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The approach that Cummins and partners have taken features: Replacing the aluminium V8 gasoline engine and emission control system with smaller diesel (2.8-liter) Lightweight steel pistons provide reduced friction & compression height with increased power density. diesel weighs 362 lbs (164 kg), while the ECS weighs 152 lbs (69 kg).
Achates Power says that its 2-stroke OP engine offers higher best point brake thermal efficiency than diesel or gasoline engines. Source: Achates Power. In December 2012, the US Army Tank Automotive Research, Development and Engineering Center (TARDEC) awarded Achates Power, Inc., Click to enlarge. Earlier post.).
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.
to 2.0l); and EA 288 (MDB diesel engines). engine produces 170 hp (127 kW) and 184 lb-ft (249 N·m) of torque: this is the same power as the 2.5L Electro-mechanical power steering replaces the 2.5’s Volkswagen predicts fuel highway fuel economy will improve by up to 17% with the downsized engine. s hydraulic setup.
The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. The upcoming four-cylinder VEA (Volvo Environmental Architecture) engine range includes common rail diesels and direct injected gasoline engines. It’s time to stop counting cylinders.
demands of very high-powerdiesel engines. liter diesel (N57D30S1) engine applied in the M550d xDrive, with a specific power output of 93 kW/liter (124 bhp/liter). downsizeddiesel engines with improved fuel economy and CO 2 emissions. thermal characteristics that high-powerdiesels require.
Volvo Car Corporation will rely on a powertrain strategy based on its new downsized 4-cylinder VEA (Volvo Environmental Architecture) engine platform ( earlier post ) and hybrids for the US market, said John Maloney, recently appointed President of Volvo Cars, US, in an interview at the Detroit Auto Show. Click to enlarge. Earlier post.)
The new approach to natural gas combustion technology is designed to provide vehicle and engine original manufacturers (OEMs) with a “downsized” natural gas solution that is cost competitive while providing similar levels of power, torque, and fuel economy to a larger diesel engine. Earlier post.).
Highly turbocharged alcohol-fueled direct-injection spark-ignition (DISI) engines operated at a high compression ratio could be as or more efficient than diesel engines while also providing advantages of lower vehicle cost, lower emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.
The need to reduce CO 2 emissions is leading to downsized engines, heavily boosted by turbo- or supercharging. But while these engines easily reach high peak power and torque figures, they struggle to provide the required low-speed response. —Torotrak engineering manager David Burtt, co-author of the paper.
liter i-DTEC offers maximum power output of 118 hp (88 kW) at 4000 rpm, and 300 N·m (221 lb-ft) of torque at 2000 rpm). liter diesel engine. By downsizing from the outgoing 2.2L This is a 15-gram drop (13.6%) from the 110 g/km emissions of the enhanced 2.2L i-DTEC introduced in September 2011 at the Frankfurt show.
In a new report analyzing the emerging global market for technologies that improve fuel economy, Navigant Research forecasts that sales of gasoline and diesel stop-start vehicles (SSVs) will reach 63 million annually by 2025, representing 58% of all vehicles sold in that year.
liter CDTI Ecotec diesels will replace existing 1.7-liter liter engines and certain lower powered versions of the 2.0-liter liter turbo-diesel engine as part of the fundamental renewal of its powertrain portfolio. The second family of new downsizedpower units to be introduced after the gasoline 1.6-liter
Ricardo will display the first functional integration prototype of the Advanced Diesel Electric Powertrain (ADEPT) collaborative research project ( earlier post ) in public for the first time this week at the Low Carbon Vehicle Event (LCV 2014) in the UK. 48V Diesel Fuel Efficiency' ADEPT schematic. Click to enlarge.
Higher Charging Rates – Improved heat dissipation allows for higher charge and discharge rates of the battery and longer sustained power output. Hypertruck ERX pairs a downsized generator with a small battery pack. Safety –The new module design reduces the operating temperature of the cells allowing for a safer operating environment.
RegEnBoost integrates the three devices into a powertrain electrical power network (PEPN), which also incorporates a DC to DC converter and an enhanced lead acid battery, optimized for fast energy storage and release. Small engines can also be turbocharged to deliver comparable torque and power to a larger naturally aspirated engine.
Schematic of downsized and supercharged four-stroke hybrid pneumatic spark injection engine. The reduction in fuel consumption is obtained mainly through enabling the effective use of a heavily downsized engine, rather than from regenerative efficiency. The major part of this gain is due to downsizing the engine. Earlier post.).
The new MY2014 Mercedes-Benz Sprinter van for the US now features a 2.1L, 4-cylinder diesel with a t-speed automatic transmission as standard. The familiar V6 diesel is available as an option. liter four-cylinder diesel engine produces 161 hp (120 kW) and 265 lb-ft (359 N·m) of torque at 1,400-2,400 rpm. Click to enlarge.
Ford Motor Company announced that the all-new Ford Mondeo (which is badged as Fusion in the US) in Europe will offer a new high-powerdiesel engine in addition to a new 1.0L The high-powereddiesel will be available in early 2015. A powerful new twin sequential turbocharged 2.0-liter Engine range. A revised 2.0-liter
V-Charge system with mechanical variable drive outperforms conventional boosting methods on downsized gasoline engine. These will include simulation using a GT-Power model and engine dynamometer testing which was carried out at the University of Bath Powertrain and Vehicle Research Centre (PVRC). Click to enlarge.
liter dCi diesel. dCi diesel engine (type M9T) on New Master, its new large van. dCi unit, with power outputs of 100 hp (75 kW) and 125 hp (92 kW) with a fixed-geometry turbo and 150 hp (110 kW) with a variable geometry turbo. The engine will power other Renault-Nissan Alliance vehicles in the future. Click to enlarge.
To achieve its goals, Peugeot is relying on a new products strategy that includes electric propulsion (the i0n i-MiEV-derived electric car) and E-Vivacity scooter from 2010; diesel hybrid in the 3008 from 2011 ( earlier post) ; e-HDi (microhybrid) from 2011 on the entire diesel range; and a plug-in diesel hybrid in 2012.
The technology is planned to launch with a major global automaker on diesel and gasoline applications in 2015. BorgWarner phasers can actuate rapidly, resulting in improved low-end engine performance in downsized, direct-injected boosted engines. Both will be supported by production at a new facility in Eastern Europe.
Federal-Mogul Corporation has jointly developed with Mercedes-Benz a piston technology for Daimler’s latest V6 diesel engine that helps to reduce fuel consumption and emissions. These attributes all lead to reductions in diesel engine fuel consumption and emissions, with improved power output. Earlier post.).
CO 2 reduction potential vs. OEM On-cost for turbocharged GDi and turbo-Diesel technologies to meet Euro 6 standards. The Delphi study assessed the technology of downsizing and turbocharging; GDI fueling and its synergies with turbocharging; and an analysis of downsized 3-cylinder versus 4-cylinder engines. Source: Kirwan et al.
The Ricardo-led Advanced Diesel Electric Powertrain (ADEPT) project will apply 48V “intelligent electrification” concepts, mild hybridization and waste heat recovery in a Ford Focus diesel demonstrator. In 2011, the HyBoost team reported that the HyBoost demonstrator was achieving comparable performance to the conventional 2.0L
An experimental P-T diagram mapping the liquid, liquid-vapor, and SC regions for diesel fuel-CO 2 mixtures with different compositions and densities (numbers in red and black, respectively). Researchers at Syracuse University (New York) have developed a method to prepare, inject and combust supercritical (SC) diesel fuel. Anitescu et.
Independent on-engine test results have verified the simulation predictions that a Torotrak V-Charge variable drive mechanical supercharger enables more ambitious levels of engine downsizing. A Ford Focus powered by a 1.0L Compared to a current 1.5L GTDI engine producing 240 N·m torque, a 1.0L
Steels hardened in this way are suited for use in components subjected to high mechanical and thermal loads in downsized, energy-efficient and low-emission engines of the future. Combustion engines still have potential to save energy and reduce emissions; a current trend is to use downsized engines of the same or even increased power.
Hyundai is also displaying the diesel i40 48V hybrid concept, featuring a lead-carbon battery. As well as being lighter and smaller, it features greater efficiency and power. The new design injects fuel directly inside the cylinder, improving combustion rates for better power and fuel efficiency. liter T-GDI. The new Kappa 1.0-liter
The new Peugeot 208 B-segment supermini, which launches this spring in Europe, will be available in 3- and 5-door bodystyles with a range of gasoline and diesel engines including a new 3-cylinder gasoline engine range and the latest generation of Stop & Start System (e-HDi) diesel engines. Extended e-HDI diesel range.
will exhibit its High Efficiency Combustion System (HECS) diesel engine at the 2011 SAE World Congress, 12-14 April at Cobo Center in Detroit. The second-generation HECS has been adapted to a downsized 1.6L 4-cylinder diesel engine, and is designed specifically for a high specific power output of more than 100 kW/L.
CO 2 emissions and fuel consumption have been cut by 13% compared to the predecessor engine, while peak torque and peak power have been increased by up to 33%. The design and sizing of the turbocharging system plays a key role in enabling downsized engines to deliver excellent performance and drivability, while meeting CO 2 targets.
Hyundai staged the global debut of its i-flow diesel hybrid concept car at the 2010 Geneva Motor Show. Hyundai’s first diesel-electric hybrid powertrain uses the new U2 1.7-liter The thermal electric generator then converts the wasted heat into useful electrical energy to help power auxiliary systems. The new, downsized 1.0-liter
Controlled Power Technologies’ VTES (Variable Torque Enhancement System) electric supercharger ( earlier post ) is being incorporated in a project by engine developer AVL ( earlier post ) and will also feature in the Ricardo-led £3 million (US$5-million) HyBoost program announced by the Technology Strategy Board on 9 September ( earlier post ).
Achates Power will work with Delphi Automotive and Argonne National Laboratory on its ARPA-E-funded project to develop an innovative opposed-piston, gasoline compression ignition (OPGCI) engine. Earlier post.) The specific scope of the project is still being worked through with the partners and the ARPA-E team. Chris Atkinson.
With its brand mtu, Rolls-Royce business unit Power Systems is a leading provider of advanced integrated and sustainable power solutions for a wide variety of applications, including mining equipment. This energy is then fed back to power the wheel motors, allowing the diesel engine to be downsized.
Replacing spark-ignition engines with diesel engines and components would yield fuel savings of about 37% at an added cost of approximately $5,900 per vehicle, and replacing spark-ignition engines with hybrid engines and components would reduce fuel consumption by 43% at an increase of $6,000 per vehicle.
Cummins has developed an E-85-specific engine and powertrain that reduce carbon dioxide emissions by as much as 80% compared with a baseline gasoline-powered medium-duty truck. It delivers the power (up to 250 hp / 186 kW) and peak torque (up to 450 lb-ft / 610 N·m) of gasoline and diesel engines nearly twice its 2.8-liter
Freescale Semiconductor announced the first of several powerful multicore automotive MCUs that help automotive designers improve engine efficiency and reduce exhaust pollution. Freescale’s Power Architecture products are also supported by its global systems labs and software customization services. The new MPC5676R MCU.
liter TDCi diesel engine, the first Ford engine for passenger cars equipped with a two-stage turbocharging system. liter TDCi diesel engine. BorgWarner’s R2S turbocharging technology consists of two turbochargers arranged in series to deliver improved torque and smooth power over the entire engine speed range.
Federal-Mogul is helping engine manufacturers to increase the power output and durability of smaller engines, supporting them in a key area of their global CO 2 reduction strategies. Cylinder bore distortion is one of the main factors limiting increases in power and torque outputs, particularly in lightweight aluminium cylinder blocks.
The Automobile Division of the Institution of Mechanical Engineers has awarded its Prize for the Environment to Ricardo, Ford Motor Company, Controlled Power Technologies and Valeo engineers for their paper HyBoost—An Intelligently Electrified Optimized Downsized Gasoline Engine Concept. Earlier post.).
liter diesel engine (downsized from the usual 12-liter engine) as the genset to provide power for a lithium-ion battery pack located on the roof. The Citaro G BlueTec Hybrid can travel for stretches solely on electric power without using its diesel engine, approaching bus stops without making hardly any noise.
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