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Simulation study finds Miller version of Scuderi engine can deliver twice the BMEP as naturally aspirated version, theoretically enabling 50% downsizing while maintaining performance. Applying the Miller cycle to the Scuderi engine (right) entails downsizing of the compression cylinder. Source: Scuderi. Click to enlarge.
As part of its strategy of developing solutions to reduce CO 2 emissions, Valeo has acquired the Variable Torque Enhancement System (VTES) ( earlier post ) business of UK automotive technology development company Controlled Power Technologies (CPT). VTES will be integrated into Valeo’s Powertrain Systems Business Group with immediate effect.
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. to 1.6l); EA 888 (Gen3 gasoline engines 1.8l s hydraulic setup.
Brought to the US market for the first time in the 2020 Audi S6 and S7, Audi’s Electric-Powered Compressor (EPC) comes paired to the 2.9-liter, However, the EPC is always operating, even when idle, ready to respond to the driver’s needs for more power. liter, twin-turbocharged TFSI V6 engine. Ah lithium-ion battery. liter TFSI V8.
The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. It covers the range from high-power and -torque variants to fuel-efficient derivatives. The new powertrains are also up to 90 kg lighter than the present ones and fuel economy is improved by up to 35%.
Toyota intends to leverage the benefits of high frequency and high efficiency of SiC power semiconductors to enable PCU downsizing of 80%. Toyota CRDL), has developed a silicon carbide (SiC) power semiconductor for use in automotive power control units (PCUs). Right :PCU with SiC power semiconductors (Future target).
Federal-Mogul Corporation has developed a lightweight, high-strength aluminium piston that enables engine manufacturers to increase the power density and efficiency of boosted, direct injected gasoline engines. Specific power outputs in engines are likely to increase from current levels of around 95 kW/L to 130 kW/L to coming years.
bar decreases the BSFC (brake specific fuel consumption) up to 14% compared to the air-hybrid engine, while resulting in a simultaneous increase in the engine’s power BMEP (brake mean effective pressure) by 140%. The power stroke is positive work, or the energy that is produced by the expanding gases to create mechanical work.
Google and the IEEE have launched the Littlebox Challenge—an open competition to design and build a small kW-scale inverter with the highest power density (of at least 50 W/in 3 , or 3.05 The peak power density of the 2010 Prius motor inverter is 11.1 kW/L) in an enclosure of less than 40 in 3 in volume (0.66L). Click to enlarge.
BluE’s first eAxle has achieved excellent dynamic performance and downsizing and helps vehicles increase their electric mileage. BluE Nexus Corporation, AISIN CORPORATION, and DENSO Corporation jointly developed an eAxle for Toyota’s new battery-electric bZ4X. Earlier post.)
Lightweight steel pistons provide reduced friction & compression height with increased power density. The aluminum block and head is sandwiched between an iron backbone cam carrier and iron ladder frame base, firmly held with iron-to-iron bolts. diesel weighs 362 lbs (164 kg), while the ECS weighs 152 lbs (69 kg).
Under the terms of the agreement, Williams will be supplied with a Mercedes-Benz Power Unit (Internal Combustion Engine plus Energy Recovery System) by Mercedes AMG High Performance Powertrains (HPP) based in Brixworth, UK. liter V6 turbocharged hybrid Power Units. Williams will continue to manufacture its own transmission.
Researchers at Tianjin University in China report that combing split injection to the Miller cycle with boost pressure can effectively decrease the knock tendency and increase the engine torque in a downsized spark-ignition engine. Therefore, by only using the Miller cycle, the anti-knock capability and engine power are compromised.
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.
provided a first look at an image of the power unit currently in development for the 2015 FIA Formula One (F1) World Championship. Honda Formula 1 power unit. liter engines were downsized to 1.6 Conceptual configuration of the F1 power unit (not representative of Honda’s actual unit). Renault’s power unit, earlier post ).
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
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.).
A team from Penn State University and start-up EC Power has developed a material-agnostic technology based on asymmetric temperature modulation with a thermally stable dual-salt electrolyte to achieve stable fast charging for Li-ion batteries. Credit: EC Power. In a paper in Nature , the team reports charging of a 265?Wh?kg
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.
Improving battery power to such as level would further enable hybridization to near-HEV levels as well as engine downsizing, thereby enabling fuel economy improvements beyond the current 10-15% MHEV limit. To address these needs, the A123 team presented a high-power, lithium-iron-phosphate chemistry with excellent rate capabilities.
The Nissan ZEOD RC will become the first entry at Le Mans to complete a lap of the Circuit de la Sarthe under nothing but electric power in June. A single lap of each stint (a fuel stint lasts approximately one hour) will be electric powered, then the new Nissan DIG-T R 1.5-liter liter three-cylinder turbo engine will take over.
One significant trend is engine downsizing coupled with turbocharging. Smaller, turbocharged engines can be used to raise fuel economy while meeting or exceeding the power and torque of larger engines, allowing engine downsizing and improved fuel economy with little or no performance compromise. of new gasoline-fueled LDV sales.
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. The lead-carbon battery was chosen due to its excellent power-to-cost ratio, rapid charging capability and high levels of durability.
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.
Punch Powertrain, a Belgium-based full-system supplier of fuel-efficient powertrains including transmissions and plug-in hybrid and battery-electric systems, is acquiring France-based power electronics expert Apojee. Depending on the sizing of components and gear ratios, the emKERS unit delivers up to 60 kW of peak power capacity.
Mitsubishi Electric plans to commercialize its new EV motor system after finalizing technologies for motor/inverter cooling, further downsizing and additional efficiency. The cylindrical shape of the power module accommodates parallel cooling ducts for motor and inverter. Click to enlarge.
GKN has developed the first two-speed eAxle; the technology has entered production on the BMW i8 plug-in hybrid sports car, ( earlier post ) in which it provides power to the front wheels from a 96 kW, 250 N·m (184 lb-ft) electric motor. (A The technology also enables more radical future eMotor downsizing strategies.
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.
Following dialogue with the engine manufacturers and experts in this field, the power units will be four cylinders, 1.6 The downsized engines will deliver a 35% reduction in fuel consumption and will feature extensive energy management and energy recovery systems, while maintaining current levels of performance.
Texas Instruments is marketing a new generation of gallium nitride field-effect transistors (GaN FETs), which the company claims can double the power density of onboard chargers for electric cars.
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.) Chris Atkinson. The dynamics of this team are really perfect to make this project work. Earlier post.).
Performance gains result from boost optimization over a wider power. Simulated performance of downsized 2.0L V6 engine as a baseline, Fallbrook has also simulated the use of a downsized 2.0L generated by a downsized gasoline engine, as compared. Tilting the balls changes their contact diameters and varies the speed ratio.
The fuel economy study, using GT Power, encompassed both a naturally aspirated 1.5-liter, liter, 3-cylinder design of the Pinnacle engine, as well as a downsized, turbocharged 750cc Pinnacle design. In this study, the turbocharger was investigated with and without downsizing. Downsizing with turbocharging. Fuel economy.
The company plans to commercialize the motor system after finalizing other technologies for motor/inverter cooling, downsizing and efficiency. The newly developed cylinder-shaped inverter matches the diameter of the motor, enabling them to be connected coaxially within a chassis, resulting in a substantial downsizing of the motor system.
In a 2010 paper, Roger Stone, Engineering Director, Torotrak noted that conventional turbo- and supercharging technologies are more than capable of delivering the required peak power and torque levels from downsized engines but suffer from a number of. It gives the next generation of downsized powertrains ‘big-engine’ response.
The PU106A Hybrid Power Unit. At the core of the racer is the new PU106A Hybrid Power Unit designed to meet the new philosophy and resulting requirements of Formula One. With a normally aspirated engine, the power potential is controlled by the flow of air into the engine via the capacity and the rpm it can be run at.
The new Yaris Hybrid, which is equipped with a version of the downsized hybrid powertrain featured in the Prius c/Aqua ( earlier post ), is a major step in the company’s full hybrid European roll-out strategy. The downsized full hybrid system combines the new 1NZ-FXE 1.5-liter Fuel consumption is 3.5
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.
demands of very high-power diesel engines. liter diesel (N57D30S1) engine applied in the M550d xDrive, with a specific power output of 93 kW/liter (124 bhp/liter). downsized diesel engines with improved fuel economy and CO 2 emissions. thermal characteristics that high-power diesels require. Federal-Mogul Corporation has.
Mitsubishi will show a 4-motor PHEV concept at the Tokyo Motor Show later this month, highlighting new electrification tech and unconventional gasoline power in a new downsized SUV package.
s “Global Innovation Award” for the Eaton TVS (Twin Vortices Series) supercharger used in the downsized DIG-S engine in the Micra. The advanced rotor design pumps additional air directly into the engine’s intake system that, when mixed with fuel, boosts power. Eaton Corporation has received one of Nissan Motor Co.’s Earlier post.).
Featuring a brushless DC motor, durable samarium-cobalt magnets and highly efficient power electronics, the compact eBooster technology offers automakers flexible packaging options and can be adapted to a wide range of hybrid or combustion applications. —Frédéric Lissalde, President and General Manager, BorgWarner Turbo Systems.
The modified Lancia 037 kept its original rear-axle powered by the internal combustion engine coupled with the manual transmission, said Stefano Bertolotto, Oerlikon Graziano Design Engineer for Electric Vehicles.
MILA Blue is a natural-gas powered, A-segment lightweight vehicle that produces less than 49g CO 2 /km. Downsizing—leveraging smaller, lighter components while at the same time maintaining function and performance. mph) can be done electrically using power from the vehicle’s 12V-based electric motor and start-stop system.
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