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AEROSPACE ENGINEERING 2013-11

2013-11-06
Simulation supports aircraft safety From analyzing crashes to hard landings, the industry is evolving in how much it relies on CAE simulation to provide safer aircraft designs. As aircraft systems become more complex, simulation itself is evolving as well.
Magazine

AUTOMOTIVE ENGINEERING INTERNATIONAL 2013-10-01

2013-10-01
Chrysler sees the ICE future The three-year, $30 million Multi-fuel Multiair R&D program with the U.S. DOE is nearing completion. Here's what Chrysler Powertrain engineers have learned as they try to achieve a 25% fuel-efficiency gain. Counteracting cyber-attacks As vehicle systems become more complex and interact with more internal and external elements, the potential for outside intrusion and tampering increases for both vehicles and the transportation infrastructure. Kia moves upscale with 2014 Cadenza The all-new premium sedan is the Korean automaker's 'most technologically advanced' vehicle ever on U.S. roadways. 2014 Corvette: 460 hp, 30 mpg, 1 g, $52,000 No other sports car can match the C7's combination of performance, value, and overall efficiency. Chief Engineer Tadge Juechter provides insight on executing a masterpiece.
Magazine

Aerospace & Defense Technology: April 2022

2022-04-01
Artificial Intelligence in the Battlespace Key Considerations for a New Way of Fighting War Machining Beryllium Electrified Propulsion for Aerospace Where to Start The Future of Managing Mission-Critical Systems Improving Battlefield Connectivity for the Modern Warfighter How to Test a Cognitive EW System Molded RF Materials for Hypersonic Sensors and Seekers AUVSI XPONENTIAL Multimode Optical Fiber Sensing Although the vast majority of fiber optic strain sensors use single mode fiber, multimode fiber has a higher nonlinear threshold that enables higher light levels and lower noise, while the diversity of spatial modes can be used to develop sensors that are inherently immune to signal fading. Autonomous and Resilient Management of All-Source Sensors for Navigation Assurance As the number and type of sensors informing a system increases, so does the probability of corrupting the system with sensor modeling errors, signal interference, and undetected faults.
Magazine

Aerospace & Defense Technology: August 2020

2020-08-01
Reverse Engineering the Boeing E-3 Sentry's Secondary Flight Controls Vanadium - A Green Metal Critical to Aerospace and Clean Energy Thrust in Space - The Nuances of Thruster Valve Design 3D Printing Aerodynamic Improvements Cryogenic-Capable Isolators Improve the Performance of Millimeter-Wave Systems by Lowering Noise Levels Detection with Quantum Radar A new radar prototype utilizes quantum entanglement as a method of object detection. Preliminary Development of an Integrated Mobility, Lethality, and Survivability Soldier Performance Testing Platform Developing a methodology that incorporates objective measures of performance and is sensitive to changes in soldier-system equipment could help guide equipment manufacturers during product development and acquisition. Bore Elevation and Azimuth Measurement System (Beams) Newly developed laser apparatus verifies that the pointing accuracy requirement of a weapon's fire control system is met.
Magazine

Aerospace & Defense Technology: August 2023

2023-08-03
Electrifying Aviation: The Path to Decarbonizing the Skies /Electric aviation mirrors the early stages of the electric vehicle revolution Advances in Military Avionics Technologies Create New Challenges for RF Test and Measurement Plasma Electrolytic Oxidation: The Future of Lightweight Designs in Aerospace and Defense Advanced RF Simulation Reduces Cost and Schedule Risk Assure 5G NTN Performance Before Launch In the complex and quickly evolving 5G NTN landscape, simulating, emulating, and evaluating RF systems boosts mission success. Qualification of Multi-Channel Direction Finding Radar Receivers in The Lab Bullet Impact Testing of Ammunition and Explosives at Picatinny Arsenal A bullet impact (BI) test for evaluating the response of energetically loaded items has been established at the U.S. Army Combat Capabilities Command (DEVCOM) Armaments Center (AC) Explosive Development Facility.
Magazine

Aerospace & Defense Technology: December 2017

2017-12-01
High-Reliability Capacitors When the Mission Just Can't Fail WIAMan High-Tech Test Lab Focuses on Saving Soldiers' Lives Improving the Surface Finish of Additive Manufactured Parts A new chemical immersion treatment could revolutionise the aerospace industry Using Thermoplastic Composites for Aerospace Applications Identifying and Isolating Signals Using Radio Frequency Photonics Bioinspired Surface Treatments for Improved Decontamination: Commercial Products Investigation seeks to determine which coatings shed fluids most effectively. Mechanical Characterization and Finite Element Implementation of the Soft Materials Used in a Novel Anthropometric Test Device for Simulating Underbody Blast Loading Understanding the mechanical behavior of components made from eight soft polymer materials is necessary to ensure the predictive capability of WIAMan FE models.
Magazine

Aerospace & Defense Technology: December 2022

2022-12-01
Why are Aerospace & Defense Companies Embracing Additive Manufacturing? Simplifying Power Design with Modular Architectures The Role of DevSecOps in Modern Edge Systems Making Machines Curious Designing Multi-Channel Microwave Radio Systems Using Optical Interconnects Solving Military Satellite, Radar and 5G Communications Challenges with GaN-on-SiC MMIC Power Amplifiers Advanced Airborne Defensive Laser for Incorporation on Strike Fighter Aircraft A technical and operational analysis of an airborne "hard-kill" Ytterbium fiber laser-based anti-missile system for use on strike fighters. Additive Manufacturing Utilizing a Novel In-Line Mixing System for Design of Functionally Graded Ceramic Composites Exploring the development of a direct ink writing system with multimaterial and in-line mixing capabilities for printing inks composed of high solids-loaded ceramic particulate suspensions.
Magazine

Aerospace & Defense Technology: February 2014

2014-02-03
Thermal simulation and testing of expanded metal foils for lightning protection With the implementation of major aircraft structures fabricated from carbon fiber reinforced plastic materials, lightning protection has become a more complicated issue for designers and engineers to solve. Electronics take charge Digital controls are handling more engine control tasks on a wider range of aircraft.
Magazine

Aerospace & Defense Technology: February 2021

2021-01-28
Empowering Soldiers Through ISPDS Dispensable Gels vs Gap Filler Pads An Analysis of Thermal Management Materials Electronic Warfare Vying for Control of the Electromagnetic Spectrum More Bang for the Buck A New Design and Manufacturing Method for Deep Penetrating Bomb Cases A Comprehensive Way to Use Bonding to Improve RF Performance of Low Noise Amplifiers Army and Universities Deploy New Warfighter Communication Technology Radiation Effects on Electronics in Aligned Carbon Nanotube Technology (RadCNT) Characterizing the fundamental mechanisms and charge transport phenomena governing the interactions between ionizing and non-ionizing radiation with carbon-based (nanotube and graphene) field-effect transistors (FETs) devices and integrated circuits (ICs).
Magazine

Aerospace & Defense Technology: June 2014

2014-06-02
Europe's aerospace industry looking confident Apart from Airbus's highly visible presence in defense and commercial aircraft, Europe also has successful capabilities in helicopters, business jets, and aero engines, and in all these areas their global market share is growing. Comparing blade-element momentum modeling to 3-D CFD Many small unmanned aerial vehicles (SUAVs) are driven by small scale, fixed blade propellers, and the flow produced by the propeller can have a significant impact on the aerodynamics of the SUAV itself.
Magazine

Aerospace & Defense Technology: June 2016

2016-06-01
Digital Design Tools Simulating Thermal Expansion in Composites with Expanded Metal Foil for Lightning Protection Rugged Computing Designing VME Power Systems with Standard Modules Optical Sensors Optical Ice Sensors for UAVs Rotorcraft Technology Rotorcraft Icing Computational Tool Development RF & Microwave Technology Curled RF MEMS Switches for On-Chip Design: Design Software Supports BAE System's Mixed-Signal Chip Design
Magazine

Aerospace & Defense Technology: June 2017

2017-06-01
Small Form Factor Embedded Systems New Technologies Drive Diverse Solutions Making Laser Weapons a Reality Modelling and Simulation Tools for Systems Integration on Aircraft Rotorcraft Anti-Icing Systems Redundant Transmitting System in Aircraft (RTSA) Cassini Stays in Touch with NASA's Radio Science Subsystem Laser Integration on Silicon Photonic Circuits Through Transfer Printing New fabrication approach allows the massively parallel transfer of III-V coupons to a silicon photonic target wafer. High Energy Computed Tomographic Inspection of Munitions Inspection system provides additional level of quality assurance for R&D, reverse engineering, and malfunction investigations. Terahertz (THz) Radar: A Solution for Degraded Visibility Environments (DVE) Operating at higher frequencies than other types of radar produces tighter beams and finer resolution. Imaging Detonations of Explosives Using high-speed camera pyrometers to measure and map fireball/shock expansion velocities.
Magazine

Aerospace & Defense Technology: May 2021

2021-05-01
Powering Better Battlefield Drones Using Low-Frequency Broadband Sonar on UUVs Experimenting in Realistic Environments Gets NewTechnology to Warfighters Designing Rugged SWaP-Optimized MOSA Solutions for UUVs Does Your UAV Program Need a Transponder? Understanding the Requirements and Guidelines Developing New Anti-Drone Radar Technology Deceiving the Enemy: These Are the Drones You Are Looking For By developing UAVs for physical deception roles to shape an adversary's ability to visually observe and orient to situations, the US military can decrease risk to air and ground combatants during mission execution by causing adversaries to expend resources, delay their reactions, or react incorrectly to tactical situations.
Magazine

Aerospace & Defense Technology: October 2023

2023-10-05
DoD to Deploy Thousands of Low Cost Autonomous Systems Under Replicator Program Top Productivity Improvement Tips for Manufacturing Turbine Discs FACE Technical Standard Offers MOSA Lessons for Safety-Critical Software in Any Sector Adamant: A Soon-to-be Open Source, Mission-Critical Flight Software Framework Written in Ada Benefits and Challenges of Direct-RF Sampling for Avionic Platforms More Airports Test RF as Counter Measure for UAS in Restricted Airspace Adapting U.S. Army Acquisition to Ensure the Reliability and Safety of Autonomous Vehicles This report presents several challenges that the U.S. Army will face in the transition to autonomous vehicles, challenges that are only magnified in the current acquisition environment with limited testing. Artificial intelligence algorithms introduce additional complexity, resulting in systems with a complex combination of human, machine, and autonomous controllers.
Magazine

Aerospace & Defense Technology: September 2020

2020-09-01
Radiation-Tolerant FPGAs Solve Spacecraft Design Challenges Thermal Management for Directed Energy Weapons New Diamond Super-Material Enhances Aircraft Survivability Development of a Secure Private Neural Network Capability From DC to Daylight - How Innovations in Microwave Absorbers Shield the Warfighter Army Advances Materials for New Low-Profile Antenna Directed-Energy System to Defeat Small Unmanned Aircraft System Swarms New weapons technology is needed to combat the proliferation of small unmanned aircraft systems (sUAS), miniaturization of sensor technology, and advancement of UAS swarm logic that will enable swarms of sUAS to threaten US airbases by the 2025 timeframe.
Magazine

Aerospace Engineering & Manufacturing 2008-01-01

2008-02-01
Casting a vote for alloys Bringing lighter weight, improved performance, and enhanced repairability to airframes and engines. A sense of the future for UAVs Providing the unblinking eye for intelligence, surveillance, and reconnaissance. Light material brings heavy challenges Shift from aluminum to composites requires major changes in equipment, software. Ryan's 'Research' put to good use The Southwest Research Institue engineer assumes SAE President duties for 2008.
Magazine

Aerospace Engineering & Manufacturing 2008-05-01

2008-05-01
Clean, quiet commercial propulsion Engine manufacturers design future engines to meet noise, pollution, and fuel economy needs. Robots take over Dramatic changes in areas as diverse as semiconductor costs, software tools, and the trend toward regional aircraft are creating opportunities for airplane manufacturers to automate their factories. Rapid prototyping to rapid manufacturing Durable, temperature-resistant powders and materials enable the manufacture of complex components. The research race Aerospace R&D funding in the U.S. is on the upswing, but new priorities create challenges for universities.
Magazine

Aerospace Engineering & Manufacturing 2009-05-01

2009-05-01
An eye for detail Manufacturers hone next-generation designs with advanced measurement and inspection tools. Emissions progress New European research and development efforts aim to achieve step changes in engine emissions performance. Seeing virtually everything Simulating larger systems helps engineers understand more interactions.
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