Green Car Congress

OCTOBER 20, 2012

A new study led by researchers at the University of Michigan compared regulated and unregulated emissions from both light-duty passenger car (1.7 They found that the level of emissions of regulated and unregulated pollutants in diesel exhaust depends on fuel, load, engine calibration, and exhaust aftertreatment technology.

Pollution 231

Pollution Diesel Emissions Engine 231

Green Car Congress

DECEMBER 10, 2009

Comparison of fuel consumption of Omnivore, homogeneous Gasoline Direct Injection (GDI) and Spray-Guided GDI engines. Downsizing therefore isn’t vital and, due to the improved light-load efficiency and emissions performance we see with Omnivore, this technology approach and ‘upsizing’ could permit a more efficient engine. Displacement.

Fuel Economy 218

Fuel Economy Engine Light Fuel 218

Green Car Congress

MAY 24, 2017

Empa researchers Norbert Heeb and Maria Munoz discovered large quantities of benzo(a)pyrene (red bar)—a combustion product responsible for cutting short the lives of cigarette smokers—in the exhaust gas emitted by GDI engines. Levels in exhaust emissions were found to be as much as 1,700 times above this limit.

Engine 271

Engine Exhaust Gasoline Diesel 271

Green Car Congress

JANUARY 30, 2019

Given its high efficiency and its performance and in light of climate change, the diesel engine will remain an important technology for years to come, especially for those who travel long distances. Demand for diesel cars was particularly strong among private customers, where the share almost doubled from 15% in 2017 to 27% last year.

2017 255

2017 Germany Diesel 2018 255

Green Car Congress

JUNE 23, 2011

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. A recuperated combustion engine transfers exhaust heat to the working gas at the end of compression and at constant volume.

Exhaust 285

Exhaust Concept Vehicles Engine 285

Green Car Congress

JUNE 11, 2016

Future RDE emissions legislation and fleet average CO 2 targets represent a challenge for automakers wishing to provide cost-effective light duty diesel vehicles. The cost comparison is with respect to a Euro 5 baseline. The SIA conference was focused on clean compression-ignition engines of the future. Click to enlarge.

Light 150

Light Diesel Price Exhaust 150

Green Car Congress

JUNE 12, 2023

A study by a team from UC Riverside has assessed the potential of increasing ethanol content in California reformulated gasoline (CaRFG) by investigating the exhaust emissions from a fleet of 20 Tier 3 light-duty vehicles. A baseline CaRFG E10 (10% ethanol by volume) fuel was splash-blended with denatured ethanol to create an E15 fuel.

California 305

California Emissions Montana Gasoline 305

Green Car Congress

JANUARY 18, 2013

legal light-duty vehicles from 1984 to present. Data has been collected for 23 light-duty vehicles at ORNL’s vehicle research laboratory and a valuable data set for 51 vehicles was loaned to ORNL by Chrysler, LLC under a non-disclosure agreement. Footnotes. [ The other 2 histograms contain data for 74 vehicles. Thomas, H-L.

Fuel Economy 326

Fuel Economy Economy Fuel MPH 326

Green Car Congress

APRIL 9, 2010

It provides an air-standard analysis of efficiency, including a comparison to conventional engine technologies. Imagine what you could do with a light weight, quiet, 20 HP diesel engine the size of a shoe box.”. For instance, intake/compression, combustion, expansion/exhaust are occurring simultaneously in separate chambers.

Congress 268

Congress 2010 Engine Exhaust 268

Green Car Congress

MAY 29, 2014

Other research has shown that carbonyls directly influence physiological response to diesel exhaust particles and can also contribute to secondary organic aerosol formation. In the Tianjin study, they team fueled a four-cylinder light-duty diesel engine fueled with CFT and DF, identifying 13 individual carbonyl compounds in the exhaust.

Coal 210

Coal Diesel Emissions Fuel 210

Green Car Congress

APRIL 27, 2018

WLTP measurements converted to NEDC values for comparison purposes.) In comparison to its predecessor, the 88 kW/120 hp 1.6-liter In comparison to its predecessor, the 88 kW/120 hp 1.6-liter The NO x adsorber acts as a cold start catalyst, reducing NO x emissions at temperatures below the SCR light-off.

Diesel 236

Diesel Exhaust Engine Fuel 236

Green Car Congress

MAY 7, 2014

Iveco offers a complete range of light-, medium- and heavy-duty commercial vehicles as well as buses powered by natural gas. Exhaust gas is treated by a standard passive three-way catalyst that does not require the use of any additives. Natural gas PM emissions are 95% lower in comparison to diesel, and 35% lower in NO x.

Gas 218

Gas Diesel Convert Exhaust 218

Green Car Congress

NOVEMBER 10, 2010

Their structural characterization was performed at Brookhaven’s Center for Functional Nanomaterials and the National Synchrotron Light Source. Currently, in catalytic convertors used to treat exhaust gases, 5 to 10 grams of platinum is used.

Fuel 283

Fuel Exhaust Hydrogen 2010 283

Green Car Congress

JUNE 2, 2015

Golf Comparisons. Exhaust manifold integrated in cylinder head. The exhaust manifold of the 1.0 The exhaust manifold of the 1.0 The design of the exhaust manifold enabled the use of a compact and lightweight single-scroll compressor with an electric wastegate actuator. engine) introduced in 1975.

Gasoline 273

Gasoline MPG Exhaust Engine 273

Green Car Congress

JANUARY 6, 2017

In Europe, the average amount of NO x present in exhaust emissions from modern diesel passenger cars under real-world conditions is more than double the levels from modern trucks and buses, according to a new briefing paper released by the independent research organization International Council on Clean Transportation (ICCT). Source: ICCT.

Diesel 223

Diesel Emissions Cars Light 223

Green Car Congress

APRIL 17, 2014

Compared to new diesel engines, the Delphi team found that BSFC for GDCI at light loads was comparable or better, and at high loads was about 5% higher. Due to the lower exhaust enthalpy of lower temperature engines using PPCI, it is difficult to produce intake boost with acceptable boost system parasitis. kWh and FSN 0.1,

Gasoline 304

Gasoline Engine Fuel Wisconsin 304

Green Car Congress

JULY 16, 2013

As a comparison, in 2007, the first-generation Golf BlueMotion (Volkswagen’s most fuel-efficient version) was regarded as having sensational gas mileage at 52 mpg—4 mpg worse than the new GTD, which has 79 more horsepower and is 25 mph faster. By comparison, the earlier A6 Golf GTD posted 8.1 Variable valve timing.

Diesel 304

Diesel Exhaust MPH MPG 304

Green Car Congress

OCTOBER 13, 2013

The data presented in these studies did not show any evidence of deterioration in engine durability or maintenance issues for E15 (or E20) in comparison to E0 and E10 (when tested). Materials compatibility testing provides no evidence that 15 vol% ethanol blends will cause increased rates of metal corrosion in comparison to 10% blends.

2001 300

2001 Minnesota Cars Emissions 300

Green Car Congress

JULY 9, 2013

For Stingrays equipped with the seven-speed manual transmission, Eco mode enables Active Fuel Management, which disables four of the cylinders for improved fuel economy during light engine loads. The LT1 delivers 460 hp (343 kW) with the available dual-mode exhaust.

MPG 239

MPG 2014 EPA Fuel Economy 239

Green Car Congress

JANUARY 26, 2012

Additional benefits in comparison with turbocharger solutions include simpler transient air fuel ration (AFR) control, and reduced thermal inertia in the exhaust, enabling faster catalyst light-off and reduced under hood temperatures.

Downsizing 270

Downsizing Vehicles Fuel Economy 2010 270

Green Car Congress

MAY 4, 2016

A study by researchers from the University of Denver and the University of Puget Sound indicates that high-mileage light-duty fleets contribute higher emissions and emissions share than expected based on their actual numbers in the fleet. In their study, Bishop et al. —Bishop et al. Bishop, Donald H. Stedman, Daniel A. 6b00717.

Emissions 150

Emissions Fleet Light Taxi 150

Green Car Congress

OCTOBER 10, 2013

liter Volkswagen light-duty diesel engine and Klam dynamometer running at various throttle and brake settings over a 9-mode steady-state cycle to enable triplicate time-resolved measurement of particle number distributions with a scanning mobility particle sizer. In the experiments, they used a 4-cylinder, 1.9-liter

B0 210

B0 Diesel Emissions Exhaust 210

Green Car Congress

NOVEMBER 26, 2018

For local air quality, electric vehicles also offer clear benefits, mainly due to zero exhaust emissions at street level. BEVS can offer local air quality benefits due to zero exhaust emissions, e.g., nitrogen oxides (NO x ) and particulate matter (PM). —“Electric vehicles from life cycle and circular economy perspectives”.

Climate 268

Climate Pollution Gasoline-Electric 2017 268

Green Car Congress

DECEMBER 8, 2014

The direct comparison of CO 2 or FC standards’ stringencies from different regions not only depends on the different driving cycles applied but also on the technical characteristics of the regional vehicle fleets. WLTC will be replacing NEDC in a few years.). efficient operation strategies such as stop/start systems.

Conversion 290

Conversion Emissions CO2 Global 290

Green Car Congress

AUGUST 7, 2013

According to Bosch, a realistic estimate is that diesel will be able to capture a 10% share of the light vehicle market by 2018. A recent example is the Chevrolet Cruze, for which Bosch supplies the diesel fuel injection system along with the exhaust-gas treatment system, engine control system, ceramic spark plugs, and sensors.

Diesel 255

Diesel Global Market China 255

Green Car Congress

AUGUST 23, 2013

During his presentation at the TDI Efficiency Rally, UMTRI researcher Bruce Belzowski first presented a summary of his analysis of the total cost of ownership of diesels with a comparison to that of their gas vehicle counterparts. Changes in the exhaust manifolds and turbo from Gen 1 to Gen 2. Earlier post.). lbs (4 kg). Q5 hybrid **.

Diesel 366

Diesel Audi Sale Fuel Economy 366

Green Car Congress

APRIL 1, 2010

Comparison of Sonata 2.0T Twin-scroll turbocharger designs have two exhaust gas inlets divided by split walls inside the turbine housing, with both gas passages controlled by a waste-gate. A twin-scroll turbo recovers even more energy from the exhaust than a single-scroll turbocharger thanks to a divided manifold. Sonata 2.0T.

Hyundai 199

Hyundai Exhaust Waste Fuel Economy 199

Green Car Congress

APRIL 21, 2015

Exhaust gases were captured in order to measure the vehicle’s emission of carbon dioxide (CO 2 ) and NO x. Previous testing at SGS provided two sets of baseline results which LH uses for comparison to allow the improvements provided by the hybrid system to be quantified. Source: Lightning Hybrids. Click to enlarge.

Hybrid 150

Hybrid Emissions Fuel Light 150

Green Car Congress

JULY 31, 2019

Even for consumer light-duty vehicles, particularly larger size passenger vehicles, limited access to charging infrastructure and/or the substantial recharge time may drive continued demand for alternatives. Source-to-Tank cost comparison of carbon-neutral transportation fuels. —Zhao et al. Zhao et al.

Delaware 278

Delaware Transportation Fuel Hydrogen 278

Green Car Congress

JULY 13, 2011

Comparison of O 3. In comparison to other iron oxide materials, it has a particularly high proportion of unsaturated and thus reactive iron centers on its surface. removal % of materials at room temperature. A) mesoporous two-line ferrihydrite (M2LFh), B) MSIO, C) CIO, D) g-Fe 2 O 3 , E) 5 wt % Fe/ZSM-5, and F) commercial MnO 2.

Ozone 218

Ozone Toyota Pollution Suzuki 218

Green Car Congress

OCTOBER 24, 2016

A research team from Empa (Swiss Federal Laboratories for Materials Science and Technology) and the University of Applied Sciences Bern, Laboratory for Exhaust Emission Control, reports that ethanol blending appeared to reduce genotoxic emissions from a flex-fuel Euro-5 gasoline direct injection (GDI) vehicle (a Volvo V60 with a 1.6

Gasoline 150

Gasoline Emissions Exhaust Vehicles 150

Green Car Congress

MARCH 11, 2011

GM’s eAssist light electrification system—currently offered as the base powertrain in the full-sized 2012 Buick LaCrosse and offered on the 2012 Buick Regal—uses a 115V, 0.5 Calendar life comparison. Input and output power characteristics of 2nd and 3rd generations. Source: Hitachi Review. Click to enlarge.

Li-ion 210

Li-ion PHEV Powered Power 210

Green Car Congress

MAY 19, 2012

It has been already reported that by changing the fuel from conventional EN590 diesel to HVO decreases exhaust emissions. The results show that considerable reductions of exhaust emissions are possible by adjusting the engine settings to better suit the HVO fuel. 70% increase in injection pressure depending on load.

Engine 231

Engine Diesel Renewable Emissions 231

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

APRIL 1, 2013

2WD Pickup truck fuel economy comparisons. To further enhance combustion, the intake and exhaust valve positions have been switched from previous versions, and the valves are now slightly canted toward the cylinder centerline. Fuel economy. Power (hp). Torque (lb-ft). 2014 GMC Sierra. EcoTec3 V-8. 2013 Ford F-150. 2013 Ford F-150.

Sierra 262

Sierra Fuel Economy Economy F-150 262

Green Car Congress

JUNE 9, 2011

Comparison of the ML350 BlueTEC diesels. Comparison of the ML350 gasoline engines. A key factor in the diesel engines is also the optimization of the flow and backpressure in the exhaust system with its SCR (Selective Catalytic Reduction) emission control technology. Aerodynamically optimized light-alloy wheels.

Mercedes 186

Mercedes Diesel SUV Fuel Economy 186

Green Car Congress

SEPTEMBER 2, 2009

The design enables a light, compact unit which provides the strength necessary for the added stresses of diesel combustion, while reducing vibration, noise and internal friction compared to an in-line engine. Cylinder bore spacing is also reduced in comparison—98.4 The boxer diesel is matched to a six-speed manual gearbox.

Diesel 186

Diesel Gasoline MPH Convert 186