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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...

News

Motion Control

Shell Details Upcoming Engine-Oil Developments

Shell Rotella hosted journalists at the National Tractor Pulling Championships in Bowling Green, Ohio, in August, where the company was sponsoring tractors run by Koester Racing in the...

Technical Innovation

Propulsion

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 sized...

News

Motion Control

A Darker Side of the Chip-Shortage Story

The effects of the global semiconductor shortage on new-vehicle availability, and industry profits, are well known. But an even more significant effect of the “chip” shortage has been going on...

News

Manufacturing & Prototyping

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 stationary-energy...

News

Mechanical & Fluid Systems

SAE International Extends Call for Abstracts, Seeks Submissions for AeroTech Conference

Engineering Events staff at SAE International in Warrendale, Pennsylvania, have extended the call for abstracts through September 21 for the...

News

Software

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 are...

News

Power

SAE WCX 2022: The Road to Zero Emissions Has Many Lanes

Emissions are currently one of the hottest macro topics across the automotive industry. Governments around the world are ramping up regulations over the coming decades to reduce the...

Editorial

Electronics & Computers

Combustion Engines Carry on in Construction

A recent virtual panel discussion reminded me that we ought not forget the propulsion workhorse of our industries: the good ol’ diesel engine. It’s sometimes easy to forget in the avalanche...

News

Electronics & Computers

Addressing Electromagnetic Compatibility in the Context of Aircraft Electrification

In the current context of aircraft electrification, the aerospace industry needs to address increased design complexity and higher levels of integration, which...

News

RF & Microwave Electronics

Industry Invited to Participate in AeroTech Aerospace and Defense Technical Program

SAE International is inviting global participation in its AeroTech® aerospace and defense technology conference and exhibition, which is for the first time...

News

Green Design & Manufacturing

Softing Supports a Standardized Diagnostic Protocol

On-board diagnostics (OBD) is required to monitor emissions-related components such as heavy-duty diesel engines and their emissions control systems. Though the use of electric drives is...

News

Power

Off-Highway Emissions Set to Get Stricter

Emissions regulators currently are largely focused on on-highway NOx and CO2 reductions, according to Dr. Mihai Dorobantu, director of Technology Planning and Government Affairs for Eaton Vehicle...

Articles

Power

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

Power

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 – are...

News

Energy

Cummins Unveils EPA-Compliant 2021 Heavy-Duty Diesels

Cummins reserved its first virtual press event since the pandemic onset to reveal details of its EPA 2021 emissions-compliant X12 and X15 Performance Series engines. Built upon the...

Articles

Power

An Exhaust Symphony in the Key of C8

Few things in the automotive space are more soul-stirring than the sound of a V8 engine – at wide-open throttle, or top-gear cruising, or at any combination of engine speed and load in between. For...

News

Energy

Commercial Trucks Employ Range of Power Systems

Regulations continue to transform the powerplants used in commercial trucks, making fuel consumption and emissions reductions twin goals for many OEMs, upfitters and aftermarket suppliers at...

News

Green Design & Manufacturing

Mahle Reveals ‘Fits All’ Modular and Scalable Integrated Hybrid Powertrain

Mahle is developing a complete “fits all, off-the-shelf” modular hybrid-drive propulsion system for a wide range of automakers’ models, designed to cut...

News

Software

Fuel-Cell Nanoparticle Clusters May Cut Platinum Catalyst Costs

Fuel-cell technology is a big subject with some very small but vital aspects, one of which is the size of atomic platinum clusters. Reduce these and the amount of platinum...

News

Manned Systems

Diesel Darkness Won’t Go Away

Although it may takes years to avoid instantly associating the words “diesel” and “scandal,” Volkswagen – the auto company most closely linked with the diesel emissions-cheating scheme that brought...

News

Manned Systems

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...

News

Test & Measurement

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

Manned Systems

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

Automotive

Boeing and NASA Unveil Lightweight, Ultra-Thin, More Aerodynamic Transonic Truss-Braced Wing Concept

Engineers at Boeing and NASA are collaborating on a lightweight, ultra-thin Transonic Truss-Braced Wing (TTBW) concept, designed to be more...

News

Power

SAE International Launches Aerospace Technology Symposium at Japan Aerospace 2018

SAE International, a global association committed to being the ultimate knowledge source for mobility engineering, is bringing together subject-matter experts...

News

Energy

Cummins Unveils PowerDrive Hybrid-Electrics, Euro 7 Diesel Concept

As vehicle and equipment manufacturers continue to move away from pure diesel power, Cummins has unveiled a suite of plug-in hybrid-electric powertrain solutions under the...

News

Green Design & Manufacturing

Weber Metals Unveils New 540-Meganewton Press for Aerospace Components

As aircraft become larger, lighter, and increasing more sophisticated, so do their components and parts. Follow that logic, and part manufacturing must also become more...

News

Sensors/Data Acquisition

Air Mobility Innovations Take Center Stage at Aerospace Systems and Technology Conference

Hundreds of aerospace executives, engineers, scientists, and academics are gathering in London this week for Aerospace Systems and Technology Conference...