Green Car Congress

JANUARY 2, 2018

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. Their paper is published in the journal Fuel. 2017.11.006.

Downsizing 186

Downsizing Engine Fuel Economy E6 186

Green Car Congress

SEPTEMBER 8, 2016

V-Charge system with mechanical variable drive outperforms conventional boosting methods on downsized gasoline engine. This signals the potential for a new level of downsizing, enabling the industry to further reduce the CO 2 output of high volume vehicles without compromising driver satisfaction. Click to enlarge.

Downsizing 150

Downsizing Engine Eaton Gasoline 150

Green Car Congress

APRIL 16, 2011

The Scuderi Group announced at the SAE 2011 World Congress in Detroit that boosting one of its air-hybrid split-cycle engines ( earlier post ) with a turbocharger to 3.2 You can either feed [two expansion cylinders] or the logical, more simple approach is that you downsize the compression cylinder. Click to enlarge.

Engine 316

Engine Powered Power Downsizing 316

Green Car Congress

APRIL 9, 2013

Oerlikon Graziano will present a new front-axle parallel hybrid system at European All-Wheel Drive Congress in Graz, from 10 to 12 April 2013. At the front axle multiple speed transmissions can be tested to improve performances, optimize energy consumption and evaluate possible downsizing of the electric motor.

Hybrid 255

Hybrid Downsizing Congress Vehicles 255

Green Car Congress

APRIL 8, 2016

FEV will showcase some of its 48-Volt technology capabilities at the 2016 SAE World Congress next week in Detroit. The E-Charger combined with a high power vehicle electrical system supports downsized engines with high specific power by improving transient response and low-end torque.

Congress 150

Congress 2016 Volt DC 150

Green Car Congress

OCTOBER 10, 2016

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. Next generation downsizing and downspeeding remain the industry’s best near-term solutions for reducing carbon emissions.

Downsizing 150

Downsizing Charging Engine Belgium 150

Green Car Congress

MARCH 1, 2021

With these headwinds in mind, there is no doubt that the Japanese steel industry is poised for a major downsizing in the years to come, according to Roskill.

Downsizing 186

Downsizing Industry Industrial Japan 186

Green Car Congress

APRIL 23, 2012

SAE’s 2012 High Efficiency IC Engine Symposium in Detroit—the second as an immediate precursor to the SAE World Congress—opened on Sunday with a consideration of several alternative engine designs: opposed piston 2-stroke (Achates Power); variable compression ratio (MCE-5); split cycle (Scuderi); and advanced rotary (Liquid Piston).

Engine 294

Engine Design Congress Downsizing 294

Green Car Congress

APRIL 6, 2016

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.

Downsizing 150

Downsizing Gasoline Engine Design 150

Green Car Congress

DECEMBER 6, 2011

Highly efficient at low engine revolutions, electric superchargers make it possible to downsize engines. This technology, which leverages a switched reluctance motor with very low inertia, responds much more quickly than a conventional turbocharger. HyBoost shows comparable performance to the conventional 2.0L Earlier post.).

Powered 326

Powered Power Downsizing Electric 326

Green Car Congress

OCTOBER 2, 2014

New engines and transmission. Click to enlarge. Hyundai Motor is showcasing two new turbocharged gasoline direct injected (T-GDI) engines at the Paris Motor Show 2014. Both engines—1.0-liter liter and 1.4-liter

Downsizing 239

Downsizing Hyundai Engine Hybrid 239

Green Car Congress

DECEMBER 17, 2015

The engine should yield fuel efficiency gains of more than 50% compared to a downsized, turbo-charged gasoline direct injection engine, while reducing the overall cost of the powertrain system, said Fabien Redon, Vice President, Technology Development at Achates Power. —Don Earlier post.) Delphi GDCI. earlier post ). Fabien Redon.

Downsizing 150

Downsizing Engine Fuel Gasoline 150

Green Car Congress

OCTOBER 31, 2016

A new white paper published by the International Council on Clean Transportation (ICCT), in collaboration with Eaton, Ricardo, JCI, BorgWarner, Honeywell, and the ITB Group, analyzes current turbocharged, downsized gasoline engine technology developments and trends. Source: ICCT. Click to enlarge.

Downsizing 150

Downsizing EPA Engine Eaton 150

Green Car Congress

JUNE 25, 2012

This year, the company will release between 30 to 50 fleet trials, Ashton told Green Car Congress , using the 2012 system. XLH engineers have already designed the next-generation release, in which the battery pack is downsized to 1.5 —Justin Ashton. kWh, Ashton said. Both the 2.0

Hybrid 330

Hybrid Fuel Lithium Ion Boston 330

Green Car Congress

NOVEMBER 10, 2014

GKN’s two-speed eAxle also enables the motor and all associated systems to be downsized, reducing mass and further increasing efficiency. Two-speed eAxles will help manufacturers enhance hybrid and electric drivetrains and support the trend to downsize eMotors to reduce weight and cost. —Theodor Gassmann.

BMW 299

BMW Downsizing Production Hybrid 299

Green Car Congress

MAY 8, 2013

At the recent 2013 SAE World Congress, engineers from Bosch and AVL presented papers on progress in the ACCESS project, describing the design, combustion development and controls development for a resulting 4-cylinder gasoline turbocharged direct injection (GTDI) engine with part-load HCCI capability. Earlier post.). I4 Ecotec engine.

Fuel Economy 278

Fuel Economy Economy Fuel Engine 278

Green Car Congress

FEBRUARY 12, 2021

Hypertruck ERX pairs a downsized generator with a small battery pack. The Hybrid solution is one of Hyliion’s two electrified powertrain systems for long-haul Class 8 commercial vehicles; the other is the coming Hypertruck ERX.

Hybrid 435

Hybrid Batteries Battery North America 435

Green Car Congress

APRIL 19, 2013

The team presented a paper on their work at the 2013 SAE World Congress in Detroit. Given the properties of the fuel blend, improved fuel efficiencies can be generated by several approaches, including downsizing/downspeeding; increased compression ratio; reduced enrichment; and the leveraging of improved efficiency at part load.

Engine 253

Engine Fuel Ford Future 253

Green Car Congress

JANUARY 27, 2014

With the entire concept of the Nissan ZEOD RC focussing heavily on downsizing and efficiency, Nissan turned to new lubricants partner Total to help develop the engine. We’re aiming to maintain our position as industry leaders in focussing on downsizing.

Nissan 372

Nissan Engine Downsizing Gasoline-Electric 372

Green Car Congress

FEBRUARY 13, 2014

Mitsubishi Electric plans to commercialize its new EV motor system after finalizing technologies for motor/inverter cooling, further downsizing and additional efficiency. The EV motor drive system, the smallest of its kind, will enable manufacturers to develop EVs offering more passenger space and greater energy efficiency. Prototype motor.

Mitsubishi 281

Mitsubishi Motoring Motors Motor 281

Green Car Congress

APRIL 28, 2012

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. The Bullitt prototype has logged more than 3,000 demonstration miles, and remains operational today for regular demonstrations. Click to enlarge.

Downsizing 304

Downsizing Engine 2008 Design 304

Green Car Congress

NOVEMBER 1, 2013

The Mitsubishi Concept XR-PHEV is a compact SUV featuring a front engine, front-wheel drive layout PHEV system that is configured with a downsized 1.1-liter The mild-hybrid Mitsubishi Concept AR is a compact MPV equipped with a lightweight hybrid system which comprises a downsized 1.1-liter

Mitsubishi 259

Mitsubishi PHEV Concept Motors 259

Green Car Congress

JANUARY 26, 2012

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.

Downsizing 270

Downsizing Vehicles Fuel Economy 2010 270

Green Car Congress

MARCH 26, 2020

Yet, the 2020 S6 and S7 offer 22% greater EPA-estimated fuel-efficiency with its downsized V6 engine compared to their predecessors without sacrificing performance. In internal tests that simulate real-world standing starts, the latest powertrain exhibits response characteristics that rival Audi’s torque-rich, turbocharged 4.0-liter

Audi 383

Audi 2020 Powered Power 383

Green Car Congress

MAY 15, 2013

liter, 3-cylinder design of the Pinnacle engine, as well as a downsized, turbocharged 750cc Pinnacle design. FEV investigated the impact of six fuel saving technologies: friction reduction; turbocharging; Variable Compression Ratio (VCR); Variable Cam Timing (VCT); Early Intake Valve Closure (EIVC); and downsizing. —FEV analysis.

Fuel Economy 230

Fuel Economy Economy Engine Downsizing 230

Green Car Congress

JULY 16, 2019

Downspeeding is a technique that, alongside downsizing, has brought significant efficiency benefits to the automotive and commercial vehicle markets. —Mike Bunce, Head of Research for MAHLE Powertrain LLC and Principal Investigator on the project. Further, simplicity of design and manufacturing will reduce cost and increase durability.

Engine 281

Engine Market 2019 Downsizing 281

Green Car Congress

APRIL 13, 2023

Downsizing from an average premium vehicle requiring an 80kWh to a 50kWh battery pack could save approximately 200kg from the EV’s weight (the equivalent weight of 3-4 people) and importantly, could reduce the build cost of the car by $4,500, depending on metal cost fluctuations and energy density improvements.

Batteries 397

Batteries Battery Charging Re-Charge 397

Green Car Congress

APRIL 10, 2014

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% from using optimal octane in the base engine, and another 7% potential improvement due to downsizing enabled by the increase in torque available.

Gasoline 316

Gasoline Engine Toyota Fuel Economy 316

Green Car Congress

NOVEMBER 1, 2016

In its new report on downsized and boosted gasoline engine technologies ( earlier post ) the ICCT highlighted Ricardo’s work on an “extreme” Miller cycle concept with high (13:1) compression ratio (CR) and central direct injection in a downsized boosted engine.

Concept 150

Concept Downsizing 2016 Congress 150

Green Car Congress

OCTOBER 25, 2012

Cleeves told Green Car Congress that the smaller 110 cc engine (Pinnalce had earlier been working on a larger 250cc proof of concept) exhibits a bit more friction, with more of an impact at lighter load, due to some design choices the company made partly due to geometry issues in trying to pack the engine into the constrained scooter space.

Engine 262

Engine Fuel Fuel Economy Production 262

Green Car Congress

APRIL 8, 2019

It is more prevalent in the downsized, turbocharged engines that car makers are now producing for improved fuel efficiency while maintaining power output. Pre-ignition remains a bottleneck to further downsizing and improving engine efficiency. Pre-ignition is sporadic and unpredictable. —Eshan Singh, lead author.

Downsizing 186

Downsizing Exhaust 2019 Oil 186

Green Car Congress

FEBRUARY 4, 2013

to decrease the propensity of gasoline to auto-ignite under high pressure and temperature—will lead to technologies that can increase compression ratio, and support high-efficiency downsizing and downspeeding. Presented at the Society of Automotive Engineers Congress, SAE Paper 2009-01-0694. Alger, T.F.

Gasoline 268

Gasoline 2018 Engine Commercial 268

Green Car Congress

FEBRUARY 24, 2023

The project’s focus on sustainability is evident beyond the target of delivering zero-emission transport for rapid response fleets, such as in the use of recycled carbon-fiber in the motorcycle’s construction, and the selection of a downsized battery pack with fast charging capability that reduces the use of rare earth materials.

Motorcycles 397

Motorcycles Fully Electric Concept Electric Motorcycles 397

Green Car Congress

APRIL 24, 2012

The company presented these latest test results in a paper at the SAE 2012 World Congress in Detroit. The results represent a light-load indicated efficiency improvement of 15-30% (up to 40.9%). Net indicated efficiency of the Pinnacle Opposed-Piston engine, CR = 15:1, 87 Octane. Source: Pinnacle. Click to enlarge.

Light 304

Light Fuel Economy Engine Fuel 304

Green Car Congress

SEPTEMBER 30, 2014

Automakers are turning to downsized turbocharged engines to satisfy more stringent global fuel economy and emission regulations and customer demand for better-performing vehicles. In addition to improving fuel efficiency, downsized turbocharged engines also reduce harmful exhaust emissions.

2019 261

2019 Global Sale Downsizing 261

Green Car Congress

JUNE 24, 2016

At the 2016 International VDI Congress “Drivetrain for Vehicles” in Friedrichshafen, Germany, John Fuller, Director of Concepts & IP for Torotrak Group, presented and discussed the company’s latest advances to optimize its full-toroidal variator technology for the light vehicle market as applied in continuously variable transmissions (CVTs).

Low Cost 225

Low Cost Downsizing Congress Fuel Economy 225

Green Car Congress

APRIL 28, 2017

By enabling engine downsizing, eBooster technology improves fuel efficiency by 5 to 10 percent in combustion and hybrid vehicles. Our market-leading eBooster technology enables 6-cylinder engines to deliver the same performance and even more fun-to-drive experience as a much larger conventional V8.

Engine 259

Engine Downsizing Gasoline-Electric Volt 259