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opposed-piston (OP) heavy-duty diesel engine achieved Ultralow NO x (ULNO x ) performance results. In that mode, Achates was able to reduce NO x below the original target and increase exhaust temperatures further. Three features of the new system design have the potential to substantially reduce compliance risk and cost.
After a week-long meeting of an expert working group, the International Agency for Research on Cancer (IARC), which is part of the World Health Organization (WHO), classified diesel engine exhaust (DEE) as carcinogenic to humans (Group 1), based on sufficient evidence that exposure is associated with an increased risk for lung cancer.
TDI diesel for Euro 6d; SCR twin-dosing. Volkswagen continues to refine its most important diesel engine, the 2.0-liter With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company.
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.
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. The unique high stroke-to-bore engine design (1.5:1) The unique high stroke-to-bore engine design (1.5:1)
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.
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. Newly-developed exhaust gas aftertreatment system. Warm side (top) and cold side (bottom) of OM 471 engine.
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.
This increases flexibility in terms of engine design, promotes lower exhaust and fuel consumption levels, and results in even quieter operation. The modular CRSN3 injection system is designed for operation with diverse injection pumps depending on customer specifications and needs.
BMW will introduce the diesel-engined BMW 740Ld xDrive Sedan in the US. liter TwinPower Turbo diesel engine in the long-wheelbase 7 Series body and will include xDrive, BMW’s intelligent all-wheel drive system. With a weight-saving aluminum block and head designs, the 3.0-liter Diesel Engines Fuel Efficiency'
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.
IAV has developed a particularly closed-coupled dieselexhaust gas aftertreatment (EAT) system. Future diesel powertrains will need to be capable of meeting limit values that are even tighter than EU6. This way, exhaust gas flows through DOC and SCRF before it enters the turbine. —Matthias Diezemann.
With the most recent design, an increase of the efficiency level of around 1–2 percent-points can be expected. The engine was also equipped with an electrically driven volumetric pump in the exhaust gas recirculation (EGR) path which gives the freedom to set any desired EGR rate, independently from the pressure ratios across the turbocharger.
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
Achates Power says that its 2-stroke OP engine offers higher best point brake thermal efficiency than diesel or gasoline engines. million contract for design and construction of the Next-Generation Combat Engine. million contract for design and construction of the Next-Generation Combat Engine. Source: Achates Power.
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
The prototype is fueled by diesel, a first step in proving the technology before developing a new LNG fuel system. The thermodynamics of the engine are virtually identical to the company’s previous CCI (Compact Compression Ignition) design, as described in a 2013 SAE paper, but are implemented in a much more conventional way.
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.
liter Power Stroke V8 diesel. liter Power Stroke V8 turbo diesel engine and increased towing capabilities. liter Power Stroke V8 turbo diesel in 2011. liter Power Stroke V8 turbo diesel was its reverse-flow layout. liter Power Stroke V8 turbo diesel was its reverse-flow layout. Second-generation 6.7-liter
Under the agreement, Cummins QSK95 diesel engines will be used in Siemens’ diesel electric locomotives in the US. Leveraging Siemens proven rail technology, these locomotives will be designed and built specifically to deliver a smoother, more reliable and more energy-efficient riding experience for passengers.
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. turbo diesel engine alongside the latest turbocharging, filtration, and light-duty aftertreatment technology. At NAIAS 2019, Cummins Inc. unveiled its next generation 6.7L
In a US Department of Energy (DOE)-sponsored project, engineers at Cummins are developing a Tier 2 Bin 2 emissions compliant diesel for application in a light duty pickup (ATLAS, Advanced Technology Light Automotive Systems, earlier post ). US Light Duty Diesel Emission Standards (full useful life: 150,000 miles). Earlier post.)
Mercedes-Benz has expanded the powertrain line-up of its new G-Class with an efficient diesel variant. 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. The new G 350 d (fuel consumption, combined: 9.8-9.6
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. EA 288 MDB Diesel engines. Diesel Engines Fuel Efficiency Hybrids Plug-ins Vehicle Manufacturers'
Investigators tested heavy-duty diesel engines from the three major manufacturers of these engines (Cummins, Detroit Diesel, and Volvo), and subjected them to well-established federal test procedures, and to a much more rigorous 16-hour operation cycle designed especially for ACES. Diesel Emissions Engines Heavy-duty'
Designed by LMG Marin (Norway), part of the Sembcorp Marine group, to deliver 65T Bollard Pull (BP) with ABS Class, the LNG-hybrid tug is estimated to be completed in the later part of 2021. The new gas engines are able to deliver performance comparable to a high-speed diesel engine.
The concept emissions control system now under development by Cummins combines turbocharged air management with the exhaust aftertreatment as a single close-coupled system, together with a new rotary turbine control (RTC).
Main modules of development of the EA288 diesel. liter EA288 diesel engine will power the 2015 Golf, Beetle, Beetle Convertible, Passat, and Jetta, all of which are set to arrive in dealer showrooms in the second half of 2014. liter diesels currently fitted in Audi and Volkswagen TDI Clean Diesel models. Click to enlarge.
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). Diesel Engines Heavy-duty Natural Gas' SmartAdvantage ISX12. Click to enlarge.
i-DTEC diesel engine from the Earth Dreams Technology series ( earlier post ) and the 1.8 i-DTEC diesel engine was first applied to the Civic hatchback and subsequently to the new CR-V. liter i-DTEC—a notable achievement for a diesel engine. The Civic Tourer will be available with the choice of two engines: the new 1.6
Under the JDP, WinGD will oversee combustion and injection research, exhaust aftertreatment requirements and engine concept design. HSD Engine will provide support on cost-effective manufacturing and assembly, provide engine testing capabilities and deliver fuel supply and exhaust aftertreatment systems.
The approach that Cummins and partners have taken features: Replacing the aluminium V8 gasoline engine and emission control system with smaller diesel (2.8-liter) Cummins made extensive use of aluminium as well as space-saving design features for new engine weight control. Exhaust system configuration. Earlier post.).
At the IAA, MAN (part of the Volkswagen Group) presented a concept diesel-electric parallel hybrid version of its long-haul TGX truck. The MAN TGX concept hybrid will be driven by a parallel hybrid system, supplied by a 440 hp (328 kW) diesel engine and an electric motor with 130 kW drive power. MANs TGX hybrid concept at IAA.
The backhoe loader is perfectly suited for electrification as the varied use cycles, from heavy to light work, provide an excellent opportunity to convert wasted diesel engine hours into zero consumption battery time—yet provide the operator with instantaneous torque response when needed.
liter Power Stroke V8 turbo diesel now offers 440 horsepower (328 kW), up from 400 horsepower (298 kW), and 860 lb-ft (1,166 N·m) of torque, up from 800 lb-ft (1,085 N·m), across all Super Duty models from F-250 to F-450. turbo diesel in addition to Ford’s 6.8L Ford’s second-generation 6.7-liter V-10 gasoline engine. “
The new MY2014 Mercedes-Benz Sprinter van for the US now features a 2.1L, 4-cylinder diesel with a t-speed automatic transmission as standard. The familiar V6 diesel is available as an option. liter four-cylinder diesel engine produces 161 hp (120 kW) and 265 lb-ft (359 N·m) of torque at 1,400-2,400 rpm.
liter EcoBlue diesel, both paired with a new 8-speed automatic. EcoBlue diesel to deliver an EPA-estimated fuel economy rating of at least 30 mpg (7.8 liter EcoBlue diesel engine fuel economy estimates are expected in early 2019. The wagon, which comes in 5- or 7-passenger models, offers a choice between a new 2.0-liter
US transit agencies are adopting lower-emissions diesel technology at a faster percentage than the heavy-duty trucking fleet, said Ezra Finkin, the Director of Policy for the Diesel Technology Forum, at last week’s American Public Transportation Association (APTA) Expo Bus and Maintenance Technical Session in Houston. Click to enlarge.
An eight-speed automatic transmission is standard and is designed to handle the increased torque output. FCA US engineers adapted the engine—designed and manufactured by FCA EMEA —to meet the NAFTA region’s regulatory requirements. Body-on-frame design. Transmissions. 1 first gear ratio coupled with a 4.1:1
TDI diesel will be available with manual shift and front-wheel drive. Controllable flaps in the exhaust system modulate the sporty sound and make it even richer. The special pump design reduces weight by around 1.5 Diesel Fuel Efficiency' A start-stop system is a standard feature. For the launch of the TT, the 2.0
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. The new Estate’s gasoline and diesel engines with ECO start/stop function comply with the Euro 6 emissions standards. Click to enlarge. Displacement (cc).
Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. With D-EGR, one or more cylinders have their exhaust connected directly to the intake system. Overall, the engine offered a 13.1%
The Professor Ferdinand Porsche Prize was awarded by Vienna University of Technology to Anke Kleinschmit, Head of Corporate Research & Sustainability and Environmental Officer for Daimler AG, for the development of the innovative exhaust gas aftertreatment system in the new OM 654 four-cylinder diesel engine ( earlier post ).
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