Topics

Mechanical & Fluid Systems

Stories

Briefs: Mechanical & Fluid Systems
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...

Briefs: Mechanical & Fluid Systems
Magnetic Relief Valve

Inventors at NASA’s Kennedy Space Center have developed a magnetically retained, fast-response pressure relief valve that is designed to fully open at precise cracking pressures, and that operates in a fully open/fully...

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...

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...

Briefs: Mechanical & Fluid Systems
Locking Mechanism for a Flexible Composite Hinge

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 used as...

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...

Products: Transportation
Air Compressor

Gardner Denver Thomas (Sheboygan, WI) offers the 2380 series twin WOB-L® piston oil-less air compressor designed for pressure/vacuum and high flow. It provides 100 psi (6.9 bar) maximum pressure with open flow of 2.3 cfm (65...

Products: Mechanical & Fluid Systems
High-Speed Backplane Connector System

Samtec (New Albany, IN) has expanded its ExaMAX® High-Speed Backplane Connector System optimized for high-density and high-speed performance. The ExaMAX® header and right-angle receptacle system...

Products: Mechanical & Fluid Systems
Keylock Switches

APEM, Vista, CA, introduced LK Series keylock switches available in nickel-plated or black overmolded barrel shutter and key. The multi-position switches are available in momentary and maintained functions, and in single or...

Briefs: Aerospace
Jet Engine Exhaust Nozzle Flow Effector

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 actively...

Technology Leaders