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Simulation helps manage change in aircraft manufacturing Commercial aircraft demand is up even while sequestration and other forces are forcing scale-backs in defense-related programs. From managing complex supply chains to improving scrap rates in casting, digital simulation is proving a valuable aid.

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.

The Rapid Rise of Beryllium-Aluminum Alloys in Aerospace Aeroacoustic Simulation Delivers Breakthroughs in Aircraft Noise Reduction Using System Simulation to Manage Increasing Thermal Loads on Aircraft Fuel Systems Ensuring the Compliance of Avionics Software with DO-178C Microwave Photonic Notch Filter Helps Ensure Critical Mission Success Measuring Propellant Stress Relaxation Modulus Using Dynamic Mechanical Analyzer New testing technique requires less material, gives more accurate results. Combustion Characteristics of Hydrocarbon Droplets Induced by Photoignition of Aluminum Nanoparticles Test methodology allows analysis of combustion dynamics for subscale rocket injectors under super critical conditions. Vapor Pressure Data and Analysis for Selected Organophosphorous Compounds: DIBMP, DCMP, IMMP, IMPA, EMPA, and MPFA Determining the thermophysical properties of chemical warfare agent simulants can help evaluate the performance of defensive equipment.

Additive Manufacturing How 3D Printing Will Transform the A&D Support Chain Advances in Lightweight Electronics Protection Conformal Coatings Increase Reliability of Aerospace and Military Assemblies Powering Outer Space An In-Depth Look at Aerospace Battery Technology Using High Bandwidth Oscilloscopes to Analyze Radar and Electronic Warfare Systems Bio-inspired Airborne Infrastructure Reconfiguration (BioAIR) EMI Analysis Software Helps Telescope Group Simulate RFI Mitigation Epitaxial Growth of Rhenium with Sputtering Processing and Characterization of Polycrystalline YAG (Yttrium Aluminum Garnet) Core-Clad Fibers Multi-Scale Analysis of Deformation and Failure in Polycrystalline Titanium Alloys Under High Strain Rates Abrasion Testing of Products Containing Nanomaterials Spectrum Fatigue of 7075-T651 Aluminum Alloy under Overloading and Underloading

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.

Wireless sensing--the road to future digital avionics A look at the comparative performance of wired and wireless sensors, type of wireless sensors & interfaces, frequency performance, protocols, network topologies and qualification standards. Testing reality in an increasingly complex design space Digital simulation tools have transformed the designing and testing of new airplanes, as well as the way they are manufactured and sustained.

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).

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.

Interoperability Standards Pave the Way for Modular Robotic Manipulators Solar Powering UAVs Deploying COTS Subsystems in UUVs Developing a Multi-Modal UGV Robot Control Interface Fast-Tracking Autonomous Vehicles with Simulation Gesture-Based Controls for Robots: Overview and Implications for Use by Soldiers Identifying the Flow Physics and Modeling Transient Forces on Two-Dimensional Wings Experimental Confirmation of an Aquatic Swimming Motion Theoretically of Very Low Drag and High Efficiency The Scaling of Loss Pathways and Heat Transfer in Small Scale Internal Combustion Engines A Guide for Developing Human-Robot Interaction Experiments in the Robotic Interactive Visualization and Experimentation Technology (RIVET) Simulation

Using Thermal Simulation to Model the Effects of Wind on the Mars Curiosity Rover Quality and Validation of Digital Designs for Aerospace and Defense Scaling LiDAR Optical Payloads from Drones to Miniature UAVs Using Sintered Fiber Metal Composites for Aircraft Acoustic Attenuation GaN Breaks Barriers RF Power Amplifiers Go Wide and High Test System Ensures Flawless Performance of Military RF Devices The Impact of Video Compression on Remote Cardiac Pulse Measurement Using Imaging Photoplethysmography Remote physiological measurement technique leverages digital cameras to recover the blood volume pulse from the human body. Sensitivity Simulation of Compressed Sensing Based Electronic Warfare Receiver Using Orthogonal Matching Pursuit Algorithm Calculate the sensitivity of a CS based EW receiver using two modulation schemes.

Air Caster Technology Safeguard Satellites During Assembly and Testing Operational Considerations for High-Reliability Interconnects in Military and Aerospace Applications Understanding Fiber Optic Transceiver Design and Test Rules Acceleration Resistant HiK Heat Spreader Shape-Shifting Origami Could Help Antenna Systems Adapt On-the-Fly NASA Eyes GPS at the Moon for Artemis Missions Spatiotemporal Imaging Exploiting Structured Sparsity Overcoming the conventional limits of spatiotemporal imaging by applying compressed sensing and sparse representations to reduce the amount of data acquired while maintaining high image resolution.

From concept in mind to product in hand Compatibility between tools for design and manufacturing engineers is improving, though it's still fraught with potential pitfalls. Cockpits on display Larger (and eventually bendable) flight displays use commercial technology for both new production and retrofit applications. Interior interests Makers of business aircraft take different approaches to designing interiors. Aerospace proves its metal Aluminum lithium, magnesium alloys, titanium metal matrix composites, and advanced coatings are all part of the future of flying.

In the beginning... Modeling and simulation put emphasis on early planning.

Looking to new aircraft configurations Researchers at Cranfield University's College of Aeronautics discuss the needs and benefits of studying different aircraft configurations such as the blended-wing body. Leading edge deicing Shape memory alloys, which can be trained to generate a compressive strain upon application of an electric current, show promise for deicing applications.

Low-altitude wind shear Researchers investigate the influences of low-altitude wind shear on takeoff, landing, and other low-level flight. Prepare for launch Lockheed Martin and its suppliers are gearing up activities to launch the first Atlas V launch vehicle before the end of the year. Modeling aircraft hydraulic systems Honeywell Normalair Garrett Ltd. and Flowmaster Inc. have developed a new approach to managing the complex and varied tasks required for the simulation of aircraft systems.

Next-generation space transportation NASA narrows its search for a successor to the Space Shuttle. Air-traffic-control modernization "Aerospace Engineering" provides an update of the latest air-traffic management activities taking place in the U.S. and China. Aircraft undercarriage concept Engineers at SUS21 Co. Inc. and the Kyoto Institute of Technology have developed an aircraft suspension system that features shock isolation to reduce abrupt deceleration and impact force on aircraft wheels. Simulating Superplastic forming BAE Systems' engineers developed modeling tools and techniques to optimize superplastic forming of titanium structures.

The dawn of the jet age: the first 10 years One of the ironies of aviation history is that the most obvious potential power source for a fixed-wing aircraft was barely considered by the early pioneers. Airflow simulation for winglets Embraer engineers used CFD to visualize flow patterns around wings for a design retrofit. Aircraft-engine-mounting analysis Engineers from Honeywell adapted a rapid analysis approach to develop and validate a complex propulsion system. Reshaping F-16 production Following its contract with the Joint Strike Fighter program, Lockheed Martin is reconfiguring its F-16 assembly line in preparation for long-term JSF production starting later this year.

Toward safer skies The mechanical safety of aircraft has made great strides over the years, allowing some engineers to focus on other aspects of flight safety. CFD in space Computational fluid dynamics provided a powerful tool in protecting astronauts on the ISS from CO2. Simulating safety Bombardier Aerospace simulates airflow in nacelles to prevent engine foreign-object damage.

Showing how it's done Engineers are using software to better manage product development data, and applying tools to a new class of problems. NASA goes deep The agency's new long-term space exploration program starts with a return to the moon and will ultimately enable future exploration of Mars and other solar system destinations. Farnborough preview In an event that happens just once every two years, bringing the multitudes together, it is important to get as much technology as possible into the open and to find solutions to hard problems. Seats under crash loading The FAA and academia have conducted aircraft seat drop tests to compare and contrast passenger crash protection. A fluid approach Aerospace engineers have started using CFD software earlier and earlier in the design process.

More-electric small turbofan engines The aerospace industry demands continuous improvement of propulsion engines as well as timely response to the new and changing requirements for them. Zero-emissions aircraft Researchers explore the potential application of alternative fuels and propulsion systems for aircraft that include a business jet and single-engine propeller aircraft. Integration releases the reins Cessna's new Citation Mustang launches the company into a new market for business jets, helped by the latest PLM solutions from IBM. Military: general A military flight-control system proposed for use in general aviation uses inverse control to decouple the flight controls and to modify the handling qualities of the aircraft, while employing articficial neural networks to compensate for any modeling errors.