Toyota has unveiled the all-new third-generation 2023 Sequoia full-size SUV. All 2023 Sequoias will feature the powerful twin-turbo V6 hybrid i-FORCE MAX powertrain. First unveiled on Tundra, this exceptional hybrid produces 437 horsepower and 583 lb.-ft. of torque. (Earlier post.) 2023 Toyota Sequoia Limited The powertrain features a motor generator... Read more →


25 The technology group Wärtsilä has received its first order for newbuild methanol-fueled engines. A new Offshore Wind Installation Vessel (WIV) being built for Dutch contracting company Van Oord at Yantai CIMC Raffles shipyard in China will be powered by five Wärtsilä 32 engines capable of operating with methanol. A... Read more →


CARB certifies ROUSH CleanTech’s Gen 5 propane engine for Blue Bird school buses to ultra-low NOx standards

ROUSH CleanTech is the first original equipment manufacturer to receive California Air Resources Board’s (CARB’s) 0.02 grams per brake horsepower-hour certification for 2022 model year vehicles. The optional ultra-low CARB certification is 90% cleaner than current emissions standards for nitrogen oxides. The new engine certification covers ROUSH CleanTech Gen 5... Read more →


Cummins completes 50% acquisition of Momentum Fuel Technologies; JV to focus on natural gas solutions

Cummins Inc. and Rush Enterprises, Inc. have closed on Cummins’ acquisition of 50% equity interest in Momentum Fuel Technologies from Rush Enterprises. (Earlier post.) The joint venture between Rush Enterprises and Cummins will seek to enhance production of near-zero emissions natural gas powertrains by manufacturing Cummins-branded natural gas fuel delivery... Read more →


Lexus will debut the NX PHEV OFFROAD Concept and hydrogen-engined ROV (Recreational Off highway Vehicle) Concept at the Tokyo Auto Salon 2022 held at Makuhari Messe (Chiba City) this weekend. The NX PHEV OFFROAD Concept is based on Lexus’ first PHEV model that went on sale in November 2021, the... Read more →


China Yuchai International, a leading manufacturer and distributor of engines for on- and off-road applications in China through its main operating subsidiary, Guangxi Yuchai Machinery Company Limited (GYMCL), announced that the company’s YCK05 hydrogen-powered engine achieved stable ignition and operation in a recent demonstration at the Beijing Institute of Technology.... Read more →


Sumitomo Corporation will launch a full-scale project to design and develop an ammonia-fueled dry bulk carrier jointly with Oshima Shipbuilding Co., Ltd. The ship is expected to be 229m in length, with a beam of 32m and deadweight of 80,0000-81,000MT. Speed is to be 14.3 knots. A dry bulk carrier... Read more →


McMaster team reviews progress on hybrid-specific engine technologies

A team from McMaster University in Canada has published a comprehensive review of recent progress in low-temperature combustion (LTC), alternative fuels (AF), over-expansion Atkinson cycle, and waste heat recovery (WHR) techniques as applied to hybrid-specific engines. Their open-access paper is published in the journal Energy Reports. As a midterm technology... Read more →


INNIO Waukesha Gas Engines has been selected to receive more than $2.2 million in funding from the US Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E). The funding is part of ARPA-E’s “Reducing Emissions of Methane Every Day of the Year” (REMEDY) program that was unveiled earlier this year (earlier... Read more →


Rolls-Royce developing methanol-fueled mtu engines for shipping

Rolls-Royce is focusing on methanol as a fuel for climate-friendly shipping; Rolls-Royce business unit Power Systems is currently developing mtu engines for use with methanol. The new high-speed four-stroke engines, which are based on proven mtu technologies, are planned to be available to customers as soon as possible for use... Read more →


Transient Plasma Systems Inc. (TPS), which develops and markets nanosecond pulsed-power systems that unlock the potential of low-temperature plasma to be used in a variety of applications, says that it has made significant advances in its ignition technology, including development milestones in control software, plug configuration, and cost reduction, narrowing... Read more →


CARB approves updated regulations requiring most new small off-road engines be zero emission by 2024

The California Air Resources Board approved a measure that will require most newly manufactured small off-road engines (SORE) such as those found in leaf blowers, lawn mowers and other equipment be zero emission starting in 2024. Portable generators, including those in recreational vehicles, would be required to meet more stringent... Read more →


CARB adopts “smog-check” regulation for heavy-duty trucks and buses

The California Air Resources Board approved a smog-check regulation for medium- and heavy-duty trucks and buses. While these heavy-duty vehicles with a gross vehicle weight rating (GVWR) greater than 14,000 pounds comprise only 3% of all vehicles on California roads, they are responsible for more than 50% of nitrogen oxides... Read more →


Maersk has introduced the design of its eight groundbreaking and industry-leading 16,000 TEU container vessels powered by carbon-neutral methanol. Unique to the industry, this design allows a 20% improved energy efficiency per transported container, when comparing to the industry average for vessels in this size. The entire series is expected... Read more →


CARB settles with American Honda Motor for $6.9M for violations of air quality regulations on small off-road engines

The California Air Resources Board (CARB) reached a settlement agreement with American Honda Motor Corporation, Inc. (Honda) of Torrance, California for $6.9 million for violations of CARB’s air quality regulations. This is the second enforcement action against Honda in the past two years. In 2019, CARB testing revealed several small... Read more →


Cummins high horsepower diesel generator sets now approved for use with hydrotreated vegetable oil fuel

Cummins Inc. announced approval of its entire line of diesel generator sets for use with paraffinic fuels (EN15940), including hydrotreated vegetable oil (HVO), when used in standby applications. This announcement comes as part of Cummins overall commitment to develop innovative solutions that enable decarbonization, and proactively advance the company’s current... Read more →


Power management company Eaton’s Vehicle Group has demonstrated cylinder deactivation (CDA) as an effective technology for meeting future global emissions requirements for diesel-engine powered commercial vehicles. To date, the technology has been evaluated with a close-coupled selective catalytic reduction (SCR) aftertreatment system with and without a 48-volt electric heater. New... Read more →


Lexus revealed a new ROV (Recreational Off-highway Vehicle) Concept, a hydrogen-engined vehicle offering near zero-emissions driving combined with extreme off-road capability. It reflects a commitment by Lexus to ensure exhilarating driving can co-exist with a carbon-free society centered on responsible mobility. While tackling its carbon neutrality goals, Lexus is passionate... Read more →


Toyota showcased its experimental hydrogen-powered combustion engine technology in the multiple award-winning GR Yaris. The hydrogen fuel, fuel tanks and refueling process of the experimental vehicle are the same as found in the Mirai, Toyota’s commercially available flagship fuel cell electric vehicle. 2022 GR Yaris Hydrogen While the Mirai employs... Read more →


DOE awards $35M to 12 ARPA-E projects to reduce methane emissions; 5 on natural gas engines

The US Department of Energy (DOE) announced $35 million in funding for twelve projects focused on developing technologies to reduce methane emissions in the oil, gas, and coal industries. DOE’s Advanced Research Projects Agency–Energy (ARPA-E) Reducing Emissions of Methane Every Day of the Year (REMEDY) program (earlier post) was unveiled... Read more →


Initial findings from a world-first study of the impact of 100% sustainable aviation fuel (SAF) on both engines of a commercial jet have provided promising early results, according to the participants. The ECLIF3 study (Emission and Climate Impact of Alternative Fuels) (earlier post), involving Airbus, Rolls-Royce, German research center DLR... Read more →


The technology group Wärtsilä, together with class society RINA, ABB, Helbio (a subsidiary of Metacon AB), the Liberian Registry, and an energy major have joined forces in an effort to deliver a solution with hydrogen as fuel. The aim is to have a scalable and sustainable solution that will exceed... Read more →


Ford has revealed the next-generation Ranger mid-size pickup truck. Order books for next-generation Ranger will open in Europe in late 2022 for customer delivery in early 2023. The current Ranger is Europe’s pick-up segment leader and recently set a new September year-to-date sales record of 45,539 units, with market share... Read more →


Swiss engine designer WinGD, a leading developer of two-stroke low-speed gas and diesel engines used for propulsion power in merchant shipping, said that its engines will be able to run on methanol and ammonia from 2024 and 2025 respectively. WinGD’s multi-fuel solutions will be based on its well-established diesel-fueled X... Read more →


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 →


The technology group Wärtsilä will commercially launch its Two-Stroke Future Fuels Conversion platform during the first quarter of 2022. This innovative and patented engine combustion technology platform will enable the fast and cost-effective conversion of two-stroke main engines to operate on clean-burning future fuels. This is seen as a major... Read more →


Kawasaki Heavy Industries, Ltd., Subaru Corporation, Toyota Motor Corporation, Mazda Motor Corporation, and Yamaha Motor Co., Ltd. jointly announced that, toward the achievement of carbon neutrality, they will take on the challenge of expanding fuel options through the use of internal combustion engines at the (three-hour) Super Taikyu Race in... Read more →


Geely Holding Group’s commercial vehicle brand, Farizon Auto, unveiled its next-generation smart new energy semi-truck, the Homtruck, with production and first deliveries planned for early 2024. The Homtruck focuses on efficiency, driver and pedestrian safety, and offers breakthroughs in sustainable powertrains. The Homtruck’s architecture can carry a number of powertrain... 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 →


MAN gas engines enable hydrogen use in power plants at up to 25% by volume

MAN Energy Solutions a{announced} that its gas-powered, four-stroke engines are “H2-ready” and operable in stationary mode with a hydrogen content of up to 25% by volume in a gas-fuel mix. As such, within the power-plant segment, the company’s MAN 35/44G TS, 51/60G and 51/60G TS gas engines are now designated... Read more →


Oak Ridge National Laboratory researchers have additively manufactured (3D-printed) a lightweight aluminum alloy and demonstrated its ability to resist creep or deformation at 300 ˚Celsius. Materials that can perform under high pressure, high temperature environments are needed for automotive, aerospace, defense and space applications. The alloy, which combines aluminum with... Read more →


DOE awarding $71M to 20 RD&D projects to cut GHG emissions, expand EV infrastructure; $5M to Achates for opposed-piston 2-stroke hybrid

The US Department of Energy (DOE) is awarding $71 million to 20 research, development, and demonstration (RD&D) projects with industry, academia, and non-profits including Clean Cities Coalitions for the creation of solutions to reduce greenhouse gas emissions for on- and off-road vehicles and to accelerate the expansion of EV infrastructure... Read more →


Ames-led computational study opens door to designing strength and ductility into high-entropy alloys

Computational materials science experts at the US Department of Energy’s Ames Laboratory and their collaborators at Texas A&M and Tomsk State University in Russia have identified the source of and the way to tune the strength and ductility of high-entropy alloys (HEAs). The discovery may help the power-generation and aviation... Read more →


ClearFlame Engine Technologies secures $17M in Series A financing

ClearFlame Engine Technologies, a startup developing net-zero engine technology (earlier post), has secured $17 million in Series A financing, which will enable commercialization of the company’s innovative engine technology for the long-haul trucking, agriculture and power generation sectors. The financing was led by Breakthrough Energy Ventures with participation from Mercuria,... Read more →


Royal Caribbean Group’s new class of ships known as ‘Project Evolution’, set to debut in summer 2023, will operate using a trio of power sources including a fuel cell system, battery technology and dual fuel engines using liquefied natural gas (LNG) as the main fuel. This tribrid solution with the... Read more →


Hydra Energy, the Hydrogen-as-a-Service (HaaS) provider for commercial fleets looking to reduce emissions and costs with limited risk and no up-front investment (earlier post), has delivered its first hydrogen-converted, heavy-duty truck to paying fleet customer Lodgewood Enterprises. Hydra offers a proven hydrogen-diesel, co-combustion retrofit approach; the retrofitted engines can run... Read more →


China Yuchai forms joint venture in Beijing to develop fuel cell powertrain systems

China Yuchai International, a leading manufacturer and distributor of engines for on- and off-road applications in China through its main operating subsidiary, Guangxi Yuchai Machinery Company Limited (GYMCL), announced that its subsidiary Yuchai Xin-Lan New Energy Power Technology Co., Ltd. (Yuchai Xin-Lan) has entered into a cooperation agreement to further... Read more →


Rolls-Royce, working with Boeing and World Energy, has carried out a successful test flight of its 747 Flying Testbed aircraft using 100% Sustainable Aviation Fuel (SAF) on a Trent 1000 engine. The aircraft flew from Tucson airport in Arizona, passing over New Mexico and Texas, with a Trent 1000 engine... Read more →


Volkswagen has continued to evolve its small displacement turbocharging technology with each new engine generation. Volkswagen’s workhorse engine family—the four-cylinder EA888—is applied in much of the product portfolio—as well as that of many of the company’s subsidiary brands—in varying displacements and specifications. In 2022, the fourth evolution of the EA888... Read more →


Toyota Motor Manufacturing, Alabama (TMMAL) held an event to mark the first of Toyota’s latest engine products for the all-new 2022 Tundra (earlier post) to come off the production line. These new engines, a hybrid electric powered twin-turbo V6 engine and the gas-powered twin-turbo V6 engine, usher in the next... Read more →


Rolls-Royce is further developing its mtu gas engine portfolio for power generation and cogeneration to run on hydrogen as a fuel and thus enable a climate-neutral energy supply. Already today, gensets powered by mtu Series 500 and Series 4000 gas engines can be operated with a gas blending of 10%... Read more →


Cummins Inc. will bring to market a 15-liter natural gas engine for heavy-duty trucks. The 15-liter natural gas engine is an important part of Cummins strategy for its path to zero emissions. The strategy focuses on new powertrains including advanced diesel, natural gas, hydrogen engines, hybrids, battery electric, and fuel... Read more →


Cummins collaborating across autonomous vehicle system providers to offer leading powertrain solutions

Cummins will be launching a set of software features to integrate its powertrains with Automated Driving System (ADS) technologies from different providers. Cummins delivers powertrains that provide leading performance and fuel economy through the integration of hardware and software. With these new software features, Cummins will extend these core capabilities... Read more →


Wärtsilä and Eidesvik Offshore to partner on converting ship to ammonia-fueled engine

The technology group Wärtsilä and Norwegian ship owner Eidesvik Offshore ASA have signed a cooperation agreement aimed at converting an offshore supply vessel (OSV) to operate with an ammonia-fueled combustion engine with required fuel supply and safety system. This project will be the first of its kind and has a... Read more →


Rolls-Royce has signed a Memorandum of Understanding (MOU) with the Ministry for Economic Affairs, Labor and Energy Brandenburg (MWAE) and the German Federal Ministry for Economic Affairs and Energy (BMWi) to advance the research and development of hybrid-electric propulsion systems in Brandenburg for the next generation of aviation. The partners... 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 →


Mazda expanding SUV lineup from 2022 on; electrification of all models by 2030; rotary engine as generator

In Hiroshima, Mazda Motor Corporation announced plans to expand its SUV lineup globally starting from 2022. The new models will include the Mazda CX-50 to be produced in its new US plant, as well as models in our Large Product group, including the Mazda CX-60, Mazda CX-70, Mazda CX-80 and... Read more →


Wärtsilä and the Korean shipbuilding company Samsung Heavy Industries (SHI) have signed a joint development program (JDP) agreement aimed at developing ammonia-fueled vessels with 4-stroke auxiliary engines available for future newbuild projects. Both parties recognise the importance of future carbon-free fuels in the marine industry’s drive towards decarbonization. The agreement... Read more →


Embark collaborating with Cummins, ZF on powertrain and steering controls for self-driving trucks

Embark Trucks, a developer of autonomous technology for the trucking industry, is collaborating with Cummins to accelerate the integration of next-generation truck components and controls in self-driving trucks. Under this collaboration, Embark is testing Cummins’ automated driving system (ADS) powertrain interface to manage powertrain operations. The integration of the platform-agnostic... Read more →