Mechanical & Fluid Systems

Mechanical Components

Find multimedia resources and technical briefs covering complex mechanical components and technologies. Find the latest applications that design engineers are using to meet their design challenges.

Latest Briefs & News

Articles : Test & Measurement
Smart Actuators Deliver on the Promise of Industry 4.0

As Industry 4.0 initiatives bring more and more industrial axes of motion into the realm of automation, the need for cost-effective control across them grows as well. Advances in...

Briefs : Mechanical & Fluid Systems
Shape Memory Alloy Rock Splitters (SMARS)

Glenn's revolutionary Shape Memory Alloy Rock Splitters (SMARS) device is fabricated from nickel-titanium-halfnium (NiTiHf), nickel-titanium-zirconium compositions, or a combination. These compositions contain a secondary, nanometer-sized precipitate phase that is produced through processes of...

Briefs : Mechanical & Fluid Systems
Ducted Fuel Injection for Soot Reduction

Typical direct-injection engines, such as diesel engines, can produce soot due to fuel-rich combustion conditions. Filters and catalytic converters are currently used to reduce soot and harmful...

Briefs : Sensors/Data Acquisition
Ultralight Gloves Provide Realistic Haptic Feedback

Engineers and software developers are seeking to create technology that lets users touch, grasp, and manipulate virtual objects while feeling like they are actually touching something in...

Briefs : Mechanical & Fluid Systems
SHEAth-based Rollable LEnticular-Shaped and Low-Stiction (SHEARLESS) Composite Booms

NASA's Langley Research Center has developed the SHEARLESS composite boom with a final cross-section shape that is lenticular and is flexible enough to...

Application Briefs : Mechanical & Fluid Systems
Crash Test Dummies Get Older and Better with 3D Printing
Markforged
Watertown, MA
markforged.com

The crash test dummy has come of age over many decades as the gold standard for safety testing of automobiles. Organizations...

Products : Imaging
New on the Market: December 2018

Data Acquisition Devices

The USB-1808 Series simultaneous-sampling data acquisition devices from Measurement Computing Corp., Norton, MA, provides synchronous and concurrent voltage I/O, waveform...

Articles : Test & Measurement
Facility Focus: Ames Laboratory

Ames Laboratory is a government-owned, contractor-operated national laboratory of the U.S. Department of Energy (DOE), operated by and located on the campus of Iowa State University in Ames, IA. For more than...

Briefs : Mechanical & Fluid Systems
Variable-Pitch Turbine Blades

Gas turbine blades of conventional rotorcraft turboshaft engines are optimized to operate at nearly a fixed speed and a fixed incidence angle. If the operating condition of the engine changes, then the flow...

Briefs : Mechanical & Fluid Systems
System Makes Opaque Materials Totally Transparent

Most naturally occurring materials have a disordered atomic structure that interferes with the propagation of both sound and electromagnetic waves. When the waves come into contact with these...

Briefs : Mechanical & Fluid Systems
Submarine Swims Without an Engine

Researchers have developed a new propulsion concept for swimming robots that exploits temperature fluctuations in the water for propulsion without the need for an engine, propellant, or power supply.

Briefs : Mechanical & Fluid Systems
Reusable Breakaway Mounting Device

Breakaway devices are used to mount objects to systems or structures (for example, cars, drones, helmets, buildings) and prevent damage when the objects fall away from the system. Unfortunately, even in ideal scenarios, many of these devices have limitations. Breakaway bolts and shear pins have the complication...

Briefs : Mechanical & Fluid Systems
A New Twist Makes Rotating Machinery More Efficient and Quieter

Derived from a design approach for a new wing known as PRANDTL-D, this technology achieves similar improvements for propellers and other rotating machinery.

Question of the Week : Test & Measurement
Can ‘The Ocean Cleanup’ Clean Up the Ocean?

The Ocean Cleanup, a nonprofit effort begun by Dutch inventor Boyan Slat, wants to clean up 50% of “The Great Pacific Garbage Patch” in five years, with the aim of a 90% reduction by 2040.

Using a 600-meter long floater, or collection platform, called System 001, the Cleanup technology...

Briefs : Energy
Piezoelectric Resonator with Two Layers

Microelectromechanical systems (MEMS) filters have advantages in being able to reduce the size, weight, and power required when used as part of electronic systems such as radios; however, MEMS-type filters have limitations. For example, thickness MEMS-type filters (e.g., thickness-extensional mode...

Products : Test & Measurement
Products of Tomorrow: November 2018

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Briefs : Mechanical & Fluid Systems
Method Trains Robots to Collaborate Through Demonstration

Robots that are adapted to respond to physical human-robot interaction (pHRI) traditionally treat such interactions as disturbances, and resume their original behaviors when the...

Who's Who : Aerospace
Q&A: Dr. Patrick Hopkins, Professor, University of Virginia, Charlottesville

Professor Hopkins and University of Virginia colleagues — in collaboration with materials scientists at Penn State, the University of Maryland, and the National Institute of Standards and Technology — have studied a material that can dynamically regulate its thermal...

Products : Software
New Products: November 2018 Photonics & Imaging Technology

Optical Monitoring System

The SpectraLock Optical Monitoring System from Eddy Company (Apple Valley, CA) provides in-situ monitoring and deposition rate control to produce...

Photonics & Imaging Technology : Photonics/Optics
Custom Optomechanics in Industrial UV Lasers

Reliability and longevity directly impact the cost of using Q-switched, diode pumped, solid state, ultraviolet lasers in industrial applications. Damage to the intracavity harmonic crystal is...

Articles : Mechanical & Fluid Systems
2018 Create the Future Design Contest: Electronics/Sensors/IOT Category Winner

FUTURE ANTENNA MINIATURIZATION MECHANISM: MAGNETOELECTRIC ANTENNAS

Hwaider Lin and Nian-Xiang Sun, Northeastern University, Boston, MA...
Articles : Energy
2018 Create the Future Design Contest: Consumer Products Category Winner

ALUMINUM-POWERED ELECTRICITY GENERATION

Aluminum has an incredibly high energy density — double that of gasoline and an order of magnitude greater than...

Blog : Mechanical & Fluid Systems
Now Deploying from the ISS: A Harpoon, A Net, and Other Ideas for Cleaning Up Space Debris
Richard Duke spoke with Tech Briefs about the nature of the space-junk problem — and how his team plans to fix it.