April 2015

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INSIDER: Robotics, Automation & Control

NASA’s Leading Edge Asynchronous Propeller Technology (LEAPTech) project will test the premise that tighter propulsion-airframe integration, made possible with electric power, will deliver...

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INSIDER: Motion Control

Large wind turbine blades disturb the wind, creating a wake behind them and reducing the energy harvest of any downwind turbines. A turbine sitting in the slipstream of another can...

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INSIDER: Motion Control

NASA has tested the attitude control motor of the Orion Launch Abort System (LAS) to prove that its material can survive not only the intense temperatures, pressures, noise, and...

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Briefs: RF & Microwave Electronics

Existing implementations of continuous wave (CW) radar are not packaged appropriately for use as part of a heartbeat detection system for disaster search and rescue. They use separately packaged microwave...

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Briefs: Sensors/Data Acquisition

A system has been developed using sound to detect problems on rovers or other remote platforms autonomously. It consists of a sensor array of microphones and...

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Briefs: Sensors/Data Acquisition
MEMS Gyroscope with Dual Interferometric Sense Elements

High-performance inertial sensors, such as ring laser gyroscopes or fiber optic gyroscopes, have sufficient performance to enable “dead reckoning” navigation for adequate periods of time. Smaller microelectromechanical system (MEMS) inertial sensors, such as MEMS gyroscopes and MEMS...

Briefs: Aerospace
MMOD Risk Mitigation Technology for Spacecraft Thermal Protection Systems

The proposed concept uses sensors to detect high-temperature plasma ingestion during entry through a breach in the thermal protection system (TPS) caused by a micrometeoroid orbital debris (MMOD) impact. It uses consumables usually available on human-rated spacecraft such...

Briefs: Photonics/Optics

Acompact shock-sensing device, which employs an innovative light sheet generator, has been created. The device may be used either as a solo aerodynamic shock detector or in combination with a scanning mode shock...

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Briefs: Nanotechnology

Physical and chemical properties of nanomaterials are known to be significantly different from those having larger crystallites (i.e. bigger than nano),...

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Briefs: Materials
White, Electrically Conductive, Radiation-Stable, Thermal Control Coating

A highly reflective, white conductive coating system was developed using a layered approach with a combination of commercially available white conductive pigments within a conductive binder system. The top coating is a space-stable, radiation-resistant, highly reflective...

Briefs: Materials
Plasma-Assisted Thin Film Coatings to Create Highly Hydrophobic Porous Structures

Gas-distribution layers (GDLs) are water-management structures used in fuel cells and electrolyzers. GDLs are critical components that prevent flooding of the fuel cell electrode by product water, thus preserving open channels for reactant gas to reach the...

Briefs: Photonics/Optics
High-Performance Photocatalytic Oxidation Reactor System

As crewed space missions extend beyond low Earth orbit, the need to reliably recover potable water is critical. Aboard the International Space Station (ISS), the water is recycled from cabin humidity condensate, urine distillate, and hygiene wash wastes. In spacecraft cabin air...

Briefs: Mechanical & Fluid Systems
ACS Anchor Guide Stud and Caddy

An alignment guide and a mounting interface for two of the repair tools on orbit during the Hubble Space Telescope Servicing Mission 4 (see SM4) were developed. This design can be installed in a timely manner, and was specifically developed for a worksite with minimal access and minimal visual line-of-sight to the...

Briefs: Mechanical & Fluid Systems
Next-Generation, Lightweight Hard Upper Torso/Hatch Assembly

The current MK-III carbon-graphite/epoxy Hard Upper Torso (HUT)/hatch assembly represented an 8.3 psi (≈57 kPa) technology demonstrator model of a zero pre-breathe suit. In this configuration, the MK-III suit weighed about 120 lb (≈54 kg). Since future lunar/planetary suits will...

Briefs: Aerospace
Elastic Deployable Composite Tubular Roll-Out Boom

The objective of this work was to develop an innovative deployable boom/structure technology that is ultra-lightweight (<30-grams/meter potential), and has extremely compact stowage volume (>100:1 compaction ratio), broad scalability (no size limits envisioned), high deployed frequency,...

Briefs: Mechanical & Fluid Systems
Reduced-Speed Duplex-Ring Seal

Ring seals are used in rotating union applications where a fluid flow or hydraulic pressure signal is transferred from a static reference frame to a rotating component, such as a shaft, for the purpose of providing lubrication and/or a hydraulic signal to a component(s) in a rotating frame of reference. Ring seals...

Briefs: Aerospace
Performing Launch Depressurization Test on Large Test Articles Using Two Vacuum Chambers in Tandem

Two vacuum chambers were used in tandem to perform a launch depressurization test. The test article was mounted in a 10-ft (≈3 m) Vertical Vacuum Chamber (Chamber 248-10). The 25-ft (≈7.6-m) Space Simulator (Chamber 150-25) was rough-pumped and...

Briefs: Propulsion
Pyramid Micro-Electrofluidic-Spray Propulsion Thruster with Integrated Attitude and Thrust Vector Control

A micro-electrofluidic-spray propulsion (MEP) system was built on a micro scale, in which arrays of hundreds of nano-thrusters are etched on silicon wafers like ICs, only a centimeter on a side. Many dozens of these thruster chips can be...

Briefs: Mechanical & Fluid Systems

Sample return missions have the ability to vastly increase scientific understanding of the origin, history, current status, and resource potential of solar system objects including...

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Articles: Mechanical & Fluid Systems

The technologies NASA develops don’t just blast off into space. They also improve our lives here on Earth. Life-saving search-and-rescue tools, implantable medical devices, advances in commercial aircraft safety,...

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Who's Who: Green Design & Manufacturing

Emily Wilson developed a miniaturized laser heterodyne radiometer (mini-LHR) to measure the emissions of carbon dioxide and methane from melting permafrost. Wilson’s...

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Articles: Photonics/Optics

In Formula 1 and other autosports, weight reduction is critical to competitive advantage. A few grams saved here and a few more saved there can add up to significant savings. There is also a move...

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Articles: Automotive

The SAE World Congress, presented by SAE International, assembles the best talent in the automotive industry. Experts, management teams, engineers, and executives gather to collaborate and address current...

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Application Briefs: Software
Reverse engineering and inspection software
Verisurf Software
Anaheim, CA
714-970-1683
www.verisurf.com

In spaceflight, the first eight...

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Briefs: Aerospace

The work described here is part of the U.S. Air Force-sponsored Operational Based Vision Assessment (OBVA) program that has been tasked with developing a high-fidelity flight...

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Briefs: Aerospace
Ad Hoc Adaptive Pitch Axis Pilot Model

Flight research has shown that adaptive flight control systems can be susceptible to adverse pilot-controller interactions, including pilot-in-the-loop oscillations (PIO). Conventional PIO analysis is performed using a static pilot model and a linear, time-invariant model of the aircraft and its control...

Briefs: Aerospace
Development of a Turnkey Clear Air Turbulence Detection System

Currently, the only available means of reporting clear air turbulence (CAT) is the pilot report (PIREP), whereby a pilot experiencing turbulence reports their location and associated data. In this report, a system is proposed that would allow the detection of CAT through infrasonic...

Products: Software

Onshape, Inc., Cambridge, MA, introduced Onshape, the first full-cloud 3D CAD system with built-in data collaboration and management that lets all members of a design team work together using any Web browser, phone, or...

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Briefs: Aerospace
Lunar Cold Trap Contamination by Landing Vehicles

The emerging interest in lunar mining poses a threat of contamination to pristine craters at the lunar poles, which act as cold traps for water, and may harbor other valuable minerals. Lunar Prospector type missions will be looking for volatile (molecular) compounds that may be masked by the...

Briefs: Software
Visualization of Terascale Datasets with Imposters

The interactive visualization of large astrophysical datasets is a formidable challenge. Cosmological simulations performed on current terascale facilities typically generate datasets up to 100 gigabytes in size. In order to understand the complex three-dimensional structure within these...

Briefs: Software
Transforming DAVE-ML Models to Executable C/C++

DMLtoC.xsl is an XSLT (Extensible Stylesheet Language Transformations) transform that converts a vehicle model described in DAVE-ML (an XML markup language) into a “C” language version of the same model. DAVE-ML is a markup language for describing aerodynamic vehicle models. A DAVE-ML...

Briefs: Software
Context-Based Configuration Management System

This invention provides a visual and textual system, including a set of intuitive icons representing different activities, for indicating status of and/or change in a document or documents and/or in project operations, using the icons to indicate the presence of different classes of changes that have...

Briefs: Defense
Mesh: Lightweight Grid Middleware Using Existing Secure Shell Infrastructure

A software-based innovation called Mesh was developed that provides a single sign-on capability to the built-in public key authentication mechanism of Secure Shell (SSH) using system call interposition. Mesh is a secure, lightweight grid middleware. Each Mesh...

Briefs: Aerospace
Delay Tolerant Networking Contact Graph Routing MACHETE Model

This simulation environment of Contact Graph Routing that uses the QualNet network simulator leverages the previously developed space communication models. This software models the Contact Graph Routing (CGR) system proposed for future NASA missions and used in DINETl and DINET2...

Briefs: Software
JavaGenes Data Optimization

JavaGenes is a general-purpose software program that implements several different data optimization techniques. The program is intended for problems that have no gradient, comparing genetic algorithms with stochastic hill climbing and simulated annealing to generate optimal design solutions. JavaGenes can create many...

Briefs: Photonics/Optics
Low Er-Doped Yttrium Gallium Garnet (YGG) as Active Media for Solid-State Lasers at 1651 nm

The typical approach for producing laser output at the 1651-nm wavelength is via nonlinear frequency conversion. Lasers based on nonlinear conversion are complex, and it is very difficult to provide stability over time and over a wide range of operating...

Briefs: Test & Measurement
Dual-Cavity Rayleigh Scattering Measurement System

Molecular-based optical diagnostics techniques capable of obtaining simultaneous measurements of multiple fluid properties are critically important for characterizing hypersonic air-breathing engines, such as scramjet engines and scramjet-rocket combined cycle engines. Correlations between those...

Briefs: Photonics/Optics
Miniature Laser Magnetometer

Space missions using magnetometers have been very successful. However, science missions now require higher levels of accuracy and stability in order to refine existing understanding and improve modeling. In most space missions that require high-accuracy vector measurement of magnetic fields, a separate scalar...

Briefs: Test & Measurement
Cryogenic Slosh Apparatus

Commercially available components are integrated into an assembly that can be used to measure the slosh dynamics of cryogenic liquids. The apparatus consists of a linear motion table that is properly instrumented to record high fidelity position, force, and acceleration measurements of all linear and rotation responses...

Briefs: Test & Measurement
Negative-Ion Time Projection Chamber Polarimeter for Measuring Polarization of Bright Transient Astrophysical Sources

A negative ion time projection chamber (NI-TPC) was developed that is suitable for measuring the polarization of bright transient events. The polarization of the astrophysical source is determined by imaging photoelectron tracks...

Briefs: Green Design & Manufacturing
A Large-Eddy Simulation Model of the Atmospheric Boundary Layer

The atmospheric boundary layer is the lowermost layer of the atmosphere and is host to a plethora of physical processes that significantly affect weather, climate, and air quality. In many applications, detailed information about the boundary layer is required at high temporal and...

Briefs: Physical Sciences
Hydrogen Peroxide for Microbial Growth Control in Space Potable Water Systems

NASA uses a biocide to prevent contamination of astronaut drinking water with harmful microorganisms. Concerns have arisen over existing biocides — that they’re inadequately effective, and may have toxic side effects when consumed. New microbial control methods are...

Briefs: Green Design & Manufacturing

The U.S. National Research Council recently identified the need for a near-term space mission of Active Sensing of CO2 Emissions over Nights, Days,...

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Briefs: Physical Sciences
Method of Water Regeneration From Waste and Cascade Distillation

Effective recovery of potable water from various streams and sources of wastewater, seawater, or contaminated water is a significant task for securing existence of human beings in space, terrestrial, and marine environments. Efficient purification of the wastewater is also a very...

Articles: Robotics, Automation & Control

As more manufacturing facilities and distribution centers discover the benefits of robotic material handling solutions, the decision of how best to control the robot must be made. While...

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Briefs: Electronics & Computers

Voltage glitches are common in a signal chain path, especially when the system is being powered up or down. Depending on the peak amplitude and glitch duration, the end result in the system...

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Briefs: Motion Control

Conventional piezoelectric materials, such as PZTs, have reasonably high electromechanical coupling over 70%, and excellent performance at room temperature. However, their coupling factor...

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Briefs: Software
Advanced Rolling Mechanics Analysis (AROMA) 1.0

AROMA uses a boundary-element formulation to calculate normal and shear pressure distributions and sub-surface stresses for elastic bodies in contact. In addition to handling static normal and sheer loading, it also solves the contact problem for rolling elements such as bearings, traction drives,...

Products: Mechanical & Fluid Systems

POSITAL (Hamilton, NJ) introduced new models of IXARC magnetic encoders that combine incremental and absolute rotation measurement capabilities in a single, compact package. Absolute encoders provide a control system with a...

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Products: Motion Control

Elmo Motion Control (Nashua, NH) offers the NANO Gold Twitter servo drive that delivers up to 4000 Watts of qualitative power, current up to 50A at 100VDC, and up to 15A/200V with advanced servo capabilities and support for...

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Products: Manufacturing & Prototyping

GAM (Mount Prospect, IL) offers the SPH inline planetary gearbox with helical gears for dynamic and cyclic applications, as well highspeed and continuous duty applications. It is available in six frame sizes with nominal...

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Products: Mechanical & Fluid Systems

U.S. Tsubaki Power Transmission, LLC (Wheeling, IL) announced Cam Clutch unidirectional/ mechanical clutches that lock the inner and outer races through the locking action of cams, transmitting torque in one direction of rotation...

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Products: Robotics, Automation & Control

igus (East Providence, RI) offers xiros® ball bearings with ball races made from high-performance polymer iglide® A500. The bearings are maintenance- and lubrication-free, and are designed for temperatures up to 302 °F. They are...

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Products: Motion Control

Heidenhain (Schaumburg, IL) offers ETEL ILF and ILM series ironless high-speed linear motors for use in the semiconductor and electronics industry. The motors utilize an ironfree coil design for zero-attraction force between...

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Products: Robotics, Automation & Control

SMAC (Carlsbad, CA) introduced the CBL50 electric cylinder designed to achieve peak force of 50N at 2 Amp current, and acceleration up to 40G. It features carriage-free design and built-in linear bearings. It is available...

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Products: Manufacturing & Prototyping

The Drives & Motion Division of Yaskawa America (Waukegan, IL) released the iQpump Micro intelligent pump drive for variable-torque pump loads through 25 HP. It is available in NEMA 1 and NEMA 4X rated models. A variety of...

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Products: Mechanical & Fluid Systems

Optimal Engineering Systems (Van Nuys, CA) released low-profile XYθ (theta) stages that move in an XY-plane and rotate around the center of the XY-plane. Available in 12 models in two precision grades, the stages have linear travels...

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Products: Nanotechnology

Aerotech (Pittsburgh, PA) offers the QNP-XY series piezo nanopositioning stages with resolution to 0.15 nm, linearity to 0.007%, and repeatability to 2 nm. The stages provide a variety of travel lengths (100 μm to 600...

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Products: Manufacturing & Prototyping

C-Flex Bearing Co. (Frankfort, NY) offers a Super Plastic torsional damping coupling that stabilizes high-precision systems by dampening transient torque variations. The patented design offers high-torque loads with zero backlash...

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Products: Manufacturing & Prototyping

The DPFlex™ II digital, sensorless, brushless motor drive series from Allied Motion (Amherst, NY) offers speed capability to 150,000 RPM, the ability to drive lower-impedance motors, and software settable rotation...

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Products: Robotics, Automation & Control

ACS Motion Control (Bloomington, MN) released the SPiiPlusCMHV line of EtherCAT master motion controllers that can manage networks with up to 32 axes and thousands of I/Os. The modules control networks with one or two axes...

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Products: Manufacturing & Prototyping

The QC-160 Robotic Tool Changer from ATI Industrial Automation (Apex, NC) has a high moment capacity in a lightweight design, and features internal lock/unlock sensing and five 3/8 NPT and four ½ NPT pass-through air...

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Products: Motion Control

UniSlide assemblies from Velmex (Bloomfield, NY) deliver movement in one, two, or three dimensions with linear motion. The systems also can be customized for specific requirements. They are compact, and the design...

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INSIDER: Medical

Sound waves passing through the air, objects that break a body of water and cause ripples, or shockwaves from earthquakes all are considered “elastic” waves. These waves travel at the...

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Application Briefs: Motion Control

YLOG, a startup company in Austria, uses an intelligent and very environmentally friendly logistics system that is winning an increasing number of customers. The technology makes use of...

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Briefs: Sensors/Data Acquisition

Resistance thermometers, also called resistance temperature detectors (RTDs), are very common sensors used for temperature measurement. Their reliability, ruggedness, wide range,...

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INSIDER: Materials
Researchers Develop Hybrid Supercapacitors

UCLA researchers have successfully combined two nanomaterials to create a new energy storage medium that combines the best qualities of batteries and supercapacitors.

Question of the Week
Will airships be the future of "green" aviation?

A group of academics from the University of Lincoln, UK, believe airships may be the 'green' answer to the future growth of aviation . The Multibody Advanced Airship for Transport (MAAT) project, made up of eight nations and led by the Universita di Modena e Reggio Emilia in Italy, is working to...

INSIDER: Defense

Engineers at The University of Texas at Dallas have created semiconductor technology that could make night vision and thermal imaging affordable for everyday use.

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INSIDER: Defense

The best hope for cheap, super-efficient solar power is a remarkable family of crystalline materials called hybrid perovskites. In just five years of development, hybrid perovskite...

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INSIDER Product: Photonics/Optics

Excelitas’ (Waltham, MA) new HeliX Silicon Avalanche Photodiode (APD) Module is a compact, easy-to-use, analogue low-light-level detection (L³D) module employing Excelitas’ Si APD chips. The detector is in a...

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INSIDER Product: Photonics/Optics

Motic (Richmond, British Columbia) has figured out a way to turn tablet computers into dynamic imaging stations that will preview, acquire, store, measure, and communicate microscope images. Built on Android technology,...

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INSIDER Product: Photonics/Optics

Ibsen Photonics (Farum, Denmark) recently announced the new FREEDOM HR spectrometer platform for integrators of compact analytical and process control instruments. The new HR platform consists of FREEDOM HR-UV, HR-VIS,...

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Products: Photonics/Optics

4D Technology Corporation (Tucson, AZ) has introduced its newly improved AccuFiz compact laser interferometer for accurate, repeatable measurement of surface shape and transmitted wavefront quality. New features include...

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INSIDER: Aerospace
New Materials Enable Flapping Robotic Wings

Dielectric elastomers, popular materials in robotic hands, soft robots, tunable lenses, and pneumatic valves, may now be used to create flapping robotic wings.

Briefs: Motion Control

Part 1 of this article introduced a phenomenon called power-on/off glitch. The example discussed the impact of this phenomenon on a motor control system. We limited our analysis to a...

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Question of the Week: Energy
Will hydrogen fuel cell vehicles ever achieve widespread use?

This week's Question: Today's INSIDER story highlighted a discovery in alternative energy production that may provide a breakthrough for hydrogen-fueled vehicles. According to researcher Joe Rollin, the technology "has the potential to enable the widespread use of hydrogen fuel cell...

INSIDER: Test & Measurement

A new method of continuously monitoring the status of machinery is a mobile tablet-based system that supplies information on the operational state of industrial machinery and plant...

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INSIDER: Test & Measurement

As urban populations increase, so too does the complexity involved in maintaining basic services like clean water and emergency services. But one of the biggest barriers to...

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INSIDER: Medical

Wei Tang, assistant professor of electrical and computer engineering at New Mexico State University, is taking a cue from nature to devise the next generation of integrated, low-power, wearable...

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INSIDER: Robotics, Automation & Control
Robotic Vehicle Explores Depths of Antarctica

A robotic vehicle developed by Georgia Institute of Technology scientists and engineers recently dove to depths never before visited under Antarctica’s Ross Ice Shelf.

INSIDER: Energy
Fuel Breakthrough Supports Hydrogen-Powered Vehicles

Virginia Tech researchers have created hydrogen fuel using abundantly available corn stover – the stalks, cobs, and husks.

INSIDER: Robotics, Automation & Control
Inkjet Technology Prints 'Soft Robot' Circuits

A new potential manufacturing approach from Purdue University researchers harnesses inkjet printing to create devices made of liquid alloys. The resulting stretchable electronics are compatible with soft machines, such as robots that must squeeze through small spaces, or wearable electronics.

INSIDER: Mechanical & Fluid Systems
Special Delivery: NASA Marshall Receives 3D-Printed Tools from Space

Engineers at NASA's Marshall Space Flight Center in Huntsville, Alabama, unboxed some special cargo from the International Space Station on April 6: the first items manufactured in space with a 3D printer.

Question of the Week
Will we discover alien life by 2025?

This week's Question: During a panel discussion last week, NASA scientists indicated that we may be a generation away from finding alien life — even if that life is a microorganism and not an alien civilization. "We're going to have strong indications of life beyond Earth within a decade, said chief...

INSIDER: Electronics & Computers

Over the past several decades, the progress in micro fabrication technology has revolutionized the world in such fields as computing, signal processing, and...

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INSIDER: Electronics & Computers

A Yale lab has developed a new, radio frequency processing device that allows information to be controlled more effectively, opening the door to a new generation of...

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INSIDER Product: Electronics & Computers

Linear Technology’s (Milpitas, CA) SmartMesh IP(TM) wireless sensor networking products now provide the ability to program industrial Internet of Things (IoT) applications directly on the...

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INSIDER Product: Electronics & Computers

Acopian Power Supplies (Easton, PA) announced that its Narrow Profile power supply series is now certified to UL Safety Standards UL 60950 (Information Technology Equipment) and UL 508 (Industrial Control Equipment), and...

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INSIDER Product: Electronics & Computers

Kontron (Augsburg, Germany) has introduced the latest member of the KBox series, the KBox A-103. The new KBox A-103 is equipped with scalable SMARC modules, which have the latest Intel(R) Embedded-Power-Atom(TM) processors,...

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INSIDER Product: Electronics & Computers

Wind River(R) has expanded its Wind River Helix product portfolio to address the Internet of Things (IoT). Wind River has added application and data services in the cloud to its operating systems and IoT software...

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INSIDER: Energy
Prototype Camera Powers Itself

A new prototype video camera is fully self-powered and can produce an image each second, indefinitely, of a well-lit indoor scene. Columbia University researchers designed a pixel that can not only measure incident light but also convert the incident light into electric power.

INSIDER: Software
Engineers Develop 2D Liquid

Soft nanoparticles from a University of Pennsylvania research team stick to the plane where oil and water meet, but do not stick to one another. The interface presents a potentially useful set of properties. The nanoparticles freely move past one another while being confined to the interface, effectively acting as a...

INSIDER: Motion Control

Scientists are developing a new assisted steering concept for electric vehicles. In conventional vehicles, the internal combustion engine not only accelerates the car, but also...

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INSIDER: Motion Control

Researchers have discovered a new resonance phenomenon in a dielectric elastomer rotary joint that can make the artificial joint bend up and down, like a flapping wing. The new phenomenon makes...

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INSIDER: Robotics, Automation & Control

If every new car made in the United States had a built-in blood alcohol level tester that prevented impaired drivers from driving the vehicle, how many lives could be saved, injuries...

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Question of the Week: Aerospace
Will triple-decker planes take flight by 2030?

This week's Question: Spanish designer Oscar Vinals recently developed a triple-decker aircraft design. The zero-emission AWWA-QG Progress Eagle would be powered by six hydrogen engines, a wind turbine, and solar panels. Vinals envisions that the plane would be able to take to the skies by 2030....

INSIDER: Manufacturing & Prototyping
New Wearable Device Turns Thumbnail into Trackpad

MIT Media Laboratory researchers are developing a wearable device that turns the user’s thumbnail into a miniature wireless track pad.

INSIDER: Sensors/Data Acquisition
'Gate Sensor' Detects Individual Electrons

A team of European researchers at the University of Cambridge has created an electronic device that detects the charge of a single electron in less than one microsecond. The "gate sensor" could be applied to quantum computers of the future to read information stored in the charge or spin of a single...

Webcasts

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On-Demand Webinars: Defense

From Data to Decision: How AI Enhances Warfighter Readiness

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Upcoming Webinars: Aerospace

April Battery & Electrification Summit

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Upcoming Webinars: Manufacturing & Prototyping

Tech Update: 3D Printing for Transportation in 2024

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Upcoming Webinars: Materials

Unleashing Epoxy's Potential: Ensuring Hermetic Sealing in Modern...

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Upcoming Webinars: Test & Measurement

Building an Automotive EMC Test Plan

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Upcoming Webinars: Aerospace

The Moon and Beyond from a Thermal Perspective

Videos