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Technical Innovation
Manned Systems

Electrification’s Impact on Commercial-Vehicle Chassis Design

Electrification in the commercial and off-highway truck sectors is ramping up at an increasingly rapid pace. This fundamental change in propulsion will be one of the most...

News
Energy

New Chemistry Aims to Slash Fuel-Cell PGM Costs by 50%

Hydrogen fuel cells are steadily proving to be a competitive zero-emissions solution for powering heavy trucks, railway locomotives and ships, as well as for various...

Technical Innovation
Green Design & Manufacturing

Hyliion, Cummins Collaborate on Electric and NG Range-Extender

A recent market report found that nearly 85% of the almost 250 U.S.-based transportation fleets surveyed plan to grow their use of clean-vehicle technologies over the next...

Original Equipment
Transportation

ACT Expo 2022 Roundup: Bollinger, Hyundai and Volvo Clean-Vehicle Updates

If there was any doubt that zero-emission work trucks are coming – and, really, there isn’t – the 2022 ACT Expo made it abundantly clear they’re on their...

News
RF & Microwave Electronics

Sensing Enters a New Era

More than 1.3 million people die on the world’s roadways each year and another 50 million are injured. While roadway safety has improved over time, all countries face formidable challenges in reducing the...

Original Equipment
Transportation

ACT Expo 2022: Production ECascadia Ready for 230 Miles of ‘Typical Range’

With no surprise but plenty of fanfare, Freightliner Trucks officially revealed the first production model of the all-electric version of its Cascadia at the...

Technical Innovation
Automotive

WAVE Inductive Charging Purpose-Built for Large EVs

The largest all-electric transit bus fleet in the U.S. serves as a vivid example of commercial vehicles ditching diesel fill-ups. “WAVE’s wireless charging solution is...

Articles
Transportation

Hitting the Gas on Hydrogen Tech for Commercial Trucks

While not as in vogue as BEVs and other electrified vehicles, hydrogen propulsion systems have been in development since the mid-20th century by a wide variety of manufacturers for...

Q&A
Aerospace

Commercial Vehicles Begin Shift to R-1234yf Refrigerant

R-1234yf refrigerants for mobile air-conditioning systems have been widely used in passenger vehicles the past several years, but they are just now gaining traction in medium- and...

Original Equipment
Energy

Mack Trucks Begins Production of LR Electric

Mack Trucks’ first fully electric Class 8 vehicle, the Mack LR Electric, has entered serial production at Mack’s Lehigh Valley Operations facility in Macungie, Pennsylvania. Mack...

Articles
Energy

Hypoid Gears – A Long Way from Truck Axles to Motion Control

Hypoid gears have a growing presence in the industrial power transmission and motion control industries.

News
Power

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
Manned Systems

ABS Ramps up Commercial-Vehicle Battery-Pack Assembly

American Battery Solutions (ABS) is preparing for a big uptick in business with the increasing electrification of buses, medium- and heavy-duty trucks. “In order to be ready for...

News
Automotive

A Bevy of Battery and Fuel-Cell Electric Truck Reveals

As one should expect from an industry event called Advanced Clean Transportation (ACT) Expo, several truck OEMs revealed their latest battery-electric and fuel-cell-electric...

Articles
Power

Upswing in Outsourced EV Testing

As more commercial-vehicle OEMs choose electrified propulsion systems, the industry is witnessing an “unprecedented surge” in testing, according to Drive System Design (DSD). The electrified...

News
Transportation

Mega Push for Heavy-Duty EV Charging

The number of zero-emission (ZE) heavy-duty trucks in the U.S., Canada, China and Europe is expected to increase nearly 80% between 2020 and 2023, from 40 available or announced models to 71....

News
Energy

Electrify America Accelerates DC Fast-Charger Installation

Three years after Electrify America (EA) opened its first DC fast charging site in Chicopee, Massachusetts, the company currently sits at nearly 600 sites and 2,600 fast...

News
Manned Systems

Bosch Quantifies Cost Savings for ADAS-Equipped Trucks

Heavy-duty trucks still are disproportionately involved in deadly crashes on U.S. roadways. “Ten percent of the fatalities involve large trucks when large trucks only account for...

News
Power

Battery Show Teems with All Things Rechargeable

Although electric vehicles (EVs) currently comprise less than 2% of the U.S. light-vehicle market, the transportation sector is bursting with established companies and startup enterprises...

News
Unmanned Systems

AV and ADAS Testing from out of the Box

For self-driving vehicle systems to gain the full confidence of the public, the mobility industry and government regulators, OEMs have to prove that AVs (and those equipped with enhanced SAE...

News
Transportation

GM Nikola Tie-Up Sparks Worldwide Hydrogen Fuel Cell Interest

More than 20 years have passed since hydrogen-fuel-cell electric vehicles (HFCEVs) looked to be the future zero-emission vehicle (ZEV) solution. About that time, this editor...

Articles
Transportation

Autonomy Is Coming to Commercial Vehicles

Despite a pandemic that continues to punish global economic markets, not to mention vehicle manufacturers’ and suppliers’ product plans, many heavy-duty truck makers are not relaxing on...

Articles
Transportation

Innovation Still Industry's 'Lifeblood' During Pandemic

The coronavirus pandemic has forced people and organizations alike to adapt to a world of social distancing and economic disruption. For SAE International, that’s included...

News
Manned Systems

Nikola Looks to Accelerate Production, Hydrogen Infrastructure

Nikola Corp.’s recent merger with VectoIQ Acquisition Corp., a publicly traded special-purpose acquisition company, is expected to help accelerate the company’s...

Editorial
Green Design & Manufacturing

Zeroing in on Zero Emissions

Electrification is inevitable for commercial vehicles. That is the takeaway from a quick succession of zero-emission commercial vehicle (ZECV) initiatives announced by various groups since the summer...

News
Energy

Paving the Way to Improved Truck Fuel Efficiency

Reducing greenhouse gas (GHG) emissions and improving fuel efficiency are much-sought-after goals in the commercial-vehicle industry. Various methods have been proposed to achieve these...

News
Transportation

Top Transmission Engineers Project Big Future for E-Axles, Advanced Motors

A panel of high-ranking transmission and driveline engineers projected outsized adoption for electric-axle (e-axle) technology, as well as significant expansion...

Articles
Energy

Cummins, Tula Test ‘Dynamic’ Cylinder Deactivation for Diesels

Tula Technology has supplied the control software for “dynamic” cylinder deactivation in gasoline engines since 2018, launching in General Motors’ 5.3- and 6.2-L...

Articles
Manned Systems

Shifting Design of Autonomous Architectures

The controls for fully autonomous trucks must deal with inputs from a number of sensors, analyzing this data and taking actions that enable the vehicle to complete its route safely and...