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Hybrid Powertrains in the Product Mix
Perfect is the enemy of good. That aphorism embodies some of the frustrations voiced by trucking-industry companies and associations when it comes to satisfying lower greenhouse gas (GHG) and NOx...
Articles Electronics & Computers
Aftertreatment Comes With Challenging Diagnosis
Regulations including U.S. EPA Tier 4 have altered design concepts, ramping up the importance of monitoring fuel usage and emissions. Engines and aftertreatment systems must remain in...
Articles Energy
Rotary SI/CI Combustion Engines: A Thing of the Future?
Today’s small piston engines can be inexpensive, and have suitable reliability to serve a variety of applications including scooters, motorcycles, ATVs, boats, lawn and garden...
Articles Aerospace
Setting the Standard
Meggitt CTO Emeritus begins term at helm of SAE International, seeks to encourage cross-sector relations, elevate image of SAE as aerospace industry leader.
Articles Transportation
E Pluribus Unum
Inputs from radar, cameras, and other sensors that are already improving safety and convenience are being merged into holistic images that will pave the way for autonomous driving. When input from many sensors is combined,...
Articles Energy
Getting a Grip on AWD Efficiency
All-wheel drive is becoming a must-have feature for drivers who face slippery roads and daunting grades in winter. The growing popularity of the technology is fueled by the worldwide boom in B- and...
Articles AR/AI
CES 2025: Deere Advances Off-Highway Autonomy
With the pungent smell of garlic in the air and the threat of tremors from three major fault lines, a select group of journalists invited to John Deere’s Gilroy, California, test center in...
Articles RF & Microwave Electronics
What is Drone Jamming and How Can it Be Countered?
Deliberate RF jamming of drones has become one of the most common battlefield tactics in Ukraine. But what is jamming, how does it work and how can it be countered by unmanned aerial vehicles in the field? Read on to find out.
Articles Manufacturing & Prototyping
Researchers Use Ancient Japanese Art Method to Create Tunable Antennas
Researchers at Drexel University and the University of British Columbia believe kirigami, the ancient Japanese art of cutting and folding paper to create intricate three-dimensional designs, could provide a model for manufacturing the next generation of antennas. Read on to learn why.
Articles Materials
These Speedy Cold Spray Machines Can 3D Print Vehicle Parts in War Zones
As “point of need” additive manufacturing emerges as a priority for the Department of Defense, Australian 3D printing provider SPEE3D is one of several companies demonstrating that its machines can rapidly produce castings, brackets, valves, mountings and other common replacement parts and devices that warfighters often need in an on-demand schedule when deployed near or directly within combat zones. Read on to learn more.
Articles Electronics & Computers
Analog Transformation Complements Open System Designs to Optimize Modern Defense Systems
Miniature, modular, and intelligent gateways can be embedded into analog components to replace and re-imagine old firmware and analog mitigation circuitry. These new, embedded gateways promise to bring open architecture deeper into the tactical edge and realize a new level of agility throughout the lifecycle of a system, from design through sustainment of hybrid digital and analog systems. Read on to learn more.
Articles Energy
Acquiring and Telemetering Test Data from Hypersonic Platforms
Hypersonic aircraft and ordinance developments are becoming more common, and the unique vehicle designs present several challenges for flight test applications. Many of these challenges can be addressed using existing hardware and techniques. Read on to learn more about it.
Articles Materials
Making a Material Difference in Aerospace & Defense Electronics
Laminate materials are indispensable in the manufacture of boards and flexible circuitry for aerospace and defense electronics. Their unique properties address stringent demands, ensuring systems perform reliably under extreme conditions. Read on to learn more.
Articles Energy
Crafting Safe, Long-Cyclable Lithium Metal Batteries for High Temperatures
A research team led by Professor Dong-Myeong Shin of the Department of Mechanical Engineering at the University of Hong Kong has developed a new generation of lithium metal batteries, representing a significant advancement in the field. Here, an interview with Shin to learn more about the technology.
Articles Green Design & Manufacturing
Where Do EV Batteries Go When They Die?
Some go to Cox Automotive’s battery solutions center in Oklahoma City, where the company works with OEMs on their post-sale needs. Others get recycled, with lots of OEMs teaming up with Redwood Materials. Read on to find out what happens to the others.
Articles Green Design & Manufacturing
Solving the Battery Recycling Challenge
The surging global popularity of electric vehicles is creating a new challenge: a mounting pile of spent lithium-ion batteries. In just a decade, more than 1.2 million tons of lithium-ion batteries will reach their end-of-life, creating an urgent need for efficient and profitable recycling solutions. This impending battery waste crisis presents both a challenge and an opportunity. Read on to learn more.
Articles Power
DC-DC Converters for High Reliability eVTOL Auxiliary Power Systems
eVTOL power system architectures are not yet well defined, and with the wide variety of possible configurations, from small, unmanned drones through multiseat passenger craft, there may never be one standard. Read on to learn what this means.
Articles Energy
SwRI Rolls out Hydrogen Demonstration Truck
For decades, the running joke around hydrogen being a viable fuel for commercial trucks has been that its “ten years away from being ten years away.” Though H2-fueled rigs operating at scale...
Articles Manned Systems
Making Software-Defined Vehicles Cyber-Secure
There is one sure-fire way to secure commercial vehicles from cyber-attacks. “You just remove the connectivity,” quipped Brandon Barry, CEO of Block Harbor Cybersecurity and the moderator...
Articles Design
Virtual Casting Improves Powertrain Design
CAE (computer-aided engineering) is proving to be a vital part of the engineering process in casting. “We would not contemplate making even a simple casting today without first analyzing it...
Articles Software
Replicating the Racing Experience
Vehicle dynamic simulation is a mature engineering process thanks to professional driving simulators. Vehicle dynamics studies have been repeatedly tackling the conflict between detailed simulation models...
Articles Transportation
Horse Racing
Detroit’s pony car category has been consistently popular with both car buyers and racing fans, so it makes sense that the U.S. automakers would pursue venues for racing their sporty 2+2s against each other.
Articles Transportation
Development Trends for Heavy Engines
Compliance to today’s emission legislations for heavy-duty (HD) diesel engines in commercial vehicles (CVs) demands a reduction of NOx and particulate matter emissions in the entire engine operating...
Articles Power
Off-highway Calibration Challenges — Big and Complex
The U.S. EPA Tier 4 Final emissions regulations are set for final phase-in during calendar year 2015. This final phase-in period focuses on large engines, producing greater than 560 kW...
Articles Transportation
Hydraulics Still in Control of Off-highway Needs
Aggregations of electric vehicles will begin serving as “virtual power plants” to balance the electric grid by sourcing and absorbing power.
Articles Transportation
Next-gen Nsx: A Twin-turbo, Multi-material Ferrari-fighter
Three years removed from its concept-design debut, the Acura NSX supercar took to the 2015 North American International Auto Show (NAIAS) stage once more, this time in its...
News Software
Integrating Sensor Data: Selecting an ADAS Decision-Making Process
Governments have been studying Advanced Driver Assistance Systems (ADAS) since at least the late 1980s. Europe’s Generic Intelligent Driver Support initiative ran from...
Articles Electronics & Computers
DEF Delivery Modeling for SCR Systems
Aggregations of electric vehicles will begin serving as “virtual power plants” to balance the electric grid by sourcing and absorbing power.
Articles Energy
Making Better EV Batteries — From the Bottom Up
After chemist Marina Safont sealed the door to the ultra-dry room in BASF’s Battery Material Lab, the air inside the cramped antechamber gradually grew arid, almost as if a desert Sirocco...
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NewsRF & Microwave Electronics
Microvision Aquires Luminar, Plans Relationship Restoration, Multi-industry Push
INSIDERAerospace
A Next Generation Helmet System for Navy Pilots
INSIDERDesign
New Raytheon and Lockheed Martin Agreements Expand Missile Defense Production
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How Airbus is Using w-DED to 3D Print Larger Titanium Airplane Parts
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Ford Announces 48-Volt Architecture for Future Electric Truck
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Electronics & Computers
Cooling a New Generation of Aerospace and Defense Embedded...
Automotive
Battery Abuse Testing: Pushing to Failure
Power
A FREE Two-Day Event Dedicated to Connected Mobility
Unmanned Systems
Quiet, Please: NVH Improvement Opportunities in the Early Design Cycle
Automotive
Advantages of Smart Power Distribution Unit Design for Automotive &...
Energy
Sesame Solar's Nanogrid Tech Promises Major Gains in Drone Endurance