Power and Propulsion
Combustion and combustion processes

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Q&A
Energy

Renewable Diesel Offers Drop-In Solution for Decarbonization

Renewable diesel fuels represent an opportunity to decarbonize on- and off-highway diesel ICE vehicles with a minimal investment in infrastructure and little to no disruption...

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Technical Innovation
Green Design & Manufacturing

Westport Awarded LNG Development Program

Westport Fuel Systems announced that it has been awarded a development program by a global heavy truck manufacturer to adapt its LNG HPDI fuel system to meet Euro 7 emissions requirements for...

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News
Energy

The Future of Carbon-Neutral Fuels for Heavy-Duty Machines

Decarbonization of commercial vehicles and off-highway machines is rapidly becoming a hot-button topic among regulators in the EU, Asia and North America. In addition to...

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News
Power

Hydrogen ICE Is Heating Up

In the past three months, at least four major announcements have detailed the kickstart of development programs or real-world demonstrations of hydrogen-fueled internal combustion engines (ICE). As OEMs and...

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Articles
Manufacturing & Prototyping

Bosch Begins Production of Fuel-Cell Power Modules for Nikola

At its oldest and largest location – a site long accustomed to manufacturing parts for combustion engines – Bosch is now producing what it calls the most complex system...

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News
Manned Systems

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...

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News
Mechanical & Fluid Systems

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...

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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...

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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...

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Articles
Energy

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...

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News
Energy

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...

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Technology Report
Power

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...

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News
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...

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Editorial
Regulations/Standards

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...

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News
Power

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...

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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...

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Articles
Manned Systems

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...

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News
Power

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...

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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...

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News
Green Design & Manufacturing

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...

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Articles
Power

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...

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News
Green Design & Manufacturing

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...

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Technical Innovation
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.

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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 –...

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News
Power

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...

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Articles
Power

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...

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Articles
Power

Internal Combustion: Once More, with Feeling

Following its 2020 acquisition of Delphi Technologies, BorgWarner now has a vast portfolio of internal-combustion engine (ICE) foundation components, everything from fuel- and air-handling...

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Q&A
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...

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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...

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