Stories
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Briefs: Manufacturing & Prototyping
Innovators at NASA Johnson Space Center have developed an adjustable thermal control ball valve assembly which utilizes a unique geometric ball valve design to facilitate precise thermal control within a spacesuit. The technology meters the coolant flow going to the cooling and ventilation garment, worn by an astronaut in the next generation space suit. Read on to learn more.
Articles: Energy
Recovery of valuable elements within the EV battery is essential for the health and viability of the industry. In recycling used EV batteries, controls valves are required. Read on to learn more.
Articles: Electronics & Computers
The ability to mix modules and terminals together in the system means that machine builders can install I/O and valves in the physical locations and orientations that make most sense to the overall machine design.
Briefs: Mechanical & Fluid Systems
Besides miniature spacecraft propulsion systems, the valve could also have applications in the industrial processing industry where low flow devices are commonly used.
Briefs: Mechanical & Fluid Systems
Testing has shown that NASA's poppet reduces leakage rates of traditional aerospace cryogenic valves by three orders of magnitude.
Briefs: Medical
A patented self-contained device for isolating deoxyribonucleic acid (DNA), ribonucleic acid (RNA), proteins, and cells without using pipettes or centrifuges has been developed at NASA’s...
Articles: Power
The DPV concept matches the unique needs of electric vehicle cooling and energy management systems.
Briefs: Mechanical & Fluid Systems
An electrically driven soft valve paves the way for fully soft robots.
Articles: Electronics & Computers
Learn seven key design considerations for implementing electrohydraulic valves.
Briefs: Mechanical & Fluid Systems
The valve enables telerobotic resupplying of media such as propellant and pressurant.
Application Briefs: Mechanical & Fluid Systems
A valve actuator has deep-sea applications.
Articles: Sensors/Data Acquisition
Pneumatic technologies such as control valves continue to evolve, incorporating sensors, industrial network interfaces, wireless technology, and more.
Application Briefs: Mechanical & Fluid Systems
As an integral part of onshore and offshore drilling, mud pumps circulate drilling fluids to facilitate drilling oil and natural gas wells. Mud pumps stabilize pressure and support the well during the...
Briefs: Mechanical & Fluid Systems
The new technology demonstrates a 20 percent savings in fuel in typical passenger car low-load operating conditions.
Briefs: Motion Control
Solenoid Valve Health Monitor
The Solenoid Valve Health Monitor System (SVHMS) was developed to remotely monitor the health of solenoid valves, lowering operational costs and increasing reliability by predicting valve failures before they occur. The system measures and analyzes steady state and transient components of the magnetic field and...
Briefs: Sensors/Data Acquisition
This vibrometer has uses in analyzing spasms in humans, as a breath analyzer for diagnosis of cancer and other diseases, and as a preventative healthcare sensor.
Application Briefs: Sensors/Data Acquisition
Salty air the Dutch city of Harlingen causes exposed metal parts to corrode.
Briefs: Energy
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
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 is...
Briefs: Medical
For the millions of people every year who have or need medical devices implanted, an advancement in 3D printing technology could enable significantly quicker implantation...
Briefs: Mechanical & Fluid Systems
Typical butterfly valves cannot seal at both ambient and cryogenic temperatures. At cryogenic temperatures, valves grow and shrink, changing critical dimensions such as distance between the disc and seat. Ideally,...
Briefs: Mechanical & Fluid Systems
Check valves are traditionally designed as a simple poppet/spring system where the spring is designed to equal the force created from the sealing area of the valve seat multiplied by the...
Briefs: Mechanical & Fluid Systems
In biology, there are many examples where light induces movement or change — think of flowers and leaves turning toward sunlight. Magnetic elastomeric composites were developed that move in different ways...
Articles: Motion Control
A new valve concept consists of a solid piston floating in a medium to control a flowstream. Although the conical shape of the seat is a prominent feature of the valve, especially when the concept was...
Briefs: Mechanical & Fluid Systems
Hydraulic-Based Spherical Robot
Current spherical robots rely upon rotating mechanical weights inside the sphere to change the center of gravity of the sphere, causing the robot to roll. The use of rotating mechanical weights is not optimal due to the reliance upon moving parts, which can present burdensome maintenance issues. It would be...
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.
Briefs: Robotics, Automation & Control
A fundamental advance in controlling soft robots involves using magnetic fields to remotely manipulate microparticle chains embedded in soft robotic devices. Several devices have been developed that...
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