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: Mechanical & Fluid Systems
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
Composites have excellent strength characteristics, are lightweight, and are increasingly being used in space applications. However, they are highly inflexible and require hinged joints when...
Briefs: Aerospace
NASA’s Langley Research Center has created novel flow effector technology for separation control and enhanced mixing. The technology allows for variable shape control of aircraft structure through...
Briefs: Mechanical & Fluid Systems
NASA’s Langley Research Center has developed a composite joint connector that is more structurally efficient than joints currently on the market. Traditionally, composite joints can...
Briefs: Mechanical & Fluid Systems
Eddy-Current-Minimizing Flow Plug for Use in Flow Conditioning and Flow Metering
Innovators at NASA’s Marshall Space Flight Center have developed a suite of prototype fluid plug technologies with an array of capabilities for fluid flow metering, mixing, and conditioning. Each innovation within this suite is based upon a core technology that...
Briefs: Mechanical & Fluid Systems
NASA’s Langley Research Center has developed a compact tuned damper to reduce vibration occurring at a fixed frequency. Tuned dampers reduce vibration of the base structure by the dissipation of energy. 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: Mechanical & Fluid Systems
A Method for Accurate Load/Position Control of Rigidly Coupled Electromechanical Actuators
NASA has developed a technique designed to prevent cross-coupling in systems where two or more linear electro-mechanical actuators (EMA) are rigidly connected and are in danger of becoming cross-coupled. In such systems where the linked EMAs are commanded...
Briefs: Mechanical & Fluid Systems
Transformable and Reconfigurable Entry, Descent, and Landing Systems and Methods
The Adaptable, Deployable Entry Placement Technology (ADEPT) concept is a mechanically deployable, semi-rigid aeroshell entry system capable of achieving low ballistic coefficient during entry for planetary or Earth return missions. The decelerator system offers a...
Briefs: Mechanical & Fluid Systems
NASA’s Goddard Space Flight Center invites companies to license this dead-end welding device for use in the welding of tubing. This technology solves the problem of unacceptable welds in dead-end...
Briefs: Mechanical & Fluid Systems
Ultralight Self-Deployable Solar Sails
Deployment of large structures such as solar sails relies typically upon electromechanical mechanisms, mechanically expandable or inflatable booms, launch restraints, controls, and other mechanisms that drastically increase the total mass, stowage volume, and areal density. The primary performance parameter...
Briefs: Mechanical & Fluid Systems
Ultra-Compact Heat Rejection System
Radiator panels are the baseline heat rejection approach for most space systems. This approach is sound, but requires a large amount of surface area to radiate the anticipated heat load. The large panels require support structures to hold them in place and prevent damage. These structures impact mass and cost....
Briefs: Mechanical & Fluid Systems
NASA Glenn researchers have developed a spoked drive mechanism for robots and other vehicles that is capable of two rotational modes. This robust ground traction (drive) assembly for remotely controlled vehicles...
Briefs: Mechanical & Fluid Systems
Nanotube-Based Device Cooling System
Carbon nanotubes (CNTs) are being studied for applications in high-strength/low-weight composites and other applications. Recent research on thermal dissipation materials for high-power electronic devices is generating a lot of interest in various industries. NASA has developed a method for cooling a device,...
Briefs: Mechanical & Fluid Systems
Self-Latching Piezocomposite Actuator
NASA’s Langley Research Center has developed a self-latching piezocomposite actuator. The self-latching nature of this invention allows for piezo actuators that do not require constant power draw. Among other applications, the invention is well suited for use in aerodynamic control surfaces and engine...
Briefs: Mechanical & Fluid Systems
To train astronauts to live and work in the weightless environment on the International Space Station, NASA employs a number of techniques and facilities that simulate microgravity. Engineers at the...
Briefs: Robotics, Automation & Control
NASA Marshall Space Flight Center’s Fluid Structure Coupling (FSC) technology is a highly efficient and passive method to control the way fluids and structures communicate and dictate the behavior of a system. This...
Briefs: Mechanical & Fluid Systems
Variable-Aperture Reciprocating Reed Valve
NASA’s Marshall Space Flight Center engineers have developed a new reed valve for controlling fluid flow back and forth between two chambers. The VARR valve provides two-way flow that is proportional to flow demand. As the pressure gradient builds on one side, the reed valve responds by opening an...
Briefs: Mechanical & Fluid Systems
Passive, Integrated, Sublimator-Driven Coldplate
Spacecraft thermal control systems typically perform three key functions — heat acquisition, heat transport, and heat rejection — in addition to those of insulation, heat generation, and heat storage. In a typical pumped fluid-loop spacecraft thermal control system, heat is acquired from...
Briefs: Mechanical & Fluid Systems
Experiments in space can be expensive and infrequent, but Earth’s upper atmosphere is accessible via large scientific balloons, and can be used to address many of the same fundamental questions. Scientific balloons are made of a...
Briefs: Robotics, Automation & Control
Human operation in space over long time periods causes bone and muscle deterioration, so there is a need for countermeasures in the form of physical exercises consisting of working against controlled...
Briefs: Mechanical & Fluid Systems
This actuator was developed out of a need for a cryogenic actuator that can operate effectively in spite of the thermal mismatch involved with construction materials that have different...
Briefs: Robotics, Automation & Control
Systems, Methods, and Apparatus of a Low-Conductance Silicon Micro-Leak for Mass Spectrometer Inlet
Mass spectrometers on atmospheric entry probes require a method for introducing gas from high-pressure ambient regions to the vacuum of the mass spectrometer interior.
Top Stories
Videos: Manufacturing & Prototyping
Stratolaunch Approaches Hypersonic Speeds in First Talon-A Flight
Blog: Automotive
A Hack to Trick Automotive Radar
Blog: Medical
3D Ice Printing Artificial Blood Vessels
Blog: Power
Tesla Valve-Inspired Design Could Improve the Performance of Rotating...
Podcasts: RF & Microwave Electronics
Countering Illegally Operated Drones at Airports, Stadiums, and Prisons
Blog: Energy
Fast-Charging Li Battery Could Make ‘Range Anxiety’ a Thing of the Past
Question of the Week
Blog: Artificial Intelligence: Meet Human Intelligence
Webcasts
On-Demand Webinars: Defense
From Data to Decision: How AI Enhances Warfighter Readiness
Upcoming Webinars: Aerospace
April Battery & Electrification Summit
Upcoming Webinars: Manufacturing & Prototyping
Tech Update: 3D Printing for Transportation in 2024
Upcoming Webinars: Materials
Unleashing Epoxy's Potential: Ensuring Hermetic Sealing in Modern...
Upcoming Webinars: Test & Measurement
Building an Automotive EMC Test Plan