Green Car Congress

MAY 15, 2013

An analysis by FEV of a modeled automotive scale version of Pinnacle’s 4-stroke, spark-ignited (SI), opposed-piston, sleeve-valve architecture engine ( earlier post ) concluded that the engine has the potential to deliver significant additional fuel economy benefits of up to 42.6% Fuel economy. —FEV analysis.

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Fuel Economy Economy Engine Downsizing 230

Green Car Congress

MAY 9, 2012

The VEMB system uses a concentric camshaft, blow-down manifold and scavenge manifold to separate the exhaust event into two phases: high-energy blow-down to the turbo without pumping losses, and high-hydrocarbon scavenge to the EGR system. to 2 ratio points and maintain the same knock limit for an additional 3-4% improvement in fuel economy.

Fuel Economy 218

Fuel Economy Downsizing Economy Engine 218

Green Car Congress

FEBRUARY 25, 2014

Staff at the non-profit research organization presented it with little fanfare to the SwRI board of directors and advisory trustees along with 7 other research projects at the 66 th annual meeting on Monday. As will be presented at SAE World Congress, SwRI engineers modified the 2.0-liter In 2013, SwRI reported a 2.0-liter

Fuel Economy 277

Fuel Economy Engine Fuel Economy 277

Green Car Congress

JULY 23, 2014

Enerpulse Technologies said that it has further identified the underlying mechanism by which its its pulsed energy ignition technology improves fuel economy, reduces emission and delivers higher torque in spark ignited (SI) internal combustion (IC) engines. Earlier post.)

Fuel Economy 210

Fuel Economy Plug Economy Energy 210

Green Car Congress

MAY 8, 2013

At the recent 2013 SAE World Congress, engineers from Bosch and AVL presented papers on progress in the ACCESS project, describing the design, combustion development and controls development for a resulting 4-cylinder gasoline turbocharged direct injection (GTDI) engine with part-load HCCI capability. Earlier post.). —Wheeler et al.

Fuel Economy 278

Fuel Economy Economy Fuel Engine 278

Green Car Congress

MARCH 26, 2015

The Cummins team not only surpassed all fuel-economy targets, but also achieved criteria emissions lower than the stringent Tier 2/Bin 2 levels. Test cycle fuel economy (mpg). The Highway Fuel Economy Test (HFET) and FTP-75 Test (city) cycles demonstrated fuel economy above 35 mpg (6.72

Fuel Economy 150

Fuel Economy Economy Diesel Light 150

Green Car Congress

JUNE 23, 2014

Split, parallel, cross-flow cooling with integrated exhaust manifold. Cycle-based CAE analysis of fuel economy contribution of critical technologies. Advantages of the micro-stratified charge capability include good fuel economy, low NO x , low PM, acceptable NVH, good stability, and “practical controls”, Weaver said.

Fuel Economy 247

Fuel Economy Economy Ford Engine 247

Green Car Congress

APRIL 25, 2016

In a paper presented at the 2016 SAE World Congress, Tula Technology, developer of Dynamic Skip Fire (DSF) cylinder deactivation technology, reported significant fuel economy gains of up to 18% over a conventional GM 6.2-liter Meaning, DSF reduces fuel consumption by 14-18% over V8. mpg at DSF versus 17.34 mpg at V8 mode.

Fuel Economy 150

Fuel Economy Economy GM Fuel 150

Green Car Congress

AUGUST 22, 2013

The European Union-funded PowerDriver project—a two-year, €3-million (US$4-million) research project initiated in February 2012 to turn exhaust gas waste heat into electricity using thermoelectric generator (TGEN) technology—has completed simulation work on on a potential automotive application.

Exhaust 210

Exhaust Waste Land Rover Fuel 210

Green Car Congress

NOVEMBER 1, 2013

The engineers tested a prototype 100cc engine on a dyno to gather steady-state fuel consumption, emissions, and combustion stability data over a matrix of speed, load, mixture ratio, and combustion phasing. Four engine control modes were evaluated with the goal of reducing NO x and minimizing fuel economy impact.

Fuel Economy 231

Fuel Economy Economy Engine Fuel 231

Green Car Congress

APRIL 14, 2011

Results of this study showed that the pre-chamber jet ignition combustion system roughly matches HCCI fuel economy across both NEDC and FTP drive cycles, with a 13% improvement in fuel economy recorded over the baseline stoichiometric (λ=1) spark ignition combustion system. The new study. liter) GM engine.

Fuel Economy 210

Fuel Economy Economy Engine Fuel 210

Green Car Congress

APRIL 10, 2018

liter EcoBoost is further enhanced to deliver anticipated CO 2 emissions from 107 g/km for the five-door model using: A reversed direction cylinder-head from which exhaust gases now exit the rear, for faster warm-up of emission reduction technology. An all-aluminium construction for reduced weight. The all-new 1.5-liter

Fuel Economy 186

Fuel Economy Ford Gasoline Diesel 186

The Truth About Cars

OCTOBER 4, 2024

JD Power reported that plug-in hybrid sales are presently stuck below 2 percent of the total new vehicle market. Despite EVs typically seeing higher factory pricing against hybrids, dealers have surplus inventories that are presently encouraging discounts. By contrast, standard hybrids lacking a charging port were said to be 10.7

Plug-in 117

Plug-in Plug Buy Hybrid 117

Green Car Congress

MAY 16, 2019

In a paper presented at the 2019 Vienna Motor Symposium this week, Delphi Technologies will unveil a new 500+ bar GDi system that can reduce particulate emissions by up to 50% compared to state-of-the-art 350 bar system without expensive engine design modifications. Delphi 500+ bar GDi pump.

Emissions 257

Emissions Gasoline Fuel Exhaust 257

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 9, 2009

Detroit Diesel’s BlueTec Technology incorporates emissions technology already present on today’s vehicles such as the Exhaust Gas Recirculation, Diesel Oxidation Catalyst, and Diesel Particulate Filter. These SCR components include: the DEF tank, DEF doser, SCR catalyst, Aftertreatment Control Module (ACM) and the DEF gauge.

Fuel Economy 150

Fuel Economy Detroit 2010 Economy 150

Green Car Congress

MAY 4, 2012

Engineers at Transonic Combustion, a start-up developing a fuel efficient supercritical (SC) fuel injection and combustion system—Transonic Combustion, or TSCi ( earlier post )—have demonstrated the TSCi process using gasoline fuel at low load without EGR, medium load with EGR, and high speed low load with EGR.

Fuel Economy 262

Fuel Economy Gasoline MPG Economy 262

Green Car Congress

APRIL 6, 2010

Researchers from the Berner Fachhochschule and EMPA, a Swiss research and services group, are developing a thermoelectric generator for vehicle waste heat recovery that is integrated in the muffler, rather than being installed as a separate thermoelectric generator (TEG) unit on the exhaust line. Click to enlarge.

Fuel Economy 218

Fuel Economy San Francisco Economy Exhaust 218

Green Car Congress

OCTOBER 16, 2012

The 170 hp engine has been developed with fuel economy, high low-end torque and elasticity in mind, while the performance of the 200 hp unit makes it the benchmark in its class. Achieving these goals enabled vehicle integration that can tune primary engine orders in the induction and exhaust systems to meet specific vehicle objectives.

Gasoline 350

Gasoline Engine Fuel Power 350

Green Car Congress

APRIL 26, 2019

At WCX SAE World Congress Experience this year in Detroit, Nissan presented a paper on the development of and technologies applied in the new 2.5L The leeway gained can go towards increasing fuel economy and engine power. Nissan’s Decherd assembly line is using a mirror bore process in the all-new 2019 Nissan Altima 2.5-liter

Nissan 246

Nissan Engine 2019 Fuel Economy 246

Green Car Congress

NOVEMBER 4, 2011

The A dvanced C ombustion C oncepts— E nabling S ystems and S olutions (ACCESS) is developing advanced combustion control concepts along with with an enabling system, subsystem and component level solutions for the management of multi-mode/multi-fuel combustion events. HCCI range extension with boosting. Source: Bosch. Click to enlarge.

Fuel Economy 218

Fuel Economy Gasoline Light Engine 218

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

APRIL 23, 2020

The collaboration work was carried out on a Cummins X15 Efficiency Series 6-cylinder diesel engine, which already offers class-leading fuel economy. The reduction of tailpipe NO x is achieved primarily by optimized exhaust temperature control, resulting in significantly improved conversion efficiency of the aftertreatment system.

Diesel 286

Diesel Emissions Exhaust Engine 286

Green Car Congress

OCTOBER 8, 2013

Opel presented details of its new three-cylinder 1.0-liter SIDI Turbo also delivers a 20% improvement in fuel economy compared to the 1.6-liter In the Opel Adam, it will give CO 2 emissions of well under 100 g/km, as well as combined cycle fuel consumption approaching 4.0 Direct fuel injection. Click to enlarge.

Engine 220

Engine MPG Exhaust Gasoline 220

Clean Fleet Report

NOVEMBER 12, 2024

The fuel economy is rated at 39 mpg city/37 highway/38 combined. Fuel economy numbers reported by Clean Fleet Report are non-scientific and represent the reviewer’s driving experience using the dash gauge computer. of torque Fuel economy: 23 city/29/highway/25 combined Base trim price: $40,800 2.5-liter

Mazda 73

Mazda Hybrid Fuel Economy Gasoline-Electric 73

Green Car Congress

NOVEMBER 7, 2016

The REEV or PHEV also may present opportunities for more novel power sources such as turbines (Wrightspeed), fuel cell stacks (Nissan) or aluminum-air batteries (Phinergy and Arconic), speakers suggested. the addition of a port fuel injection system. The optimal control algorithm enhanced the fuel economy by 17.0%

PHEV 218

PHEV Engine Fuel Economy Economy 218

Green Car Congress

AUGUST 4, 2015

The engine will be mated to either a five-speed manual or a six-speed automatic transmission: manufacturer estimated fuel economy on the highway is predicted to be 39 mpg with the six-speed automatic transmission, an improvement of 13% over the EPA estimated highway fuel economy for the previous 2.0-liter

Engine 150

Engine Range Fuel Economy Downsizing 150

Green Car Congress

AUGUST 29, 2013

Mated to an automatic or a manual transmission, the new EA888 offers up to a 17% decrease in fuel consumption while providing even better acceleration. In a presentation at Volkswagen of America’s 2014 line drive in St. Key advances for Gen 3 are in weight reduction, friction reduction, and the internal exhaust cooling system.

2014 331

2014 Engine Exhaust Fuel Economy 331

Green Car Congress

APRIL 10, 2014

The system, say the researchers, offers the potential to exploit most of the benefits of operating on premium high octane fuel while using less expensive regular grade more effectively. 100 RON product when using regular unleaded (RUL) 92 RON gasoline as the base fuel. increase in fuel economy, according to their work; 8.5%

Gasoline 316

Gasoline Engine Toyota Fuel Economy 316

Green Car Congress

OCTOBER 10, 2012

Their paper was presented at the ASME Internal Combustion Engine Division 2012 Fall Technical Conference by Marcello Canova, assistant professor at OSU; lead author was Philipp Skarke, from the University of Stuttgart Institute for Internal Combustion Engines and Automotive Engineering. Exhaust gas exergy map of EcoCAR engine.

Waste 312

Waste PHEV Fuel Exhaust 312

Green Car Congress

NOVEMBER 30, 2016

Our research shows that in most driving scenarios the system will be active for just a few seconds at a time, making fast and seamless operation crucial, and has the potential to improve fuel efficiency by up to 6%. —Denis Gorman, powertrain engineer, Ford of Europe.

Fuel Economy 150

Fuel Economy Ford 2018 Fuel 150

Green Car Congress

JULY 29, 2012

Renault has further improved the fuel economy of its diesel-powered light commercial van Kangoo and Kangoo Express with the ENERGY dCi 71 and 90 models. Renault first presented the Kangoo equipped with an ENERGY dCi 90 diesel engine at the last Geneva Motor Show. l/100 km, 54.7 The four-cylinder, 1.5-liter

MPG 218

MPG Energy Fuel Economy Fuel 218

Green Car Congress

OCTOBER 24, 2017

More than 1,200 engineers and academics are participating in the two-day event, which features presentations exploring the core theme “Knock the Limit of Powertrain Technologies: To Enhance Value for Customers.”. The Smart Stream powertrains deliver improved fuel economy and reduced exhaust emissions.

Hyundai 150

Hyundai Motor Motoring Motors 150

Green Car Congress

JANUARY 2, 2019

Their paper is published in the ACS journal Energy & Fuels. Regulated emissions for all test fuels over the cold-start and hot-start LA92 cycles. Data presented as mean ± standard deviation, N=3. A fuel economy penalty was also observed for lower energy content E30 and E78 blends compared to both E10 fuels.

Pollution 255

Pollution Fuel Vehicles Emissions 255

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. At the present time, sustainable energy technologies (e.g., The potential is significant.

Fuel Economy 240

Fuel Economy Engine Economy Fuel 240

Green Car Congress

APRIL 21, 2017

GDI engines have better fuel economy and lower carbon-dioxide emissions than more conventional port fuel injection engines; however, the technology results in higher fine-particle emissions. Onori will present aspects of her work on emissions controls at the upcoming 2017 American Control Conference in Seattle in May.

Engine 150

Engine Exhaust Gasoline Seattle 150

Green Car Congress

APRIL 18, 2016

l/100 km) combined, 47 mpg city and 46 mpg highway; the powertrain shares the transmission architecture with the 2016 Chevrolet Volt extended range electric vehicle (EREV), but includes changes to optimize the system for engine-driven charge-sustaining operation in the range of conditions represented by the US EPA 5 cycle fuel economy tests.

Malibu Hybrid 150

Malibu Hybrid 2016 Chevrolet Design 150