Green Car Congress

OCTOBER 19, 2021

Known internally and to Volkswagen enthusiasts as the “Evo4,” its two most difficult roles might be under the hood of the 2022 Golf GTI and R. A further benefit the systems offer is the ability to use longer final drive ratios in the transmission, effectively downspeeding the engine, which can positively affect fuel economy.

Engine 397

Engine Exhaust Hungary MPG 397

Green Car Congress

APRIL 20, 2011

Hyundai Motor America introduced the all-new 2012 Accent at the New York International Auto Show; this marks the US debut of the latest version of the popular subcompact sedan and the new Accent five-door. By precisely controlling the injection of fuel, GDI allows for better fuel economy, increased power and reduced emissions.

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Fuel Economy MPG Economy 2012 236

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.)

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Fuel Economy Plug Economy Energy 210

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

JANUARY 5, 2015

Drive cycle fuel economy for PFI, CDC, and multi-mode RCCI operation. Their paper is published in the International Journal of Engine Research. The process involves introduction of a low reactivity fuel into the cylinder to create a well-mixed charge of low reactivity fuel, air and recirculated exhaust gases.

Fuel Economy 150

Fuel Economy Economy Light Fuel 150

Green Car Congress

MARCH 19, 2019

Eaton is supplying a number of leading-edge technologies that improve fuel economy and reduce emissions to Original Equipment Manufacturer (OEM) teams. Since 2008, Eaton’s Vehicle Group has been laser-focused on reducing emissions and fuel consumption.

Eaton 199

Eaton Fuel Economy Exhaust Economy 199

Green Car Congress

APRIL 18, 2019

Toyota introduced the next-generation three-row 2020 Highlander SUV at the New York International Auto Show. The gas engine employs Variable Valve Timing-intelligent system by Electric motor (VVT-iE) on the intake camshaft, and VVT-i on the exhaust camshaft.

Highlander 287

Highlander New York 2020 Toyota 287

Green Car Congress

SEPTEMBER 1, 2012

liter engine and next-generation Xtronic CVT with sub-planetary gear, offers combined fuel economy of 34 mpg (6.9 The lighter and more aerodynamic new Sentra allows Nissan to use the more fuel-efficient 1.8-liter The engine’s internal friction has been reduced, improving efficiency. Fuel economy is rated at 30 mpg (7.84

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Fuel Economy MPG 2013 Economy 231

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.

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Fuel Economy Economy Engine Fuel 231

Green Car Congress

OCTOBER 19, 2022

The revised hybrid system boosts output to 134 hp (up from 121) and 156 lb-ft (212 N·m) of torque (up from 146 lb-ft / 200 N·m), while EPA-estimated combined fuel economy reaches 47 mpg. The EPA combined fuel economy rating is 44 mpg. The upgraded hybrid system improves acceleration and mid-range power.

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Hybrid Toyota Fuel Economy Economy 459

Green Car Congress

NOVEMBER 21, 2011

Utilizing technologies such as turbocharging, direct injection, twin independent variable camshaft timing (Ti-VCT) and six-speed transmissions, the upgraded powertrain portfolio will deliver more than 20% in fuel economy improvement to Ford’s passenger vehicle fleet in China by 2015 while reducing tailpipe carbon dioxide emissions by 20%.

Fuel Economy 236

Fuel Economy China Economy 2015 236

Green Car Congress

JANUARY 11, 2015

The two new luxury diesel SUVs are making their debut at the 2015 North American International Auto Show in Detroit and go on sale Fall 2015. Preliminary fuel economy figures for the Range Rover Sport and Range Rover are 22 mpg (city), 28 mpg (highway) and 25 mpg (combined) (10.7, l/100 km) on the highway.

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Land Rover Fuel Economy MPG Diesel 150

Green Car Congress

MARCH 4, 2010

TSCi combustion minimizes heat loss to the cylinder walls and in the exhaust. The TSCi injection system can also be supplemented by advanced thermal management, exhaust gas recovery, electronic valves, and advanced combustion chamber geometries. Source: Transonic. Click to enlarge. L/100km) EPA city and 48 mpg (4.9 L/100km) highway.

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Fuel Economy Fuel Economy Engine 297

Green Car Congress

MAY 16, 2019

Reducing the number of exhaust gas particulates, including those smaller than 23 nm, will help manufacturers meet increasingly stringent future global emissions standards. Delphi 500+ bar GDi pump. —Walter Piock, chief engineer, Gasoline Systems, Delphi Technologies. —Walter Piock.

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Emissions Gasoline Fuel Exhaust 257

Green Car Congress

DECEMBER 1, 2014

At the 2 nd International Conference Automotive 48 V Power Supply Systems , held last week in Düsseldorf, Germany, Controlled Power Technologies (CPT), a major sponsor of the event, together with leading car makers and Tier 1 suppliers, argued the need for an internationally agreed 48V electrical standard. Click to enlarge. The conference.

Standards 257

Standards International Vehicles Hybrid 257

Green Car Congress

FEBRUARY 7, 2014

liter, four-cylinder engine of the new CLA 250 is a member of the BlueDIRECT family of gasoline engines, and was first applied in combination with exhaust-gas turbocharging and external high-pressure exhaust gas recirculation in the E 250 Coupé introduced last year ( earlier post ). (It l/100 km (43.6 Source: Vent et al.

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Fuel Economy Mercedes Diesel Fuel 236

Green Car Congress

AUGUST 7, 2013

Opel will introduce the first in an all-new modular family of small-displacement three- and four-cylinder gasoline direct injection engines at the upcoming Frankfurt International Motor Show next month. The exhaust manifold is integrated inside the aluminum cylinder head, which is bolted directly to the low-inertia, water-cooled turbocharger.

Fuel Economy 236

Fuel Economy Fuel Economy Engine 236

Green Car Congress

NOVEMBER 16, 2017

Headquartered in Laindon, Essex and with a further site in Coventry (UK), CPT specializes in the development of 12V and 48V electric motor-generators for start-stop applications, mild hybridization, exhaust-driven electrification technologies, e-boosting for combustion engines, e-compressors for fuel cells and similar products.

Power 150

Power Powered Fuel Economy Exhaust 150

Green Car Congress

JUNE 9, 2022

The combustion strategies enabled by the TPS Ignition System could result in fuel economy gains greater than 20% across a drive cycle, as illustrated by the simulation results in the 2020 report by Sandia National Labs to US DOE.

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Emissions Fuel Gasoline-Electric Gasoline 243

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.

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Waste PHEV Fuel Exhaust 312

Green Car Congress

MAY 5, 2009

Internal GM testing of the new 2010 Equinox indicates that the front-wheel drive models with the direct-injected 2.4-liter At 32 mpg, the 2010 Equinox will offer best-in-segment highway fuel economy and have a highway driving range of up to 600 miles. GM expects final official EPA estimates shortly. Click to enlarge.

Fuel Economy 150

Fuel Economy 2010 MPG Chevrolet 150

Green Car Congress

MARCH 19, 2010

This technology enables the elimination of exhaust aftertreatment and provides a cost-effective, durable and high fuel economy solution for mid-range off-highway engine customers. The Twin Vortex Combustion System is capable of meeting Tier 4 interim/Stage 3B legislation without the need for any form of exhaust aftertreatment.

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Exhaust Emissions Engine Fuel Economy 199

Green Car Congress

MARCH 28, 2018

Toyota introduced the fifth-generation RAV4 at the New York International Auto Show. The engine utilizes high-speed combustion technology and a variable control system for greater thermal efficiency output, which reduces energy losses associated with exhaust and cooling systems and the movement of mechanical parts, among other factors.

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New York Toyota 2019 International 207

Green Car Congress

OCTOBER 24, 2017

Hyundai Motor Group outlined its future powertrain development strategy at its International Powertrain Conference in Korea. The Smart Stream powertrains deliver improved fuel economy and reduced exhaust emissions.

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Hyundai Motor Motors Motoring 150

Green Car Congress

SEPTEMBER 9, 2014

Ford engineers have further optimized power, torque and fuel efficiency from the 2.0-liter liter TDCi engines and include a lean NO x trap for cleaner exhaust emissions, while friction is reduced with microscopic applications of Diamond Like Coating (DLC); engine breathing is enhanced with a Variable Nozzle Turbocharger. liter and 2.0-liter

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Fuel Economy Ford Europe Fuel 218

Green Car Congress

DECEMBER 5, 2013

The cylinder head features an integrated exhaust manifold that separates the inner and outer pairs of cylinders into each inlet passage to the turbo. Keeping the exhaust pulses separated from the next cylinder in the firing order eliminates mixing losses and maximizes pulse energy to the turbine wheel. Larger exhaust valves.

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Ford Exhaust Fuel Economy Engine 355

Green Car Congress

MAY 12, 2012

The goal of the partnership is to leverage the complementary missions of deployment and commercialization (DOE) and fundamental research and education (NSF) to address the efficiency of the internal combustion engine (ICE). Liquid fuels have dominated transportation systems for over a century and will continue to do so for decades to come.

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Fuel Economy Engine Economy 2014 240

Green Car Congress

NOVEMBER 12, 2015

The 2016 Chevrolet Colorado two-wheel drive with the Duramax turbo-diesel ( earlier post ) will be the most fuel efficient pickup in the US, offering an Environmental Protection Agency-estimated 31 mpg (7.58 l/100 km) highway fuel economy. Duramax turbo-diesel engine (LWN)—derived from the international 2.8L

Colorado 150

Colorado MPG EPA Diesel 150

Green Car Congress

MARCH 30, 2013

BMW introduced the 328d Sedan at the New York International Auto, ushering in the next wave of BMW Advanced Diesel models in the US. Preliminary fuel economy estimates for the rear wheel drive 328d Sedan are 32 mpg city/45 mpg highway/37 mpg combined (7.4, The 328d will feature BMW’s 2.0-liter Click to enlarge.

MPG 273

MPG BMW Diesel New York 273

Green Car Congress

AUGUST 4, 2011

Mazda’s roadmap to the ideal internal combustion engine. This corresponds to a 23% reduction in fuel consumption and, therefore, CO 2 output.). the step-by-step introduction of electrification to SKYACTIV internal combustion engines: stop-start, followed by regenerative braking, followed by electric motor drive technologies.

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Mazda Engine Gasoline Diesel 322

Green Car Congress

AUGUST 8, 2017

Compression ignition combined with a supercharger will improve fuel economy while delivering tremendous engine response and increased torque of 10–30% over the current SKYACTIV-G gasoline engine. Earlier post.). Earlier post.). the greatest contribution to reducing carbon dioxide emissions. Yamasaki, Y., Umahashi, S., Uesugi, Y.,

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Mazda Gasoline Fuel Economy Gasoline-Electric 186

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. GDI engines now account for about 60% of the US market, and their use worldwide is forecast to grow.

Engine 150

Engine Exhaust Gasoline Seattle 150

Green Car Congress

JUNE 29, 2013

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% Their paper is published in the International Journal of Engine Research.

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Light Engine Wisconsin Fuel Economy 207

Green Car Congress

NOVEMBER 30, 2009

engine delivers 19 mpg US city/30 highway—a 19% improvement on city fuel economy and a 25% improvement on highway fuel economy compared to the 2010 model (16 mpg city/24 highway). fuel economy improvement over non-VCT-equipped engines, according to Ford. Ti-VCT can account for up to a 4.5% liter V-6 design.

2011 230

2011 Fuel Economy Exhaust MPG 230

Green Car Congress

JANUARY 15, 2018

Cooling air is drawn from inside the truck and vented via the built-in cabin exhausters. The newest Pentastar V-6’s advanced technologies, such as wide-range variable valve timing and two-step variable valve lift, deliver an optimized blend of power and fuel economy, based on the driver’s demand. The Pentastar V-6 uses an 11.3:1

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2019 Hybrid Fuel Economy Volt 240

Green Car Congress

MAY 6, 2019

To optimize further the partially premixed combustion mode, they also assessed the combined use of partially premixed combustion mode and EGR (exhaust gas recirculation). It is widely accepted that internal combustion engines are one of the most predominant contributors to atmospheric pollution. —Li et al. Zhang, Q.,

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Gas Emissions Engine China 207

The Truth About Cars

APRIL 17, 2024

Give me internal-combustion and real exhaust noise and a trunk – hatchbacks have too much utility for me! My biggest beef was noise – while loud exhaust noise is baked in (and reduces a bit when the car isn’t in a performance drive mode) – the sounds coming out of the rear intrude on conversation.

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Hyundai Exhaust Acura Fuel Economy 104