Aviation H2 has commenced testing on a Swiwin SW170b-2448 turbine, using jet A fuel to develop the baseline data required to compare the engine’s performance once they convert it to a carbon-free fuel. With the initial trials complete, the company will start pulling apart the engine and designing the modifications,... Read more →


Rolls-Royce has successfully entered the final phase of testing it’s ALECSys (Advanced Low Emissions Combustion System) demonstrator engine, this time at altitude. (Earlier post.) The demonstrator took to the skies attached to the Rolls-Royce Boeing 747 Flying Test Bed in Tucson, Arizona. The test program has included flights up to... Read more →


Cummins and Tata Motors signed a Memorandum of Understanding (MoU) to collaborate on the design and development of low- and zero-emission propulsion technology solutions for commercial vehicles in India, including hydrogen-powered internal combustion engines (H2ICE), fuel cells (FC), and battery electric vehicle (BEV) systems. The shift to sustainable mobility is... Read more →


Researchers from Oak Ridge National Laboratory (ORNL) and Argonne National Laboratory (ANL) will work with Wabtec, a leading manufacturer of freight locomotives, to develop the hardware and control strategies for a single-cylinder, dual-fuel engine to demonstrate the viability of using alternative fuels for locomotives. The research focuses on zero-carbon hydrogen... Read more →


Volvo Cars divests its holding in Aurobay to Geely Holding; to be part of new Renault-Geely powertrain company

Volvo Cars has a strategic direction to become fully electric by 2030 and shape the future of mobility. In line with those strategic ambitions, Volvo Cars will divest its 33% holding in Aurobay to Geely Holding. Aurobay will become part of the new global company specializing in hybrid and low-... Read more →


Geely and Renault Group to create global powertrain company for advanced hybrid and efficient ICE powertrains

Geely Holding Group, Geely Automobile Holdings Limited (collectively “Geely”) and Renault Group have signed a non-binding framework agreement to create a new global leader to develop, manufacture and supply best-in-class hybrid powertrains and highly efficient ICE powertrains. Under the framework agreement, Geely and Renault Group will hold respective 50-50 equity... Read more →


KAUST develops AI framework for design of fuels optimized for engine efficiency and lower emissions

A team at King Abdullah University of Science and Technology (KAUST) has developed a data-driven artificial intelligence (AI) framework to design liquid fuels exhibiting tailor-made properties for combustion engine applications to improve efficiency and lower carbon emissions. An open-access paper on their work is published in the Nature journal Communications... Read more →


LiquidPiston announced a $9-million award from the US Army to design, build and demonstrate an advanced, heavy-fueled combustion engine that uses up to 30% less fuel than comparable gasoline-powered engines in the same power class and reduces size and weight by up to 10x over diesel engines with comparable power... Read more →


At bauma in Munich, Volvo Penta unveiled its 8-liter dual-fuel hydrogen engine as well as the cube battery—which increases the versatility and flexibility of Volvo Penta's electromobility offering, opening up electrification opportunities for more customers across a wider range of industrial subsectors, machines and applications. Dual-fuel hydrogen engine. By using... Read more →


Neste and Rolls-Royce have agreed to build a strategic partnership on accelerating the use of renewable diesel as a lower-emission solution for diesel engines. Both parties share a common vision of renewable fuels playing a key role in reducing greenhouse gas emissions in off-highway applications, such as construction and power... Read more →


Westport Fuel Systems and Scania AB announced preliminary engine test results of Westport’s H₂ HPDI fuel system for heavy-duty vehicle applications (earlier post). Westport’s HPDI fuel system technology enables heavy-duty trucks to operate on natural gas with the same power, torque, efficiency, and performance as diesel engines. H2 HPDI operates... Read more →


GlobalData: China advancing hydrogen engines to meet sustainability goals

As much as skeptics insist that the internal combustion engine (ICE) is dead and hydrogen is a non-starter, it appears that significant research and development is being conducted into the technology across geographies. China, despite being one of the world’s largest producers and market for electric vehicles (EVs), is actively... Read more →


At bauma—the world’s leading construction machinery trade fair—in Munich, Bosch placed particular emphasis on the potential for hydrogen engines and electrification to make the sector significantly more sustainable. According to Bosch studies, more than half a million construction machines in the performance class from 56 to 560 kilowatts will be... Read more →


PUNCH Group and Tecnogen (part of Bruno Generators Group) is presenting a hydrogen engine generator with an integrated flywheel system at bauma. A hydrogen engine by PUNCH Hydrocells is combined with a Flywheel Power System by PUNCH Flybrid. These components are integrated into a generator set developed in collaboration with... Read more →


Hyundai’s shipbuilding division (HHI-SBD) has ordered 6 × MAN B&W G95ME-C10.5-LGIM dual-fuel main engines in connection with the construction of 6 × 17,000 teu container vessels for A.P. Moller – Maersk, the Danish integrated logistics company. Hyundai’s engine machinery division (HHI-EMD) will build the engines in Korea, which will be... Read more →


In continuation of their joint research for a next-generation small aircraft, as announced June last year, Yamaha Motor and ShinMaywa Industries, Ltd. conducted an early-stage test flight of a prototype small aircraft at the Fujikawa Gliding Field in Shizuoka Prefecture, Japan on 21 September. The aircraft tested was an R&D... Read more →


Alpine, the exclusive sports car brand of the Renault Group, has unveiled the Alpenglow concept as a showcase for a clean emissions future that is within reach for tomorrow’s racing cars and future Alpine vehicle generations. The car is equipped with a hydrogen-fueled internal-combustion engine. Alpines says that Alpenglow is... Read more →


CARB settles with FCA for $5.6M for violations of air quality regulations on certain gasoline engines

The California Air Resources Board (CARB) reached a settlement agreement with FCA US LLC (FCA) of Auburn Hills, Mich. for $5,601,090 for violations of CARB’s air quality regulations. This is the second enforcement action against FCA in the past four years. The FCA vehicles and model years (MY) involved in... Read more →


Engineers from UNSW Sydney (Australia) have successfully converted a diesel engine to run as a dual-fuel hydrogen-diesel engine, reducing CO2 emissions by more than 85% compared to conventional diesel. The team, led by Professor Shawn Kook from the School of Mechanical and Manufacturing Engineering, spent around 18 months developing the... Read more →


EPA proposes endangerment finding for lead emissions from aircraft engines that operate on leaded fuel

The US Environmental Protection Agency (EPA) announced a proposed determination that emissions of lead from aircraft that operate on leaded fuel cause or contribute to air pollution that may reasonably be anticipated to endanger public health and welfare. Under the Clean Air Act, EPA reviews information on air pollutants and... Read more →


Building on a successful collaboration, Volvo Penta and CMB.TECH are expanding their collaboration to accelerate the development of dual-fuel hydrogen-powered solutions for both on land and at sea applications. The strengthened collaboration will include joint projects ranging from pilots to small-scale industrialization. CMB.TECH owns, operates, and designs large marine and... Read more →


The 2023 Toyota Highlander gas models are equipped with a new, higher-torque, high-efficiency turbocharged engine. The 265-horsepower, 2.4-liter turbocharged four-cylinder, which uses balance shafts for super-smooth performance, delivers 310 lb-ft (420 N·m) of torque. This results in a significant 17% increase over the previous 3.5-liter V6 engine’s 263 lb-ft (357... Read more →


A.P. Moller - Maersk orders 6 additional methanol-capable large container vessels

A.P. Moller - Maersk has ordered a further six large ocean-going vessels that can sail on green methanol. The six vessels will be built by Hyundai Heavy Industries (HHI) and have a nominal capacity of approx. 17,000 containers (Twenty Foot Equivalent - TEU). They will replace existing capacity in the... Read more →


Researchers have used a novel near-infrared light imaging technique to capture the first cross-sectional images of carbon dioxide in the exhaust plume of a commercial jet engine. The technique—using chemical species tomography—could help accelerate turbine combustion research aimed at developing engines and aviation fuels that are more environmentally friendly. The... Read more →


The German Federal Ministry for Digital and Transport (BMDV) approved the funding application for the consortium research project HyCET (Hydrogen Combustion Engine Trucks) led by the BMW Group. The other HyCET project partners are DEUTZ AG, DHL Freight GmbH, KEYOU GmbH, TotalEnergies Marketing Deutschland GmbH and Volvo Group. The research... Read more →


FPT Industrial, the global powertrain brand of Iveco Group, has entered into an agreement to make a minority investment in Blue Energy Commercial Vehicles Private Ltd, a zero-emission truck technology company headquartered in Pune, India, engaged in the manufacturing of clean energy trucks under the brand Blue Energy Motors. The... Read more →


MAN Energy Solutions, ABB to cooperate on dual-fuel electric propulsion concept for next-generation FSRUs and LNG carriers

MAN Energy Solutions and ABB have signed a Decarbonization Cooperation agreement regarding the development of a next-generation, Dual-Fuel, Electric+ (DFE+) propulsion concept for LNG carriers. The DFE+ concept features the just-launched MAN 49/60DF engine and ABB’s Dynamic AC (DAC) technology and aims to deliver the operational flexibility shipowners need to... Read more →


Rolls-Royce is releasing mtu rail engines for use with sustainable fuels. With synthetic diesel fuels of the EN15940 standard, CO2 emissions can be reduced by up to 100% compared to fossil diesel. Hydrotreated Vegetable Oil (HVO or renewable diesel), which is already commercially available today, reduces CO2 emissions by up... Read more →


The new Mercedes-AMG C 63 S E PERFORMANCE hybrid (combined fuel consumption, weighted: 6.9 l/100 km / 34 mpg US; combined CO2 emissions, weighted: 156 g/km; combined electric energy consumption, weighted: 11.7 kWh/100 km) brings advanced technologies from motorsport to the road. A two-speed electric motor positioned on the rear... Read more →


ClearFlame Engine Technologies, a company developing net-zero engine technology (earlier post), has hit a number of key milestones through multiple partnerships with customers, manufacturers, and fuel providers. These achievements highlight the company’s ability to leverage existing infrastructure within the transportation sector, giving it a clear advantage to scale quickly and... Read more →


Westport Fuel Systems introduces H2 HPDI fuel system

Westport Fuel Systems announced its new H2 HPDI fuel system. For the first time in Europe, Westport will display an H2 HPDI fuel system-equipped demonstrator truck at IAA Transportation 2022 in Hanover. H2 HPDI is designed for use in internal combustion engines. The system, when fueled with hydrogen, offers more... Read more →


LiquidPiston announced a $1.7-million Phase II award from the US Army to continue the development of the company’s Hybrid Electric X-Engine (HEXE) propulsion system. (Earlier post.) The Phase II award is a result of successful completion of a Phase I xTechSearch Small Business Innovation Research (SBIR) award previously announced. LiquidPiston’s... Read more →


Ram Truck is offering consumers a final opportunity to order its Ram 1500 EcoDiesel model; production of the 2023 Ram 1500 EcoDiesel will conclude in January 2023. Introduced in 2014, with a significant upgrade integrated for the 2020 model year, the EcoDiesel V-6 engine provided a number of powertrain milestones.... Read more →


Werner Enterprises, a premier transportation and logistics provider, has signed a letter of intent to purchase 500 Cummins’ 15-liter hydrogen internal combustion engines upon availability. (Earlier post.) The two companies announced earlier this year that Werner Enterprises plans to validate and integrate Cummins’ 15-liter natural gas and Cummins’ X15H hydrogen... Read more →


MAN Energy Solutions has launched its MAN 49/60DF engine type at the SMM trade fair in Hamburg. The latest addition to its four-stroke engine portfolio, the dual-fuel engine is capable of running on LNG, diesel and HFO as well as a number of more sustainable fuels including biofuel blends and... Read more →


DAMEN Naval and Rolls-Royce business unit Power Systems have signed a contract to deliver 16 mtu diesel generator sets, for the four new F126 Frigates for the German Navy. Although DAMEN and Rolls-Royce, whose business unit Power Systems is based in Friedrichshafen, Germany, have a long-standing cooperation in shipbuilding, this... Read more →


Researchers at Tianjin University have proposed a reactivity controlled turbulent jet ignition (RCTJI) based on a newly air-assisted pre-chamber turbulent jet ignition with a scavenging function to improve the reactivity in the pre-chamber. In an open-access paper in the journal Fuel, they report that RCTJI with scavenged TJI can effectively... Read more →


Swiss marine power company WinGD and Korean engine builder HSD Engine have initiated a Joint Development Project (JDP) to advance the development of WinGD’s methanol-fueled big-bore engines. The aim is to deliver an engine capable of running on carbon-neutral green methanol by 2024, providing shipowners with a power solution enabling... Read more →


Cummins and Canada-based Buhler Industries, a leading tractor manufacturer under the Versatile brand, signed a letter of intent for plans to integrate the Cummins 15-liter hydrogen engines in Versatile’s equipment to lead the decarbonization of the agriculture market. Cummins M15H Since 1967, Versatile has used Cummins engines exclusively in all... Read more →


Hyliion, a developer of electrified powertrain solutions for Class 8 commercial vehicles (earlier post), has entered into a definitive agreement to acquire a new fuel-agnostic generator (KARNO) from GE Additive for its range-extended series-hybrid powertrain. The Hyliion KARNO solution offers a next-generation powertrain option between the CNG/RNG-fueled generator used in... Read more →


Foton Mobility and Transit Systems Australia announced the arrival of two hydrogen fuel cell buses. The hydrogen buses are equipped with the fuel cell system jointly developed by SinoHytec and Toyota. (Earlier post.) The hydrogen fuel cell buses have been added to Transit Systems growing green fleet of sustainable transport... Read more →


The California Air Resources Board approved the Advanced Clean Cars II (ACC II) rule. The rule establishes a year-by-year roadmap so that by 2035 100% of new cars and light trucks sold in California will be zero-emission vehicles (ZEVs) and plug-in hybrid electric vehicles (PHEVs). The ACC program was first... Read more →


CJPT expels Hino due to emissions certification testing misconduct

Commercial Japan Partnership Technologies Corporation (CJPT) is expelling Hino Motors, Ltd. (Hino) in light of Hino’s misconduct concerning certification testing. An on-site inspection conducted by Japan’s Ministry of Land, Infrastructure, Transport and Tourism found that Hino committed additional wrongdoings related to applications for engine emissions certification, in addition to the... Read more →


Gatik will collaborate with Cummins to integrate Gatik's autonomous driving system with Cummins’ advanced powertrain solution in Gatik’s fleet of medium-duty trucks. Cummins delivers powertrain solutions that provide leading performance and fuel economy through the integration of hardware and software. Gatik is the market leader in autonomous middle-mile logistics, and... Read more →


In a recent simulation study reported in Porsche Engineering Magazine, Porsche Engineering examined the potential of hydrogen combustion engines. The result is a high-performance powertrain with emissions at the same level as ambient air. Current work on hydrogen combustion engines worldwide is predominantly being done for commercial vehicles with a... Read more →


Acura Motorsports released the first official images and details for the all-new, electrified Acura ARX-06 prototype sports car, which will make its competition debut next January at the Rolex 24 at Daytona. The latest in a line of successful Acura endurance racing prototypes, the ARX-06 features Acura-specific bodywork and aerodynamics... Read more →


PACCAR will work with Cummins to offer the new Cummins X15N natural gas engine (earlier post) in Kenworth and Peterbilt trucks. The X15N is the first natural gas engine to be designed specifically for heavy-duty truck applications with up to 500 horsepower output. The engine will include the integration of... Read more →


EPA seeks input on Phase 3 GHG standard rulemaking for heavy-duty engines and vehicles

The US Environmental Protection Agency (EPA) is inviting small businesses to participate as Small Entity Representatives (SERs) for a Small Business Advocacy Review (SBAR) Panel. This Panel will focus on the agency’s development of a rule that proposes to set a new phase of greenhouse gas requirements for heavy-duty engines... Read more →


Raven SR plans to use INNIO’s Jenbacher engines [60 Hz] with a “Ready for H2” option to produce renewable energy. The energy system will power and heat Raven SR’s S-Series hydrogen production facility at a sanitary landfill in Richmond, California. (Earlier post.) At the site, landfill gas (LFG) will be... Read more →


HP Taxis, Prins Alternative Fuel Systems and SBL-Automotive revealed https://bi-fuel-taxis-lcvs.com of the plug-in hybrid range-extended electric LEVC TX taxi and VN5 van allowing the range extender engine to run on LPG and CNG and their renewable counterparts of biopropane and biomethane. The LEVC TX and VN5 are manufactured by London... Read more →