Power and Propulsion
Diesel / compression ignition engines

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Green Design & Manufacturing

Volvo Charts Its Path Towards Zero Emissions

Volvo Trucks is betting on themselves to reach the aggressive goal of net-zero carbon emissions by 2040. The company is taking an almost fanatical approach to its emissions reduction targets...

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News
Power

Hexagon Bullish on CNG for Long-Haul Trucks

Though some OEMs have signaled that the end of the ICE age is nigh, reports of the combustion engine’s death as the backbone of the commercial-trucking industry are greatly exaggerated....

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News
Power

Electronic Torque Limiting Boosts Machine Productivity

Electrification isn’t just a matter of switching out the diesel engine for an electric motor. It requires a thorough review of connected systems – particularly the hydraulic...

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Articles
Green Design & Manufacturing

Hydrogen ‘Inevitable’ for Commercial Vehicles

With the perception of diesel engines as bad actors in the worldwide transportation-emissions crackdown, the commercial-vehicle sector is racing to identify and develop propulsion...

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Q&A
Green Design & Manufacturing

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
Power

Fuel-Cell Power for Monster Mining Trucks in GM, Komatsu Deal

In the latest announcement from GM regarding commercialization of its longstanding hydrogen fuel-cell research and development, it and commercial-vehicle specialist Komatsu...

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Articles
Energy

Hyliion Shifts Focus from Propulsion to Power Generation

Hyliion acquired the Karno generator technology from GE Additive in August 2022 to employ as a fuel-agnostic power system on its Hypertruck platform, which was revealed as a...

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Technical Innovation
Manned Systems

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
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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Technical Innovation
Regulations/Standards

Cummins’ New Mid-Displacement Turbos Quieter and More Efficient

Cummins announced its seventh-generation series HE250 and HE300 wastegate turbochargers for medium displacement on- and off-highway commercial engines. The turbos are...

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Technical Innovation
Power

Perkins Expands Power Generation Powertrain Lineup

Perkins announced an addition to its EU Stage V-compliant powertrain range with the 2806J-E18TAG1 ElectropaK. Perkins’ new engine is an 18-liter unit intended for the electric power...

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Articles
Manned Systems

GM Hydrotec Boss Readies Fuel Cells for Commercial Deployment

Call it a “technology-meets-the-moment” place in the transportation sector’s innovation timeline. After decades of concentrated development work, GM’s fuel-cell...

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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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Articles
Power

Volta’s Electric Truck Is U.S. Bound

Volta Trucks has been operating its all-electric Volta Zero delivery trucks in Europe for three years. Now, the map is expanding. Fleet operators soon will be able to get behind the wheel of a...

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Editorial
Power

A Diversified Path for Sustainable Fleets

More than 12,000 people attended the 2023 Advanced Clean Transportation (ACT) Expo in Anaheim, Calif., in May. Attendees heard a multitude of viewpoints offered by experts from...

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Articles
Manned Systems

Hydrogen Storage in a Box!

Until recently, there was only one practical solution for storing gaseous hydrogen for onboard vehicle use: the cylindrical storage tank. Spiral-wound, carbon fiber cylinders are the proven form factor for...

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Technical Innovation
Power

AGCO Goes Clean and Green with CORE75 Engine

New diesel ICE powertrains for on- and off-highway applications have been rolling out at a rapid pace over the past year. Navistar recently launched its clean-sheet S13 integrated powertrain...

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Q&A
Green Design & Manufacturing

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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Articles
Energy

Caterpillar Unveils New C13D Off-Highway Engine Platform

Caterpillar has launched its new off-highway 13-liter diesel engine platform, the C13D, at CONEXPO 2023 in Las Vegas. Cat states that the C13D was “purpose-built for rugged,...

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Original Equipment
Energy

New Holland Electric Mini-Excavator Hits Market

Contractors and municipalities in 2023 will have an electric alternative to diesel-powered small excavators.

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Articles
Software

Advances in Virtual Powertrain Development

Powertrain engineers have various tools at their disposal to develop new technologies — empirical modeling, component simulation, multi-system environments and physical testing chief among...

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Q&A
Green Design & Manufacturing

Perkins Tackles Decarbonization of Off-Highway Machines

Decarbonization is currently one of the biggest buzzwords in the off-highway sector. OEMs around the globe are now offering and researching solutions for their customers so that...

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Technology Report
Power

The Electrofuels That Reduce Amazon’s Fleet Emissions

Amazon has a goal of having 50% of its shipments being made net-zero carbon by 2030. In 2021, more than 100 million packages were delivered to customers with zero-emissions...

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Editorial
Power

Response to More-Rigid NOx and GHG Regs

The new low-NOx standards are part of the EPA’s Clean Trucks Plan that also includes “Phase 3” greenhouse gas standards for HD vehicles beginning in MY 2027.

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News
Power

Scania Adapts On-Highway Diesel for New Off-Highway Engine Platform

Scania Power Solutions has launched a new engine platform designed to provide new power outputs, longer service intervals, longer base-engine operational life and...

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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
Design

Yanmar, ELEO Announce Electrification Strategy for Off-Highway Sector

Yanmar announced its strategy for electrification of future off-road powertrain offerings at the Bauma 2022 conference in late October. During a presentation, Yanmar...

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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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Q&A
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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