Ball Valve Assembly Yields Linear Flowrate Control

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.

Control Valves: Essential Components for EV Battery Manufacturing and Recycling

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.

Maximizing Flexibility in Distributed I/O and Valve Systems

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.

Miniature Separable Fill and Drain Valve

Besides miniature spacecraft propulsion systems, the valve could also have applications in the industrial processing industry where low flow devices are commonly used.

Self-Aligning Poppet

Testing has shown that NASA's poppet reduces leakage rates of traditional aerospace cryogenic valves by three orders of magnitude.

Self-Contained Device Isolates Biological Samples

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...

Discrete Proportional Valve Technology

The DPV concept matches the unique needs of electric vehicle cooling and energy management systems.

Soft Components for Soft Robotics

An electrically driven soft valve paves the way for fully soft robots.

The Fundamentals of Applying Electrohydraulic Valves

Learn seven key design considerations for implementing electrohydraulic valves.

Service Valve for In-Orbit Cooperative Satellite Fueling

The valve enables telerobotic resupplying of media such as propellant and pressurant.

New Hybrid Concept for Actuating Subsea Valves

A valve actuator has deep-sea applications.

Smarter Pneumatic Valves Enhance Automation Systems

Pneumatic technologies such as control valves continue to evolve, incorporating sensors, industrial network interfaces, wireless technology, and more.

Valve Leakage Detection in Industrial Pumps

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...

Electrohydraulically Actuated Valve Train

The new technology demonstrates a 20 percent savings in fuel in typical passenger car low-load operating conditions.

Remote, Noninvasive Cardiac Activity Tracer (RENCAT)

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.

Valves for Pneumatic Cylinders and Actuators

Know your valve options.

Valve Position Sensor Protects Switch Boxes from Salt Environment

Salty air the Dutch city of Harlingen causes exposed metal parts to corrode.

Self-Assembled Micro-Organogels Enable 3D Printing of Silicone Structures

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...

Cryogenic Cam Butterfly Valve

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,...

Pilot-Assisted Check Valve for Low-Pressure Applications

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...

Materials Move in Response to Light

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...

Conical, Floating-Piston Isolation Valve

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...

Controlling Soft Robots Using Magnetic Fields

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...