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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. Earlier post.)
In implementing this 50% downsizing by swept volume, the research team delivered zero degradation in driveability, performance or acceleration. Earlier post.). The HyBoost concept is based on a 2009 Ford Focus in which a 2.0L naturally aspirated four-cylinder gasoline engine has been replaced with a 1.0L three-cylinder EcoBoost engine.
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. Source: SwRI, DEER 2012. Click to enlarge. PSA concept D-EGR engine.
Power for the battery and VTES electric supercharger is not only supplied by the SpeedStart ISG but also the TIGERS exhaust driven turbo-generator. Conversely, short bursts of power can also be absorbed by the SpeedStart generator to recharge the battery during vehicle decelerations. liters capacity.
When applied to a radically downsized 1.2-liter liter turbocharged engine, VTES delivers in excess of a 50% increase in torque at engine speeds below 3,000rpm, more than compensating for insufficient power from the exhaust turbine. More than 90% of the available torque is delivered in less than a second. Compared with a 1.6-liter
BorgWarner opened a new 86,000-square-foot (8,000-square-meter) facility in Manesar, India, near New Delhi to produce exhaust gas recirculation (EGR) coolers, tubes, valves and modules. Today’s downsized engines generate higher temperatures in the combustion chamber forming nitrogen oxide (NO x ).
In a paper on the OBS presented at the SAE 2014 World Congress, the researchers suggested that potential applications include downsizing to increase fuel economy by ?10% The OBS system uses waste exhaust energy to effect the fuel separation and provides a simple and reliable means for managing the separated fuels. Partridge, R.,
We have—and continue to develop—technologies that reduce NO x emissions and improve the overall fuel economy of internal combustion diesel engines, as well technologies for electric, hybrid and fuel cell commercial vehicles. Mihai Dorobantu, director, Technology Planning and Government Affairs, Eaton’s Vehicle Group.
Compared to gasoline, the lower alcohols exhibit high latent heat of vaporisation and anti-knock rating, which makes them attractive for use in future “downsized” highly boosted SI engines that endure significantly higher peak in-cylinder pressures and temperatures. The system is based on a shaft-in-shaft cam operating principle.
to eliminate turbo lag—in support of aggressive engine downsizing. CPT recommends a combination of the highly dynamic electric supercharger in series with a conventional exhaust-driven turbocharger to optimize the overall response of the system, compared to other air charging methods. Boost pressure is directly controlled by the ECU.
A heavy-duty exhaust valve guide with thermal deformation and temperature color scaling demonstrates high side load at high temperatures in contact with the exhaust gas. Federal-Mogul is developing powertrain materials to address conditions such as these. Source: Federal-Mogul. Click to enlarge.
Turbocharging and downsizing can also yield fuel consumption reductions. Downsizing is an important strategy applicable in combination with technologies that increase engine torque, such as turbocharging or supercharging. Part of the gain from advanced-level CI diesel engines comes from downsizing.
Since 2010, all Sprinters in the US have been powered by BlueTEC diesel engines, marking the first use of BlueTEC technology, with its selective catalytic reduction (SCR) exhaust aftertreatment system, in the commercial van market here. The two overhead camshafts actuate 16 intake and exhaust valves.
thermoelectric modules , which are the first commercially available, off-the-shelf modules capable of operating with continuous hot-side temperatures up to 600 C while at power densities greater than one Watt/cm. down-speeding, downsized engine, etc.), The TARDEC TEG incorporates GMZ Energys current TG8-1.0 W/cm 2 to 6.0
The technology can also be applied to medium and heavy duty commercial vehicle platforms. The unit can be applied to naturally-aspirated or forced induction engines—though most likely will be applied to downsized turbocharged engines as an additional unit to the existing turbocharger.
Augmenting its existing LC Super Hybrid program ( earlier post ), which deploys a downsized gasoline-electric powertrain, ALABC is working on advanced diesel-electric applications in development programs being undertaken with car makers including Ford and Kia. —Allan Cooper. These compact electrical machines can be rated up to 12.5
will address natural gas engine emissions and efficiency improvements by developing a natural gas specific combustion design utilizing optimized in-cylinder charge motion and cooled exhaust gas recirculation (EGR). Downsized, Optimized, High Efficiency, Spark Ignited Natural Gas Engine. Cummins Inc.
At a “Go Further with Ford” event in Amsterdam, Ford Motor Company detailed plans for an aggressive product acceleration in Europe, targeting opportunities for growth in the large car, SUV and commercial vehicle segments while emphasizing fuel economy and enabling technologies such as the EcoBoost engines. Commercial vehicles.
Applications are sought to develop electrochemical energy storage technologies that support commercialization of micro, mild, and full HEVs, PHEVs, and EVs. Because of the ongoing emphasis on downsizing, these engines are expected to have high mechanical compression ratios, which should be considered. The second is a.
We see dramatic downsizing and boosting [as] something that’s going to for gasoline engines especially. The basic approach of the downsized 3-cylinder gasoline direct injection (GDI) engine is to reduce engine displacement and decrease engine speed (downsizing and downspeeding) to increase engine load for improved specific fuel consumption.
In this report, MECA provides our assessment of technologies being commercialized by component suppliers, including MECA members, to help their customers comply with future lower NO x standards. This has resulted in higher catalyst loading per volume of substrate and led to downsizing of systems from those available in 2010.
The Manufacturers of Emission Controls Association (MECA) released a report assessing market-ready technologies being commercialized by suppliers of emission control and efficiency components for heavy-duty diesel vehicles to meet lower intermediate standards for oxides of nitrogen (NO x ) by 2024 as a transition to final standards in 2027.
Cylinder deactivation: deactivates the intake and exhaust valves and prevents fuel injection into some cylinders during light-load operation. Variable valve timing: alters the timing or phase of the intake valve, exhaust valve, or both, primarily to reduce pumping losses, increase specific power, and control residual gases.
This means that in addition the power demand is more difficult to achieve with engine downsizing and transmission down-speeding alone. The WLTP is significantly more dynamic with faster acceleration rates. —Paul Bloore, product validation manager for CPT’s hybrid product group. Click to enlarge. The conference.
Having better control over the combustion process reduces the emission load on the exhaust aftertreatment systems. Eminox SCRT technology can significantly reduce harmful diesel exhaust gases, particularly in urban operating conditions. —Andy Dickinson. Earlier post.)
liter Ford EcoBlue debuts in the new Transit and Transit Custom commercial vehicles, increasing fuel efficiency by more than 10%. The new engine also delivers passenger car refinement to the commercial segment, reducing radiated noise by 4 decibels at idle. Commercial vehicle durability. The four-cylinder 2.0-liter
Although real-world fuel economy improvements from GDI technology alone are close to 1.5%, they can reach 8% by downsizing and turbocharging the engine, which can be achieved on GDI engines without loss of power compared to PFI engines. All the vehicles were tested using commercial gasoline that met the summertime California fuel standards.
However, although a CO 2 target of 70 g/km could be met without significant deployment of electric vehicles, the study found that exhausting all the potential gains from combustion engine technology improvements before transitioning to electric drive would be a relatively costly approach for vehicle manufacturers.
The Dearman liquid air engine is an innovative heat engine that uses liquid air (or liquid nitrogen) as a “fuel” and emits cold air as exhaust. After each expansion cycle the heat exchange fluid is recovered from the exhaust and reheated to ambient temperature via a heat exchanger similar to a conventional radiator. Earlier post.)
The Freightliner SuperTruck uses a downsized and downsped 10.7-liter The Freightliner SuperTruck features a low-back-pressure, next-generation aftertreatment system that efficiently removes NO x from the exhaust stream. The aftertreatment system features additional insulation to retain maximum heat energy in the exhaust.
A key part of the overall efficiency gain is the downsized 11-liter Volvo engine, featuring advanced fuel injection, cooling, oil and turbo-charging systems, as well as new “wave” pistons and other improvements. This new design added “wave” bumps on the side of the piston bowl, which allows the fuel to burn more cleanly.).
The purpose of the 21CTP is to reduce fuel consumption and emissions; increase heavy-duty vehicle safety; and support research, development, and demonstration to initiate commercially viable products and systems. Among the findings and recommendations, by area, from the new report are: ENGINE SYSTEMS AND FUELS. Finding 3-1. HYBRID VEHICLES.
Dedicated ethanol (or E85) engines have the promise to improve efficiency substantially over comparable regular gasoline engines through direct-injection, increased geometric CR, variable valve timing, exhaust gas recirculation, aggressive turbocharging, and downsizing and/or downspeeding.
This annual sales estimate, combining both passenger and commercial vehicles, would add more than 232 million turbocharged vehicles globally between 2017 and 2021—an increase of 35% from today. Regional highlights include: In North America, more engine downsizing is expected. The current average engine size is a 3.0-liter
The upside of gasoline direct injection (GDI) engines is widely seen as being improved fuel economy coupled with an increase in specific power (especially with turbocharging), enabling significant downsizing. A significant fraction of the GDI PM 2.5 The extent of fuel-air mixing can be affected by injection system design.
SuperTruck II builds on the successful SuperTruck I program, which has already led to more than twenty fuel saving technologies that have reached the commercial market, said Acting Assistant Secretary David Friedman. valve faces, piston crowns, and exhaust ports) to improve fuel economy. General Motors. HRL Laboratories, LLC.
The project has two parallel thrusts: a near-term thrust on spark ignition (SI), with a 2025 commercial target, and a long-term thrust on advanced compression ignition (ACI), with a 2030 commercial target. Controllability is dominated by in-cylinder reactivity stratification. More reactivity stratification is better for stability.
The new funding opportunity ( DE-FOA-0001461 ) will advance the long-term objective of the Co-Optima initiative to accelerate widespread deployment of significantly improved fuels and vehicles (from passenger to light truck to heavy-duty commercial vehicles) by 2030.
TARDEC, commented David Johnson, Achates President & CEO, in general has used COTS (Commercial Off-The-Shelf) engines, but is now looking for better fuel efficiency and is funding its own development activity; the solicitation won by Achates and AVL is a big departure for them, Johnson said. “ Earlier post.). We won on our data.
In a paper presented at the SAE 2013 World Congress, Kalghatgi and his colleagues argued that: Demand for transport energy is growing, but this growth is skewed heavily toward commercial transport, such as heavy road, aviation, marine and rail which uses heavier fuels like diesel and kerosene. —Chang et al.
The alternative-fuel car evolved to reduce exhaust emissions and other problems derived from burning fossil fuels. There are trucks and buses being converted commercially today. In fact, the optimized PHEV is much more efficient as a long range liquid fuel vehicle, because the engine is downsized. CTO Efficient Drivetrains Inc.
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