The technology group Wärtsilä and WEC Energy Group have successfully tested the capabilities of a Wärtsilä engine running on 25 vol% hydrogen-blended fuel. The tests, which were completed in October 2022, were conducted at WEC Energy Group’s 55 MW A.J. Mihm power plant in Michigan using an unmodified Wärtsilä 18V50SG... Read more →


JCB publicly unveiled its new port fuel injected, 4.8L inline-four hydrogen combustion engine (448 ABH2)—the company’s zero-carbon emissions solution for construction and agricultural equipment—at the Conexpo 2023 show in Las Vegas as part of the International Fluid Power Exposition (IFPE). JCB is investing £100 million in the project to produce... Read more →


Liquid hydrogen-powered Corolla suffers fire, will not race in Super Taikyu Series Suzuka

Toyota’s #32 ORC ROOKIE GR Corolla H2 Concept (hydrogen-powered Corolla) (earlier post), which was scheduled to participate in the ENEOS Super Taikyu Series 2023 Powered by Hankook Round 1 Suzuka to be held on 18 and 19 March 2023, will not be racing. During a private test run at Fuji... Read more →


At CONEXPO, Cummins showcased its new fuel-agnostic 15-liter engine platform with hydrogen, natural gas and advanced diesel engines offering low-to-zero carbon fuel capability. The next-generation engine is designed to accelerate the decarbonization of heavy-duty off-highway applications. Cummins’ all-new platform takes internal combustion to a new level, capable of meeting future... Read more →


Classification society RINA has granted an Approval in Principle (AiP) certificate to MAN Energy Solutions for its methanol-ready MAN L/V 32/44CR engine. The AiP covers an upgrade concept for the four-stroke engine for conversion to dual-fuel running on methanol to provide greater flexibility to shipowners. This AiP is based on... Read more →


On 23 February, a GR Corolla fueled by liquid hydrogen was given a Super Taikyu test run at Fuji Speedway in Oyama, Shizuoka. It marked the car’s first public appearance and the first time for a manufacturer vehicle running on liquid hydrogen to hit the racetrack. Whereas the GR Corollas... Read more →


ClearFlame Engine Technologies raises $30M in Series B

ClearFlame Engine Technologies has raised $30 million in Series B funding to bring to market innovative solutions that power heavy-duty engines with clean, renewable fuels and create a viable business solution to reduce carbon and soot. ClearFlame’s solution elevates combustion temperatures in order to enable use of non-traditional fuels that... Read more →


Hyundai Samho Heavy Industries Co. and HJ Shipbuilding & Construction Co. (HJSC) have respectively ordered seven and two MAN B&W G80ME-LGIM dual-fuel engines in connection with the construction of 9 × 9,000 TEU container vessels for HMM Co., the major South Korean integrated-logistics company. The engines, which are capable of... Read more →


Lamborghini has provided the first details of its first HPEV (High Performance Electrified Vehicle) hybrid super sports car, codenamed LB744, which will make its debut shortly.The LB744 features an all-new architecture with new powertrain tnat delivers 1015 CV in total, combining the power of a new 12-cylinder internal combustion engine... Read more →


Westport signs third global heavy-duty OEM collaboration agreement to demonstrate H2 HPDI fuel system on IC engine platform

Westport Fuel Systems is collaborating with a global original equipment manufacturer (OEM) to evaluate the performance, efficiency and emissions of the OEM’s engine equipped with Westport’s H2 HPDI fuel system. This collaboration marks Westport’s third major OEM engagement evaluating its H2 HPDI fuel system to date. Funded by the OEM,... Read more →


Westport to invest up to $10M in hydrogen fuel systems plant in Changzhou Hydrogen Valley, China

Westport Fuel Systems plans to expand its global manufacturing footprint in China in support of future growth of Westport’s hydrogen componentry business and other alternative fuel system technologies. Westport is focusing on China for this manufacturing expansion as China leads the world in hydrogen investment and infrastructure development. The investment... Read more →


Methanex Corporation and Mitsui OSK Lines (MOL) announced that the dual-fuel methanol carrier Cajun Sun successfully completed the first net-zero voyage fueled by bio-methanol. The voyage is an example of how Methanex and MOL are collaborating to demonstrate the viability of methanol as a marine fuel with a pathway to... Read more →


Germany insisting on inclusion of e-fuels as ICE option before signing off on Europe’s ban on ICE

Germany’s Federal Minister of Transport Dr. Volker Wissing has called on the European Commission to enable the use of e-fuels in order to achieve the climate goals. More specifically, Wissing said that Germany would not agree to the proposed compromise between the EU Commission, the Council of Ministers and the... Read more →


Aramco signs LOI with Geely and Renault Group for new powertrain company to focus on lower emission technologies

Aramco has signed a letter of intent to become a potential minority stakeholder in a new powertrain technology company (PWT), to be established by Geely Holding Group, Geely Automobile Holdings Limited—collectively referred to as “Geely”—and Renault Group. The new company will be dedicated to internal combustion and hybrid powertrain technologies.... Read more →


Volvo Penta has expanded its genset range and launched its most powerful engine to date with the introduction of the D17. The new power generation 17-liter engine delivers exceptional power-to-weight ratio from the same footprint as the proven, compact D16. The D17 offers up to 5% less fuel consumption per... Read more →


Bentley will cease production of its 12-cylinder gasoline engine in April 2024, by which time more than 100,000 examples of the iconic W12 will have been handcrafted in the company’s Dream Factory in Crewe, England. The decision comes as part of Bentley’s acceleration towards a sustainable future through its Beyond100... Read more →


ULEMCo has been awarded a major fleet-wide contract by Aberdeen City Council (ACC) for its hydrogen dual-fuel utility vehicle conversions. (Earlier post.) The contract, initially for 35 vehicles, is a strong signal of commitment to a hydrogen-based strategy, and will see the Council operating the largest fleet of hydrogen vehicles... Read more →


Cummins will launch the next engine in the fuel-agnostic series, the X10, in North America in 2026. This engine, named as part of the X engine family, is positioned to replace both the L9 and the X12 with the versatility to serve both medium- and heavy-duty applications. It will be... Read more →


Air India signed a firm order for 40 GEnx-1B and 20 GE9X engines, plus a multi-year TrueChoice engine services agreement. The deal was signed in coordination with the airline’s firm order for 20 Boeing 787 and 10 Boeing 777X aircraft. GE Aerospace has powered Air India since 1982, when the... Read more →


Rolls-Royce has received an order from Air India for 68 Trent XWB-97 engines, plus options for 20 more. This is the biggest ever order for the Trent XWB-97, which exclusively powers the Airbus A350-1000. Air India has also ordered 12 Trent XWB-84 engines, the sole engine option for the Airbus... Read more →


European Commission proposes 2030 ZEV target for new city buses, 90% CO2 reductions for new heavy trucks by 2040

The European Commission has proposed new CO2 emissions targets for new heavy-duty vehicles (HDVs) from 2030 onwards. The Commission proposes phasing in stronger CO2 emissions standards for almost all new HDVs with certified CO2 emissions, compared to 2019 levels, specifically: 45% emissions reductions from 2030; 65% emission reductions from 2035;... Read more →


SJTU team investigating ammonia HCCI combustion in free piston engine

Researchers at Shanghai Jiao Tong University are investigating ammonia-fueled HCCI combustion in a free piston engine. In a paper published in the journal Fuel, they report an optimal compression ratio (CR = 25) for ammonia igniation and an optimal piston trajectory (symmetric trajectory with Ω = 0.5) for ammonia HCCI... Read more →


Nidec Leroy-Somer has signed an agreement with Airbus to develop an electric motor for Airbus’ hydrogen-powered fuel cell engine prototype, as part of Airbus’ ambition to bring the first zero-emission commercial aircraft to market by 2035. (Earlier post.) Image of the AIrbus fuel cell demonstrator engine Leroy-Somer, part of the... Read more →


BMW presented the extensively updated new editions of its Sports Activity Vehicle (SAV) and Sports Activity Coupé (SAC) for the luxury segment. The refreshed drive system line-up includes new combustion engines, a latest-generation plug-in hybrid system for the BMW X5 xDrive50e and 48V mild hybrid technology for all other models.... Read more →


Rolls-Royce awarded £82.8M for 3 projects advancing liquid hydrogen jet engines

As part of a £113-million (US$136-million) investment from the UK, three projects led by Rolls-Royce will receive £82.8 million (US$100 million) to advance the development of a zero-emission liquid hydrogen combusting jet engine. The funding is being awarded through the ATI Program. The ATI Program co-funds industry-led innovation in civil... Read more →


Tenneco has established new test facilities for hydrogen-powered internal combustion engines at its Powertrain test centers in Burscheid, Germany, and Ann Arbor, Michigan. These two test cells specifically dedicated to hydrogen ICEs enhance the company’s globally integrated ICE test capabilities, supporting original equipment (OE) engine and vehicle manufacturers as they... Read more →


Swiss marine power company WinGD and Belgian shipping and cleantech group CMB.TECH have signed an agreement on the development of ammonia-fueled two-stroke engines. The companies aim to install the ammonia dual-fuel X72DF engine on a series of ten x 210,000 DWT bulk carriers to be built at a Chinese shipyard... Read more →


Liquefied biogas Volvo Trucks models getting a new power level of 500 hp; more fuel efficient, larger tank

Five years ago, Volvo Trucks launched its trucks that can run on liquified biogas (bio-LNG), which is a renewable fuel that can be produced from many types of organic waste, including food scraps. The fuel can reduce CO2 emissions by up to 100%. (A small amount of diesel or HVO... Read more →


MAHLE Powertrain is leading a project to develop sustainable propulsion solutions to retrofit to high-performance marine vessels where battery and other electrified technologies may not prove practical. The collaboration with the Royal National Lifeboat Institution (RNLI), the University of Nottingham and Clean Air Power will initially target search and rescue... Read more →


GM investing $918M in 4 US plants for Gen-6 V-8 production, EV components

General Motors plans to invest $918 million in four US manufacturing sites, including $854 million to prepare these facilities to produce the company’s sixth-generation Small Block V-8 engine and an additional $64 million in Rochester, New York and Defiance, Ohio for castings and components to support EV production. $579 million... Read more →


2024 Mazda CX-90 to offer newly developed inline-6 turbo with mild hybrid system

On 31 January, Mazda North American Operations will reveal the 2024 Mazda CX-90, which will be offered with a new 3.3L Inline Six e-Skyactiv Turbo engine. The available 3.3-liter inline six turbo will deliver 340 horsepower and 369 lb-ft of torque when using the recommended premium fuel— the highest horsepower... Read more →


Exactly 70 years after the Corvette made its original debut at Motorama in New York City, Chevrolet returned to the city to introduce the first electrified Corvette featuring all-wheel-drive and a powerful 6.2L LT2 Small Block V-8: the 2024 E-Ray. The new E-Ray—available in removeable roof coupe and hardtop convertible... Read more →


Rolls-Royce has conducted successful tests of a 12-cylinder gas variant of the mtu Series 4000 L64 engine running on 100% hydrogen fuel. The tests, carried out by the Power Systems business unit, showed very good characteristics in terms of efficiency, performance, emissions and combustion. This engine will serve the market... Read more →


The Mazda MX-30 e-Skyactiv R-EV, a plug-in series hybrid model that uses a rotary engine as a generator, made its world premiere at the Brussels Motor Show. (Earlier post.) Mazda MX-30 launched in 2020 as the company’s first mass-production battery electric vehicle, with a mild hybrid model subsequently joining the... Read more →


Nuvera Fuel Cells, LLC, a provider of heavy-duty hydrogen fuel cell engines for on- and off-road mobility, signed a memorandum of understanding with Netherlands-based clean technology engineering company Urban Mobility Systems (UMS). The MOU includes the initial sales of Nuvera E-Series Fuel Cell Engines to UMS and an agreement to... Read more →


Mazda will introduce a new powertrain option for its MX-30 at the Brussels Motor Show 2023. Available on the European market this spring, the plug-in hybrid powertrain of Mazda’s compact crossover will feature an electric generator powered by a newly-developed rotary engine. The new MX-30 model will be unveiled on... Read more →


Final California deadline for upgrading heavy-duty diesels to MY2010 or newer engines

California’s Truck and Bus regulation (earlier post) has been in effect since December 2008, with the purpose of reducing emissions of diesel particulate matter (PM), oxides of nitrogen (NOx) and other criteria pollutants from in-use diesel-fueled vehicles. Under the regulation, 1 January 2023 marked the final deadline to replace or... Read more →


The technology group Wärtsilä will supply its hybrid propulsion system for four new heavy lift vessels being built at the Wuhu Shipyard in China. The vessels have been contracted by SAL Heavy Lift GmbH, a German heavy lift and project cargo specialist and part of the Harren Group, in cooperation... Read more →


Hyundai Heavy Industries successfully verified the performance of a recently developed 1.5MW-class LNG/hydrogen engine, which can selectively use diesel and a mixture of LNG and hydrogen to reduce emissions. Hyundai Heavy says the engine is a first step toward hydrogen-fueled engines. In performance tests, the engine met IMO Tier 3... Read more →


Toyota Motor Europe (TME) has started production of its 5th-generation hybrid powertrains for the new Corolla. The latest Toyota hybrid electric low-emission powertrains will be made at Toyota Motor Manufacturing Poland (TMMP) and Toyota Motor Manufacturing UK (TMUK) for the new Corollas manufactured at TMUK and Toyota Motor Manufacturing Turkey... Read more →


Rolls-Royce has completed building and is preparing to test its UltraFan technology demonstrator. (Earlier post.) The demonstrator engine was transported from the build workshop and into Testbed 80 in Derby, UK where it was mounted in preparation for testing. The first test of the demonstrator is expected to take place... Read more →


MAN Energy Solutions has won a fourth order to supply engines to Chinese shipbuilder, COSCO Heavy Industries, in Qidong for the construction of a second F-Class installation vessel used for the installation of offshore wind turbines and foundations. The previous three orders were for engines for two X-class and another... Read more →


Rheinmetall wins new order worth around €300M for exhaust gas recirculation modules

A well-known automaker has placed an order with Rheinmetall Group subsidiary Pierburg for exhaust gas recirculation (EGR) modules, with a lifetime value of around €300 million. The order encompasses low- and high-pressure EGR modules. In the low-pressure loop, these are water-cooled poppet valves. In the high-pressure loop, EGR modules with... Read more →


Rolls-Royce and Pratt & Whitney have signed a joint agreement with Virginia Tech for pre-competitive research focused on the impact of environmental contaminants on aeroengine operation and testing. The four-year project will leverage Virginia Tech’s research and cross-discipline expertise on engine operation, instrumentation, and geosciences as well as the current... Read more →


Toyota engineers have created a prototype hydrogen engine road car—the Corolla Cross H2 Concept. By equipping the 1.6l 3-cylinder turbo engine from the GR Corolla with high-pressure hydrogen direct injection engine technology from motorsport activity, and adding the hydrogen tank packaging know-how from Mirai, Toyota was able to create a... Read more →


Nissan launched the fully-revamped Serena in Japan. Sales of gasoline-powered models will start this winter, and e-POWER models are to start in spring. The Serena features the second-generation e-POWER system, now equipped with an all-new, specially developed 1.4 L engine. The system delivers more powerful and smooth acceleration with less... Read more →


Rolls-Royce and easyJet report the world’s first run of a modern aero engine on hydrogen. The ground test was conducted on an early concept demonstrator using green hydrogen created by wind and tidal power. It marks a major step towards proving that hydrogen could be a zero carbon aviation fuel... Read more →


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 →