The 2020 Hyundai Accent features a new Smartstream G1.6 Dual Port Injection (DPI) engine and a Smartstream Intelligent Variable Transmission (IVT). These changes increase Accent’s EPA estimated fuel economy to 33 mpg city, 41 highway, 36 combined, up considerably from the 28 city, 38 highway, 32 combined mpg rating with... Read more →


NREL/Volvo study demonstrates approach to quantify automated vehicle fuel savings

Automated control of cars may enable drivers to achieve more fuel savings than if they were completely in charge, according to a new study conducted by the US Department of Energy’s National Renewable Energy Laboratory (NREL) and Volvo Cars. The study findings are detailed in a paper in the IEEE... Read more →


Volkswagen has developed a new generation manual gearbox; the MQ281 saves up to five grams of CO2 per kilometer depending on the engine-gearbox combination. The new Passat is the first vehicle to be equipped with the MQ281, followed by almost all vehicle classes of the brands Audi, SEAT, ŠKODA and... Read more →


Brunel University London is the first to begin researching future powertrain concepts using Camcon Automotive’s new Single Cylinder Intelligent Valve Technology (SCI). The system uses the company’s Intelligent Valve Technology (iVT) and is intended to speed up OEM and Tier 1 engine development significantly, helping meet upcoming emissions regulations while... Read more →


Hyundai Motor Group has developed the first Continuously Variable Valve Duration (CVVD) technology to feature in future Hyundai and Kia vehicles. The innovation was revealed at Hyundai Motorstudio Goyang on Wednesday alongside the Smartstream G1.6 T-GDi—the first engine to feature the technology. CVVD optimizes both engine performance and fuel efficiency... Read more →


EEA: average CO2 emissions from new cars and new vans in Europe increased in 2018

According to provisional data published by the European Environment Agency (EEA), the average CO2 emissions from new passenger cars registered in the European Union (EU) in 2018 increased for the second consecutive year, reaching 120.4 grams of CO2 per kilometer. For the first time, the average CO2 emissions from new... Read more →


In 2012, less than one percent of all cars and light-duty trucks were produced with a non-hybrid stop/start system. Through 2015, cars had the greatest share of stop/start systems installed. After 2015, the greatest share of start/stop systems was installed on light-duty trucks, rising to 35.7% of all light-duty trucks... Read more →


At the 2019 IAA Frankfurt in September, Tenneco’sPowertrain division will present its award-winning PRiME 3D simulation software which has been shown to cut development time for engine cylinder components by up to 70%. In an industry first, the software tool enables the generation of a physically realistic virtual model of... Read more →


With an output of up to 310 kW (421 hp), the completely newly developed Mercedes-AMG 2.0-liter M 139 engine is the world’s most powerful turbocharged four-cylinder engine in series production. With this engine, Mercedes-AMG has even exceeded the previously most powerful M 133 by 30 kW (41 hp). Maximum torque... Read more →


Scientists at the US Department of Energy’s (DOE) Argonne National Laboratory, working in collaboration with Air Force Research Laboratory (AFRL) and Convergent Science Inc., have created a new numerical modeling tool that allows for a better understanding of rotating detonation engines that could one day propel the next generation of... Read more →


DENSO, with semi-conductor supplier Hitachi Power Semiconductor Device, Ltd., has developed a high-efficiency diode for alternators for gasoline and diesel engine vehicles. Production of alternators equipped with the newly developed diodes will start for vehicles to be sold in Europe in FY2019, and will be rolled out to manufacturing group... Read more →


In 2018, 27% of new light-duty vehicles sold in the US had fuel economies of more than 30 miles per gallon (783 l/100 km), according to the US Department of Energy (DOE). By contrast, none of the light-duty vehicles produced in 1975 had fuel economy greater than 30 miles per... Read more →


Pierburg GmbH based in Neuss (Germany), a subsidiary of technology group Rheinmetall, has received an order worth more than €90 million for its new variable valve control system UpValve. Production of the valve trains, which are also manufactured at the automotive supplier’s Neuss plant, will start in 2019. The start-up... Read more →


Fuels market analyst Tammy Klein notes that more than 40 countries are developing light-duty vehicle fuel economy standards. Ten years ago, only four governments 10 years ago had introduced mandatory GHG emission and/or fuel economy standards: China, Japan, South Korea, and the United States. The European Union and Canada had... Read more →


Nissan’s Decherd assembly line is using a mirror bore process in the all-new 2019 Nissan Altima 2.5-liter engine. (At WCX SAE World Congress Experience this year in Detroit, Nissan presented a paper on the development of and technologies applied in the new 2.5L engine for the Altima, including the mirror... Read more →


A new study carried out by University College Dublin (UCD) academics has found that under typical Irish commuting conditions, the Toyota Prius IV (fourth-generation) hybrid (earlier post) drives in zero emissions mode (ZEV) for significantly more than half (62%) of the time and more than 40% (40.4%) of the distance... Read more →


Manufacturers have been adopting technologies that improve the efficiency of light-duty vehicles and allow them to achieve greater fuel economy. Of all the emerging technologies, gasoline direct injection (GDI) has seen the highest level of adoption among manufacturers, reaching 51% for the 2018 model year, according to the US Department... Read more →


Ford has revealed the new Transit Smart Energy Concept—a one-of-a-kind 10-seater minibus that is helping the company explore solutions for maximizing the energy efficiency and driving range of electrified vehicles. While one survey showed that 40% of Europeans say the next vehicle they buy will likely be electric, the distance... Read more →


The new Audi S6 and S7 models in Europe are making their entrance with a torquey V6 TDI engine. For the first time, Audi has combined an electric-powered compressor (EPC) with a 48-volt primary electrical system. The pairing of an electric compressor with a 48-volt primary electrical system takes the... Read more →


In a paper to be presented this week at WCX SAE World Congress Experience, researchers from KAUST (King Abdullah University of Science & Technology) show that probability of a pre-ignition event relies on (a) the likelihood of precursor generation (from fuel impinging the liner); (b) the likelihood of precursors being... Read more →


The US Department of Energy (DOE) announced up to $59 million for new and innovative advanced vehicle technologies research. Funded through the Office of Energy Efficiency and Renewable Energy, this funding opportunity (DE-FOA-0002014) seeks projects to address priorities in advanced batteries and electric drive systems, energy efficient mobility systems, materials... Read more →


by Michael Sivak. Compared with cars, SUVs consume more energy per vehicle mile. Consequently, SUVs emit more carbon dioxide per vehicle mile than do cars. However, in the United States, the typical occupancy is higher for SUVs than for cars. The issue of interest in this study was the resultant... Read more →


2020 Toyota Yaris Hatchback to debut at New York show; 40 mpg highway

Toyota will introduce the all-new 2020 Yaris Hatchback at the New York International Auto Show this month. The vehicle gets its high appetite for fun and low appetite for fuel from a 1.5-liter inline four-cylinder engine that delivers 106 horsepower. Estimated highway fuel economy is 40 mpg US (5.88 L/100km).... Read more →


A team of engineers has built and tested a radically new kind of airplane wing, assembled from hundreds of tiny identical pieces. The wing can morph to control the plane’s flight, and could provide a significant boost in aircraft production, flight, and maintenance efficiency, the researchers say. Wing is assembled... Read more →


Vehicle fuel economy improvements have slowed globally, according to the latest report from the Global Fuel Economy Initiative (GFEI): Fuel Economy In Major Car Markets: Technology And Policy Drivers 2005-2017. Average new LDV fuel economy (liters gasoline equivalent per 100 km (Lge/100 km) by country or region (2005-17) and new... Read more →


Audi is introducing a new highly efficient turbo engine for the 2019 DTM racing season (touring car racing series). The two-liter four-cylinder power-plant of the Audi RS 5 DTM delivers more than 610 horsepower—100 hp more than its naturally aspirated V8 predecessor. By means of the “push-to-pass” function, the drivers... Read more →


Hyundai Motor announced that the new generation Sonata, scheduled to go on sale later this month, is based on the new third-generation vehicle platform. Hyundai says that the new platform will improve the market competitiveness of Hyundai’s newest Sonata and future vehicle models with greater flexibility for vehicle development—which enhances... Read more →


Eaton announced it is contributing several components to truck manufacturers participating in the U.S. Department of Energy’s (DOE) SuperTruck II program. (Earlier post.) SuperTruck II is a partnership between the DOE, truck manufacturers and equipment suppliers seeking to improve freight efficiency to more than 100% over an equivalent 2009 model,... Read more →


The latest edition of the US Environmental Protection Agency (EPA) annual Automotive Trends Report finds that Model Year (MY) 2017 vehicle fuel economy was 24.9 miles per gallon, slightly higher than MY 2016, and a record high overall. Since MY 2004, fuel economy and CO2 emissions have improved in eleven... Read more →


Ford reports investigation for US emissions certification re: analytical modeling

Ford Motor is investigating possible concerns in its emission testing procedures. Kim Pittel, group vice president, Sustainability, Environment & Safety Engineering, said that in September, employees raised a concern through regarding the analytical modeling that is part of Ford’s US fuel economy and emissions compliance process. Ford said that as... Read more →


Jaguar Land Rover is expanding its Ingenium engine family with a new six-cylinder gasoline engine designed and engineered in-house, and manufactured at its £1-billion Engine Manufacturing Centre (EMC) in Wolverhampton, UK. The 3.0-liter straight six cylinder gasoline engine, which will debut on the Range Rover Sport, is available in 360PS... Read more →


Naval Group and Centrale Nantes have printed the first demonstrator of hollow propeller blades by metal additive manufacturing as part of the European H2020 project, RAMSSES (Realization and Demonstration of Advanced Material Solutions for Sustainable and Efficient Ships). Funded by the European Commission, this collaborative program aims to reduce the... Read more →


EIA’s Annual Energy Outlook 2019 projects continued robust growth in US energy production, emergence of the United States as an energy exporter, and a cleaner S electric power generation mix. For the Transportation sector, EIA projects that energy consumption will decline between 2019 and 2037 (in the Reference case) because... Read more →


If ship hulls were coated with special bo-inspired high-tech air trapping materials, up to 1% of global CO2 emissions could be avoided according to a new study by researchers from the University of Bonn together with colleagues from St. Augustin and Rostock. According to the study, ships could save up... Read more →


Continental’s liquid-cooled 48-volt Eco Drive—a belt-driven starter generator with integrated inverter—supports FCA US’ eTorque mild-hybrid technology in the new Jeep Wrangler. (Earlier post.) Continental’s compact 48-volt Eco Drive with integrated power electronics contributes to the benefits eTorque technology offers, including better fuel economy, improved auto-start response, overall start-stop functionality and... Read more →


Daimler Trucks North America (DTNA) introduced the first SAE Level 2 automated truck in series production in North America with the latest enhancements to the Freightliner new Cascadia. Level 2 automation means the truck is capable of both lateral (steering) and longitudinal (acceleration/deceleration) control. According to NHTSA, 94% of crashes... Read more →


Study finds 12-30% fuel consumption gap between certified and real-world use in China

A team from the Innovation Center for Energy and Transportation (iCET) reports that while average certified fuel consumption (FC) decreased by 15% between 2008 and 2017, real-world FC remained unchanged, resulting in a fuel consumption gap increase from 12% to 30%. The paper is published in the journal Energy Policy.... Read more →


Mercedes-Benz has expanded the powertrain line-up of its new G-Class with an efficient diesel variant. The new G 350 d (fuel consumption, combined: 9.8-9.6 l/100 km; combined CO2 emissions: 259-252 g/km) is equipped with an OM 656 diesel(earlier post). The models will be available to order starting in January 2019... Read more →


Cadillac has launched its new CT6 flagship in China at the Cadillac Arena in Beijing. It offers the newest iteration of Cadillac’s design language featured on the Escala concept. The new-generation CT6 has adopted an all-new powertrain, with innovative technologies that are being applied in China for the first time.... Read more →


Progress on increasing the use of renewable energy and improving energy efficiency is slowing across the European Union, putting at risk the EU’s ability to achieve its energy and emissions reduction targets. Rising energy consumption, particularly in the transport sector, is to blame for the slowdown, according to preliminary data... Read more →


ARPA-E announces $98M in funding for 40 OPEN projects; two opposed-piston engines projects receive $10M total

The US Department of Energy announced $98 million in funding for 40 new projects as part of OPEN 2018, the Advanced Research Projects Agency-Energy’s (ARPA-E) latest open funding opportunity. OPEN solicitations are an open call to scientists and engineers for transformational technologies across the entire scope of ARPA-E’s energy mission.... Read more →


Eaton will supply a TVS (Twin Vortices Series) air pump to manage airflow in the demonstration of the Achates Power two-stroke opposed-piston engine (OP Engine) at the upcoming Internal Combustion Engine Fall Technical Conference in San Diego. The Eaton device for the opposed piston two-stroke device is a scavenging pump,... Read more →


To study the potential benefits of connected and automated vehicles (CAVs), researchers at Oak Ridge National Laboratory developed a simulation framework that analyzes the impact of partial market penetration of CAVs on fuel consumption, travel time and traffic flow in a merging on-ramp scenario under low, medium and heavy traffic... Read more →


Kia Motors and Hyundai Motor plan to introduce solar roof charging technology on selected Hyundai Motor Group vehicles. Electricity-generating solar panels will be incorporated into the roof or the hood of vehicles, and will support internal combustion, hybrid and battery electric vehicles with additional electrical power, increasing fuel efficiency and... Read more →


Berkeley Lab researchers launch projects to apply AI to optimize traffic and reduce pollution

Researchers at the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) have launched two research projects to apply artificial intelligence to self-driving cars to smooth traffic, reduce fuel consumption, and improve air quality predictions. In collaboration with UC Berkeley, Berkeley Lab scientists are using deep reinforcement learning, a computational... Read more →


In a project leveraging computer vision, machine learning, and sensors, Oak Ridge National Laboratory scientists are working with private company GRIDSMART Technologies, Inc. to demonstrate how stop lights can be programmed to improve fuel economy and reduce emissions while facilitating the smooth flow of traffic. (Earlier post.) GRIDSMART traffic cameras... Read more →


CARB affirms that “deemed to comply” applies only to vehicles meeting current federal and California GHG and fuel economy regs

The California Air Resources Board (CARB) yesterday voted to clarify its requirement that automakers must comply with California vehicle standards if they sell vehicles in the state. A provision adopted in 2012 establishes that cars meeting federal standards for model years 2017-2025 are “deemed to comply” with California’s standards. This... Read more →


The Nissan Note e-POWER NISMO S has gone on sale in Japan, offering buyers of the country’s best-selling car more power and sportiness. With a maximum power of 100 kW and 320 N·m of torque, the model is a higher-spec version of the Nissan Note e-POWER NISMO, released in December... Read more →


DOE awards Hyundai $4.95M for work on advanced mixed-mode gasoline engine; Co-Optima

The US Department of Energy (DOE) has awarded Hyundai America Technical Center $4.95 million over three years as part of an $80-million Co-Optima funding round (earlier post) to conduct research and development for an advanced mixed-mode gasoline (spark/compression ignition) engine to attain significant improvements in both fuel economy and CO2... Read more →


Renault Trucks is continuing its research into improving the energy efficiency of diesel trucks. (Earlier post.) With Optifuel Lab 3, the laboratory vehicle developed as part of the FALCON collaborative project, the manufacturer aims to reduce fuel consumption by 13% compared with a standard Renault Trucks T and trailer. Optifuel... Read more →