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An electric exhaustgas turbocharger, which in future will be used for the first time in a series production model, is already in the final stages of development. This electronically-controlled electric motor drives the compressor wheel before this accepts the exhaustgas flow.
The SL 43 features an M139 in-line two-liter, four-cylinder gasoline engine with an electric exhaustgas turbocharger—used for the first time in a production vehicle. The electric exhaustgas turbocharger is a fascinating example of the extensive transfer between Formula 1 technology and the development of production vehicles.
Earlier this month, Achates Power announced that its innovative 3-cylinder, 10.6L According to Fabien Redon, Achates Power’s CTO, the team made improvements to what Achates calls the Catalyst Light-Off operating mode, used while the SCR is not active. Source: Achates Power. Earlier post.)
Rolls-Royce is supplying two mtu 16V 4000 M55RN gas engines to Sembcorp Marine Integrated Yard for the construction of the first liquefied natural gas (LNG)-hybrid powered tug. This is the first LNG-hybrid tug to be powered by mtu gas engines. The new engines are part of Rolls-Royce’s Green and High-Tech program.
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 ). On current trends, the ratio may well continue to increase. A summary of the results is shown in the table and chart (log scale) below.
The new VW Golf is now also available in certain markets with natural gas drive: the Golf TGI is equipped with a 1.5-liter liter four-cylinder engine with 96 kW / 130 PS and three natural gas fuel tanks. The tanks are integrated into the underbody and permit a range of around 400 kilometers (WLTP) in pure natural gas mode.
liter turbocharged M139 engine featuring an electric exhaustgas turbocharger. The electric exhaustgas 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.
“Blue” hydrogen—produced through steam methane reforming (SMR) of natural gas or coal gasification, but with CO 2 capture and storage—is being described as having low or zero carbon emissions. For our default assumptions (3.5% Even if true though, the use of blue hydrogen appears difficult to justify on climate grounds.
Intelligent Power Generation (IPG) will demonstrate the impact of Flameless Ceramic Turbine technology in UK electric vehicle (EV) charging infrastructure, following a £1-million contract from Highways England. IPG‘s flameless combustor uses the turbine exhaust and high heat transfer effectiveness through the IPG regenerator unit.
Volkswagen has equipped its natural gas models of the Polo TGI and Golf TGI with a third natural gas tank made of specially coated, high-strength steel. liters and extends the natural gas storage to 91.5 liters and extends the natural gas storage to 91.5 On the Polo with 1.0 liters in total, or 13.8 On the Polo with 1.0
Achates Power announced that the 10.6-liter, The Achates Power ultra-low-NOx engine is engineered to achieve superior fuel efficiency because of its lower heat losses, improved combustion and reduced pumping losses. Achates Power is backed by the Oil and Gas Climate Investments, Saudi Aramco Energy Ventures, and other investors.
Rolls-Royce Power Systems has outlined its road map for climate neutrality: Net Zero@Power Systems. By 2030, the Rolls-Royce business unit is to cut greenhouse gas emissions by 35% compared to its 2019 level through the use of new net zero and zero carbon technologies. This is not yet relevant for Rolls-Royce applications.
With SCR twin dosing technology in the exhaustgas 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 exhaustgas treatment. Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing.
Combustion exhaust is directed to the fuel cell, which produces power while capturing and concentrating carbon dioxide for permanent storage. Laboratory tests indicated that applying carbonate fuel cells to natural gaspower generation could capture carbon dioxide more efficiently than current, conventional CCS technology.
The capability to heat up the catalytic converter rapidly at all times increases the overall efficiency of exhaust-gas aftertreatment. The EMICAT e-catalyst developed by Vitesco Technologies ensures effective exhaustgas aftertreatment, even when the exhaustgas is actually too cold for this purpose.
Audi is adding a new member to its A3 family: the A3 Sportback 30 g-tron natural gas vehicle. Operation with natural gas or biomethane makes the compact model economical and more climate-friendly with low emissions. With full gas tanks, the car has an NEDC range of up to 495 (307.6 The A3 Sportback 30 g-tron 1.5
and Westport Innovations (NASDAQ: WPRT/TSX: WPT), are introducing an integrated powertrain package for the Cummins Westport ISX12 G natural gas engine that will provide customers with the first automated transmission to be paired with a spark-ignited natural gas engine in the North American market. Natural gas package.
This will be the world’s first demonstration project in which a large amount of ammonia will be co-fired in a large-scale commercial coal-fired power plant. In addition to this role as an energy carrier, it can also be used directly as a fuel in thermal power generation.
Toyota’s FPEG features a hollow step-shaped piston, combustion chamber and gas spring chamber. The FPEG consists of a two-stroke combustion chamber, a linear generator and a gas spring chamber. The smaller-diameter side of the piston constitutes a combustion chamber, and the larger-diameter side constitutes a gas spring chamber.
MAN Engines recently put its first two dual-fuel hydrogen-powered engines for work boats into serial operation. The engines are IMO Tier III-certified and equipped with a Selective Catalytic Reduction exhaustgas aftertreatment system.
An electrically driven compressor for precise exhaustgas recirculation is also used. The researchers are starting with a medium-load driving style that is common in highway operation, where the engine must deliver 100 kW of power. This is done via exhaustgas recirculation (EGR). —Patrik Soltic.
Marine engine designer and power system integrator WinGD and engine builder Hyundai Heavy Industries’ Engine Machinery Division (HHI-EMD) will strengthen their collaboration by partnering to develop environmentally sustainable two-stroke engine technology. It is possible to recirculate exhaustgas up to a maximum rate of 50% mass flow.
Yamaha Corporation and Sumitomo Corporation Power & Mobility Co., a Sumitomo Corporation Group company, jointly demonstrated a new waste heat recovery system based on a thermoelectric generator (TEG), which generates electrical power via exhaustgas heat. An additional test achieved the target gas temperature.
Motiv Engines, LLC introduced the second-generation of its engine concept dubbed the MkII Clarke-Brayton Engine, which it intends to develop into a heavy-duty on-highway engine fueled by liquid natural gas (LNG). It expands all the way to ambient pressure before the exhaust stroke. All valves are actuated by overhead cams.
LiquidPiston X1 engine features three separate combustion chambers creating 3 power strokes per revolution for high power density. In prototype testing, the spark-ignited X Mini engine has shown high power density, producing 3.5 Source: LPI. Click to enlarge. LiquidPiston, Inc. The compact engine with a 4-lb (1.8 " x 6.2"
A new study by researchers from Washington State University and SLAC National Accelerator Laboratory has found that a catalyst using a single or just a few palladium atoms removed 90% of unburned methane from natural gas engine exhaust at low temperatures. The work is published in the journal Nature Catalysis.
SEAT, a member of the Volkswagen Group, will introduce the first SUV powered by compressed natural at the Paris Motor Show. The new SEAT Arona is powered by a three-cylinder, 12 valve 1.0-liter liter TSI gasoline version, but integrates components that allow it to run on compressed natural gas. Internally, the 1.0-liter
By replacing 100% of the petroleum fuel used with decarbonized fuels such as ethanol, ClearFlame’s engine technology significantly reduces greenhouse gas emissions, particulate matter and smog, helping to meet stringent emissions regulations while reducing overall engine cost. In fact, it increases power by 25%.
The new Volkswagen Golf Variant TGI with three natural gas tanks. Golf Variant 1,5 TGI fuel consumption natural gas CNG in kg/100 km: urban 4.7 No need to compromise on space: Golf Variant TGI1 with space-saving natural gas tanks as integrated underfloor solution ›. Third natural gas tank for additional range of 80 kilometres ›.
The all-electric TRU achieves zero-emission results by using a high efficiency refrigeration system powered by roof-mounted solar photovoltaic panels, a wheel-momentum generator, lithium-ion batteries, and a unique auxiliary power unit to eliminate the requirement for diesel fuel to power the refrigeration system.
For example, the geometry of the piston recess, the injection nozzle design and the parameters of the cylinder head relevant for gas exchange were subject to an extensive optimization process. The high-power variant is also used in the lower performance levels for the construction applications of the Arocs.
Southern California Gas Co. The program allows qualified fleet owners the opportunity to try out the latest in heavy-duty natural gas truck technology by test-driving a 12L near-zero truck. Additionally, fleet owners will see the advantages natural gas trucks have over diesel, including lower fuel costs. g/bhp-hr) since 2001.
million from the federal government of Germany and the states of Baden-Württemberg, Bavaria, and Saarland for its project for the initial industrialization of stationary solid-oxide fuel cell (SOFC) systems:“Bosch Power Units”. When generating power the SOFC efficiency is approximately 60% at beginning of life.
The resulting optimized weight distribution, the best possible utilization of torque and the very immediate power output promise driving dynamics at the highest level. The power of the electric motor is applied immediately with full torque, a characteristic of the design. Added to this are fast energy absorption and high power density.
Able to convert waste heat directly into electrical power, the E-PowerPack uses Organic Rankine Cycle (ORC) technology to reduce ship fuel consumption and CO 2 emissions. Where heat pumps use electrical power to create thermal energy for various purposes, an ORC system uses heat energy to generate electricity.
The levels of these non-fuel-derived gases will likely remain unchanged, even as more drivers transition from gas-powered to electric vehicles. Cars’ average carbon dioxide emissions have dropped by 25% since the early 2000s, according to the US Environmental Protection Agency (EPA), but this gas only accounts for part of the total.
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 exhaustgas turbocharger and the electrically driven compressor.
Certification in accordance with the Euro 6d standard (RDE stage 2) not prescribed for new models until 1 January 2020 is possible due to measures including extended exhaustgas aftertreatment with an additional underbody SCR catalytic converter including ammonia slip catalyst (ASC) in the underbody.
The engine was also equipped with an electrically driven volumetric pump in the exhaustgas recirculation (EGR) path which gives the freedom to set any desired EGR rate, independently from the pressure ratios across the turbocharger. EGR system consisting of an EGR cooler, an electrically driven EGR pump and respective piping.
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.
FLECCS project teams will work to develop carbon capture and storage (CCS) processes that better enable technologies, such as natural gaspower generators, to be responsive to grid conditions in a high variable renewable energy (VRE) penetration environment. Advanced CO 2 Capture Solvent Systems for Dynamic Power - $999,470.
The fourth stroke omits the conventional exhaust event in order to recompress the combustion gases. In general, a larger fuel split will consume more oxygen and result in a higher bulk gas temperature and, subsequently, higher pressure on the second stroke. seemingly a higher power density.
The units uses two input streams (methanol/water mix and combustion air) and produces two output streams (product H 2 and combustion exhaust). In addition to fuel cell truck applications, e1 is experiencing world-wide interest from firms developing fuel-cell-powered marine vessels. Source: e1. —Dave Edlund, e1 CEO.
A study by two researchers at Sandia National Laboratories has concluded that building and operating a high-speed passenger ferry solely powered by hydrogen fuel cells within the context of the San Francisco Bay is technically feasible, with full regulatory acceptance as well as the requisite associated hydrogen fueling infrastructure.
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