric retrofit solution aims to protect freedom of mobility with an affordable option that meets customer needs to extend the life of their vehicles and continue business activities while accessing low emissions zones (LEZ) in cities. Stellantis N.V.

Light

Light Commercial Vehicles Cleaner

Aramco and Stellantis collaboration indicates eFuel compatibility with 24 European engine families produced since 2014 (Euro 6)

Green Car Congress

SEPTEMBER 6, 2023

Stellantis has concluded that 24 engine families in European vehicles sold since 2014, representing 28 million vehicles on the road, are ready to use advanced drop-in eFuel without any powertrain modification, following months of testing at its technical centers across Europe.

2014

2014 Saudi Arabia Engine Carbon

BMW Group Plant Landshut light metal foundry recertified by Aluminum Stewardship Initiative (ASI)

Green Car Congress

FEBRUARY 28, 2023

Sourcing aluminum produced using solar power for our in-house component production lowers our CO 2 emissions significantly. The circular economy is also key to reducing emissions and conserving natural resources. Due to its use of inorganic sand cores, the casting process is virtually emission-free.

Light

Light BMW Guinea Solar

Tenneco Powertrain adds hydrogen to its engine testing capabilities

Green Car Congress

FEBRUARY 4, 2023

Tenneco has established new test facilities for hydrogen-powered internal combustion engines at its Powertrain test centers in Burscheid, Germany, and Ann Arbor, Michigan. Preparation of an H 2 ICE test cell. We support a pragmatic approach of complementary technologies that provide solutions for different transportation sectors.

Hydrogen

Hydrogen Engine Oil Emissions

EPA proposes new GHG rules for light-duty vehicles; updating emission standards for heavy-duty trucks

Green Car Congress

AUGUST 6, 2021

The US Environmental Protection Agency (EPA) released a proposed rulemaking for model year 2023-2026 light-duty vehicle greenhouse gas emissions standards, and outlined its plans to initiate a subsequent rulemaking to set standards for MY 2027 and beyond, to speed the transition of the light-duty vehicle fleet toward a zero emissions future.

EPA

EPA Standards Light Emissions

Study finds GHG emissions from corn ethanol now 46% lower than gasoline

Green Car Congress

JANUARY 27, 2021

A new study by a team from Environmental Health & Engineering (EH&E) has found that greenhouse gas emissions from corn ethanol are 46% lower than those from gasoline—a decrease in emissions from the estimated 39% done by previous modeling. EH&E) and Adjunct Professor of Environmental Health at Harvard’s T.H. Scully et al.

Gasoline

Gasoline Emissions Gasoline-Electric Gas-Electric

EEA reports sharp decrease in CO2 emissions of new cars in Europe in 2020

Green Car Congress

JUNE 30, 2021

The European Environment Agency (EEA) has published its provisional data about the CO 2 emissions of newly registered passenger cars and vans in Europe in 2020. For cars, the data show a 12% decrease in average cO 2 emissions, compared with 2019. Average van emissions decreased slightly, by about 1.5 %. g CO 2 /km, which is 2.3

2020

2020 CO2 Europe Emissions

Aramco researchers co-optimize piston bowl and injector for light-duty GCI engine using CFD and ML

Green Car Congress

AUGUST 8, 2022

Researchers in the Transport Technologies Division of Saudi Aramco have used using computational fluid dynamics (CFD) and advanced machine learning (ML) techniques to co-optimize the piston bowl and the injector design of a gasoline compression ignition (GCI) engine. At high-load, larger and fewer number nozzles are recommended.

Light

Light Engine Design Fuel

Ricardo, Achates Power developing next-gen OP GCI engines for LDVs

Green Car Congress

JULY 12, 2023

Ricardo is working in collaboration with Achates Power to develop the next generation of opposed-piston (OP) gasoline compression ignition (GCI) engines for light duty vehicles in a multi-phased project (BERYL), funded by the US Department of Energy (DOE) Advanced Research Projects Agency-Energy (ARPA-E). Earlier post.) Earlier post.)

Engine

Engine Power Powered Fuel Economy

TRUE US database shows emissions characteristics of US fleet

Green Car Congress

NOVEMBER 2, 2020

To complement its work on real-world emissions in Europe, TRUE has compiled remote sensing data from the states of Colorado and Virginia and the University of Denver to investigate the emissions of US light-duty vehicles. gNO x /kg per year) and light-duty trucks (0.08 Source: The ICCT. gNO x /kg per year).

Fleet

Fleet Emissions EPA 2010

Lexus unveils hydrogen-engined ROV concept

Green Car Congress

DECEMBER 4, 2021

Lexus revealed a new ROV (Recreational Off-highway Vehicle) Concept, a hydrogen-engined vehicle offering near zero-emissions driving combined with extreme off-road capability. Lexus’ new hydrogen engine produces close to zero emissions, with a negligible amount of engine oil burned during driving.

Lexus

Lexus Hydrogen Concept Engine

Co-Optima FY20 report highlights advances in engines-fuels research

Green Car Congress

MAY 6, 2021

A report released this week highlights the most significant breakthroughs of the last year in the US Department of Energy’s (DOE) Co-Optimization of Fuels & Engines (Co-Optima) initiative, with details on findings that could translate into significant greenhouse gas (GHG) and tailpipe emissions reductions. Source: DOE.

Engine

Engine Fuel Emissions Renewable

Volvo Trucks North America demonstrates pilot electric VNR models; Volvo LIGHTS

Green Car Congress

FEBRUARY 12, 2020

The Volvo Low Impact Green Heavy Transport Solutions (LIGHTS) Innovation Showcase, held at Volvo Trucks’ TEC Equipment dealership’s Fontana location, revealed the progress that has been achieved since the announcement of the Volvo LIGHTS project in late 2018. Earlier post.) Volvo Group contributed $36.7

North America

North America Volvo Light America

DOE: Life cycle GHG emissions for 2020 electric small SUV were half those of a conventional gasoline small SUV

Green Car Congress

OCTOBER 19, 2021

C2G emissions are a sum of WTW emissions and emissions associated with vehicle manufacturing. Using current technologies, all evaluated biofuel, battery electric, and hydrogen fuel cell vehicle pathways offer significant C2G GHG emissions reduction compared to the current gasoline internal combustion engine vehicle.

Gasoline-Electric

Gasoline-Electric 2020 SUV Gasoline

Groupe Renault and Faurecia to collaborate on hydrogen storage systems for light commercial vehicles

Green Car Congress

FEBRUARY 20, 2021

Groupe Renault and Faurecia will collaborate on hydrogen storage systems for hydrogen-powered light commercial vehicles. Starting at the end of 2021, Faurecia will supply hydrogen storage systems for a first fleet of light commercial vehicles. —Gilles le Borgne, Executive Vice-President Engineering Groupe Renault.

Hydrogen

Hydrogen Light Commercial France

EU-funded project develops diesel engine for light helicopters

Green Car Congress

APRIL 22, 2014

EU-funded scientists developed a novel 320 kW (429 hp) diesel engine for light helicopters as an alternative to conventional turboshaft engines. The technology demonstrated substantial reductions in fuel consumption and emissions. The engine weight is the crux of the project. —DELILAH final report.

Light

Light Diesel Engine Fuel Economy

Iveco Group inaugurates its new zero- and low-emission bus plant in Foggia

Green Car Congress

APRIL 19, 2023

inaugurated its new Foggia plant dedicated to the production of zero- and low-emission buses. The production volume of the plant will be 1,000 vehicles per year: high-tech buses with zero-emission propulsion (battery-electric and hydrogen-electric) and low-emission propulsion (methane/biomethane, traditional fuels and biofuels).

Emissions

Emissions Italy Hydrogen Supplies

California ARB to begin enhanced testing of modern light-duty diesel engines to detect emissions cheating

Green Car Congress

SEPTEMBER 25, 2015

The California Air Resources Board sent a letter to automobile manufacturers notifying them that ARB will begin using enhanced testing procedures for modern light-duty diesel vehicles to determine compliance with emission levels to which they were originally certified. Earlier post.). Earlier post.).

Diesel

Diesel Light Emissions California

Achates near-zero heavy-duty opposed-piston diesel enters fleet service; compliant with 2027 NOx levels

Green Car Congress

APRIL 7, 2022

liter, heavy-duty opposed-piston, three-cylinder diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners ( earlier post ) has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor. liter engine. Achates Power announced that the 10.6-liter,

Diesel

Diesel Fleet Peterbilt Eaton

$27 million available for zero-emission trucks in California

Green Car Congress

AUGUST 11, 2020

On 18 August 2020, $27 million in funding will be available in California to replace higher polluting trucks with zero-emission vehicles. Existing vehicles must be engine model years 1992 to 2012, in compliance with all applicable regulations, and scrapped in exchange for a zero-emission replacement vehicle.

California

California Available Emissions Mariner

Hyundai Mipo Dockyard receives green light from Lloyd’s Register for ammonia-fueled ships

Green Car Congress

JULY 27, 2020

a unit of Korea Shipbuilding, has been given the green light for its ammonia-propelled ships from Lloyd’s Register. Hyundai Mipo Dockyard intends to commercialize the ammonia-propelled ships by 2025 in cooperation with global engine maker MAN Energy Solutions and Lloyd’s Register. Korea Shipbuilding & Offshore Engineering Co.,Ltd.,

Hyundai

Hyundai Light Green Fuel

DOE awarding $71M to 20 RD&D projects to cut GHG emissions, expand EV infrastructure; $5M to Achates for opposed-piston 2-stroke hybrid

Green Car Congress

NOVEMBER 2, 2021

Projects will work to lower emissions by leading the expansion of EV charging stations to facilitate the transition from fossil fuel-powered vehicles to electric vehicles. Simultaneous Greenhouse Gas and Criteria Pollutants Emissions Reduction for Off-Road Powertrains. AOI 5: Natural Gas Engine Enabling Technologies.

Emissions

Emissions Eaton Minnesota Hybrid

Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

Green Car Congress

FEBRUARY 22, 2018

Top: Gravimetric PM mass, PM mass calculated based on the IPSD method, black carbon, and EC/OC emissions over the LA92 cycle. Bottom: Total particle-phase PAH emissions, expressed in ng/mile, for both test vehicles over the LA92 cycle. liter all-guided direct injection SI Atkinson cycle engine; the second was equipped with a 1.5-liter

Gasoline

Gasoline Emissions Engine Fuel Economy

UGA study finds black carbon aerosols from GDI engines will worsen public health, climate; need for GPFs

Green Car Congress

JANUARY 25, 2020

The gasoline direct injection (GDI) engine is one of the most prominent technologies car manufacturers adopted to achieve the fuel economy and carbon dioxide emission goals established in 2012 by the US Environmental Protection Agency. will be equipped with GDI engines by 2025. will be equipped with GDI engines by 2025.

Climate

Climate Carbon Engine Fuel Economy

NY Governor orders regulatory action to require all LDVs sold in state to be zero-emissions by 2035

Green Car Congress

OCTOBER 1, 2022

New York Governor Kathy Hochul directed the State Department of Environmental Conservation to take major regulatory action that will require all new passenger cars, pickup trucks, and SUVs sold in New York State to be zero emissions by 2035.

Emissions

Emissions New York Climate Change Grant

California ARB approves ACC II rule; 100% of LDVs to be PHEVS, ZEV by 2035; LEV IV emissions requirements

Green Car Congress

AUGUST 26, 2022

The rule establishes a year-by-year roadmap so that by 2035 100% of new cars and light trucks sold in California will be zero-emission vehicles (ZEVs) and plug-in hybrid electric vehicles (PHEVs). Increasing Access to Zero-Emission Vehicles. Phased in from 70% for 2026 through 2030 model years.)

PHEV

PHEV Emissions California Cleaner

Merchants Fleet intends to buy 12,600 electric light commercial vehicles from GM’s BrightDrop

Green Car Congress

FEBRUARY 3, 2021

Merchants is working with BrightDrop to procure 12,600 BrightDrop EV600s, an all-new, electric light commercial vehicle purpose-built for the delivery of goods and services over long ranges. The EV600 is powered by the Ultium battery system and combines zero-emissions driving with segment-leading safety features. Earlier post.).

Fleet

Fleet Light Commercial Buy

China Yuchai launches 14 new diesel and natural gas engines to meet upcoming National VI emission standards

Green Car Congress

JANUARY 15, 2018

China Yuchai International Limited, a leading manufacturer and distributor of engines for on- and off-road applications in China through its main operating subsidiary, Guangxi Yuchai Machinery Company Limited (GYMCL), launched 14 new engines compliant with China’s more stringent National VI emission standards.

Standards

Standards Emissions China Engine

Fourteen States Considering Zero Emission Light-Duty Sales Requirements

EV Obssesion

JUNE 22, 2021

In September 2020, the governor of California signed an Executive Order requiring zero emissions for all new light-duty passenger vehicles by 2035. Thirteen other states may also be on a path to end sales of new light-duty passenger vehicles powered by internal combustion engines […].

Light

Light Emissions Sale California

Audi says traffic light information system production ready; potential for 15% reduction in CO2 emissions

Green Car Congress

MARCH 10, 2014

Audi says that its Online traffic light information system, demonstrated in an Audi A6 as part of a technology display at the Consumer Electronics Show in January in Las Vegas, is production ready and could be fitted to every Audi model in the range subject to the necessary government legislation. Click to enlarge.

Las Vegas

Las Vegas Audi Light Emissions

Co-Optima team publishes details on its boosted SI engine research and figure of merit

Green Car Congress

SEPTEMBER 16, 2020

For the past four years, the US Department of Energy’s Co-Optima team ( earlier post ) has focused research efforts on turbocharged (or “boosted”) spark-ignition (SI) engines, which is the dominant combustion approach for light-duty vehicles such as passenger cars and light trucks. —Szybist et al.

Engine

Engine Idaho Fuel Renewable

Rio Tinto and ARENA to study hydrogen calcination to reduce carbon emissions in alumina refining

Green Car Congress

JUNE 16, 2021

Rio Tinto has partnered with the Australian Renewable Energy Agency (ARENA) to study whether hydrogen can replace natural gas in alumina refineries to reduce emissions. Rio Tinto is aiming to reach net zero emissions across its operations by 2050. eds) Light Metals 2015. Rio Tinto will conduct a $1.2-million Perander L.

Hydrogen

Hydrogen Emissions Davis Carbon

Federal-Mogul Powertrain to launch first valve rotator for downspeeded light vehicle engines

Green Car Congress

AUGUST 23, 2017

At this year’s IAA in Frankfurt, Federal-Mogul Powertrain will launch a new, smaller version of its proven Rotocap valve rotator, the first such for 4 valve per cylinder light vehicle engines. Today’s non-clamping cotters used in light vehicles allow free rotation of the valve, transmitting spring loads via beads and grooves.

Light

Light Engine Vehicles Alternative Fuels

MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

Green Car Congress

FEBRUARY 5, 2020

CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. The transportation sector was responsible for over 7 million tons of NO x emissions in the US in 2014, with 50% of this sector’s NO x attributed to heavy-duty on- and off-road vehicles and equipment. Source of data: US EPA (2019).

Emissions

Emissions Diesel Engine 2010

Ricardo demonstrates processes for evaluating light-duty diesel emissions under coming Real Driving Emissions (RDE) regs

Green Car Congress

OCTOBER 1, 2015

Despite the continuing and significant reductions in the legislated limits of light-duty diesel vehicle NO x emissions under the European Euro 1 through 5 regulations of recent years, many studies have demonstrated that real-world NO x emissions appear not to have been reduced as significantly.

Emissions

Emissions Light Diesel 2015

ORNL-led team developing breakthrough high-temperature, high-strength Al alloy for advanced light-duty engines

Green Car Congress

NOVEMBER 8, 2016

A team led by researchers from Oak Ridge National Laboratory (ORNL) is developing a lower-cost cast aluminum (Al) alloy capable of at least a 50 ˚C temperature increase over the current cylinder head alloys 319 and 356 for use in light duty engines.

Light

Light Engine Exhaust San Diego

Non-hybrid stop/start systems installed on 35.7% of US light-duty trucks produced in MY2018

Green Car Congress

JUNE 25, 2019

In 2012, less than one percent of all cars and light-duty trucks were produced with a non-hybrid stop/start system. After 2015, the greatest share of start/stop systems was installed on light-duty trucks, rising to 35.7% of all light-duty trucks produced in model year (MY) 2018. Notes: Data for 2018 are preliminary. Source: U.S.

Light

Light Installation Hybrid 2018

DOE: in 2018, 27% of new light-duty vehicles in US had fuel economies > 30 mpg

Green Car Congress

MAY 21, 2019

In 2018, 27% of new light-duty vehicles sold in the US had fuel economies of more than 30 miles per gallon (783 l/100 km), according to the US Department of Energy (DOE). By contrast, none of the light-duty vehicles produced in 1975 had fuel economy greater than 30 miles per gallon (mpg). In 1995, 4.4% In 1995, 4.4% In 2018, 2.4%

Fuel Economy

Fuel Economy MPG 2018 Economy

EPA awards SwRI $25M contract for emissions testing, analytical services for variety of propulsion systems

Green Car Congress

FEBRUARY 6, 2020

Southwest Research Institute (SwRI) has received a five-year, $25-million contract from the US Environmental Protection Agency (EPA) to provide testing and analytical services related to vehicle emissions and fuel efficiency. —Patrick Merritt, program manager in SwRI’s Powertrain Engineering Division. —Patrick Merritt.

EPA

EPA Emissions Engine Fuel

EPA proposes stringent new emissions standards for light-, medium-, heavy-duty vehicles for MY 2027 and beyond

Researchers capture first images of CO2 emissions from commercial aircraft engine using chemical species tomography

CARB approves updated regulations requiring most new small off-road engines be zero emission by 2024

Ford, U Mich study finds greater greenhouse gas reductions for pickup truck electrification than for other light-duty vehicles

New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

Stellantis partners with Qinomic to develop electric retrofitting of light commercial vehicles

Aramco and Stellantis collaboration indicates eFuel compatibility with 24 European engine families produced since 2014 (Euro 6)

BMW Group Plant Landshut light metal foundry recertified by Aluminum Stewardship Initiative (ASI)

Tenneco Powertrain adds hydrogen to its engine testing capabilities

EPA proposes new GHG rules for light-duty vehicles; updating emission standards for heavy-duty trucks

Study finds GHG emissions from corn ethanol now 46% lower than gasoline

EEA reports sharp decrease in CO2 emissions of new cars in Europe in 2020

Aramco researchers co-optimize piston bowl and injector for light-duty GCI engine using CFD and ML

Ricardo, Achates Power developing next-gen OP GCI engines for LDVs

TRUE US database shows emissions characteristics of US fleet

Lexus unveils hydrogen-engined ROV concept

Co-Optima FY20 report highlights advances in engines-fuels research

Volvo Trucks North America demonstrates pilot electric VNR models; Volvo LIGHTS

DOE: Life cycle GHG emissions for 2020 electric small SUV were half those of a conventional gasoline small SUV

Groupe Renault and Faurecia to collaborate on hydrogen storage systems for light commercial vehicles

EU-funded project develops diesel engine for light helicopters

Iveco Group inaugurates its new zero- and low-emission bus plant in Foggia

California ARB to begin enhanced testing of modern light-duty diesel engines to detect emissions cheating

Achates near-zero heavy-duty opposed-piston diesel enters fleet service; compliant with 2027 NOx levels

$27 million available for zero-emission trucks in California

Hyundai Mipo Dockyard receives green light from Lloyd’s Register for ammonia-fueled ships

DOE awarding $71M to 20 RD&D projects to cut GHG emissions, expand EV infrastructure; $5M to Achates for opposed-piston 2-stroke hybrid

Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

UGA study finds black carbon aerosols from GDI engines will worsen public health, climate; need for GPFs

NY Governor orders regulatory action to require all LDVs sold in state to be zero-emissions by 2035

California ARB approves ACC II rule; 100% of LDVs to be PHEVS, ZEV by 2035; LEV IV emissions requirements

Merchants Fleet intends to buy 12,600 electric light commercial vehicles from GM’s BrightDrop

China Yuchai launches 14 new diesel and natural gas engines to meet upcoming National VI emission standards

Fourteen States Considering Zero Emission Light-Duty Sales Requirements

Audi says traffic light information system production ready; potential for 15% reduction in CO2 emissions

Co-Optima team publishes details on its boosted SI engine research and figure of merit

Rio Tinto and ARENA to study hydrogen calcination to reduce carbon emissions in alumina refining

Federal-Mogul Powertrain to launch first valve rotator for downspeeded light vehicle engines

MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

Ricardo demonstrates processes for evaluating light-duty diesel emissions under coming Real Driving Emissions (RDE) regs

ORNL-led team developing breakthrough high-temperature, high-strength Al alloy for advanced light-duty engines

Non-hybrid stop/start systems installed on 35.7% of US light-duty trucks produced in MY2018

DOE: in 2018, 27% of new light-duty vehicles in US had fuel economies > 30 mpg

EPA awards SwRI $25M contract for emissions testing, analytical services for variety of propulsion systems

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