Mechanical & Fluid Systems

Fluid Handling

Stay up to date on the latest developments in fluid handling. Explore technical briefs, news, and the latest applications.

Briefs: Test & Measurement
Mobile Instrument Detects and Samples Aerosol Particles

Hazardous airborne particles pose a risk for health and safety in a variety of environments; thus, detection of these small particles is essential. Current particle magnification systems are bulky and require a lot of power for operation, making them unsuitable to easily detect and analyze...

Briefs: Energy

By binding photosensitive dyes to common plastic membranes and adding water, chemists have made a new type of solar power generator. The device is similar to familiar silicon...

Briefs: Medical
Cell Processing Cartridge for Miniature Cytometer

Portable flow cytometers, especially in handheld or briefcase sizes, have not been available. One reason is the need to support complex, high-pressure fluidics and process cells using a centrifuge and mixing device. A need existed for point-of-care and/or point-of-analysis flow cytometry.

Products: Software
Product of the Month

Keysight Technologies, Santa Rosa, CA, introduced the PathWave software platform that integrates design, test, measurement, and analysis to enable product development from concept to...

Briefs: Mechanical & Fluid Systems

In multi-layer and multi-fluid plate and fin heat exchangers, fluid ports are required to be located on the side of the heat exchanger....

Blog: Electronics & Computers

Beyond the slopes, creators of a moisture-managing, sweat-getting ski jacket envision new places for the “electrified” apparel.

Blog: Mechanical & Fluid Systems

As the 2018 Winter Olympics are set to begin next week, creators of a moisture-managing ski jacket are literally going for the gold.

Articles: Mechanical & Fluid Systems

Proper filtration plays an important role in ensuring that hydraulic systems operate trouble-free. High-performance filters maintain the cleanliness of the hydraulic fluid over its entire service life. In...

Articles: Electronics & Computers

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...

Articles: Mechanical & Fluid Systems
Energy Saving Filter for Removal of Heavy Metals from Water Volodymyr Khranovskyy, R. Yakimova, Ivan Shtepliuk, P. Lima de Carvalho, and A. Pinto
Talent...
Articles: Mechanical & Fluid Systems

With an increased focus on plant productivity and equipment reliability, Supervisory Control and Data Acquisition (SCADA) systems have become vital tools to reduce downtime while increasing asset...

Briefs: Nanotechnology
Filtering Molecules with Nanotube Technology

Innovators at NASA's Johnson Space Center have developed a filtration device to eliminate contaminants from water supplies. Originally developed to purify waste-water for reuse aboard the International Space Station, the innovation is applicable to numerous situations on Earth where there is a need to...

Briefs: Mechanical & Fluid Systems
Airfoil-Shaped Fluid Flow Tool for Use in Making Differential Measurements

Researchers at NASA’s Marshall Space Flight Center have developed a suite of adaptable flow measurement devices that can be easily installed without compromising the structural integrity of existing conduits. With their simple installation procedures, the devices can be...

Briefs: Mechanical & Fluid Systems
Piezo-Actuated, Fast-Acting Control Valve

High-power electric propulsion systems have the potential to revolutionize space propulsion due to their extremely high performance. This can result in significant propellant savings on space vehicles, allowing the overall mass to shrink for launch on a less expensive vehicle, or to allow the space...

Briefs: Mechanical & Fluid Systems
Interface Between STAR-CCM+ and 42 for Enhanced Fuel Slosh Analysis

Fuel slosh is excited during spacecraft maneuvers. The forces and torques exerted on the spacecraft by the slosh must be controlled by the attitude control system to maintain correct pointing and spacecraft orbit. In some rare cases, the attitude control system may excite the...

Briefs: Mechanical & Fluid Systems
RFID Cavity

This technology provides a method for interrogating collections of items with radio-frequency identification (RFID) tags. It increases the read accuracy, meaning that more of the item tags will be successfully read. It also permits smaller tag antennas than would otherwise be necessary.

Briefs: Mechanical & Fluid Systems
Method for Asteroid Volatile Extraction in Space

Some meteorites representative of certain classes of asteroids are 25% or more water by weight. This is consistent with infrared spectra of some asteroids, indicating hydrated minerals are abundant in some varieties of carbonaceous chondrite asteroids. Since water is very valuable in space, it...

Briefs: Motion Control
Improving Stirling Engine Performance Through Optimized Piston and Displacer Motion

Stirling engines typically achieve high efficiency, but lack power density. Low power density prevents them from being used in many applications where internal combustion engines are viable competitors, and increases system costs in applications that require...

NASA Spinoff: Propulsion
NASA Technology

Rocket launches—or earthquakes—are already punishing experiences. But it turns out there are some things that can make them worse: like if the vibrations hit the structure...

Briefs: Mechanical & Fluid Systems
A magnetically retained pressure-relief valve enables quick-open on/off operation when overpressure is reached.

Inventors at NASA’s Kennedy Space Center have developed a magnetically retained, fast-response...

Briefs: Mechanical & Fluid Systems
Work Piece Cleaning Apparatus and Method with Pulsating Mixture of Liquid and Gas

NASA Goddard’s scientists have developed a novel, volatile organic compound (VOC)-free system for cleaning tubing and piping that significantly reduces cost and carbon consumption. The innovative technology enables the use of deionized water in place of costlier...

Briefs: Mechanical & Fluid Systems
Safety Drain System for Fluid Reservoir

Researchers at NASA’s Marshall Space Flight Center have developed a system that reduces the entrapment risks associated with a pool or spa’s recirculation drain. The technology prevents hazards caused by suction forces on the body, hair, clothing, or other articles. Employing a novel configuration of...

Briefs: Mechanical & Fluid Systems
Temperature-Compensating PMT Housing

Shrinking or contracting light guides is a problem when photomultiplier tubes (PMTs) are glued to the guides. If there is no way to allow movement of the PMTs, when the temperature goes down, the light guide contracts and breaks the glue joint. The PMTs cannot be left loose to rattle around inside the...

Briefs: Mechanical & Fluid Systems
Process for Forming a High-Temperature Single Crystal Preloader

Friction has long been a thorny problem for sealing-device designers. Traditional sealing devices rely on a contacting relationship between surfaces and sealing elements to prevent fluid leakage, but in the case of moving elements, this contact produces friction that causes wearing...

Briefs: Mechanical & Fluid Systems

NASA’s Langley Research Center develops innovative technologies to control fluid flow in ways that will ultimately result in improved performance and fuel efficiency....

Briefs: Robotics, Automation & Control

NASA’s Kennedy Space Center has developed a novel ruggedized housing for an electrical or fluid umbilical connector that prevents intrusion of dust, sand, dirt, mud, and moisture during field use under harsh...

INSIDER: Electronics & Computers
Researchers Keep Hydrogels Hydrated

Engineers at the Massachusetts Institute of Technology (MIT) have developed a way to prevent hydrogels from dehydrating. The water-based technique could lead to longer-lasting contact lenses, stretchy microfluidic devices, flexible bioelectronics, and even artificial skin.

INSIDER: Mechanical & Fluid Systems

A flow battery can be recharged quickly by replacing its electrolyte liquid. Previous versions of liquid batteries, however, have relied on complex systems of tanks, valves, and pumps, adding to...

INSIDER: Green Design & Manufacturing

According to the World Economic Forum’s Global Risks Report, lack of access to safe, clean water is the biggest risk to society over the coming decade. A new graphene-based filter built by...

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