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An electricexhaustgas 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 electricexhaustgas turbocharger—used for the first time in a production vehicle. The turbocharger is operated via the 48-volt electrical system, which also feeds the belt-driven starter-generator (RSG).
In a recent open-access paper published in ACS’ Environmental Science & Technology , researchers from the University of York report that alcohols in windshield washer fluid account for a larger fraction of real-world vehicle emissions than previous estimates have suggested. Cliff et al. —Cliff et al.
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. from 16.5)
Developed for hybrid electric vehicles (HEVs) and plug-in hybrid electric vehicles (PHEVs), BorgWarner’s innovative Exhaust Heat Recovery System (EHRS) can improve fuel economy by up to 8.5% and reduce emissions significantly. —Joe Fadool, President and General Manager, BorgWarner Emissions & Thermal Systems.
Along with hydrogen production and use, an energy transition will involve the synchronous upscaling of renewable electricity, batteries, and energy use technologies. There is no immediate concern for copper resources, but the average ore grade is declining as higher grade deposits become exhausted. —Palmer et al.
Vitesco Technologies, formerly (until September 2019) the Continental Powertrain Division, has won a major contract from an European vehicle manufacturer for the supply of innovative electric heating elements for diesel catalytic converters. In the extremely slow “Traffic for London” cycle, NO x emissions fell by 62%.
IAV has developed a particularly closed-coupled diesel exhaustgas aftertreatment (EAT) system. A key contribution to this performance must come from the exhaustgas aftertreatment system—across the entire speed and load range. This way, exhaustgas flows through DOC and SCRF before it enters the turbine.
FlyZero is the UK’s Aerospace Technology Institute (ATI) project aiming to realize zero-carbon emission commercial aviation by 2030. Funded by the Department for Business, Energy and Industrial Strategy, the project FlyZero began in early 2021 as an intensive research project investigating zero-carbon emission commercial flight.
An electrically driven compressor for precise exhaustgas recirculation is also used. Then we modify the timing and pressure of the injection, among other things, and look at exhaustemission values and fuel consumption. This is done via exhaustgas recirculation (EGR). —Patrik Soltic.
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.
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. of CO 2 emissions (i.e. The TEG unit was installed in the exhaust pipe at the downstream of the catalyst. With the TEG, 1.9%
Volkswagen has launched a new range of diesel engines (TDI) characterized by extremely low nitrogen oxide emissions (NO x ). 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
Power management company Eaton’s Vehicle Group has demonstrated cylinder deactivation (CDA) as an effective technology for meeting future global emissions requirements for diesel-engine powered commercial vehicles. New emissions regulations spearheaded by the California Air Resources Board (CARB), U.S. Rapid catalyst warm-up essential.
A well-known automaker has placed an order with Rheinmetall Group subsidiary Pierburg for exhaustgas recirculation (EGR) modules, with a lifetime value of around €300 million. Part of the actuators will be produced at the Pierburg plant in Abadiano, Spain, with the company’s Berlin plant supplying the electric bypass actuators.
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
is adding 53 all-electric transport refrigerated trailer units (TRUs) to its fleet located at the company’s Riverside, Calif. By operating the all-electric TRUs, UNFI anticipates it will save approximately 135,000 gallons of diesel fuel per year while reducing particulate matter pollutant emissions and greenhouse gasemissions.
Rolls-Royce has conducted successful tests of a 12-cylinder gas variant of the mtu Series 4000 L64 engine running on 100% hydrogen fuel. The tests, carried out by the Power Systems business unit, showed very good characteristics in terms of efficiency, performance, emissions and combustion. We are very pleased with the rapid progress.
Wear and tear from brakes, tires and road surfaces will soon overtake car exhaust fumes as the leading source of fine particles released into the air by road traffic, according to a new OECD report. Heavy electric vehicles with long-distance batteries could compound the problem even as they slash emissions from engine exhaust.
However, it has been blighted by very high unburned hydrocarbon (HC) emissions that, as a result of ever more stringent regulations, have caused it to be almost entirely forced out of the market in favor of four-stroke replacements. For one, the [California Air Resources Board] CARB-established limit of HC+NO x emissions in the 7.4
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. An electrical actuator enables characteristics map-controlled use of the pressure-reducing valve.
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 gas power generation could capture carbon dioxide more efficiently than current, conventional CCS technology.
Exhaustgas after-treatment paired with innovative features inside the engine enables the GTI engine to meet the new EU 6AG (Euro 6d-TEMP) emission standard. One key aim when developing the new TSI was to ensure the lowest possible emissions. The fuel consumption and emission levels of the up! The 85 kW / 115 PS 1.0
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. —Jürgen Ringler.
BorgWarner, a leader in clean and efficient solutions for combustion, hybrid and electric vehicles, is supplying its best-in-class EGR system to a major global automaker across different regions of the world.
The partnership with AVL has already resulted in bringing to production the TECO Future Funnel, a complete exhaustgas cleaning system. TECO 2030 focuses on one of the biggest environmental challenges of our time: How to combine ever-increasing shipping volumes with reduced emissions?
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.
Toyota’s FPEG features a hollow step-shaped piston, combustion chamber and gas spring chamber. Toyota envisions that a pair of such units (20 kW) would enable B/C-segment electric drive vehicles to cruise at 120 km/h (75 mph). The FPEG consists of a two-stroke combustion chamber, a linear generator and a gas spring chamber.
Vitesco Technologies, a leading international supplier of advanced powertrain technologies and electrification solutions, is now making electrical catalyst heating available in high-voltage hybrid vehicles as well. The challenge of plug-in hybrids: CO 2 efficiency and low cold engine start emissions.
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.
Five technology paths for very-low-NO x and GHG emissions from heavy-duty natural gas engines. The “Pathways to Near-Zero-Emission Natural Gas Heavy Duty Vehicles” report, authored by GNA on behalf of Southern California Gas Co. An 80% reduction of GHG emissions is targeted for 2050, relative to 1990 levels.
By 2030, the Rolls-Royce business unit is to cut greenhouse gasemissions by 35% compared to its 2019 level through the use of new net zero and zero carbon technologies. Or it relates to fuels such as hydrogen, that would not at all emit CO 2 at the exhaust pipe. electricity from fossil-fired power plants).
If a ban were introduced on the sale of new gasoline and diesel cars, and they were replaced by electric cars, the result would be a significant reduction in lifecycle carbon dioxide emissions primarily due to reduced tailpipe CO 2 emissions, according to a new lifecycle study by researchers at Chalmers University of Technology, Sweden.
The transportation sector was responsible for over 7 million tons of NO x emissions in the US in 2014, with 50% of this sector’s NO x attributed to heavy-duty on- and off-road vehicles and equipment. CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. Source of data: US EPA (2019).
ARPA-E announced up to $35 million for a new program focused on developing technologies to reduce methane emissions in the oil, gas, and coal industries: “Reducing Emissions of Methane Every Day of the Year” ( REMEDY ) ( DE-FOA-0002504 ). Coal mine ventilation air methane (VAM) exhausted from operating underground mines.
For example, a typical medium-sized family car will create around 24 tonnes of CO 2 during its life cycle, while an electric vehicle (EV) will produce around 18 tonnes over its life, the report said. This work dispels the myth that low carbon vehicles simply displace emissions from the exhaust to other sources. emissions in.
Cobra electric supercharger. 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.
Power management company Eaton said it is a key contributor and supporter of the National Zero-Emission Truck ( ZET ) Coalition’s newly issued priority federal recommendations. Eaton has partnered with CALSTART to provide the heavy-duty truck market with a suite of emission-reducing and electric vehicle technologies.
FLECCS project teams will work to develop carbon capture and storage (CCS) processes that better enable technologies, such as natural gas power generators, to be responsive to grid conditions in a high variable renewable energy (VRE) penetration environment. Phase 1 FLECCS projects are: GE Global Research. 8 Rivers Capital. 8 Rivers Capital.
While the wide availability, cost-effectiveness, and lower emissions of ethanol make it the fuel of choice today for the engine, ClearFlame’s technology is fuel-agnostic and can run on a range of renewable fuels. ClearFlame uses soot-free “Clear” ExhaustGas Recirculation (EGR) to maintain this ratio under varying load conditions.
We are certainly in revolutionary times, but it is clear that power generation sources will not become fully renewable and transport will not become fully electric for several decades, if ever. mg/km of particulates), reaching values around 10 times the emission from the engine (5?mg/km). —Reitz et al. g/bhp-h or 15–20?mg/km).
The heart of the system is the SOFC stack, where chemical energy is converted into electrical energy. This hotbox is combined with an air and gas supply system, an electronic control unit, and an exhaust system to form an SOFC unit. The Bosch project is one of the first projects in Germany to receive this funding.
The new Duramax engine is Euro-4 compliant and can be upgraded to meet Euro-5, -6 and US emission standards. Better efficiency also means better reliability, economy as well as lower emission levels. The new EGR system decreases NO x emissions by reducing charge temperature and reducing excess levels of O 2 in the combustion chamber.
Secondary air systems are used to reduce gasoline engine emissions by accelerating catalytic converter heat-up. The latter allows secondary air injection across a much wider engine map range and hence, at any given point in time, the precise air mass required for accelerating converter heat-up is injected into the exhaust system.
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