Environment

Environmental testing

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Green Design & Manufacturing

Cummins Cylinder Deactivation Saves on Fuel and Emissions

Cylinder deactivation has become increasingly common across various types of commercial on-road ICE powertrains to meet the upcoming North American (EPA 27) and Europe (Euro 7)...

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SAE Standards News
Power

SAE Updates Gasoline Fuel-Injection Standards, Additions Expected

The Gasoline Fuel Injection Standards Committee (GFISC) plays a pivotal role in developing and maintaining SAE’s Standards, Recommended Practices (RP) and Information...

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Technical Innovation
Power

Allison’s Now Open for Hydrogen Testing

With the atomic number 1, hydrogen is the lightest element in the Periodic Table. However, its rapidly becoming a heavyweight for the future of mobility. Development of hydrogen fuel cell vehicle...

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Q&A
Power

Allison Advances Commercial-Vehicle Electronic Controls

Allison Transmission continues to invest in and accelerate its electric-vehicle propulsion solutions, but it also remains committed to its conventional product portfolio, which the...

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News
Communications

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...

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Articles
Photonics/Optics

Testing EMI Materials for Battlefield Applications

The testing of EMI materials must be rigorous and designed to predict performance over the lifetime of a material.

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Technology Report
Software

Radiated Emissions Testing Gathers Bandwidth

In a non-descript business park in Auburn Hills, Michigan, Bureau Veritas is conducting tests to help prevent electronic havoc. With today’s vehicles chock full of wired and wireless devices...

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News
Green Design & Manufacturing

Allison Builds a Testing Powerhouse

Reducing product development time is among the industry’s top priorities, particularly as vehicle makers transition into an electrified future. Waiting on the environment – climate, weather, terrain...

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News
Green Design & Manufacturing

New SAE Wireless Charging Standard Is EV Game-Changer

SAE International on October 22 announced publication of the first global standard that specifies, in a single document, both the electric vehicle- and supply equipment (EVSE)...

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Q&A
Power

Integrating Ultra-Low NOx Technology Presents Challenges

Ultra-low NOx regulations proposed by the California Air Resourced Board (CARB) call for 0.05 g/hp-hr tailpipe NOx in 2024, with a second stage in 2027 further reducing NOx to 0.02...

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Articles
Test & Measurement

Designing Battery Packs for Harsh Environment Mission-Critical Devices

Learn about design considerations for manufacturing a battery pack that operates in extreme temperatures, absorbs shock and vibration, and maintains a watertight seal.

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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...

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News
Power

2019 HEICE Symposium Kicks off Week of Valuable Engineering Insights

The 2019 SAE High Efficiency Internal Combustion Engine (HEICE) Symposium kicked off a week’s worth of SAE World Congress events in Detroit on Sunday, April 7. Now in...

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News
Test & Measurement

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)...

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Articles
Test & Measurement

Streamlining EMC Solutions for Avionics Interfaces

Lightning strikes to jet airliners are common - about once every 1000 flight hours. The DO-160G standard, Environmental Conditions and Test Procedures for Airborne Equipment, is a standard for...

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News
Test & Measurement

DigitalGlobe Taps Satellite Images, Data Analytics, AI, Machine Learning to Map Continent for PSMA Australia

DigitalGlobe, a Maxar Technologies company (NYSE:MAXR), in Westminster, Colorado, has harnessed artificial intelligence (AI), machine...

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News
Manufacturing & Prototyping

Aircraft Maintenance Technicians Seek Simplified, Portable, Fast Aviation Eddy Current Testing

In aircraft maintenance and repair, eddy current devices have long been used to nondestructively test (NDT) wheels, struts, propellers, airframes,...

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News
Manned Systems

NASA, Boeing, SpaceX to Launch ‘New Era in Human Spaceflight’

Astronaut launches will return to U.S. soil for the first time since the space shuttle’s retirement in 2011. NASA officials have named the first U.S. astronauts who will fly...

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News
Data Acquisition

SaraniaSat Wins $5M NASA InVEST Contract for Hyperspectral Thermal Imager

SaraniaSat, an aerospace start-up in Los Angeles, won a three-year, $5.1 million NASA In-Space Validation of Earth Science Technologies (InVEST) contract to test and...

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News
Automotive

NASA Invests in Aerospace Start-Up, University Projects on CubeSat Platform

NASA Science Mission Directorate officials in Washington are funding three new projects selected from a pool of 25 received in response to the NASA Earth Science...

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News
RF & Microwave Electronics

Viasat Military-Grade Airborne SATCOM Antenna Achieves FAA Certification, Completes Air Force C-17 MACC Testing

The Global Mobile Antenna ( GMA) 5560-101, aKu-/Ka-band multi-network, multi-mode satellite communications (SATCOM) antenna from...

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News
Aerospace

Rolls-Royce Starts Lean-Burn Combustion Engine Icing Tests

In March, a new demonstrator engine by Rolls-Royce, featuring a cutting-edge lean-burn and low-emissions combustion system for future jet engine programs, began icing tests at the...

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Articles
Aerospace

Using Thermal Simulation to Model the Effects of Wind on the Mars Curiosity Rover

The Centro de Astrobiología (CAB), a joint center of Consejo Superior de Investigaciones Cientificas and the Instituto Nacional de Tecnica Aeroespacíal...

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Briefs
Electronics & Computers

Silicon Based Mid-Infrared SiGeSn Heterostructure Emitters and Detectors

Enhancing the performance of GeSn p-i-n photodiodes using gold metal nanostructures. The goal of this research project was to advance the science and technology of...

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Articles
Aerospace

Deploying Next-Generation UAS Platforms with 3U VPX

More powerful. Lighter. Cooler. These are the key criteria for the design of Line Replaceable Units (LRUs) in next-generation Unmanned Aerial System (UAS) platforms, which continue to grow in...

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Articles
Aerospace

UUV Developments for Defense and Commercial Applications

Autonomous Undersea Vehicles (AUVs), also commonly referred to as Unmanned Undersea Vehicles (UUVs), have a history dating back to 1957 with the Special Purpose Underwater Research...

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Articles
Aerospace

Using Multi-core Processing to Deliver Better Intelligence

The rapidly evolving and changing asymmetric threats confronting the U.S. military are dramatically escalating demands for intelligence, surveillance, and reconnaissance (ISR). Even...

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Briefs
Photonics/Optics

AlInGaN Bandgap and Doping Engineering for Visible Laser Diodes

There is a great need to develop chip-scale visible lasers for many applications, including laser sight, environmental monitoring, and compact pumping sources for ultra-short laser pulse generation, high-luminous full-color displays, new-generation solid-state lighting, etc. The...

Articles
Aerospace

The Ballistic Missile Defense System: An Integrated Approach to Global Defense

Although the end of the Cold War signaled a reduction in the likelihood of global nuclear conflict, the threat from ballistic missiles has grown steadily as...

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