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
Startup ClearFlame Engine Technologies announced a partnership with Alto Ingredients, a leading producer of specialty alcohols and essential ingredients, to conduct pilot demonstrations of ClearFlame’s solution for diesel engines using low-cost ethanol in Class 8 trucks. In fact, it increases power by 25%.
This research, published in the journal Separation and Purification Technology , shows that ozone can be used to remove not only SO x but also NO x from fossil fuel combustion exhaust streams. In this study, to improve absorption performance of SO 2 and NO 2 , we added ozone in exhaust gas. 2018.12.077. 2018.12.077.
Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). The exhaust sample was taken from the exhaust manifold. The exhaust sample was taken from the exhaust manifold.
opposed-piston heavy-duty diesel engine has achieved performance results that comply with pending 2027 requirements of the US Environmental Protection Agency (EPA) and California to reduce sharply emissions of nitrogen oxides (NO x ). Achates Power’s innovative 3-cylinder, 10.6L Furthermore, the 10.6L Earlier post.).
A team from Empa - Swiss Federal Laboratories for Materials Science and Technology and FPT Motorenforschung reports in an open-access paper in the journal Fuel on the performance and emission characteristics of an 11-liter heavy-duty compression ignition engine which was optimized specifically for DME (dimethyl ether) combustion.
In a study in the journal Fuel , researchers in India report that diesel modified with nanoparticles of aluminum (Al), iron (Fe) or boron (B) reduced specific fuel consumption by up to 7% compared with standard diesel. These “nano-fuels” showed reduced ignition delay, and longer flame sustenance. 2013.12.008.
A team at Oak Ridge National Laboratory (ORNL) has achieved diesel-like efficiency in a single-cylinder spark-ignition (SI) research engine while maintaining compatibility with stoichiometric 3-way catalyst (TWC) systems. 1) with cooled exhaust gas recirculation (EGR) and high compression ratio (13.3:1 Splitter et al.
Now, Argent has switched its fleet from petroleum diesel to Neste MY Renewable Diesel. We decided to switch to renewable diesel once our quality and availability concerns were satisfied. We decided to switch to renewable diesel once our quality and availability concerns were satisfied. Our experience has been positive.
In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). x 10 11 #/km for diesels. A summary of the results is shown in the table and chart (log scale) below.
liter, heavy-duty opposed-piston, three-cylinder diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners ( earlier post ) has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor. Achates Power announced that the 10.6-liter,
Southwest Research Institute engineers have developed the next generation of clean diesel engine technology to reduce hazardous nitrogen oxides (NO x ) and carbon dioxide emissions while minimizing fuel consumption. g/hp-hr NO x emissions).
Mercedes-Benz Trucks is introducing the third generation of its OM 471 heavy-duty diesel engine this year; the engine will deliver increased fuel efficiency and compliance with the strictest emissions standards such as Euro VIe. Further optimized combustion, application-oriented turbochargers and reduced friction.
Southwest Research Institute (SwRI) is helping a client develop a simple post-refinery treatment process that reduces exhaust emissions from diesel engines by overcoming the soot/nitrogen oxides (NO x ) reduction trade-off that has plagued engine researchers for decades.
Audi of America introduced four new TDI clean diesel models for the US market this year—the Audi A8, A7, A6, Q5—along with an updated Q7 TDI, all equipped with a second-generation 3.0L V6 TDI diesel engine. ” One of our primary goals and objectives is to level the playing field for clean diesel vehicles.
million) of government funding to develop a biogas and hydrogen dual-fuel solution for the Class 66 locomotive. The Freightliner Class 66 locomotives are 3300hp diesel electric mainline units introduced in 1998. A consortium of Clean Air Power and Freightliner has secured almost £0.4 million (US$0.55 Maximum speed is 75 mph.
Empa, together with FPT Motorenforschung AG Arbon, Politechnico di Milano, lubricant manufacturer Motorex and other partners, is exporing the use of DME as a fuel for heavy-duty engines. The diesel engine on the Empa test facility was tuned to DME. An electrically driven compressor for precise exhaust gas recirculation is also used.
A research consortium led by Ford Research and Innovation Center Aachen is currently investigating the technical conditions under which diesel vehicles can run on dimethyl ether (DME) as an alternative fuel. Hardware-in-the-loop test bench for the qualification of the liquefied gas dimethyl ether as a fuel.
At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 diesel weighs 362 lbs (164 kg), while the ECS weighs 152 lbs (69 kg). Exhaust system configuration.
The aim is to help meet more stringent emissions standards such as US 10 and Euro VI; higher injection pressures help lower fuel consumption and emissions. This increases flexibility in terms of engine design, promotes lower exhaust and fuel consumption levels, and results in even quieter operation.
A team at RWTH Aachen University in Germany has proposed a Molecularly-Controlled high swirl Combustion system (MCC) which involves dual direct injection of a low- and a high-reactivity fuel in combination with lean relative air-fuel-ratios, high compression ratio, and compression ignition. 2023.128184.
At the 17 th Supercharging conference this week in Dresden, Controlled Power Technologies (CPT) will launch what it says is the first water-cooled electric supercharger developed for “quasi-continuous” boosting of commercial diesel engines, including those developed for off highway applications. tonnes gross vehicle weight.
Swiss marine power company WinGD and Korean engine builder HSD Engine have initiated a Joint Development Project (JDP) to advance the development of WinGD’s methanol-fueled big-bore engines. Under the JDP, WinGD will oversee combustion and injection research, exhaust aftertreatment requirements and engine concept design.
One of its outstanding features is the in-line six, which meets the EU Stage V emission standard for locomotives without the need for an exhaust after-treatment system (EATS). The MAN D3876 LE63x meets EU Stage V for locomotives without the need for exhaust after-treatment systems.
The researchers found that biodiesel has many advantages over regular diesel even in a very low blend percentage, including low emissions of particulate matter, combustion elements (mainly sulfur), elemental carbon, and carbon monoxide. Ultra-low-sulfur diesel (ULSD) was used as base fuel.
New Duramax 4-cylinder diesel. Chevrolet Sales Thailand introduced the new-generation MY14 Duramax four-cylinder turbo-diesel engine in 2.5- liter diesel delivers 11% more power and 6% more torque, while consuming 4.3% When we launched the first generation Duramax four-cylinder turbo-diesel engines two years ago, both the 2.5-liter
Fiat 500L running in the Bosch Diesel Challenge. MultiJet II 105 HP diesel with Start&Stop, covered the 800-kilometer (497-mile) route from Turin to Paris on an average of 27 liters (7.1 gallons US) of fuel, corresponding to approximately 30 km/l (70.6 gallons US) of fuel, corresponding to approximately 30 km/l (70.6
Since 2018, Volkswagen has used only SCR exhaust gas treatment systems with its diesel engines. SCR (selective catalytic reduction) technology significantly reduces nitrogen oxides in the exhaust gas. The twin dosing process compensates for a system-based disadvantage of diesel engines.
Mercedes-Benz has begun sales of two diesel models of the new GLE SUV which already comply with the coming Euro 6d emissions standard. 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
TDI diesel will be available with manual shift and front-wheel drive. Standard fuel consumption is 4.2 seconds; top speed is 250 km/h (155 mph); fuel consumption of 6.8 Controllable flaps in the exhaust system modulate the sporty sound and make it even richer. DieselFuel Efficiency' In the Audi TT, the 2.0
MAN Engines recently put its first two dual-fuel hydrogen-powered engines for work boats into serial operation. The engines are twelve-cylinder diesel engines of type MAN D2862 LE448, each with an output of 749 kW (1019 hp) at 2100 rpm. The output, operating behaviour and other characteristics of the diesel engine remain unchanged.
turbo diesel engine featuring a first-in-class 1,000 pound-feet (1,356 N·m) of torque. Overall, the new Cummins Turbo Diesel weighs more than 60 lbs. The new fuel-delivery system includes a new 29,000 psi (2,000 bar) fuel pump and fuel rail with Cummins Filtration “filter-in-filter” NanoNet technology.
Mercedes-Benz has expanded the powertrain line-up of its new G-Class with an efficient diesel variant. The new G 350 d (fuel consumption, combined: 9.8-9.6 l/100 km; combined CO 2 emissions: 259-252 g/km) is equipped with an OM 656 diesel( earlier post ). This heats up the exhaust system without driving up fuel consumption.
Auckland (NZ) Transport is beginning a 2-year trial of a 3-axle hydrogen fuel cell bus.The trial will assess operational performance how operating costs compare to diesel and electric buses of similar configurations. The bus is fitted with a Ballard fuel cell and ZF drive system. The bus carries 43 seated and 31 standing adults.
Areas of work being focused on by Volkswagen include the development of a high-performance diesel engine delivering 100 kW (134 hp) per liter of displacement and a new 10-speed dual clutch gearbox that reduces fuel consumption. Since 2000, the group has reduced the fuel consumption of its TDI and TSI engines by more than 30%.
According to a study commissioned by the Washington, DC-based Propane Education & Research Council (PERC), NO x emissions measured from propane autogas school buses were substantially lower than those measured from diesel school buses. For the stop-and-go route, NO x emissions were 34 times higher for the diesel school bus.
Initiated by MAN with partners from industry and research institutes, it aims to define the steps necessary to produce a dual-fuel, medium-speed engine capable of running on diesel-fuel and ammonia. MAN Energy Solutions Two-Stroke Business has already announced that it will deliver ammonia-fueled engines by 2024.
In a presentation at the SAE 2014 High Efficiency IC Engine Symposium and then in a paper given at SAE 2014 World Congress, Mark Sellnau, Engineering Manager, Delphi Advanced Powertrain, reported that Brake Specific Fuel Consumption for the 1.8L Vehicle fuel efficiency on FTP. +35% Background. Earlier post.) Earlier post.)
developer of Dynamic Skip Fire cylinder deactivation technology ( earlier post ), collaborated on a significant technical demonstration of diesel Dynamic Skip Fire (dDSF) cylinder deactivation. Cummins’ X15 Efficiency Series 6-cylinder diesel engine enhanced with Tula’s diesel Dynamic Skip Fire (dDSF). Cummins Inc.
(HJSC) have respectively ordered seven and two MAN B&W G80ME-LGIM dual-fuel engines in connection with the construction of 9 × 9,000 TEU container vessels for HMM Co., As such, methanol is quickly becoming the most prominent alternative fuel in the container vessel segment. the major South Korean integrated-logistics company.
Field tests being conducted in Gothenburg show that Volvo Buses’ plug-in hybrid reduces fuel consumption by 81% and total energy consumption (diesel plus electricity) by 61% compared to a comparable Euro 5 diesel bus. The 4-cylinder, 5-liter Volvo D5F diesel engine produces 215 bhp and is installed vertically.
CAT-DEF—Catalyzed DieselExhaust Fluid—is an SwRI-developed catalyst- and surfactant-modified dieselexhaust fluid (DEF) solution. The internally funded advancement successfully reduced heavy-duty diesel engine nitrogen oxide (NO x ) emissions to meet the California Air Resources Board (CARB) 2027 standards.
The powertrain range for the Estate, which includes diesel, gasoline and hybrid options, features a new 1.6-liter liter 4-cylinder diesel (OM 626) produced by Renault. Compared with the predecessor Estate, certain members of the line-up consume in excess of 20% less fuel. Fuel consumption for both variants is rated at 4.3
Eaton and Cummins also announced that their popular SmartAdvantage Powertrain package is being expanded to include applications for the ISX12 diesel engine and ISX15 SmartAdvantage applications up to 110,000 lb gross vehicle weight (GVW).
Audi has introduced the latest version of the SQ5 TDI diesel. The SQ5 TDI was first introduced in the fall of 2012 as the first Audi S model powered by a diesel engine. Combined fuel consumption is 7.0 An actuator in the exhaust system, as fitted to the first SQ5 TDI, gives the V6 a sonorous sound. lb-ft) of torque.
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