Power and Propulsion
Combustion and combustion processes
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Articles Power
E-Fueling for the Future
Synthetic and bio-based liquid “e-fuels” have in various forms enjoyed fits and starts of industry attention and R&D investment in recent years, but got the most significant boost ever in March 2023 when...
News Power
Designing for 200 BMEP and 22,000 Rpm
Fire-bombing destroyed Japan’s 66 largest cities and their industry during World War II. After the war, over 200 makers of light motorbikes sprang into being because such transportation could be...
Q&A Regulations/Standards
Kubota Engine High on HVO, Hydrogen and Hybrids
As part of its path to carbon neutrality, Kubota Engine engineers have developed a new 3.8-liter hydrogen engine that was introduced at CONEXPO 2023 in Las Vegas. The 4-cylinder...
Editorial Propulsion
Sunset for the American V8
Technologies transition from dominance to nearly dead at different speeds and for various reasons. That’s particularly true for motive power. Pistons, cams and valves are giving way to anodes, cathodes and...
Articles Green Design & Manufacturing
JCB Debuts Clean-Sheet Hydrogen Combustion Engine
JCB unveiled their clean-sheet hydrogen combustion engine, the 448 ABH2, at CONEXPO 2023 in Las Vegas. The company is touting their engine as a zero-emissions solution for construction...
Technical Innovation Power
Hydrogen Shows Increased Commercial Interest
While several commercial vehicle OEMs, including Tesla and Nikola, are in the latter phase of testing battery-electric semi-tractors on the road, action in the hydrogen space continues to...
Technical Innovation Energy
Tula’s DMD Promises Gains in EV Efficiency
Nestled in San Jose, California just south of the San Francisco Bay, the small but mighty team at Tula Technologies continues to develop advancements for optimizing the efficiency of ICE and...
Articles Connectivity
Navistar’s ‘Ground Up’ Approach to All-New Diesel Engine
Though electrification has taken center stage for the commercial trucking industry, diesel ICE powertrains will continue to serve as the preferred propulsion system of many...
Editorial Green Design & Manufacturing
Zeroing in on Zero-Carbon Fuels
COP27, the 2022 United Nations Climate Change Conference that took place in Sharm El-Sheikh, Egypt, over a two-week span in November, helped bring global attention to the need for significant reductions...
Q&A Energy
Liebherr Goes All in on Hydrogen Fuel
At the Bauma conference in late October, Liebherr displayed two prototype H2-fueled engines, the H964 and H966, to showcase its hydrogen-engine technology. Each prototype employed a different...
Technical Innovation Energy
Kohler Doubles down on ICE Development
Kohler announced a new strategy at the Bauma 2022 expo – the company aims to transform itself from a power producer into an energy supplier. “Our business transformation is focused on providing...
Articles Regulations/Standards
Tension and the Electric Takeover
Something happened in September 2022 that can be seen as emblematic of the auto industry’s accelerating transition to electrification: Tesla’s Model Y was Europe’s best-selling vehicle. An EV as...
Executive Viewpoints Energy
Electric Mobile Machines Won’t Abandon Hydraulics
Equipment manufacturers in every major global market are launching full-electric and diesel-electric vehicles to respond to increasing market demands, reduce carbon footprints and stay...
Technical Innovation Energy
New Biodiesel Strains Offer Measurable Gains
Extensive research and development of Hydrotreated Vegetable Oil (HVO) as a renewable and environmentally friendly fuel for diesel engines has been carried out by various OEMs and Tier 1s...
News Power
SAE WCX 2022: Internal-Combustion’s Life Extension
Whichever way you “slice” it, the future of the 150-year-old internal combustion engine is moving steadily into the hands of global emissions-policy regulators. New ICE programs...
News Propulsion
Keeping Combustion in the Conversation
The signals are everywhere that the days are numbered for internal-combustion engines (ICE) for passenger vehicles. Volkswagen CEO Ralph Brandsteatter told a German magazine in early 2021 that VW...
News Power
Powertrain, Propulsion Lead Tech-Paper Topics at SAE’s WCX 2022
For 2022, advanced powertrain/propulsion-related topics continued to dominate the categories of published SAE technical papers, more than doubling the number of papers in...
News Energy
Mahle, Liebherr Develop Active Pre-Chamber for Hydrogen ICE
The collaboration attempts to resolve issues with heavy-duty, hydrogen-fueled engines, namely avoiding pre-ignition and knock without reduced compression ratios.
News Energy
Propulsion Tech Tops SAE WCX 2021 Papers and Presentations
The technologies that literally make the world’s wheels go round – the latest combustion systems and battery chemistries, electric machines, drivelines, fuels and more –...
Q&A Manned Systems
Advancing the OP Engine on Three Fronts
Global demand for cleaner, more power-dense internal combustion engines (ICE) is expected to continue into the middle of this century, for a variety of vehicle applications and markets. San...
Articles Manufacturing & Prototyping
Charting the ICE Future with Mahle’s Martin Berger
Electrification nets the current headlines and Wall Street fervor, but the internal combustion engine (ICE) will easily soldier on for several decades, serving as the core of many...
News Energy
Deere Bullish on Biodiesel, Renewable Diesel
Petroleum-based fuels long have been the industry standard for heavy equipment primarily due to the lack of acceptable, cost-effective and reliable alternatives. But with growing interest in...
News Energy
Mahle’s Hydrogen Focus Spans Fuel Cells, ICEs
Hydrogen fuel cell (HFC) technology is gaining momentum in the mobility sector, with substantial volume expected by 2025 to 2030, according to Dr. Marco Warth, director of corporate...
News RF & Microwave Electronics
Bigger Processors, Smaller Engines
Engine designers are advancing electronic control systems to eliminate components and generate more power from smaller engines. They also are leveraging networks to integrate transmissions, global...
News Transportation
Mahle Amps up Its Electrification R&D
Best known for pistons and other reciprocating components inside internal combustion engines (ICE), Stuttgart-based Tier 1 Mahle claims it’s keeping the R&D throttle wide open to cement its...
Briefs Aerospace
Fast Reacting Nano-Composite Energetic Materials: Synthesis and Combustion Characterization
The advent of nanoparticle fuels enables new kinds of reactions, and new kinds of applications.
Technical Innovation Power
Electric Actuators Can Benefit Heavy-Duty Diesels
As the heavy-duty diesel (HDD) truck world looks to likely future alternative power sources – battery or fuel cell – R&D into improving internal-combustion engine (ICE)...
News Propulsion
The IC Future Points to More Downsizing, Lean Mixtures
Three engineers from the front lines of advanced internal-combustion (IC) engine development affirmed that despite the industry’s public promotion of a battery electric future for...
News Materials
Porsche Partners to Develop 3D-Printed Pistons
Additive manufacturing (AM), aka 3D printing, is not new to Porsche. The German manufacturer heavily leverages AM processes in prototyping, and since May 2020, in production for...
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NewsManufacturing & Prototyping
Webcasts
Imaging
High-Resolution In-line X-ray Imaging for Lithium-Ion Battery...
Automotive
Software Solutions for Battery Management System Applications...
Automotive
Leveraging Electronics Digital Twins on AWS to Accelerate...
Defense
Choosing a Silicone for Operation in Harsh Thermal Environments
Medical
Scan-Based and Project Design for Medical
Automotive
Introduction to the Integration of Electronics Switching and...