Green Car Congress

AUGUST 13, 2021

The open access paper by Cornell’s Robert Howarth and Stanford’s Mark Jacobson is published in the journal Energy Science and Engineering. For our default assumptions (3.5% —Howarth and Jacobson.

Hydrogen 414

Hydrogen Gas Coal Exhaust 414

Green Car Congress

MARCH 22, 2014

liter diesel, prominently showing the closely attached exhaust aftertreatment system. liter TDI Clean Diesel engines fitted in Audi and Volkswagen TDI Clean Diesel models, and as such, is a strategically important engine. The EA288 2.0-liter Click to enlarge. The Volkswagen Group’s new 2.0-liter Earlier post.) The new 2.0L

Diesel 384

Diesel Engine Exhaust Water 384

Green Car Congress

FEBRUARY 5, 2018

Ricardo has created a company—Dolphin N2 Ltd—to commercialize its CryoPower cryogenic split-cycle engine technology ( earlier post , earlier post.) CryoPower is based on the use of a separate induction and compression cylinder from that used for combustion and exhaust.

Commercial 199

Commercial Engine Companies Fuel 199

Green Car Congress

DECEMBER 20, 2018

The OM 656 six-cylinder diesel engine comes with 243 kW (330 hp) and 700 N·m of torque in the GLE 400 d 4MATIC (combined fuel consumption: 7.5-7.0 Most of the components relevant for efficient emissions reduction are installed directly on the engine. Delivery of the first vehicles begins in spring of 2019.

Diesel 326

Diesel Mercedes SUV Exhaust 326

Green Car Congress

MARCH 19, 2018

Volkswagen has developed and deployed a gasoline engine that offers diesel-like fuel economy but is significantly cheaper to buy. This enables further reduced fuel consumption and emission levels plus powerful torque even at low engine speeds. Compared with other gasoline engines, the intake valves of the 1.5

Fuel Economy 257

Fuel Economy Gasoline Engine Economy 257

Green Car Congress

APRIL 18, 2016

A new study by a team from the University of Edinburgh and independent engineering company INNAS BV has found that, when factoring in the additional weight and non-exhaust PM factors, total PM 10 emissions from electric vehicles (EVs) are equal to those of modern internal combustion engine vehicles (ICEVs). Click to enlarge.

Exhaust 150

Exhaust Emissions Gasoline-Electric 2016 150

Green Car Congress

SEPTEMBER 23, 2020

Comparison of baseline and dDSF CO 2 and NO x on HD FTP cycle and LLC. Like DSF for gasoline engines, dDSF uses individual cylinder deactivation control strategies to meet torque demand at optimal fuel and aftertreatment efficiency. Cylinder deactivation also reduces excess engine airflow, increasing exhaust temperatures.

Diesel 221

Diesel Future Fuel Economy China 221

Electrek

MAY 30, 2023

When it comes to motorbikes, there’s simply no comparison. Electric motorcycles and scooters crush their combustion engine-powered cousins in performance.

Porsche 121

Porsche Electric Motorcycles Motorcycles Exhaust 121

Green Car Congress

JULY 24, 2014

The global market for sensors used in internal combustion engines (ICE) is on the road of steady growth for the next few years, propelled by increasing utilization in engine management and exhaust aftertreatment, according to a new report from IHS Technology. IHS projects that sensor shipments for ICEs will top 1.34

Pollution 210

Pollution Engine International Market 210

Green Car Congress

JUNE 9, 2022

liter, direct and port fueled injection, inline 4-cylinder gasoline engine commonly used in the Camry line of vehicles. The “Dynamic Force Engine” achieves one of the world’s best thermal efficiencies of 40% in gasoline powered vehicles according to Toyota. The Toyota 2.5L

Emissions 243

Emissions Fuel Gasoline-Electric Gasoline 243

Green Car Congress

FEBRUARY 24, 2023

In comparison to hydrogen, liquefied ammonia makes it easier to transport large volumes to wherever it is needed. In the integrated process, it is possible to achieve an efficiency of 90% in comparison to 70% achieved with conventional technologies. This is particularly important for mobile and space-constrained applications.

Transportation 273

Transportation Industrial Industry Energy 273

Green Car Congress

JANUARY 15, 2012

The transient results illustrate the gradual formation of the nucleation mode particles with continuous increase in exhaust temperatures. The particle number count under those conditions increased by more than an order of magnitude in comparison to DPF-out particle concentrations. The engine was also equipped with a catalyzed?DPF

Exhaust 218

Exhaust Diesel West Virginia 2007 218

Green Car Congress

JUNE 14, 2016

The EU is investing more than €3 million in innovative aero-engine technologies in the three-year ULTIMATE project, short for Ultra Low emission Technology Innovations for Mid-century Aircraft Turbine Engines. The combinations are integrated into optimized engine concepts promising to deliver ultra-low emission engines.

Engine 150

Engine Exhaust Concept France 150

Green Car Congress

FEBRUARY 26, 2021

Comparison of engine indicated efficiency with three different combustion approaches (PFI SI, ECDI SI and HPDI) for H2 with a diesel reference under full load operation. Hydrogen combustion engines significantly reduce CO 2 , HC and PM emissions, leaving NO x as the most prominent tail pipe emission. Source: Westport/AVL.

Fuel 221

Fuel Hydrogen Exhaust Emissions 221

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. Diesel engines emit up to 15% less CO 2 than comparable gasoline engines; the CO 2 benefits are greater for larger vehicles.

Germany 255

Germany 2017 2018 Diesel 255

Green Car Congress

OCTOBER 30, 2016

billion) in its strategic engine initiative. The optimization of advanced high-tech engines plays a key role in our road map towards sustainable mobility. The new engines] also need to be designed with a view to all current and future requirements. The result is a dynamic engine response with no turbo lag. —Prof.

Gasoline 150

Gasoline Mercedes Engine Diesel 150

Green Car Congress

MAY 17, 2017

The FEV results are based on a comparison between figures from the use of the engine optimized for Neste MY Renewable diesel and the use of conventional fossil diesel in the same engine, optimized for typical European EN 590 fossil diesel operation at Euro 6 emission level. On a non-optimized basis (i.e.,

Renewable 150

Renewable Diesel Emissions Engine 150

Green Car Congress

JUNE 17, 2016

At the upcoming IAA this fall, Mercedes-Benz Trucks will showcase the latest generation of the OM 470 six-cylinder in-line engine, which incorporates numerous new developments to achieve a further reduction in fuel consumption of up to 5%. All the heavy-duty engines benefit from new low-friction engine oils.

Mercedes 150

Mercedes Engine Fuel Emissions 150

Green Car Congress

NOVEMBER 7, 2013

the developer of the , is establishing a new subsidiary—Coates Engines, China Ltd.—in will own approximately 49% of Coates Engine China, Ltd. Comparison of CSRV and conventional poppet valves. This means the engine oil does not see the hottest parts of the engine—the exhaust poppet valves.

China 210

China Engine Oil Chinese 210

Green Car Congress

MAY 31, 2017

A joint study by Controlled Power Technologies (CPT) and Austria’s Technische Universität Wien (TU Wien) into 48V diesel mild hybrid technology verified a 9% reduction of NO x in raw engine-out emissions, while retaining the fuel economy and CO 2 benefits of diesel engine technology. —Paul Bloore.

Fuel Economy 150

Fuel Economy Diesel Economy Engine 150

Green Car Congress

JUNE 29, 2013

A study by Sage Kokjohn, Senior Engineer in Combustion Research at Cummins Inc., Rolf Reitz of the University of Wisconsin found that reactivity controlled compression ignition (RCCI) ( earlier post ) in a light-duty engine can meet Tier 2 Bin 5 NO x levels without aftertreatment, while offering a 4% improvement in fuel consumption and 7.3%

Light 207

Light Engine Wisconsin Fuel Economy 207

Green Car Congress

APRIL 10, 2014

Atkinson cycle engine can reach a thermal efficiency of 38%. Toyota Motor Corporation has developed a new series of fuel-efficient gasoline engines that achieve improved thermal efficiency. In developing the new engines, Toyota focused on four key areas: rapid combustion; a higher compression ratio; reduced pumping losses (e.g.,

Gasoline 273

Gasoline Toyota Engine Fuel 273

Green Car Congress

MARCH 23, 2021

The University of Nebraska’s Department of Chemical and Biomolecular Engineering recently released results of a study of 50 non-flex fuel vehicles from the State of Nebraska to determine the adaptability, economic feasibility, and environmental impact of using E30 (30% ethanol blend). from vehicles running on each fuel type.

Nebraska 225

Nebraska Fuel Vehicles Exhaust 225

Green Car Congress

FEBRUARY 5, 2016

A team at the Engine Research Center (ERC), University of Wisconsin-Madison has demonstrated the viability of reactivity-controlled compression ignition (RCCI) in a two-stroke engine. A paper on their work is published in Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering.

Engine 150

Engine Wisconsin Automobile Gasoline 150

Green Car Congress

SEPTEMBER 26, 2012

Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. Such an engine could provide a cost-effective solution for small recreational vehicle- and motorcycle applications. Oh and Plante. Click to enlarge. —Oh and Plante. g/kWh with a 3.3%

Engine 329

Engine Emissions Fleet Market 329

Green Car Congress

APRIL 12, 2019

AR-based training at the BMW Group Production Academy: engine assembly. Using VR, planners in construction, plant engineering, logistics and assembly can now assess new production areas completely virtually together with production staff and test new processes in 3D. Target/actual comparisons in operations.

BMW 344

BMW Production Engine Parts 344

Green Car Congress

NOVEMBER 15, 2022

These technologies integrate and they are aimed at decreasing the energy used to liquefy the gas and minimizing the impact on the environment, which places Eni’s FLNG ship above the benchmark in its sector in terms of energy efficiency.

Mozambique 273

Mozambique Gas-Electric Gas Waste 273

Green Car Congress

SEPTEMBER 21, 2011

The pair has received $850,000 in grants to support the fabrication and testing of a prototype of the K6 engine; Shedd says he expects to have a prototype running by late fall or early winter. The engine incorporates a modified Brayton cycle ( earlier post ) into a continuous combustion engine system. —Timothy Shedd.

Engine 186

Engine Diesel Standards Exhaust 186

Green Car Congress

SEPTEMBER 4, 2013

The concept of the Ricardo Split-Cycle engine. 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. Source: Neville Jackson. Click to enlarge.

Engine 249

Engine Fuel Vehicles Waste 249

Green Car Congress

MAY 9, 2015

TFSI gasoline engine with an electric biturbo ( earlier post ) that delivers 441 kW (591 hp) and 650 N·m (479.4 The five-cylinder, 2,480 cc engine produces 178 kW (239 hp) and 262 N·m (193 lb-ft) per liter of displacement. By comparison: The new Ford Shelby GT 350 will feature a naturally aspirated 5.2L

Audi 150

Audi Engine Shelby Power 150

Green Car Congress

APRIL 9, 2010

will publicly reveal the architecture of its High Efficiency Hybrid Cycle (HEHC) engine. The paper describes LiquidPiston’s third-generation engine prototype, which was first test-fired in January 2010. It provides an air-standard analysis of efficiency, including a comparison to conventional engine technologies.

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Congress 2010 Engine Exhaust 268

Green Car Congress

JUNE 20, 2014

liter turbocharged Gamma four-cylinder engine ( earlier post )—already available in the Veloster—producing an estimated 177 horsepower (132 kW) and 195 lb-ft (264 N·m) of torque. liter Theta II engine. As a comparison, the baseline 2015 Sonata with 2.4-liter liter engine is EPA-rated at 29 mpg (8.1

MPG 239

MPG 2015 Hyundai Alabama 239

Green Car Congress

SEPTEMBER 22, 2022

liter turbo engine that is mounted longitudinally at the front; this is the most powerful production four-cylinder in the world. They underline the high-end engineering competence of the Affalterbach-based developers. For comparison, conventional batteries without direct cooling of the cells achieve about half this figure.

Mercedes 259

Mercedes Hybrid Engine All-Electric 259

Green Car Congress

JUNE 10, 2022

Recent developments in high-efficiency engine design, alongside tightening vehicle emission regulations, demand improved engine exhaust catalysts. Current-generation NO x catalysts for small diesel engines perform optimally above 200 ?C. An open-access paper on the study appears in Nature Communications.

Conversion 199

Conversion Engine Exhaust Diesel 199

Green Car Congress

MARCH 4, 2010

TSCi combustion minimizes heat loss to the cylinder walls and in the exhaust. Transonic is currently working with four OEMs on evaluating the system, Rocke said: one each in Asia, North America, Europe and the other in the heavy-duty engine sector. Source: Transonic. Click to enlarge. The TSCi system components. Click to enlarge.

Fuel Economy 297

Fuel Economy Fuel Economy Engine 297

Green Car Congress

JANUARY 5, 2015

Comparison of DSF fuel economy gains and costs with competing technologies, from Tula’s 2013 SAE paper. In 2012, GM Ventures made an equity investment in Tula; in 2013, Tula engineers presented a paper on their technology at the 2013 SAE World Congress. Wilcutts et al. Click to enlarge.

GM 150

GM Engine Fuel Fuel Economy 150

Green Car Congress

MAY 25, 2017

The system uses absorption spectroscopy to monitor and record emissions from a vehicle’s exhaust as it passes by a road-side sensor. It then matches these data to vehicle characteristics such as engine type and age. Ricardo launched its vehicle emission measurement service in April 2017.

Emissions 170

Emissions Pollution Insight Exhaust 170