Researchers from the University of Central Florida and the US Naval Research Laboratory have discovered an experimental configuration and flow conditions that generate a stabilized oblique detonation—a phenomenon that has the potential to revolutionize high-speed propulsion of the future. An open-access paper on their work is published in Proceedings of... Read more →


DARPA recently awarded contracts for the first phase of the Demonstration Rocket for Agile Cislunar Operations (DRACO) program. The goal of the DRACO program is to demonstrate a nuclear thermal propulsion (NTP) system above low Earth orbit in 2025. The three prime contractors are General Atomics, Blue Origin, and Lockheed... Read more →


DOE selects four projects to move co-optimized biofuels and combustion engines closer to market

The US Department of Energy (DOE) selected four projects totaling $1 million to conduct advanced applied research and development concerning the interaction between promising biofuels and combustion engines. The projects will leverage a range of National Laboratory capabilities as part of the Co-Optimization of Fuels & Engines (Co-Optima) initiative, and... 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 →


A report released this week highlights the most significant breakthroughs of the last year in the US Department of Energy’s (DOE) Co-Optimization of Fuels & Engines (Co-Optima) initiative, with details on findings that could translate into significant greenhouse gas (GHG) and tailpipe emissions reductions. Co-Optima researchers are focused on identifying... 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 →


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 →


Ricardo has developed a hydrogen-fueled research engine which could offer a renewable, economic and durable technology solution to accelerate zero-carbon emissions in heavy duty trucks, off-highway machines and marine vessels. Ricardo will be testing the prototype at the engine development facility at the University of Brighton—the company’s long-term combustion engine... Read more →


Plus (formerly Plus.ai), a leading company in self-driving truck technology, announced a new initiative with global engine manufacturer Cummins to develop the industry’s first driver-in, supervised autonomous trucks powered by natural gas. The compressed natural gas engines provided by Cummins have been certified to near-zero emissions, reducing smog-forming emissions by... Read more →


For the past six years, Argonne researchers have collaborated with Cummins, an engine design and manufacturing company, and software developer Convergent Science, Inc., to create predictive engine simulations using the laboratory’s high-performance computing tools. Now, they’re extending their partnership for three more years, and adding new collaborators and capabilities to... Read more →


Wärtsilä joins €7.9M project to develop clean marine and off-road transport solutions; RCCI in medium-speed engine

The technology group Wärtsilä is participating in a consortium of Finnish research organisations and leading companies researching means for developing radical new solutions for clean and efficient marine and off-road transport. The project is expected to run until spring 2023, and has been granted funding of €7.9 million by Business... Read more →


Toyota Motor Corporation is developing a hydrogen combustion engine in an effort to move toward a carbon-neutral mobility society. It has installed the engine—a 1.6L in-line three-cylinder turbo with intercooler—on a racing vehicle based on Toyota’s Corolla Hatchback, which it will enter in competition under the ORC ROOKIE Racing banner.... Read more →


SoCalGas to convert 200 new F-250 trucks with Landi Renzo systems to run on renewable natural gas

Southern California Gas Co. (SoCalGas) will convert 200 new Ford F-250 service pickup trucks to run on renewable natural gas (RNG). The service trucks will be outfitted with the newest Landi Renzo Eco Ready equipment, a California Air Resource Board (CARB)-certified ultra-low emissions vehicle system. Equipping these 200 service vehicles... Read more →


DOE to award up to $100M for SuperTruck3 and $62.75M for Low-GHG Vehicles Technology funding opportunities

The US Department of Energy (DOE) announced two funding opportunities totaling more than $162 million to improve efficiency and reduce carbon emissions among cars, trucks, and off-road vehicles. The funding will support the next stage of the SuperTruck initiatives—aimed at electrifying freight trucking—along with efforts to expand electric vehicle (EV)... Read more →


Motor and controller company Aeristech closes $7M private placement; SAIC participation

UK-based Aeristech, a developer of high-speed electric motor and controller technology (earlier post), closed a £5.15-million (US$7-million) private funding round led by investors Sabien Technology, Vela Technologies and SAIC Venture Capital, the venture capital arm of China-based automaker SAIC Motor. The funding round will supercharge the company’s investment in its... Read more →


Hyundai’s 2022 Tucson, with its all-new design, will begin arriving in the US market this spring (gasoline and hybrid models), with plug-in models available in summer 2021. The new 2022 Tucson internal combustion models will be produced at Hyundai Motor Manufacturing Alabama (HMMA) and Ulsan, Korea. The new Tucson for... 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 →


MAN Energy Solutions has begun the ‘AmmoniaMot’ project. Initiated by MAN with partners from industry and research institutes, it aims to define the steps necessary to produce a dual-fuel, medium-speed engine capable of running on diesel-fuel and ammonia. Supported by the German Federal Ministry of Economics and Technology (BMWi), and... Read more →


ARPA-E announces $35M for technologies to reduce methane emissions

ARPA-E announced up to $35 million for a new program focused on developing technologies to reduce methane emissions in the oil, gas, and coal industries: “Reducing Emissions of Methane Every Day of the Year” (REMEDY) (DE-FOA-0002504). The REMEDY program seeks highly replicable system-level technical solutions that achieve an overall methane... 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 →


California Assemblymembers introduce bill phasing out gasoline-fueled small off-road engines

California Assemblymembers Marc Berman (D-Menlo Park) and Lorena Gonzalez (D-San Diego) introduced legislation to phase out the sale of new gas-powered small off-road engines (SORE), which are primarily used in lawn and garden equipment, including leaf blowers, lawn mowers, and other outdoor power equipment. AB 1346 would require new sales... Read more →


Libertine FPE, the creator of Smart Engine control technology for free piston engine (FPE) generators, has secured £2.6 million (US$3.6 million) in Innovate UK funding to advance development of its range-extender concept for heavy-duty applications. Libertine says that free-piston range-extender engines can offer the efficiency of fuel cells, the durability... Read more →


The technology group Rheinmetall AG has won a follow-up order from a well-known German carmaker to produce aluminum engine blocks with a total value of more than €100 million. Full-scale production is planned to begin in 2023. The lifetime of the contract extends beyond 2030. Rheinmetall has been supplying the... Read more →


The flagship project MethanQuest was launched in September 2018, and on it a total of 29 partners from research, industry and the energy sector have come together to work on processes for producing hydrogen and methane from renewables and for using them to achieve climate-neutral mobility and power generation. The... Read more →


Westport Fuel Systems Inc. announced co-investment with its Tier 1 global injector manufacturing partner to expand their production facility in Yantai, China to supply jointly developed and proprietary fuel injectors to the growing global market for HPDI 2.0 (High Pressure Direct Injection 2.0). HPDI 2.0 is a fully OEM-integrated system... 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 →


Hino to use Cummins engines in MD and HD trucks for North America; shifting resources to Project Z BEV development

Hino Trucks intends to produce medium- and heavy-duty Hino trucks with Cummins engines for sale in North America. Hino intends to offer Cummins B6.7 and L9 engines in Hino’s L and XL Series models by the end of 2021. Hino plans to redirect engineering and other resources to accelerate the... Read more →


Westport Fuel Systems successfully completes initial startup and testing on hydrogen-fueled internal combustion engine; H2-HPDI

Westport Fuel Systems announced the successful startup and initial trials of a heavy-duty internal combustion engine running on hydrogen fuel, using its patented and proprietary High Pressure Direct Injection (HPDI) 2.0 System. (Earlier post.) We believe H2-HPDI could be extremely compelling, with near-zero greenhouse gas emissions and much lower cost... Read more →


Cummins Inc. and Cummins Westport Inc. announced that the ISX12N+Endurant HD N powertrain from its Integrated power portfolio is now available for heavy-duty customers, delivering a fully integrated natural gas powertrain. The combination of the ISX12N near zero natural gas engine and the Endurant HD N 12-speed automated transmission from... Read more →


Study shows alkanes can rapidly acquire oxygen atoms in a free radical chain reaction; significant for fuel combustion and air pollution

An international team of researchers has shown that alkanes participate extensively in autoxidation reactions with oxygen molecules. The discovery, which overturns current chemical wisdom, has implications for air quality prediction and efficient fuel combustion in engines. An open-access paper on the work is published in the journal Communications Chemistry. Oxidation... Read more →


Eastern Pacific Shipping (EPS) signed a Memorandum of Understanding (MOU) with OCI N.V. (OCI) and MAN Energy Solutions (MAN) to develop methanol and ammonia as marine fuels to support industry-wide decarbonization and environmental preservation efforts. The partnership involves using select conventional vessels from EPS’ existing tanker fleet that use MAN... Read more →


LiquidPiston, Inc., a developer of advanced rotary internal combustion engines, has adapted its X-Engine technology for the United States Air Force to use in unmanned aerial systems (UAS) as well as “orbs”—urban air mobility (UAM) vehicles designed to carry people and cargo. The X-Engine, a next-generation rotary diesel engine, is... Read more →


Nissan reaches 50% thermal efficiency with next-generation e-POWER system; STARC

Nissan announced a breakthrough in engine efficiency, reaching 50% thermal efficiency with its in-development, next-generation e-POWER system. Nissan’s e-POWER system utilizes an on-board gasoline engine to provide electrical energy to the e-powertrain battery pack. Nissan’s latest approach to engine development has raised the bar to world-leading levels, accelerating past the... Read more →


A model-based analysis by Westport Fuel Systems and AVL indicates that H2-HPDI (High Pressure Direct Injection with pilot ignition)—a combustion approach for hydrogen in engines—has the potential to achieve fuel economy close to that of a fuel-cell electric vehicle (FCEV) for heavy duty applications, due to its high efficiency at... Read more →


Volvo Cars and Geely Auto to deepen collaboration; new combined powertrain company

Volvo Cars and Geely Auto have agreed on a wide-ranging collaboration that will maximize the strengths of the Swedish and Chinese automotive groups, delivering synergies in powertrains, sharing of electric vehicle architecture, joint procurement, autonomous drive technologies and aftersales. Elements of the expanded collaboration include: Powertrain operations to be combined... Read more →


Omnitek Engineering Corp. has received EURO VI-E certification for its OT13 heavy-duty natural gas engine. The 13-liter natural gas engine, which will be marketed worldwide in countries where this emissions requirement is mandated, can be utilized for truck and bus applications, and provides 420 hp and 1,960 N·m of torque—essentially... Read more →


Daimler Truck and Cummins enter strategic partnership for medium-duty commercial vehicle engines

Daimler Truck AG and Cummins Inc. signed a memorandum of understanding establishing a global strategic partnership for medium-duty engine systems. The companies added that other opportunities for collaboration are also being evaluated. As part of the planned strategic partnership, Cummins will invest in the further development of medium-duty engine systems... Read more →


Hydra Energy partners with Chemtrade to provide commercial truck fleets with green hydrogen below the cost of diesel

Continuing to speed up the adoption of hydrogen in long-haul transportation, Hydra Energy—the first Hydrogen-as-a-Service provider for commercial fleets—announced a strategic partnership with Chemtrade. The long-term contract is a pillar of Hydra’s Hydrogen-as-a-Service (HaaS) business model and includes Hydra capturing, cleaning, and compressing hydrogen sourced from Chemtrade. In exchange for... Read more →


MAN Energy Solutions’ Two-Stroke Business has surpassed 1,000 orders for secondary-measure, Tier III-compliant, emission-reduction technology for its portfolio of MAN B&W-branded, low-speed ship engines. Approximately one-quarter of the orders have been for EGR (Exhaust Gas Recirculation) systems, with SCR (Selective Catalytic Reduction) systems accounting for the remainder. The milestone was... Read more →


RINA and SDARI to develop methanol/ammonia fueled tanker design

RINA, a global classification society, and the Shanghai Merchant Ship Design & Research Institute (SDARI) have signed a Joint Development Project Agreement to develop a ship design capable of being fueled by either ammonia or methanol. Within the Agreement, SDARI will focus on the ship concept development and design while... Read more →


Rheinmetall AG of Düsseldorf is pressing ahead with its systematic transformation into a fully integrated technology group, reorienting its corporate structure in the process. With this restructuring, Rheinmetall is pursuing three strategic goals: Reducing the share of automotive components in total Group sales, especially products for internal combustion engines. Achieving... Read more →


Cummins and Isuzu announce global mid-range diesel powertrain and advanced engineering collaboration

Cummins Inc. and Isuzu Motors Limited announced agreements for a global mid-range diesel powertrain and an advanced engineering collaboration, marking another step forward in the Isuzu Cummins Powertrain Partnership (ICPP). The partnership, formed in May 2019, formalized a business structure for the two companies to evaluate and carry out opportunities... Read more →


Achates Power was recently awarded a $5-million contract from the US Army to expand the family of opposed-piston engines for military vehicles. The project, awarded in late-2020, builds upon the success of the Advanced Combat Engine (ACE). (Earlier post.) The US Army, after seeing the demonstrated capability of the Advanced... 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 →


Blue Bird to begin production of updated propane and gasoline buses with Ford 7.3L V8 and ROUSH fuel system

This spring, Blue Bird will begin production of its propane and gasoline Vision school buses integrating Ford’s all-new 7.3L V8 engine and a purpose-built fuel system designed specifically for school-bus application. The advanced fuel system technology was developed by ROUSH CleanTech, the same company that has manufactured more than 30,000... Read more →


Westport Fuel Systems will begin a research project with Scania to apply an HPDI 2.0 fuel system with hydrogen to the latest Scania commercial vehicle engine. Preliminary test results are expected in the second half of 2021. Our specialty is working with gaseous fuels. Hydrogen use in an internal combustion... Read more →


Rolls-Royce is supplying two mtu 16V 4000 M55RN gas engines to Sembcorp Marine Integrated Yard for the construction of the first liquefied natural gas (LNG)-hybrid powered tug. This is the first LNG-hybrid tug to be powered by mtu gas engines. Designed by LMG Marin (Norway), part of the Sembcorp Marine... Read more →


Audi models in Europe now Euro 6d compliant; twin-dosing for diesel, GPFs for gasoline

As of the beginning of 2021, Audi has converted its European vehicle range to the level of the Euro 6d emission standard. All models included in the currently valid sales program comply with the strict limits of the Euro 6d-ISC-FCM standard. Currently, 193 models are certified according to the new... Read more →


EPA announces $46M for latest Diesel Emissions Reduction Act funding

The US Environmental Protection Agency (EPA) announced the availability of grant funding to implement projects which reduce emissions from the nation’s existing fleet of older diesel engines. EPA anticipates awarding approximately $46 million in Diesel Emissions Reduction Act (DERA) grant funding to eligible applicants, subject to the availability of funds.... Read more →