Environment
Air pollution
Latest Stories
Technology Report Green Design & Manufacturing
The International Fight over EFuels, Internal Combustion’s Would-Be Savior
Efuels, synthetic gasolines made from captured carbon dioxide and renewable energy (usually wind and solar power) are“ a valuable part of the solution” said...

Technical Innovation Green Design & Manufacturing
Study: Excessive Real-World NOx Emissions from HD Diesel Pickups
An eight-year study of in-use emissions from heavy-duty diesel pickups in Colorado and Virginia showed those vehicles to be emitting oxides of nitrogen (NOx) far in excess of...

Technology Report Design
Ford Engineering Lab Turns 100
“This might be our most forward-looking team occupying the building that was the impetus for our future-looking focus in the very beginning,” Jennifer Kolstad, Ford Motor Company’s Global Design and...

Technical Innovation Energy
Donaldson Filters Keep Fuel Cells Clean
One of the advantages of the internal combustion engine is that it can function with relatively simple intake air filtration. Provided that dust is kept out, air entering the engine can ensure that...

News Energy
Strategic Dialogue Crucial to Advancing Fleet Electrification
In the actively changing landscape of transportation, the electrification of fleets has emerged as a pivotal step towards a sustainable and clean energy future. Electrification...

Articles Manned Systems
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 it...

Articles Green Design & Manufacturing
Europe’s Dust Buster
In a proposal submitted in November of 2022, the European Commission detailed its new Euro 7 vehicle emissions standard, which is widely expected to be approved by the European Parliament and Council and begin...

Technical Innovation Electronics & Computers
Rexroth Takes Aim at Electrification for Off-Highway Vehicles
Bosch Rexroth recently invited SAE Media to attend EMPAC, their Electrified Mobile Product & Application Conference in Schaumburg, Illinois. The show featured many of...

Original Equipment Power
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 Regulations/Standards
Global Emissions Regs Demand Differing Engine Strategies
Toxic tailpipe emissions and greenhouse gases (GHG) impact all nations, yet there is no global consensus on how to prioritize truck-engine emissions strategies. Emissions regulations...

News Connectivity
New Solutions for Sanitizing Autonomous Vehicles
If not for the word “mucosalivary,” the following analysis could have come from a combustion-engine technical paper: “Recent work has demonstrated that exhalations, sneezes, and coughs...

Articles Materials
Supplier Tech Gets the Germs Out
Confidence in autonomous and rideshare mobility took a significant dive in 2020, as consumers shunned public transport due to the coronavirus pandemic. Technologies to safeguard the health and safety of...

Articles Green Design & Manufacturing
Marelli’s COVID-Killing Cabin Purifier
Marelli North America is offering a solution to the problem of interior air quality in shared-use/autonomous vehicles. The upgraded HVAC setup purifies passenger car cabin air, including the...

Articles Materials
Insights into Heavy-Duty Engine Design
Engine developers face numerous challenges in their work. When building the new clean-sheet design C3.6 engine, Caterpillar Industrial Power Systems considered several factors including customer...

Articles Motion Control
Cab Air Quality: A Critical Component of Operator Comfort
Review the design specs for any new haul truck, excavator, dozer or other off-road machine, and you’re not likely to find requirements related to cab air quality—yet. However,...

News Green Design & Manufacturing
Global Automakers in Canada Want an Industry Impact Assessment Before Shifting to a Single North American Emission Standard
Global Automakers of Canada (GAC) – which represents the Canadian interests of its 15 member companies from...

Technical Innovation Regulations/Standards
Cleaner Trucks Initiative Starts NOx-Reduction Journey
The U.S. Environmental Protection Agency (EPA) is in the beginning stages of establishing new NOx regulations for heavy-duty on-highway trucks. The agency is spurred by advances in...

News Green Design & Manufacturing
Advancing Aftertreatment
Regulations in North America and Europe may have settled for the moment, but the pressure is still on for development in aftertreatment.

News Transportation
SAE International Releases New Process for Measuring Aerosols in Aircraft Exhaust
SAE International, based in Warrendale, Pennsylvania, has published a new recommended practice for assessing the amount of nonvolatile particulate matter (nvPM)...

News Green Design & Manufacturing
Solving the Propulsion Puzzle
Never has vehicle propulsion strategy been so dynamic—and hotly debated—as it is today. And nowhere will engineers working in this space find a better place to learn about future directions than at SAE’s...

Technology Report Power
Mazda Details Electrification Strategy, Confirms Rotary Engine’s Return
In an announcement from Japan this week, Mazda—one of the few established automakers to articulate a comprehensive longterm commitment to hybridization or...

Articles Electronics & Computers
Toyota Launches Second-Gen Fuel-Cell Class 8
At a late-July auto-industry conference in Michigan, Toyota revealed the second generation of its Project Portal prototype Class 8 heavy-duty truck driven electrically from fuel-cell power. The...

News Power
Paccar Reveals New and Future Tech at CES 2018
Although 2018 marked its first-ever presence at the enormously influential Consumer Electronics Show (CES), Paccar made sure it fit right in with the show’s technology- and...

Q&A Green Design & Manufacturing
Green-Lighting Ford's "Clean" Technologies
As Ford Motor Co.'s Global Director of Vehicle Electrification and Infrastructure, Michael Tinskey eats, sleeps, and breathes sustainable mobility. His small group of "clean technologists" are linked...

News Green Design & Manufacturing
Chinese Suppliers Shift Focus to Services as Market Growth Slows
Chinese vehicle makers are altering their market strategies to cope with slower growth and increased competition. Many are focusing on services, often partnering with others...

Articles Aerospace
Submersion and Directed Flow Cooling Technology for Military Applications
As the US military shifts from boots on the ground to drones in the sky, there will be an increasing need for computing power on foreign soil, under the sea and in the...

Briefs Physical Sciences
Next-Generation Spectrometers for Rapid Analysis of Complex Mixtures
Molecules have internal motions that are characteristic of their structure and identity. These motions can be studied by spectroscopy in different regions of the...

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Enhancing Automotive Software Efficiency with vECU-based...
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Precision Under Pressure: The Centerless Grinding Advantage in...
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Automotive Margin Survival: Virtual Integration & Continuous...