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SAE Truck & Off-Highway Engineering: December 2023

2023-12-14
Perkins bets big on smaller engine The new 2600 Series 13-liter engine for off-highway machines will do more with less thanks to variable geometry turbocharging. BorgWarner targets more- sustainable e-motors System optimization and lifecycle analysis are key to taking heavy rare earths out of next-gen motors for commercial EVs. Enhancing digital platforms with CT data analysis TE Connectivity gains critical insights using Volume Graphics software throughout design, simulation and manufacturing.
Magazine

Aerospace & Defense Technology: June 2023

2023-06-01
Overcoming Machining Productivity Challenges with Aerospace Components Why the Turbomachinery Industry is Increasingly Bullish on Additive Manufacturing 3D-printed metal-alloys are answering critical needs for high fluid flow, high-pressure parts. Airborne Inspection Sensor Evolves with LiDAR, Mid-IR and Artificial Intelligence Air Force eVTOL Research and Development Programs Make Remote Pilot Progress Creating a Digital Gateway for RF Domain Will Advance Designs That Meet DoD Initiatives Understanding the Unique RF Interconnect Requirements for Ultra-Demanding Hypersonic Missile and Satellite Applications ADS-B Classification Using Multivariate Long Short-Term Memory This analysis extends previous research that used long short-term memory-fully convolutional networks to identify aircraft engine types from publicly available automatic dependent surveillance-broadcast (ADS-B) data.
Magazine

Aerospace & Defense Technology: May 2023

2023-05-11
How Electrification and Autonomy Can Unlock the Potential of Unmanned Ground Vehicles VITA 90: Small Form Factors for UAVs and Other Space Constrained Platforms 3D Scanning Provides Key Weapon for Aerospace and Defense Manufacturing New Approach to Viscosity Enables Complex Motions in Soft Robots Ghoul Tool: The Weapon-Mountable Counter UAS Transmitter Autonomous Surveillance Technologies Relating to Dismounted Soldiers The development of the autonomous applications for dismounted Soldier systems is paramount to defeating our adversaries, such as China and Russia, in future combat. A comprehensive literature re-view is necessary to assist in defining the best path forward. Robust MADER: Decentralized Multiagent Drone Trajectory Planner Communication delays can be catastrophic for multiagent systems. However, most existing state-of-the-art multiagent trajectory planners assume perfect communication and therefore lack a strategy to rectify this issue in real-world environments.
Magazine

Autonomous Vehicle Engineering: April 2023

2023-04-13
Editorial Threats to automation's reputation The Navigator Increasing EV range through increased compute efficiency The Road to Zero Prototypes ADAS and HMI development are important applications for new simulation solutions. Lidar vs. Everybody in the Onboard Sensor Race Future vehicle systems will feature a reduced sensor array, but still will need a technology combination for safe performance. Toyota's Advanced R&D Puts Humans First Creating technologies that amplify human experience and endeavor to help solve society's biggest challenges is the mission of the Toyota Research Institute. Tesla's FSD Recall Impacts AV Industry The automaker's recall of its Full Self Driving Beta leaves a significant dent in automated driving's credibility. Mercedes Mimics Microsoft Mercedes-Benz developed an in-house operating system to join an all-new vehicle platform architecture to enhance automated driving, OTA updates and other features. New Tools & Technologies
Magazine

SAE Truck & Off-Highway Engineering: April 2023

2023-04-13
Headliners from Las Vegas Big reveals abounded at the triennial CONEXPO trade show. Following are some of the most notable unveilings from the desert. Cat doubles down on diesel with new C13D platform Deere pursues electric construction machines and charging infrastructure JCB debuts clean-sheet hydrogen combustion engine Volvo CE unveils electric asphalt compactor, announces NA arrival of L350H loader Honda reveals next-gen Autonomous Work Vehicle Deere 3D-prints fuel valves for tractors HP's binder jetting technology and GKN's manufacturing expertise helped John Deere realize its first 3D-printed metal part for mass production. Returning to the SAE presidency for 2023 Setting a "prudently aggressive" mindset in advancing SAE's goals in the mobility ecosystem.
Magazine

Automotive Engineering: September 2022

2022-09-01
Chattanooga Power Haus Volkswagen sprints forward in the EV race by integrating battery test, production and EV assembly in the U.S. A materials lesson in Civics Honda's Indiana-based project leader shares insights on meeting all-new product challenges with the launch clock ticking - during COVID. From emissions tech to EV electronics Eberspaecher's Electronics unit is enabling big growth in EV and AV business.
Magazine

Aerospace & Defense Technology: September 2022

2022-09-01
The Sky is No Longer the Limit Celebrating 75 Years of Air Force Technology Air Force Technology Timeline Leveraging New Technologies for Mil/Aero Electronic Systems MOSA Enclosure Design for Military Systems Three Challenges to 5G's Military Success How to Specify and Select RF Filters Investigation of Requirements and Capabilities of Next-Generation Mine Warfare Unmanned Underwater Vehicles Model-based systems engineering (MBSE) tools, including functional flow block diagrams and functional hierarchies, are used to logically define mine countermeasure (MCM) UUV operations and support the development of alternative concepts of operations. On the Pulsed Laser Ablation of Metals and Semiconductors A comparison of effects across disparate experimental regimes through the study of pulsed laser ablation over several orders of magnitude in pulse duration, fluence, and material properties.
Magazine

Automotive Engineering: July/August 2022

2022-08-01
R1T Exposed! A comprehensive teardown of Rivian's pioneering electric pickup reveals praiseworthy build quality, innovative thinking…and some lapses in manufacturability. EVs drive NVH materials innovation Skateboard platforms, high-frequency motor noise push lower dB thresholds and new countermeasure solutions. Optimizing design for additive manufacturing Avoiding the pitfalls of 3D printing requires knowing the process limitations - and how to work around them. An expert at a leading AM specialist shares insights on getting it right. Real-time processors help drive the zonal E/E revolution With its new generation of software-compatible processors, NXP aims to accelerate systems consolidation and performance.
Magazine

Aerospace & Defense Technology: June 2022

2022-06-01
Designing for Space and Other Extreme Environments The Next Generation of Mission-Critical Communications Infrastructure is Here Designing Transportable, High-Performance AI Systems for the Rugged Edge Digitalization in the Aerospace Sector From Product Design to Manufacturing & Operations 3D Printing Metal Parts on a Ship What Does the Navy Require to Make the Dream a Reality? Pushing the Boundaries of RF Passive Hardware with Additive Manufacturing What is Pulse Shaping? Unmanned Aircraft Systems to Support Environmental Applications within USACE Civil Works The U.S. Army Corps of Engineers (USACE) has identified a number of research and development (R&D) opportunities to help reduce disaster risks, including cost-efficient technology, such as un-manned aircraft system (UAS) technology for accurate, detailed, and timely two-dimensional and three-dimensional monitoring of coastal and riverine landscapes.
Magazine

SAE Truck & Off-Highway Engineering: June 2022

2022-06-01
Paving the way for the hydrogen highway Experts at SAE WCX 2022 look beyond EVs to other systems that can garner net-zero capabilities. Electric mobile machines won't abandon hydraulics Bosch Rexroth executive stresses that electrification in off-highway applications must make optimum use of both next-gen electric and hydraulic technology. Aftermarket augments off-highway autonomous efforts Kontron and Intel experts explain how rugged, modular COM Express solutions reduce complexity and allow retrofit of autonomous systems on heavy mobile equipment. Solving the challenges of Megawatt chargers Littelfuse executive details an alternative technique for fast and efficient high-power charging of commercial electric vehicles. Supplier Directory Complete listing of industry suppliers categorized by technology area.
Magazine

Automotive Engineering: April 2022

2022-04-01
Airing on the side of innovation Lucid Motors' home-grown innovations are leading the pace in electrification. Top engineers tell how and why they're building a benchmark with the new Air EV. Keeping combustion in the conversation The world needs ICEs to stick around - here's how. Engineering a 'Maverick' hybrid transmission Ford Powertrain engineers marry their new in-house electric machine with the proven HF45 transmission - under aggressive vehicle program timing. Driving electrified powertrain systems design Drive System Design punches beyond its weight class in meeting customer needs for electrified powertrain systems engineering services. DSD's North American chief Jon Brentnall explains.
Magazine

Automotive Engineering: March 2022

2022-03-01
The ONE for battery innovation Michigan-based battery upstart Our Next Energy is tackling energy density, cost and safety with new approaches to architecture and cell chemistries. Motor moves With EVs on the path to high-volume market penetration, automaker and supplier drive-motor production strategies come into focus. Expanding ADAS roles for radar and cameras Evolving into lidar alternatives, the bread-and-butter sensors of ADAS are seeing potential far beyond commodity status.
Magazine

Aerospace & Defense Technology: February 2022

2022-02-01
What system Designers Should Know About MOSA Standards Microtube Technology A Catalyst for Next-Gen Aerospace Thermal Control Space Industry Test Challenges Advancing Metrology at Mach Speed Drone Mounted Inspection Breaks Barriers for F-35 RF Technology Helps Connect Avionics Systems Using Open-Cavity Plastic Packages in Avionics Applications Electronic Prognostics - A Case Study Using Global Positioning System (GPS) Prognostic health management (PHM) of electronic systems presents challenges traditionally viewed as either insurmountable or not worth the cost of pursuit, but recent changes in weapons platform acquisition and support requirements has spurred renewed interest in electronics PHM, revealing possible applications, accessible data sources, and previously unexplored predictive techniques.
Magazine

Automotive Engineering: November/December 2021

2021-12-01
High on hydrogen Through its Symbio joint venture with Michelin, Faurecia expands far beyond its interior-systems base into the fuel-cell future. Simulating a faster route to ADAS and AV validation With its new cloud-based Simphera platform, dSpace responds to demand from global automated-vehicle development teams to help manage their expanding, complex workload. Innovating the methanol fuel cell Using methanol as the source fuel provides an alternative to a gaseous-hydrogen distribution and storage infrastructure, among other potential benefits. Engineering the 2022 Toyota Tundra Chief Engineer Mike Sweers talks structure, materials and a different approach to hybrid power.
Magazine

Aerospace & Defense Technology: October 2021

2021-10-01
Developing Object Detection Systems for Autonomous Underwater Vehicles Developing Thermoplastic Composites for Use in Commercial Aircraft An Automated System for Multi-Physics Modeling Taking the Tactical Cloud with You Small Form Factor, Modular Data Centers at the Edge of the Battlefield Remanufacturing Reimagined How Selective Electroplating Extends Service Life and Reduces the Cost of Aerospace Components Satellite Paves the Way for Improved Storm Tracking Solar-Powered Satellite Hardware in Orbit Impact of Satellite Intelligence, Surveillance and Reconnaissance on Modern Naval Operations Determining whether afloat availability of satellite ISR, a technology that is relatively new, fundamentally changed naval operations and if so, to what degree. 3D Data Acquisition Platform for Human Activity Understanding Implementing motion capture devices, 3D vision sensors, and EMG sensors to cross validate multi-modality data acquisition and address fundamental research problems involving the representation and invariant description of 3D data, human motion modeling and applications of human activity analysis, and computational optimization of large-scale 3D data.
Magazine

Automotive Engineering: July/August 2021

2021-07-29
Making the case for in-wheel motors IWMs can improve EV efficiency, dynamics, safety, and manufacturability - when unsprung mass is addressed in their design. 3D printing scales-up Constant innovation in machine design, compatible materials and design software is leading additive manufacturing from the prototype shop to the production floor. Boosting patents during the pandemic Nissan's North American researchers set a company record for their patent output during the first year of the pandemic. Two teams revealed how they kept the IP on track.
Magazine

Automotive Engineering: May 2021

2021-05-06
Software transforms vehicle development Software-defined vehicles are driving major changes in hardware and control architectures. Model-based analysis of e-motor designs Observing the magnetic field distribution, electromagnetic torque, and iron loss distribution allows engineers to optimize specific performance with minimal weight and material costs. NVH simulation meets realism New toolsets help reduce development time and bring sound and vibration data into the real world. Metamaterials R&D targets NVH abatement Nissan readies its lightweight acoustic solution for 2022 production - will Hyundai follow?
Magazine

Autonomous Vehicle Engineering: May 2021

2021-05-01
Editorial Making Safety Standard The Navigator Sensor Monoculture is a Terrible Idea 3D-printed Radar Rises Toward Production Lunewave's unique Luneburg-lens technology aims to simplify vehicle radar arrays - and deliver better ADAS and AV performance. Accelerating Automotive Radar NXP's new, fifth-generation chipsets unleash 16-nm FinFet technology to the ADAS and AV markets. Autonomy's Computing Backbone Cloud-computing networks are speeding AV development and preparing to manage tomorrow's data-reliant AV fleets. Get in Line Evolving truck-platooning techniques are paving unique paths to high-level commercial vehicle autonomy. Ford in 'No-hands' Land BlueCruise hands-free driver-assist is available later this year for the Mustang Mach-E and F-150 pickup. ADAS-equipped Trucks Save Bucks Bosch research finds one specific driver-assistance feature may reduce costs associated with property damage by up to 35% for Class 7 and 8 trucks.
Magazine

Automotive Engineering: April 2021

2021-04-01
Optimizing hybrids for cost and fficiency AVL engineers detail a modular engine program suitable for all forms of hybridization. ICE: Once more, with feeling BorgWarner CSO sees at least one more generation of the ICE before its 'sunset.' Actuating hybrid and EV efficiency More sophisticated driveline-disconnect systems are part of the electrified-vehicle future, says the head of controls at Stoneridge. The world's piston maker charts the ICE future According to Mahle's research VP, the remaining development path for internal combustion is clean, electrified and ready for alternative fuels. Pumping EV heat Heat-pump technology is a game-changer for the widespread adoption of electric vehicles, says a service-tech training expert and EV owner.
Magazine

SAE Truck & Off-Highway Engineering: August 2020

2020-08-06
Big future for e-axles, advanced motors Top transmission engineers claim driveline electrification will transform everything from all-wheel drive to Class 8 tractor-trailers. Big data's benefits keep a-comin' Gigabytes of data are being collected and increasingly mined to improve field operations, maintenance and even vehicle design. Transformative times Despite a challenging climate, technology development progresses - as does the sharing of innovative ideas - virtually. Editorial Zeroing in on zero emissions Softing envisions secure, reliable predictive maintenance Reconstructing accidents in the ADAS age Paving the way to improved truck fuel efficiency Nikola looks to accelerate production, hydrogen infrastructure Mecalac designs unique-pivoting swing loader Q&A' Horiba's Joshua Israel discusses complex regulatory landscape's impact on commercial-vehicle development and shift to electrification.
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