This site uses cookies to improve your experience. To help us insure we adhere to various privacy regulations, please select your country/region of residence. If you do not select a country, we will assume you are from the United States. Select your Cookie Settings or view our Privacy Policy and Terms of Use.
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Used for the proper function of the website
Used for monitoring website traffic and interactions
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Strictly Necessary: Used for the proper function of the website
Performance/Analytics: Used for monitoring website traffic and interactions
GDCI engine was significantly better than advanced production spark injection gasoline engines, and comparable to very efficient hybrid vehicle engines at their best efficiency conditions (214 g/kWh). This early work established that gasoline-like fuels with high resistance to autoignition are preferred for PPCI. Combustion stability.
A team of University of California, Riverside Bourns College of Engineering students have won an EPA student design contest for developing an exhaust aftertreatment device that cuts CO, NO x and PM emissions from lawnmowers. Then, an ultra-fine spray of urea solution is dispersed into the exhaust stream for catalytic NO x reduction.
Cost of the new engine relative to gasoline baseline. In 2013, the Cummins-led team demonstrated a Tier 2 Bin 5 version of the engine on the dyno, and then on a vehicle, while development of the Tier 2 Bin 2 engine started. Exhaust system configuration. 6(2):372-381 doi: 10.4271/2013-01-0535. Earlier post.). Weigert, E.,
Although gasoline direct injection engines (GDI) are a favorable technology for reducing fuel consumption and greenhouse gas emissions, recent studies have shown that GDI vehicles could emit more PM than traditional PFI (gasoline port fuel injection) vehicles as well as heavy-duty diesel trucks equipped with diesel particulate filters.
Petrobras launched new regular and premium ultra-low-sulfur gasoline throughout Brazil on 1 January 2014, entirely replacing the previous regular and premium gasoline. California, Europe, Japan, South Korea, and several other countries have gasoline sulfur limits of 10 ppm. Between 2005 and 2013, Petrobras invested R$20.6
At SAE World Congress next week in Detroit, Delphi Automotive will present two technical papers describing its ongoing progress with the Gasoline Direct-Injection Compression-Ignition (GDCI) engine concept. 2013) Boost System Development for Gasoline Direct- Injection Compression-Ignition (GDCI). Source: Sellnau et al.
Based on on-road measurements in their study, a team from the University of California Berkeley has estimated that, as of 2010, light-duty (LD) gasoline vehicles were responsible for 85% of CO; 18% of NO x ; 18% of organic aerosol (OA); and 6% of black carbon (BC) emissions from on-road motor vehicles in the United States.
Chevrolet has introduced the 2013 Malibu ECO, its most fuel-efficient midsize sedan yet. engine features dual-overhead cams, direct injection, continuously variable intake and exhaust timing and electronic throttle control, as well as a lightweight aluminum cylinder block and cylinder head. Chevrolet Malibu ECO PowerFlow screen.
Results of a study led by a team from the National Renewable Energy Laboratory on the impact of butanol-gasoline blends on light-duty vehicle emissions suggest that widespread deployment of n-butanol or i-butanol in the gasoline pool could result in changes to the estimated emissions of alcohols and carbonyls in the emissions inventory.
2013 Cadillac ATS. On the eve of the Detroit Auto Show, Cadillac introduced the 2013 ATS, a new rear-drive compact luxury sports sedan developed on an all-new, lightweight vehicle architecture. Optimized-flow fuel injectors and integrated exhaust manifolds/cylinder heads to reduce emissions. Click to enlarge. Earlier post.)
For the 2013 XF and XJ lineup, Jaguar is adding two new downsized forced induction gasoline powerplants: 3.0-liter liter V8 gasoline units. Eight-speed ZF automatic transmissions are now fitted to all gasoline and diesel XJ and XF variants as standard for greater efficiency and performance. liter V6 Supercharged and 2.0-liter
The effects of gasoline ratio on indicated thermal efficiency of HCII and GDBF modes. Researchers at Tsinghua University have compared the combustion and emissions characteristics of two dual-fuel (diesel-gasoline) modes intended to integrate the advantages of both fuels to achieve high thermal efficiency and low emission targets.
In the area of energy conservation, TMC has developed a new gasoline engine that achieves a maximum 38.5% Gasoline engines. liter AR gasoline engine, adopts the Atkinson cycle and D-4S injection system. Hybrid vehicle models equipped with the engine will be launched starting 2013. liter AR gasoline engine.
At the Frankfurt Motor Show, Lexus introduced the fourth model—and the second hybrid—in the GS range, the GS 300h hybrid, which will be launched at the end of 2013. The full hybrid drive system combines a 105 kW/143 DIN hp electric motor with a 2.5
Management of the brand intends for that expansion in coverage to support an aggressive sales target of 800,000 units in 2018, up from 350,000 units in 2013. FCA also plans to consolidate its small gasoline engine lineup with a new family to be launched in 2015. Integrated exhaust manifold. —Bob Lee. MultiAir valvetrain.
2013 Lexus GS 450h. Lexus has introduced its all-new 2013 GS 450h hybrid at the Frankfurt motor show. The hybrid version of the 2013 GS 350 incorporates improvements to its hybrid powertrain and is equipped with a second generation Lexus Hybrid Drive system. Click to enlarge. In addition, the battery layout has been redesigned.
liter EcoBoost gasoline turbocharged direct injection (GTDI) four-cylinder unit. Featuring a twin-scroll turbocharger and a three-port integrated exhaust manifold (IEM), the 2.3-liter Two pivotal factors are the three-port integrated exhaust manifold cylinder head and a twin-scroll turbocharger. —Pete Pandolfi, 2.3-liter
Based on a three-year study of toxic and environmentally relevant pollutants from gasoline direct injection (GDI) engines, Swiss researchers have concluded that some GDI engines emit just as many soot particles as unfiltered diesel cars did in the past. Further, the GDI particles carry numerous carcinogenic substances. —Norbert Heeb.
General Motors is introducing compressed natural gas (CNG) bi-fuel versions of the 2013 Chevrolet Silverado and GMC Sierra 2500 HD extended cab pickup trucks. V8 engine that seamlessly transitions between CNG and gasoline fuel systems. With both CNG and gasoline tanks full, the trucks offer a range of more than 650 miles.
A team from Brunel University, MAHLE Powertrain and University College London studied the combined effects of different inlet valve operating strategies on combustion, performance and emissions with different ethanol and 1-butanol blends with gasoline in a single-cylinder spark-ignition research engine equipped with a fully variable valvetrain.
Operating range of 2-stroke CAI fueled with gasoline, E10 and E85. Accordingly, the processes have been extensively researched over the last decade and adopted on prototype gasoline engines (e.g., To minimize the air short-circuiting rate, the intake and exhaust valve timings were adjusted. Zhang et al. 2013a) Click to enlarge.
Mazda Motor Corporation will begin taking pre-orders for the new Mazda Axela sports compact (known outside of Japan as Mazda3) on 10 October 10, 2013 at its dealers throughout Japan. Sales will begin on 21 November, starting with the gasoline engine and a hybrid models, to be followed by a diesel version. liter gasoline engine.
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.
Both the E-Class sedan and wagon offer a range of gasoline and diesel engines, all coming with the ECO start/stop system as standard equipment. The gasoline engines offered in the MY14 E-Class in the US are the V6 and V8 units in the E350 and E550, which will go on sale in Spring 2013. Earlier post.). city/highway).
A new, gasoline direct-injected (GDI) Ecotec 2.0L turbocharged engine is available in the 2013 Chevrolet Malibu. engine that also is new in the 2013 Malibu—and builds on previous GM turbo engines with features that enhance efficiency, durability and refinement. New Ecotec 2.0L Click to enlarge. l/100 km) and 30 mpg (7.9
the criteria pollutants and CO 2 that emerge with the exhaust from the tailpipe. However, there is more than 15 years of research showing that the contribution of non-exhaust primary particles to the total traffic generated primary particles is significant in urban areas. Further, a 2013 review by Denier van der Gon et al.
gasoline unit that is the first member of a new family of 14 highly efficient engines to be launched by 2015. Mass-produced gasoline engines on average have a thermal efficiency of between 30 and 35%, Toyota said.). liter gasoline engine and 1.4-liter A 4-cylinder, 1.33-liter liter diesel complete the range. lbs) lighter.
At SAE World Congress in Detroit, Honda engineers presented several papers on the development of the new Accord plug-in hybrid, describing work on the new gasoline engine (which will also be featured in the coming full hybrid version of the Accord), and the development of the new two-motor system. gasoline engine. Bore x stroke (mm).
Southwest Research Institute (SwRI) has built a demonstrator vehicle, based on a 2012 Buick Regal GS, incorporating the latest D-EGR (dedicated EGR) technology ( earlier post ), an outgrowth of SwRI’s HEDGE (High Efficiency Dilute Gasoline Engine) consortium projects ( earlier post ). In 2013, SwRI reported a 2.0-liter
Hybrid Air combines the PureTech gasoline engine; a compressed air energy storage unit located beneath the trunk; a hydraulic pump/motor unit in the engine bay; and and an automatic transmission with an epicyclic gear train. In Gasoline mode, the car is powered only by the 1.2-liter liter gasoline engine. Click to enlarge.
liter gasoline engines combine turbocharging and fuel injection technology to deliver greater fuel economy. Ford expects up to 90% of its nameplates sold in North America will be available with downsized direct-injected turbocharged engines by 2013. The direct-injected 1.6-liter liter and 2.0-liter BorgWarner turbo. Click to enlarge.
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.
The new four-way conversion catalyst, FWC, is a technology for vehicles with gasoline engines. The catalyst removes the gaseous pollutants and now also solids such as particulates from the exhaust gas flow. The FWC produces only a slight backpressure to the exhaust gas flow, said Harth. Emissions Vehicle Systems'
On the gasoline side, the 2013 Ram 1500 equipped with a 3.6-liter liter Pentastar V-6 gasoline engine earned 25 mpg (9.4 liter EcoDiesel features Selective Catalytic Reduction (SCR); high-pressure cooled Exhaust Gas Recirculation (EGR); variable swirl intake ports; and a variable-geometry turbocharger. l/100 km.).
The original project target was Tier 2 Bin 2 emissions, but in August 2013, it was agreed to shift that to the Tier 3 target—essentially the same with combined NO x and NMOG emissions, but more strict with CO and PM. 1, and the engine is designed to run on 98 RON gasoline. Installed in a 2013 Fusion. Earlier post.).
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
In a paper published in the ACS journal Energy & Fuels , they describe the strategy, and then apply it to identify potential renewable oxygenates and hydrocarbons obtained from heterogeneous catalysis of biomass that can be blended with gasoline to satisfy ASTM specifications. —Marvin et al. Resources. Biomass Catalysts Fuels'
Since 2013, the share of premium gasoline in total motor gasoline sales in the US has steadily increased to 11.3% Turbochargers work by using a turbine driven off the exhaust gas to pressurize the intake air. The octane rating of gasoline is an indicator of its resistance to spontaneous combustion. of the market.
The company has signed a licensing and joint development agreement with a major, as yet unnamed, Asian vehicle OEM, with products expected to be available in the first quarter of 2013. We net diesel-like efficiencies on this teeny gasoline engine. We still have the same sort of power densities as the traditional engines.
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. billion in 2013. IHS projects that sensor shipments for ICEs will top 1.34
While HCCI offers significant efficiency improvements compared to conventional gasoline engines, traditional homogenous charge compression ignition combustion can be realized only in a limited operating range. Their paper is published in the International Journal of Engine Research. Earlier post.). 5 512-524 doi: 10.1177/1468087412463304.
unveiled the first dual-fuel, piston-powered aircraft to operate on both compressed natural gas (CNG) and aviation gasoline. The Aviat Husky CNG is on display outside the Innovations Pavilion throughout AirVenture 2013 in Oshkosh, Wis. (29 to be at AirVenture, can be powered by CNG or 100LL aviation gasoline with the flip of a switch.
The Volkswagen Beetle Turbo, Beetle Turbo Convertible, and the Jetta GLI receive a number of running changes to 2013 model year cars that go on sale this month. liter turbocharged and direct-injected TSI gasoline engine. The most notable of these is fitment of a new version of the EA888 Gen 3 2.0-liter kg), to 290 lbs (132 kg) overall.
In a paper presented at the 2013 SAE World Congress, a team from the University of Wisconsin reported a gross indicated thermal efficiency of Reactivity Controlled Compression Ignition (RCCI) operation of near 60%, given optimized combustion management and thermodynamic conditions. —Splitter et al. Splitter, D., Wissink, M.,
We organize all of the trending information in your field so you don't have to. Join 5,000+ users and stay up to date on the latest articles your peers are reading.
You know about us, now we want to get to know you!
Let's personalize your content
Let's get even more personalized
We recognize your account from another site in our network, please click 'Send Email' below to continue with verifying your account and setting a password.
Let's personalize your content