Green Car Congress

JANUARY 27, 2015

The first study to conduct a comprehensive evaluation of lifetime exposure to new technology diesel exhaust (NTDE)—i.e., exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. Earlier post.) Earlier post.)

Exhaust 150

Exhaust Diesel Engine 2007 150

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

MARCH 9, 2020

Power management company Eaton has expanded its portfolio of valvetrain solutions for diesel off-highway vehicles to help OEMs reduce emissions and improve fuel economy. The California Air Resources Board (CARB) is expected to mandate reductions of NO x emissions by approximately 70% by 2024 and up to 90% by 2027.

Eaton 269

Eaton Fuel Economy CO2 Vehicles 269

Green Car Congress

APRIL 24, 2018

Researchers from Istituto Motori - CNR in Italy and Eni report in a paper in the journal Fuel that blends of hydrocracked fossil oil (HCK) and Hydrotreated Vegetable Oil (HVO) as diesel fuels deliver fuel consumption (FC) and CO 2 savings based on the NEDC cycle. Its bulk modulus and material compatibility is similar to petroleum diesel.

Diesel 199

Diesel Engine Fuel CO2 199

Green Car Congress

APRIL 29, 2018

A study by researchers from the National University of Singapore (NUS) and the University of São Paulo revealed that a beltway constructed to divert heavy-duty diesel vehicles traffic in the Brazilian city of São Paulo improved air quality and public health in the city. —He et al.

Diesel 199

Diesel Singapore Pollution London 199

Green Car Congress

JULY 27, 2013

Among the findings they reported in their paper in the journal Fuel was that under most of the engine operating conditions examined, RME emitted lower soot particle concentration than diesel under both nucleation and accumulation modes. Diesel engines are widely used owing to their high thermal efficiency and low fuel consumption.

Diesel 252

Diesel Exhaust Engine Emissions 252

Green Car Congress

DECEMBER 4, 2013

Investigators tested heavy-duty diesel engines from the three major manufacturers of these engines (Cummins, Detroit Diesel, and Volvo), and subjected them to well-established federal test procedures, and to a much more rigorous 16-hour operation cycle designed especially for ACES. Diesel Emissions Engines Heavy-duty'

Diesel 296

Diesel Emissions 2004 San Antonio 296

Green Car Congress

FEBRUARY 4, 2011

Researchers from the Center for Energy and Processes (CEP), MINES ParisTec, and Renault are exploring the non-catalytic reforming of diesel fuel with diesel engine exhaust gas (i.e. An alternative to the catalytic exhaust gas reforming of diesel fuel method is presented in this paper and consists of using an NTP torch.

Exhaust 199

Exhaust Gas Diesel Gas-Electric 199

Green Car Congress

MAY 23, 2016

ULEMCo, the developer of a hydrogen-diesel dual fuel conversion system for commercial vehicles, has delivered its first hydrogen dual-fuel refuse vehicles to Fife Council in Scotland. A diesel pilot injection initiates combustion of the hydrogen, which is stored onboard at 350 bar. InTech, doi: 10.5772/54613.

Hydrogen 170

Hydrogen Diesel Fuel Conversion 170

Green Car Congress

JULY 12, 2013

Researchers at Environment Canada have found that vehicle exhaust is a significant source of isocyanic acid (HNCO), a toxic gaseous acid that is a product of various forms of combustion and a potential health concern. Automobile exhaust is also a known source of inorganic acids such as nitric (HNO 3 ) and nitrous (HONO) acids.

Exhaust 207

Exhaust Canada Environment Emissions 207

Green Car Congress

OCTOBER 4, 2012

has begun development on the ISB 6.7G, a mid-range 6.7-liter diesel engine and will use Cummins Westport’s proven spark-ignited, stoichiometric cooled exhaust gas recirculation (SEGR) technology. Exhaust aftertreatment will be provided by a simple, maintenance-free three-way catalyst (TWC). Cummins Westport Inc.

Gas 240

Gas 2015 Engine Range 240

Green Car Congress

NOVEMBER 23, 2012

Diesel engine torque output as a function of the engine speed (rpm) for the tested fuels. Each fuel was then used to operate a two-cylinder indirect injection diesel engine attached to an eddy current dynamometer. In engine testing, diesel #2 delivered the highest power output (8.5 of the value obtained for diesel #2.

Diesel 316

Diesel Oil Fuel Exhaust 316

Green Car Congress

FEBRUARY 7, 2014

Additionally, the A 200 CDI 4MATIC and A 220 CDI 4MATIC represent the first all-wheel-drive diesel models forming part of the new generation of compact cars from Mercedes-Benz. In conjunction with multi spark ignition (more on this below), optimum ignition conditions are created under a range of load and speed conditions.

Fuel Economy 236

Fuel Economy Mercedes Diesel Fuel 236

Green Car Congress

OCTOBER 4, 2013

a new 5-liter V8 diesel engine designed to power pickup-and-delivery vehicles, other light- and medium-duty trucks, school buses and motorhomes. extends Cummins range of on-road diesel engines for North American vehicles. V8 Turbo Diesel to be used in the Nissan Titan pick-up truck ( earlier post ), the ISV5.0

Diesel 247

Diesel Light Commercial Vehicles 247

Green Car Congress

MAY 28, 2021

If a ban were introduced on the sale of new gasoline and diesel cars, and they were replaced by electric cars, the result would be a significant reduction in lifecycle carbon dioxide emissions primarily due to reduced tailpipe CO 2 emissions, according to a new lifecycle study by researchers at Chalmers University of Technology, Sweden.

Emissions 259

Emissions Carbon Manufacturer Sale 259

Green Car Congress

MAY 6, 2015

diesel engine platform, the industry leader in the Cummins medium-duty engine family. G will operate exclusively on natural gas (CNG or LNG) utilizing Cummins Westport’s proprietary spark-ignited, stoichiometric combustion with cooled exhaust gas recirculation (SEGR) technology, first introduced with the 8.9-liter The ISB6.7

Gas 150

Gas Engine North Carolina Exhaust 150

Green Car Congress

JUNE 22, 2010

The Capstone C30 Liquid Fuel microturbine is the only engine certified to the CARB emissions levels that went into effect for Model Year 2010 On-Road Heavy-Duty Diesel Engines to operate on diesel fuel with no exhaust aftertreatment, including urea injection or exhaust catalyst.

Hybrid 223

Hybrid Range Electric Vehicles Exhaust 223

Green Car Congress

OCTOBER 25, 2010

A team from Universita degli Studi di Pisa (Italy) and Rolf Reitz at the University of Wisconsin-Madison are proposing a novel combustion concept—Homogenous Charge Progressive Combustion (HCPC)—based on a split-cycle principle to control HCCI combustion in diesel-fueled engines. —Musu et al. Tamagna, D., Gentili, R.

Concept 318

Concept Diesel San Diego 2010 318

Green Car Congress

SEPTEMBER 23, 2022

The California Air Resources Board today approved a statewide plan for attaining the federal health-based standard for ozone, typically experienced as smog. The 2022 State Implementation Plan Strategy identifies the state’s control strategy for meeting the federal 70 parts per billion, 8-hour ozone standard over the next 15 years.

Ozone 195

Ozone Standards California Pollution 195

Green Car Congress

OCTOBER 9, 2019

A transition from the gasoline or diesel ICE to a full gasoline/diesel hybrid can significantly reduce emissions. Top of the list is engine efficiency, with a wide range of technical opportunities: Combustion system. Engine lubrication. Engine thermal and energy management.

International 312

International Engine Exhaust Emissions 312

Green Car Congress

SEPTEMBER 11, 2020

By completing several different routes, the trucks will collect performance data under various operating conditions, producing crucial real-world operational data on the trucks’ power, performance, and range. On the near-term horizon, additional announcements about fleet customer demonstrations will be made.

Volvo 307

Volvo Fleet North America California 307

Green Car Congress

OCTOBER 21, 2016

A new study by researchers from Imperial College London(ICL) of 39 new Euro 6 diesel passenger cars has found “ huge variability ” in the on-road NO x emissions of Euro 6 diesel passenger cars, with results ranging from 1 to 22 times the type approval limit. All but 2 exhibited higher NO x than the limit. g km -1 equates to 4.5

Diesel 150

Diesel Emissions Pollution London 150

Green Car Congress

DECEMBER 20, 2016

Heavy-duty electric truck builder Orange EV announced that fleets in California can purchase a new T-Series pure electric terminal truck for less than the cost of a new Tier 4 diesel truck. However, funding for HVIP is currently exhausted; funding is appropriated for HVIP each year in the State Budget.

Fleet 150

Fleet California Diesel Cleaner 150

Green Car Congress

APRIL 14, 2014

The World Bank has published a report, undertaken by a team from the International Council on Clean Transportation (ICCT), intended to inform efforts to control black carbon emissions from diesel-based transportation in developing countries. —“Reducing Black Carbon Emissions from Diesel Vehicles”. Earlier post.). Earlier post.).

Carbon 186

Carbon Diesel Emissions Climate 186

Green Car Congress

APRIL 9, 2014

Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. With D-EGR, one or more cylinders have their exhaust connected directly to the intake system. Overall, the engine offered a 13.1%

Gasoline 317

Gasoline Emissions Diesel Exhaust 317

Green Car Congress

DECEMBER 27, 2010

Capstone Turbine Corporation has released configurations of the C30 compressed natural gas (CNG) microturbine that meet or exceed emissions standards, including the US Environmental Protection Agency and California Air Resources Board (CARB) 2010 requirements for On-Road Heavy Duty Diesel Engines (HDDE) for Urban Bus. Earlier post.)

2010 210

2010 Emissions Engine Diesel 210

Green Car Congress

NOVEMBER 1, 2010

Highly turbocharged alcohol-fueled direct-injection spark-ignition (DISI) engines operated at a high compression ratio could be as or more efficient than diesel engines while also providing advantages of lower vehicle cost, lower emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.

Diesel 218

Diesel Engine Downsizing Fuel 218

Green Car Congress

AUGUST 4, 2009

An experimental P-T diagram mapping the liquid, liquid-vapor, and SC regions for diesel fuel-CO 2 mixtures with different compositions and densities (numbers in red and black, respectively). Researchers at Syracuse University (New York) have developed a method to prepare, inject and combust supercritical (SC) diesel fuel. Anitescu et.

Diesel 225

Diesel Fuel Emissions 2009 225

Green Car Congress

JANUARY 21, 2015

AdBlue, used in Selective Catalytic Reduction (SCR) NO x aftertreatment systems for modern diesels, is stored in an auxiliary tank in the car. The AdBlue filler neck is found underneath the fuel filler flap or in the engine compartment, depending on the BMW diesel model. Filler neck for AdBlue (left) and diesel fuel (right).

BMW 150

BMW Germany Diesel Exhaust 150

Green Car Congress

NOVEMBER 14, 2013

Researchers at the University of New South Wales (Australia) have demonstrated the potential for ethanol use in diesel engines with dual-fuel combustion, in which ethanol is injected into the intake manifold and diesel is directly injected into the engine cylinder. A paper on their work is published in the ACS journal Energy & Fuels.

Diesel 199

Diesel Emissions Engine Fuel 199

Green Car Congress

JULY 11, 2011

A UCLA study of the performance of retrofit systems for diesel-powered school buses has found that while the systems significantly lowered tailpipe emissions, there was no unequivocal decrease for in-cabin air pollutants after retrofitting. In-cabin filtration might be a short-to-medium term alternative strategy to protect children’s health.

Pollution 259

Pollution Emissions Diesel Exhaust 259

Green Car Congress

JULY 9, 2013

A team from the California Air Resources Board (ARB) reports on their evaluation of the in-use emissions performance of four different heavy-duty diesel engines certified to the MY 2010 or interim MY 2010 NO x standards over a wide range of driving conditions in California in a paper published in the ACS journal Environmental Science & Technology.

Exhaust 246

Exhaust 2010 Emissions Diesel 246

Green Car Congress

JUNE 19, 2015

liter 1GD-FTV direct-injection turbo diesel engine. The new GD engines feature Toyota’s next-generation advanced thermal insulation diesel combustion to reduce cooling loss significantly. Toyota will gradually phase out the current globally deployed KD diesel engines and replace them with GD engines. Click to enlarge.

Diesel 150

Diesel Toyota Fuel 2013 150

Green Car Congress

FEBRUARY 20, 2013

Researchers at the German Aerospace Center (Deutsches Zentrum für Luft- und Raumfahrt; DLR) Institute of Vehicle Concepts in Stuttgart have developed a demonstrator multi-fuel free-piston linear generator (FPLG, or Freikolbenlineargenerator, FKLG in German) as a range extender for electric vehicles. Intake, exhaust and fuel injection.

Universal 285

Universal Range Motors Motoring 285

Green Car Congress

APRIL 24, 2011

Comparison of optimized start of injection of advanced diesel combustion for brake thermal efficiency, NO x , PM, THC, and CO of diesel (open bar); HTFT (gray bar); and LTFT (black bar) fuels. Conventional diesel fuels are optimized for conventional diesel operation. Credit: ACS, Lilik and Boehman. Click to enlarge.

Diesel 236

Diesel Pollution Fuel Emissions 236

Green Car Congress

MARCH 31, 2015

Tenneco is leveraging its expertise in diesel particulate filter (DPF) technology to develop gasoline particulate filters for 2017 model year light vehicles. Diesel particulate filters for original equipment applications remove particulate matter from engine exhaust gases in a closed system.

Gasoline 150

Gasoline Emissions Czech Republic Exhaust 150

Green Car Congress

MAY 1, 2014

The study accounted for CO 2 and non-CO 2 greenhouse gas (GHG) emissions, such as methane (CH 4 ), that impact climate change and included lifecycle emissions on a CO 2 -equivalent basis relative to the base diesel case. For the lean-burn CNG scenario, this meant considering exhaust and pipeline supply leaks.

London 218

London Climate Diesel Climate Change 218