Mechanical & Fluid Systems

Fluid Handling

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

Latest Briefs & News

Briefs : Electronics & Computers
Cryogenic Hydraulically Actuated Isolation Valve

Researchers at NASA's Marshall Space Flight Center have developed a cryogenic isolation valve that utilizes the upstream line pressure of cryogenic fluids for actuation. Previously, the use of cryogenic fluids for actuation systems had been too difficult to control and resulted in unsafe operating...

Briefs : Mechanical & Fluid Systems
Nitinol-Actuated, Normally Open Valve Assembly (NOVA)

NASA Goddard Space Flight Center has developed the NOVA zero-leak, permanent isolation valve that helps prevent leaks in space propulsion systems with operating pressures less than or equal to 500 psia. The actuator is made from nitinol, a heat-activated, non-explosive, shape memory alloy and...

Briefs : Mechanical & Fluid Systems
Microscale Electro-Hydrodynamic (EHD) Modular Cartridge Pump

The EHD pump uses electric fields to move a dielectric fluid coolant in a thermal loop to dissipate heat generated by electrical components with a low-power system. The pump has only a few key components and no moving parts, increasing the simplicity and robustness of the system. In...

Briefs : Aerospace
Deployable Emergency Shutoff Device Blocks High-Velocity Fluid Flows

NASA's Marshall Space Flight Center has developed a device and method for blocking the flow of fluid from an open pipe. The device plugs, controls, and meters the flow of gases and liquids. Anchored with friction fittings, spikes, or explosively activated fasteners, the device...

Briefs : Mechanical & Fluid Systems
Wafer-Level Microchannel Fabrication Process for Lab-on-a-Chip Devices
Wafer-Level Microchannel Fabrication Process for Lab-on-a-Chip Devices

Microchannels fabricated into a silicon-Pyrex wafer with a diameter of 75 m and total channel length of 40, 60, 80, or 100 mm — characterized by specialized microbeads...

Wafer-Level Microchannel Fabrication Process for Lab-on-a-Chip Devices
Blog : Energy
How to Produce More Clean Water? Resemble the Rose.
How to Produce More Clean Water? Resemble the Rose.
A new water purifier works better because it takes the shape of the rose.
How to Produce More Clean Water? Resemble the Rose.
Motion Design : Electronics & Computers
Pneumatics for Mechanical Motion
Pneumatics for Mechanical Motion

Employing fluid power to achieve mechanical motion can be implemented via hydraulics using uncompressible liquids or via pneumatics using compressible gasses; typically, air. The latter provides several...

Pneumatics for Mechanical Motion
Sensor Technology : Sensors/Data Acquisition
Spotting Minute Amounts of Disease in the Bloodstream
Spotting Minute Amounts of Disease in the Bloodstream

The difficulty in spotting minute amounts of disease circulating in the bloodstream has proven a stumbling block in the detection and treatment of cancers that advance stealthily with few...

Spotting Minute Amounts of Disease in the Bloodstream
Application Briefs : Data Acquisition
When You Need a Machine for Breathing, You’d Better Have Accurate Sensors
When You Need a Machine for Breathing, You’d Better Have Accurate Sensors

Medical ventilation technology has come far since the original iron lung was first used more than 90 years ago. Using negative pressure to ventilate, the patient was...

When You Need a Machine for Breathing, You’d Better Have Accurate Sensors
Products : Mechanical & Fluid Systems
New on the Market: June 2019
New on the Market: June 2019

Code Generator

dSPACE, Wixom, MI, offers Version 4.4 of TargetLink code generator software that features controller modeling with MATLAB® code from MathWorks. It describes algorithms and...

New on the Market: June 2019
Q&A : Robotics, Automation & Control
Q&A: 3D-Printed Hydrogel Blocks Can Aid Robotics and Diagnostics

Ian Y. Wong, Ph.D., is Assistant Professor of Engineering, Molecular Pharmacology, Physiology and Biotechnology at Brown University in Providence, RI. He and colleagues have developed a new type of hydrogel blocks that can be assembled like LEGO®s.

Briefs : Electronics & Computers
Impact-Resistant Battery Electrolyte Solidifies When Hit
Impact-Resistant Battery Electrolyte Solidifies When Hit

Lithium-ion batteries commonly used in consumer electronics are notorious for bursting into flame when damaged or improperly packaged. Inspired by the unusual behavior of some liquids...

Impact-Resistant Battery Electrolyte Solidifies When Hit
Blog : Mechanical & Fluid Systems
A Leech-Like Robot Climbs Up the Walls
A Leech-Like Robot Climbs Up the Walls

Doctoral Programs student Ayato Kanada came up with his leech-like robot in a place you’d least expect it: His bathroom.

A Leech-Like Robot Climbs Up the Walls
Briefs : Aerospace
Machine Learning Tool Computes Flow Around Interactively Designable 3D Objects
Machine Learning Tool Computes Flow Around Interactively Designable 3D Objects

When engineers want to test the aerodynamic properties of the newly designed shape of a car, airplane, or other object, they would normally model the flow of air...

Machine Learning Tool Computes Flow Around Interactively Designable 3D Objects
Articles : Mechanical & Fluid Systems
Facility Focus: NASA Marshall Space Flight Center
Facility Focus: NASA Marshall Space Flight Center

Founded on July 1, 1960, Marshall Space Flight Center in Huntsville, AL is one of NASA’s largest field centers. Marshall engineers designed, built, tested, and helped launch the Saturn V...

Facility Focus: NASA Marshall Space Flight Center
Briefs : RF & Microwave Electronics
Detect Ultra Rare Proteins in Blood Using a Cellphone Camera
Detect Ultra Rare Proteins in Blood Using a Cellphone Camera

One of the frontiers of medical diagnostics is the race for more sensitive blood tests. The ability to detect extremely rare proteins could make a life-saving difference for many...

Detect Ultra Rare Proteins in Blood Using a Cellphone Camera
Briefs : Motion Control
Multimaterial 3D Printing Used to Develop Fast-Response, Stiffness-Tunable, Soft Actuator
Multimaterial 3D Printing Used to Develop Fast-Response, Stiffness-Tunable, Soft Actuator

Fast-response, stiffness-tunable (FRST) soft actuators — or movable machine elements — were developed that could be used in soft robots.

Multimaterial 3D Printing Used to Develop Fast-Response, Stiffness-Tunable, Soft Actuator
Briefs : Sensors/Data Acquisition
Smart Microrobots Adapt to Surroundings
Smart Microrobots Adapt to Surroundings

Researchers, drawing inspiration from bacteria, have designed smart, bio-compatible microrobots that are highly flexible. Because these devices are able to swim through fluids and modify their shape...

Smart Microrobots Adapt to Surroundings
Application Briefs : Mechanical & Fluid Systems
Metal 3D Printing for Complex Heat Exchangers
Metal 3D Printing for Complex Heat Exchangers
Renishaw
West Dundee, IL
www.renishaw.com

HiETA develops metal additive manufacturing (AM) methods for the production of complex, lightweight structures for heat management...

Metal 3D Printing for Complex Heat Exchangers
Briefs : Mechanical & Fluid Systems
Extrans Permeation Measurement System
Extrans Permeation Measurement System

Many applications in science and industry require an apparatus that creates a controlled amount of a fluid introduced into another fluid. For instance, some material corrosion testing applications...

Extrans Permeation Measurement System
Briefs : Green Design & Manufacturing
Pre-Treatment Solution for Water Recovery

The Pre-Treatment Solution for Water Recovery technology was developed by NASA Johnson Space Center innovators to increase the amount of potable water recovered from the International Space Station’s urine processor assembly system. The solution increased the water recovery rate in the ISS distiller...

Briefs : Materials
Self-Healing, Fluid-Inspired Material

Even tiny cracks can cause bridges to collapse, pipelines to rupture, and fuselages to detach from airplanes due to hard-to-detect corrosion in tiny cracks, scratches, and dents. A new coating strategy for metal self-heals within seconds when scratched, scraped, or cracked. The novel material could prevent...