Nissan introduced a new Rogue SUV for the 2021 model year; for 2022, Nissan is making its best-selling model more powerful, more fuel-efficient and more fun to drive with an all-new, 1.5-liter variable compression (VC) Turbo engine across the Rogue lineup. 2022 Nissan Rogue Mated with a responsive new transmission,... Read more →


Ricardo to optimize in-car climate control systems to extend the range of electric vehicles

Ricardo has received UK Government funding to optimize in-car thermal and energy management systems to improve electric vehicle range and battery performance. This technology innovation should help accelerate consumer adoption of battery electric vehicles, the company said. Partnering with Jaguar Land Rover and using a Jaguar I-PACE as a demonstrator... Read more →


WinGD and HHI-EMD extend collaboration to develop sustainable two-stroke engine technology

Marine engine designer and power system integrator WinGD and engine builder Hyundai Heavy Industries’ Engine Machinery Division (HHI-EMD) will strengthen their collaboration by partnering to develop environmentally sustainable two-stroke engine technology. Under a joint development agreement signed at the Kormarine 2021 exhibition in Busan last month, the two companies will... Read more →


The all-new 2022 Ford Maverick Hybrid pickup—the first standard hybrid pickup in the US—is now officially the most fuel-efficient hybrid pickup with an EPA-estimated rating of 42 mpg city. The 2.5-liter hybrid has an EPA-estimated rating of 37 mpg combined, 33 mpg highway and an EPA-estimated range of more than... Read more →


The enhanced D13 Turbo Compound (D13TC) engine from Volvo Trucks is now standard on all Volvo VNL models, providing enhanced fuel efficiency and reducing overall cost of ownership. In Europe and other key markets, the D13TC engine has exceeded expectations and has proven to be fuel efficient, reliable and popular... Read more →


The technology group Wärtsilä, in cooperation with Silverstream Technologies, will install Silverstream’s proprietary Air Lubrication System, the Silverstream System, on a trial basis on a large container vessel owned by A.P. Moller - Maersk, the world’s largest container vessel operator. The trial will examine possible improvements to the ship’s overall... Read more →


Volkswagen launching refreshed MY 2022 Jetta in US; engine upgrade, IQ.DRIVE For the 2022 model year, Volkswagen of America will launch a refreshed Jetta family with new technology and styling to elevate both the value-oriented Jetta and the sporty Jetta GLI. Despite the shift towards SUVs, cars still account for... Read more →


Biden issues executive order targeting 50% combined BEV, PHEV, FCEV sales share in 2030

President Biden issued an Executive Order (EO) that sets a goal that 50% of all new vehicles sold in 2030 zero-emissions vehicles, including battery electric, plug-in hybrid electric, or fuel-cell-electric vehicles. The EO also directs the EPA to begin working on a rulemaking to establish new new multi-pollutant emissions standards,... Read more →


NHTSA to propose new fuel economy standards soon; 8% increase per year for MY 2024-2026

The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) announced that it will soon propose robust new fuel economy standards. The new standards would increase fuel efficiency 8% annually for model years 2024-2026 and increase the estimated fleetwide average by 12 miles per gallon for model year 2026,... Read more →


Gentherm, a developer of innovative thermal management technologies (earlier post), has received its first production vehicle award for its ClimateSense technology on an all-new 2024 model year electric vehicle with a global automaker. ClimateSense is Gentherm’s proprietary microclimate solution comprising advanced thermal products, integrated electronics, embedded software and a thermo-physiology... Read more →


Alfa Laval acquires minority stake in an ship air lubrication technology company

Alfa Laval, a world leader in heat transfer, centrifugal separation and fluid handling, has acquired a minority stake in the Netherlands-based technology company Marine Performance Systems (MPS). MPS’ air lubrication technology (FluidicAL) significantly reduces ships’ friction when sailing, resulting in fuel savings. The patented solution can be installed on vessels... Read more →


The pistons unit of the technology group Rheinmetall expects to win a significant order for piston systems from a major international automaker. A letter of intent on the development and production of customized aluminum pistons has been signed with a well-known carmaker; together with the piston ring and piston pin,... Read more →


Researchers at the University of Bath have developed a graphene oxide (GO)/polyvinyl alcohol (PVA) aerogel (GPA) weighing just 2.1 kg m-3—making it the lightest sound insulation ever manufactured. Over the 400–2500 Hz range, the reported average sound absorption coefficients are as high as 0.79, while the average sound transmission losses... Read more →


Using wind tunnel measurements and computational fluid dynamics simulations, Lawrence Livermore National Laboratory (LLNL) engineers have demonstrated that aerodynamically integrated vehicle shapes decrease body-axis drag in a crosswind, creating large negative front pressures that effectively “pull” the vehicle forward against the wind, much like a sailboat. An open-access paper on... Read more →


Tula study shows electrified DSF for LDV mild hybrid diesels reduces CO2 emissions by up to 11%

Tula Technology, Inc., a leader in propulsion efficiency, will release the findings of a recent simulation study to evaluate the efficacy of its newest technology at the FEV Powertrain Conference. The study validated that Tula’s Dynamic Skip Fire (DSF) developed for mild-hybrid diesel vehicles reduced CO2 emissions in a 2.3... Read more →


A team at Chalmers University (Sweden) has tested blends of OME3-5, HVO and RME in a light- and heavy-duty CI engine. For the study, which is published in an open-access paper in the journal Fuel, OME3-5 was blended with hydrotreated vegetable oil (HVO), rapeseed methyl ester (RME) and the C8-alcohol... Read more →


GE Aviation and Safran launched a technology development program targeting more than 20% lower fuel consumption and CO2 emissions compared to today’s engines. The CFM RISE (Revolutionary Innovation for Sustainable Engines) program will demonstrate and mature a range of new, disruptive technologies for future engines that could enter service by... Read more →


Norsepower Oy Ltd., the leading global provider of auxiliary wind propulsion systems, announced the installation of five tilting Rotor Sails (earlier post) on board a new-build Very Large Ore Carrier (VLOC) chartered by Vale, the Brazilian mining company. The Norsepower Rotor Sail Solution is a modernized version of the Flettner... Read more →


Rolls-Royce has officially unveiled the Pearl 10X, the third and most powerful member of its market-leading Pearl engine family for the business aviation market. The engine has been optimized to power exclusively Dassault’s new flagship aircraft, the Falcon 10X, which was revealed during a digital ceremony at Le Bourget airport... Read more →


Cummins Inc. announced that the latest B6.7 Performance Series engine in Europe—used in agriculture, mining and construction applications—not only meets EU Stage V, delivering near-zero emission levels of NOx and PM, but it also features stop-start capability which can help operators further reduce running costs, as well as their environmental... Read more →


The lower the frictional resistance of an aircraft in the air, the lower its fuel consumption. Using nature as a role model, the aviation industry has been intensively researching ways to reduce aerodynamic drag for many years. Now Lufthansa Technik and BASF have made a breakthrough as part of a... Read more →


Argonne National Laboratory is helping Caterpillar improve efficiency and reduce emissions in their heavy-duty diesel engines. Heavy-duty diesel engines still power most large vehicles used in the construction, mining and transportation industries in the United States. Engineers are working to improve the fuel efficiency of these engines while minimizing pollution... Read more →


Tula Technology, Inc., the developer of Dynamic Skip Fire (DSF) and diesel DSF cylinder deactivation technology for combustion engines, reported at the International Vienna Motor Symposium that its product Dynamic Motor Drive (DMD) (earlier post) mitigates efficiency losses of electric motors while significantly reducing reliance on rare-earth materials. DMD’s application... Read more →


NHTSA proposes to withdraw its portions of Trump SAFE rule; enabling states to set GHG standards and ZEV mandates

The US National Highway Traffic Safety Administration (NHTSA) has proposed to withdraw its portions of the Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule issued under the Trump Administration (earlier post), which, among other things, sought to preempt states, including California, from issuing their own greenhouse gas emissions standards and zero-emissions vehicle... Read more →


Cummins Inc. and Tula Technology, Inc., a leader in propulsion efficiency, announced at SAE International’s WCX the results of their collaborative study on the effectiveness of Tula’s diesel Dynamic Skip Fire (dDSF) in reducing nitrogen oxides (NOx) and carbon dioxide (CO2) emissions on a Cummins X15 HD Efficiency Series diesel... Read more →


A team at Oak Ridge National Laboratory (ORNL) has achieved diesel-like efficiency in a single-cylinder spark-ignition (SI) research engine while maintaining compatibility with stoichiometric 3-way catalyst (TWC) systems. A paper on their work is published in the International Journal of Engine Research. The ORNL team conducted engine experiments with both... Read more →


Rolls-Royce has officially started building the world’s largest aero-engine, UltraFan. Work on the first module is underway at the DemoWorks facility in Derby, UK, and the demonstrator engine, which has a fan diameter of 140 inches, will be completed by the end of the year. Artist’s impression of the UltraFan... Read more →


DOE awards $5M to Achates Power to develop next-generation medium-duty opposed-piston engine for commercial vehicles

Achates Power was awarded a $5-million cooperative agreement from the US Department of Energy in 2020 for a new two-cylinder prototype demonstration and concept design of a next-generation medium-duty commercial vehicle opposed-piston engine. This new project will create and test designs that increase fuel efficiency and minimize the criteria emissions... Read more →


Preliminary data in EPA’s 2020 Automotive Trends Report shows average fuel economy for model year 2020 light-duty vehicles increased to 25.7 miles per gallon (MPG). If this preliminary data holds, that will be a new record high for average new light-duty vehicle fuel economy. The period from 1975–1987 was marked... Read more →


SwRI receives $5.25M ARPA-E award for NEXTCAR technology

The US Department of Energy Advanced Research Projects Agency - Energy (ARPA-E) awarded a three-year, $5.25-million contract to Southwest Research Institute (SwRI) to continue developing connected and automated vehicle (CAV) technologies to help passenger vehicles operate more efficiently and reduce energy consumption and carbon emissions. (Earlier post.) The project is... Read more →


ARPA-E awards $18M to 4 teams to optimize vehicle performance and efficiency; NEXTCAR Phase II

The US Department of Energy Advanced Research Projects Agency - Energy (ARPA-E) is awarding $18 million in funding to four projects that will help passenger vehicles operate more efficiently. This funding is part of Phase II of the Advanced Research Projects Agency-Energy’s (ARPA-E) Next-Generation Energy Technologies for Connected and Automated... Read more →


UMD collaborative study finds that fuel efficiency of one car in household may be cancelled out by next car purchase

A recent collaborative study led by researchers from the University of Maryland (UMD) College of Agriculture and Natural Resources found that consumers tend to buy something less fuel efficient than they normally would for their second car after buying an eco-friendly vehicle. While this sounds like an all-too-logical conclusion, the... Read more →


Deltamarin introduced the new LNG-powered Kielmax container vessel of the C.Delta series, C.Delta2100. This new design is based on extensive research and development work to establish the best-in-class design in terms of cargo capacity, flexibility and fuel economy, as well as the proven performance of the built Polar Code C.Delta2150... Read more →


Virginia Legislature passes Clean Car Standards bill; to Governor for signing

At the end of last week, the Virginia State Senate passed HB 1965, which directs the State Air Pollution Control Board to implement a low-emissions and zero-emissions vehicle program for motor vehicles with a model year of 2025 and later. With this rule, Virginia joins 14 other states and the... Read more →


ZF Group has received several large-scale orders worth several billion euros from North American vehicle manufacturers for its automatic 8-speed PowerLine transmission—including the largest individual commercial-vehicle-related order in company history. In 2023, production will start in Gray Court, South Carolina. ZF consequently is expanding its transmission plant, investing more than... Read more →


SAKOR Technologies Inc., a leader in the area of high-performance dynamometer systems, recently provided a performance test stand for validating designs for new hydraulic variable timing cam phaser systems for a major international provider of powertrain components. The cam phaser test stand will be used for research and development on... Read more →


by Michael Sivak, Sivak Applied Research. This is the latest of my occasional updates on long-term trends in U.S. vehicle fuel economy. Specifically, this study examines actual fuel economy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2019. (My previous update included data through 2017.)... Read more →


Norsepower Oy Ltd., the leading global provider of auxiliary wind propulsion systems, announced its first newbuild order—the installation of a record five tilting Rotor Sails (earlier post) on board a large bulk carrier. The agreement marks the first installation of Norsepower’s innovative Rotor Sails on a bulk carrier, demonstrating the... Read more →


Achates Power’s innovative 3-cylinder, 10.6L opposed-piston heavy-duty diesel engine has achieved performance results that comply with pending 2027 requirements of the US Environmental Protection Agency (EPA) and California to reduce sharply emissions of nitrogen oxides (NOx). Engine and aftertreatment system development and performance assessments were conducted at the Achates Power... Read more →


Tula Technology hits milestone of 1M vehicles produced with Dynamic Skip Fire

Tula Technology, Inc., a tech leader in improving propulsion efficiency and reducing emissions in passenger cars and commercial vehicles, announced that the one-millionth vehicle utilizing its award-winning Dynamic Skip Fire (DSF) technology (earlier post) was produced in November 2020. Unlike cylinder deactivation strategies that shut off a fixed number of... Read more →


BYD debuts DM-i PHEV technology and 1.5L Xiaoyun Engine; 43% BTE

BYD launched its DM-i hybrid technology alongside the official announcement of the high efficiency version of the 1.5L Xiaoyun engine, which is dedicated for plug-in hybrid vehicles (PHEVs). After defining new performance standards for PHEVs with its DM-p technology, BYD is prioritizing ultra-efficient fuel consumption with the DM-i technology. The... Read more →


IAV and Louisenthal, a technology leader in the production of security foils and papers for banknotes, have developed an energy-efficient heating concept for electric vehicles that requires considerably less energy while increasing comfort for drivers and passengers. This increases cruising range by up to 6%. At the heart of the... Read more →


Scientists at Argonne National Laboratory have used the Advanced Photon Source (APS), a DOE Office of Science User Facility located at Argonne, to generate the first 3D images of the fluid flow inside a steel fuel injector nozzle. The high-speed 3D visualization will help engine manufacturers and suppliers improve the... Read more →


To complement its work on real-world emissions in Europe, TRUE has compiled remote sensing data from the states of Colorado and Virginia and the University of Denver to investigate the emissions of US light-duty vehicles. FIA Foundation and the International Council on Clean Transportation (ICCT) established The Real Urban Emissions... Read more →


The technology group Wärtsilä has signed a Memorandum of Understanding (MoU) tied to a License and Cooperation agreement with UK-based Anemoi Marine Technologies for the future sales and servicing of Rotor Sail solutions to the shipping industry. Rotor Sails, also referred to as Flettner Rotors, are vertical cylinders which, when... Read more →


Cargill and BAR Technologies bringing wind propulsion to bulk cargo ships

Cargill and BAR Technologies have embarked on a strategic project with naval architect Deltamarin to bring cutting edge wind propulsion technology to commercial shipping. The project will see BAR Technology’s WindWings—large, solid wing sails that measure up to 45 meters in height—fitted to the deck of bulk cargo ships to... Read more →


CALSTART survey finds Tier-1 suppliers want stronger post-2026 fuel economy targets

The third installment of a CALSTART-commissioned survey of Tier-1 US automotive suppliers found that a majority (62%) of the suppliers responding to the survey disagreed with the Trump administration’s rollback of national fuel economy standards. Only 15% of respondents agreed with the rollback, and the rest were undecided. The same... Read more →


Traxen, a metro Detroit-based technology, launched its intelligent adaptive cruise control system, iQ-Cruise, for traditional and electric commercial vehicles. The system will be available to both commercial vehicle aftermarket and OE customers. Through the use of artificial intelligence (AI), advanced algorithms and sensors, iQ-Cruise can reduce fuel consumption by an... Read more →


DOE issues RFI in support of medium- and heavy-duty truck research and development

The US Department of Energy’s (DOE’s) Office of Energy Efficiency and Renewable Energy (EERE) is announcing a request for information (RFI) from industry, academia, research laboratories, government agencies, and other stakeholders on issues related to medium- and heavy-duty freight trucking. (DE-FOA-0002372) Affordable freight movement is essential for the nation’s economy.... Read more →


A team led by Southwest Research Institute has applied connectivity and automation to achieve a 20% improvement in efficiency on a 2017 Toyota Prius Prime. Working with collaborators at the University of Michigan and Toyota Motor North America, the team is sponsored by the Advanced Research Projects Agency – Energy... Read more →