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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.
The cleaner engine is able to deliver ultra-low NO x by managing exhaust gas temperatures to ensure rapid catalyst light-off and by maintaining aftertreatment temperatures at optimum operating conditions in all driving conditions.
A team led by researchers from Oak Ridge National Laboratory (ORNL) is developing a lower-cost cast aluminum (Al) alloy capable of at least a 50 ˚C temperature increase over the current cylinder head alloys 319 and 356 for use in light duty engines. Materials for exhaust and energy recovery. Earlier post.).
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. Volkswagen developed twin dosing technology for the exhaust gas treatment. Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing.
IAV has developed a particularly closed-coupled diesel exhaust gas aftertreatment (EAT) system. A key contribution to this performance must come from the exhaust gas aftertreatment system—across the entire speed and load range. This way, exhaust gas flows through DOC and SCRF before it enters the turbine.
The results represent a light-load indicated efficiency improvement of 15-30% (up to 40.9%). The test engine for the paper was a 250cc single-cylinder unit with dual-camshaft-actuated reciprocating sleeve valves for induction and exhaust. There is no ISFC improvement at high load. Click to enlarge.
The final Regulations Amending the Passenger Automobile and Light Truck Greenhouse Gas Emission Regulations for model year 2017 and beyond will be published in the Canada Gazette, Part II, on 8 October. Once fully phased-in, the Tier 3 exhaust emission standards would be as much as 80% lower than current Tier 2 emission standards.
The TEG technology, which converts waste heat from gas exhaust into electric energy and has the potential to improve passenger car fuel efficiency by as much as 5%. TEG & Exhaust System in Lincoln MKT. This follow-on light-duty vehicle project, funded in 2011, has a target of a 5% fuel economy improvement. Click to enlarge.
Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have demonstrated a room-temperature method that could significantly reduce carbon dioxide levels in fossil-fuel power plant exhaust, one of the main sources of carbon emissions in the atmosphere.
Below this GVW the technology has already been acquired by Valeo as a supercharger for cars and light commercial vehicle applications. Unlike a turbocharger, Cobra is not dependent on the exhaust gases flowing to do its work. tonnes gross vehicle weight. Earlier post.)
Deployed as part of the Volvo LIGHTS (Low Impact Green Heavy Transport Solutions) project, the Volvo VNR Electric trucks will operate in a pilot project through the end of 2021 to demonstrate the ability for battery-electric trucks to successfully transport goods in DHE’s daily routes. Earlier post.).
In-use testing of three light duty diesel vehicles—certified to US-EPA Tier2-Bin5 and California LEV-II ULEV emissions limits— found a wide variation in real world emissions performance relative to the regulatory limits. Kappanna (2014) “ In-use emissions testing of light-duty diesel vehicles in the US ”. diesels and one 3.0L
million to SCAQMD for the Volvo LIGHTS (Low Impact Green Heavy Transport Solutions) project. The Volvo LIGHTS project will involve 16 partners, and transform freight operations at the facilities of two of the United States’ top trucking fleets. . The California Air Resources Board (CARB) has preliminarily awarded $44.8
On the other hand, it is well known that in an internal combustion engine up to 35% of the energy developed by the fuel combustion is dissipated in the exhaust gases. Exhaust gas exergy map of EcoCAR engine. They determined that the average rate of energy lost to the exhaust when on the NEDC is about 3.9 Skarke et al.
The Touareg V8 TDI, generating 310 kW (421 PS) ( earlier post ), is among the first Volkswagens to feature an exhaust purification system that brings NO x to these low level: it emits between just 0.01 Volkswagen has launched a new range of diesel engines (TDI) characterized by extremely low nitrogen oxide emissions (NO x ).
Due to this individual solution, the battery system could be designed in a particularly light and compact manner. The low weight is also due to the material-saving busbar concept and the light but also stable crash structure of the aluminum housing. Pro”is part of the Sport+ program. It ensures the highest level of safety.
At part load, indirect injection supplements gasoline direct injection for lower fuel consumption. The exhaust manifold is integrated into the cylinder head—the foundation for the high-performance thermal management system. The cockpit displays the time remaining when waiting for the light to turn green. ft) of torque.
During its recent Innovation Day presentations ( earlier post ), PSA Peugeot Citroën announced that it will commercialize high-efficiency gasoline engines featuring dedicated exhaust gas recirculation (D-EGR), derived from a collaborative program with SwRI in the US. PSA has filed for two patents on its work. PSA concept D-EGR engine.
The characteristics of the engine include the stepped-bowl combustion process, two-stage exhaust turbocharging as well as the use of CAMTRONIC variable valve timing. This heats up the exhaust system without driving up fuel consumption. l/100 km, combined CO 2 emissions: 276-263 g/km), the AMG G 63 (fuel consumption, combined: 13.1
Its turbocharger with variable turbine geometry makes optimal use of the exhaust gas energy for early and harmonious torque development. The Audi A3 Sportback 30 g-tron is also a leader when it comes to economy, in part because of the favorable tax rate on natural gas and biomethane in Germany until 2026. The A3 Sportback 30 g-tron 1.5
The GTD bodyshell now has 28% of parts in ultra-high-strength, hot-formed steel, up from 6% on the Golf A6. The new dual-loop EGR system consists of a cooled low-pressure EGR system (LP-EGR) on the exhaust side and an uncooled high-pressure EGR system (HP-EGR) on the induction side. inches lower (56.8 inches high), 2.2 New EGR system.
six-piston) light-duty version of its opposed piston engine (OPE) in both diesel- and gasoline-fueled versions. Achates will demonstrate the engine in 2018 in a driveable light-duty truck. The light-duty engine is a “basic” Achates opposed piston 2-stroke engine, said Redon—i.e., liter, 3-cylinder (i.e.,
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%
Drive Modes will also adjust Fiesta ST’s Electronic Sound Enhancement (ESE) technology and active exhaust noise control valve. The active noise control valve opens and ESE is adjusted to intensify the sporty exhaust note and engine noise within the cabin. The technologies amplify the naturally sporty sound of the new 1.5-liter
The C4 Cactus AIRFLOW 2L project was conducted as part of the “2l/100 km vehicle” program set up by the Plateforme de la Filière Automobile, an industry group. Fixed-geometry styling parts: The tires selected to equip the vehicle are of the new-generation 19" Tall&Narrow type. The vehicle substructure has been entirely streamlined.
Published in the journal Toxicological Sciences , the findings show that chemicals in diesel exhaust can trigger the toxic buildup of a protein in the brain called alpha-synuclein, which is commonly seen in people with the disease. Barnhill added certain chemicals found in diesel exhaust to the water in which the zebrafish were kept.
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.
Compared to new diesel engines, the Delphi team found that BSFC for GDCI at light loads was comparable or better, and at high loads was about 5% higher. Due to the lower exhaust enthalpy of lower temperature engines using PPCI, it is difficult to produce intake boost with acceptable boost system parasitis. kWh and FSN 0.1,
An integrated exhaust manifold that is part of the cylinder head assembly and recovers exhaust heat for faster engine and transmission warmup, with quicker turbo response. Active Fuel Management shuts down two of the cylinders in light load conditions to further conserve fuel. —Tom Sutter, chief engineer for the 2.7L
The ERAD features a light, compact and efficient synchronous permanent magnet motor. The exhaust manifold is integrated into the aluminium cylinder head, contributing to the rapid warm-up times and minimizing the distance from the exhaust ports to the turbocharger’s turbine wheel for improved responsiveness.
Iveco contracted to deliver 115 Daily Natural Power light commercial vehicles to TNT Express Italy by 2013. The methane gas-powered vehicles will be used by TNT for its express courier activities in the Rome area as well as other parts of Central Italy. Iveco Daily Natural Power vehicles awaiting delivery. Click to enlarge.
GMZ has been using TG8 modules in developing vehicular thermoelectric generators for the Bradley Fighting Vehicle (1 kW TEG) as well as to design and to integrate a light-duty vehicle TEG into a Honda Accord as part of a DOE-funded project. Earlier post.). Earlier post.)
Southwest Research Institute (SwRI) has added two test stands to its Exhaust Composition Transient Operation Laboratory — ECTO-Lab. ECTO-Lab data have demonstrated reduced cycle-to-cycle variation compared to engine dynamometer results, and performance data from ECTO-Lab-aged parts correlate well to field-aged parts.
As part of the High-Performance Computing for Energy Innovation (HPC4EI) initiative, the selected projects will leverage the expertise and computing capabilities of the U.S. nano (MMN) multiscale modeling framework to optimize high strength aluminum alloys and processes for vehicle light-weighting. Solar Turbines. 300,000 .
The 5-belt module consists of belts under each wheel and one belt running underneath the vehicle; it’s used to test the aerodynamic performance of passenger vehicles and light trucks. Absent engine and exhaust sounds, wind noise will be more noticeable inside the cabin of an electric vehicle. 5-Belt Aerodynamics Testing.
In light of these dangers, numerous algorithms have been developed as defensive mechanisms from these adversarial inputs, some of which provide formal robustness guarantees or certificates. This research was supported, in part, by Ford Motor Company as part of the Ford-MIT Alliance. —Michael Everett. Resources.
liter unit features a cross-bank exhaust manifold and an optimized oil separation process. This originates from its sports exhaust system featuring electronically controlled, continuously adjustable flaps and hexagonal dual tailpipes arranged one above the other for the first time on a BMW M model. Driver assistance systems.
GMZ Energy and its partners are on track to deliver a 1 kW thermoelectric generator (TEG) for the Bradley Fighting Vehicle as well as to design and to integrate a light-duty vehicle TEG into a Honda Accord as part of a DOE-funded project. In June, GMZ successfully generated 270 watts from a TEG as part of $1.5-million
This is Part 1 of a two-part build series where we focus on a cat-back exhaust, a cold air intake and carbon fiber aero upgrades. You can watch the Supra Video (Part 1) on the Speed Academy YouTube page. We opted for the AWE Tuning Touring Exhaust System , a cat-back system designed for better flow and minimal drone.
liter EcoBoost and design an engine with compact structure and high strength and light weight. All-new aluminum cylinder heads feature water-cooled integrated exhaust manifolds. Intake and exhaust variable cam timing that improves torque while helping lower emissions. We wanted to go further with the 2.7-liter
The concept is to inject electron beams into the exhaust of a fossil fuel power plant and, firing them in pulses, break apart the NOx bonds. Sethian imagines splitting the exhaust into several parallel ducts, each treated with a pair of electron beams. KrF lasers have unique features, such as a very smooth laser beam.
The EcoDryScrubber dry separation system concentrates the solvents released into the exhaust air fully automatically and separates the overspray, saving resources in many ways. It is available as a complete solution or in individual modular parts. Window gluing as part of line tracking. The Oxi.X, Zorlu Holding A.Ş.
Eaton has a strong track record for leveraging cylinder deactivation in light-duty applications and is now applying that expertise to commercial vehicles. As part of the same study, the current production aftertreatment was replaced with an improved, close-coupled system.
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.). Combustion studies.
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