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The SL 43 features an M139 in-line two-liter, four-cylinder gasoline engine with an electric exhaust gas turbocharger—used for the first time in a production vehicle. The electric exhaust gas turbocharger is a fascinating example of the extensive transfer between Formula 1 technology and the development of production vehicles.
liter turbocharged M139 engine featuring an electric exhaust gas turbocharger. The electric exhaust gas turbocharger solves the conventional trade-off between a small, responsive turbocharger yielding a lower total output and a large turbocharger capable of high peak power with less responsiveness. An electric motor around 1.6
A team at Monsanto and colleagues at AVL Powertrain have successfully designed and demonstrated an onboard low-temperature ethanol reformer that can be driven by exhaust heat. Many papers have described high-temperature steam reforming of ethanol at around 600 °C but.this temperature is too high to be driven by engine exhaust.
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. Adblue is injected selectively upstream of two SCR catalytic converters which are arranged in series.
At SEMA360, Chevrolet will showcase a 1977 K5 Blazer converted to all-electric propulsion. The K5 Blazer-E is a functional proof of concept of the upcoming Electric Connect and Cruise package Chevrolet Performance plans to sell in the second half of 2021. liter) V-8, three-speed automatic, fuel system and exhaust.
Catalytic converters for cleaning exhaust emissions are more efficient when they use nanoparticles with many edges, according to a study carried out at the the Deutsches Elektronen-Synchrotron (DESY), a research center of the Helmholtz Association, X-ray source PETRA III. Credit: DESY, Lucid Berlin. Click to enlarge.
with technologies such as direct fuel injection, variable valve timing, exhaust-driven turbochargers, brake energy regeneration and Auto Start Stop function—about 60% of the generated energy is still lost, half of it being exhaust heat, with the remaining half as heat absorbed by the engine cooling system. Click to enlarge.
In addition, the inhomogeneity of the fuel mixture under stratified operation in GDI engines during the compression stroke tends to contribute to higher particulate emissions compared to the exhaust emissions from traditional PFI engines. Ford Transit Connect PFI vehicle (PFI#2). —Chan et al. —Chan et al.
As the first fully connected integral system solution, the third generation of the Sprinter demonstrates the development of the division from purely a vehicle manufacturer into a provider of complete transport and mobility solutions, the company said. The nine-speed automatic torque converter transmission is a first in the large van segment.
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. and Moog Inc.,
A pair of driveshafts connect the system to the front axle. Under braking, the kinetic energy of the wheels is converted into electric energy, which is stored in a new, optimized flywheel accumulator mounted in the cockpit alongside the driver. when the boost pressure limit has been reached.
The vehicle meets Euro 6 exhaust standards. Both the exhaust inflow to drive the turbos and the supply of fresh air, plus the channelling of compressed air to the combustion chambers, have been designed to ensure that the three compression units work as a team as effectively as possible at all engine speeds. liters/100 kilometers (37.3
GMZ Energy, a market leader in the development of high-temperature thermoelectric generation (TEG) solutions, has successfully demonstrated a 1,000W TEG designed for diesel engine exhaust heat recapture in a Bradley Fighting Vehicle. Earlier post.) This announcement follows GMZ’s June 2014 demonstration of its 200W diesel TEG.
The electric biturbo system comprises a classic exhaust turbocharger (mono- or bi-turbo) working together with a supplemental, electric-powered compressor arranged in series and powered by a separate 48-volt electrical system. Note the position of the single exhaust gas turbocharger and the electrically driven compressor.
The exhaust gas treatment system implements close-coupled DPF technology which integrates the oxidizing catalytic converter and the particulate trap (CCDPF). The component is compact to reduce exhaust counter-pressure—with beneficial effects in terms of fuel reduction and CO 2 emissions. meters (14.3
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. The D-EGR demonstrator is a converted 2012 Buick Regal with a 2.0-liter Hydrogen-enriched exhaust is routed to the intake.
If you’re driving down the road and you notice a quiet car in front of you, you should know that the car’s exhaust system is doing its job. A well-maintained exhaust system is essential in making your ride safe and sound. If your exhaust system is working correctly, it benefits your fuel consumption and the environment.
The Continental Super-Clean Electrified Diesel combines electrification-based engine optimization and an electrically heated catalyst integrated in the exhaust aftertreatment system to achieve a 60% reduction in real-world NONO x x emissions and a simultaneous 2% reduction in CO 2 emissions measured against the baseline Euro 6b vehicle.
The internal combustion engine will produce power through consumption of traditional carbon-based fuel, while electrical energy will be harvested from both exhaust and braking by two discrete motor generator units. The MGU-K is connected to the crankshaft of the internal combustion engine.
Ford also offers the package on its Transit Connect, including its new Taxi offering with a 2.0-liter The engine comes with hardened exhaust valves and valve seats for improved wear resistance and durability for gaseous fuel systems. liter four-cylinder gas engine. F-450 and F-550’s 6.8-liter
In order to counteract engine vibration and maintain smooth operation, the EA288’s crankshaft is connected to two gear-driven counter-rotating balance shafts that spin at twice engine speed. In other words, there is not a separate intake or exhaust camshaft. This means we have on the one camshaft one intake valve and one exhaust valve.
The integral technology approach featuring the new stepped recess combustion process, dynamic multi-way exhaust gas recirculation and engine-side exhaust-gas aftertreatment, combined for the first time with variable valve control, makes possible lower consumption and emissions values.
A key benefit of the Lepelletier architecture is that it reduces the complexity in connecting the gearsets and clutches. A new, stronger torque converter is core to the improved transmission performance. Locked converter operation at lower speeds means less wasted heat energy and better fuel economy.
An AC/DC converterconnects the conventional 12-volt electrical system. It helps out whenever the exhaust gas flow provides too little energy to drive the turbocharger, i.e. when starting off and accelerating in the low-rev range up to 1,650 rpm. At its core is a belt alternator-starter (BAS) connected to the crankshaft.
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). —Tim Proctor, Cummins Executive Director of Product Management & Market Innovation.
For 2015, the Cruze Diesel received a facelift that refreshes its appearance and increases the connectivity and content options for the vehicle; the powertrain remains the same. It is used with steel connecting rods, floating piston pin bearings, and high-strength aluminum pistons. Connectivity. The 2014 Cruze Diesel.
The compressor wheel is being driven by hot exhaust gases coming out of the exhaust manifold. A wastegate opens to regulate the compressor drive power by letting excess exhaust gases escape through the exhaust pipe. Connecting rods and pistons. The intake and exhaust cams can be phased up to 60 crankshaft degrees.
This is made possible by the mechanical connection of the fully variable all-wheel drive through the cardan shaft and the drive shafts of the front wheels. Individual drive mode: individual customization of the drive, transmission, AMG DYNAMICS, chassis, steering and exhaust system. E PERFORMANCE with 2.0L
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. It is slightly off-center of the cylinders, allowing a more upright position for the connecting rods during their movement. That’s alleviated in the 2.7L
We chose to present the Audi TT offroad concept in China, our second domestic market, because it represents the urban mobility of tomorrow: It is sustainable, dynamic, intelligent and connected. The exhaust manifold is integrated into the cylinder head—the foundation for the high-performance thermal management system.
The use of lightweight forged-steel connecting rods that have been designed with a unique cross section to minimize the longitudinal and lateral bending of the rod enhances durability. Spent exhaust gases are released through traditional lobes on the camshaft and exit through a cast stainless steel exhaust manifold.
IHS reported that the fastest growing segments for automotive semiconductors are hybrid-electric vehicles, telematics and connectivity and advanced driver assistance systems (ADAS). The new concepts in emissions mitigation in the engine and in exhaust aftertreatment systems require advance sensors for their operation. Micron 9 13 2.5%
A centrifugal pendulum has been adopted in the torque converter of the six-speed SKYACTIV-DRIVE automatic transmission, counterbalancing any vibration that might otherwise be felt when running on two cylinders. Mazda’s Dynamic Pressure Turbo varies the degree of exhaust pulsation depending on engine speed. SKYACTIV-G 2.5T. engine.
Shams 1 uses parabolic trough technology to convert solar irradiation into solar heat which is fed into a steam turbine to provide power. The solar field is a modular distributed system of solar collector assemblies (SCAs) connected in parallel via a system of insulated pipes. How Shams 1 works. Source: Shams Power Company.
It includes a cooled exhaust gas recirculation (EGR) system, an electric water pump, a low-friction distribution chain, an intake manifold made of a composite material and a compact exhaust manifold. In addition, the exhaust temperature is lower than that of conventional engines. liter Prius engine and also 17 kg (37.5
In the partial load range between 1250 and 3800 rpm, and depending on the power requirement, the intake and exhaust valves of the second and third cylinder are closed by valve clearance adjustment. Further advantages include the semi-integrated intake and exhaust manifolds, which allow compact construction. Click to enlarge.
TDI that draws its power from 3,956 cm 3 of displacement, the intake side is on the outside and the hot exhaust side with the two turbochargers is in the inner “V”. To do this, the Audi valvelift system (AVS) opens the second exhaust valve in each of the combustion chambers, which was closed previously. liters (30.2 liters (0.1
The MGU-H is connected to the turbocharger. Acting as a generator, it absorbs power from the turbine shaft to recover heat energy from the exhaust gases. The MGU-K is connected to the crankshaft of the internal combustion engine and is capable of recovering or providing power, limited to 120 kW (160 bhp) by the rules.
A DC/DC converter steps this voltage down for components in the 12–volt electrical system. It is activated whenever the power demand from the driver is high but the energy available in the exhaust flow for driving the compressor wheel is low. The shift sequence and connection logic are optimized for the rapid development of traction.
Proposed strategy for connecting automated network generation and optimization. We specifically consider heterogeneous catalytic routes to convert biomass into oxygenates and hydrocarbons, while ensuring that the gasoline blends identified satisfy all ASTM specifications. Credit: ACS, Marvin et al. Click to enlarge.
Strengthened connecting rods. The cylinder block casting is unique to the turbocharged engine with cast-in provisions for turbocharger coolant and oil connections, as well as positive crankcase ventilation passages. mm sodium-filled exhaust valves enable the engine to process tremendous airflow. All-new cylinder head castings.
Features include the new X-PULSE injection system with pressure booster; an asymmetric exhaust gas turbocharger; emission control with SCR technology, EGR and a particulate filter; and a three-stage exhaust brake. The connecting rods, also made of steel, are split at the eye in a process called cracking.
The Seadog Pump , which is seated on the ocean floor, uses buoyancy to convert wave energy to mechanical energy. The main components of the pump include a buoyancy chamber, buoyancy block, piston assembly, piston shaft, piston cylinder, and intake and exhaust valves. The Seadog pump. Source: INRI. Click to enlarge.
TDI have separate cooling water circuits connected together by valves. Sensors in the combustion chambers, a common-rail fuel injection system with a delivery pressure of up to 2,000 bar and a high-performance exhaust gas recirculation system keep untreated exhaust emissions to a minimum.
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