Keyword: Heat exchangers

Briefs: Automotive
This can be used in energy-recovery systems in industrial, space, automotive, and military applications.
Briefs: Mechanical & Fluid Systems
A simple modification can improve the capability of turbulent heat exchangers by 500%.
Briefs: Mechanical & Fluid Systems

Two very challenging problems facing the U.S. and the world are energy security and global climate change, largely due to dependence on fossil fuels. Cost-effective technologies have been developed that are...

Application Briefs: Mechanical & Fluid Systems
Renishaw
West Dundee, IL
www.renishaw.com

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

Briefs: Electronics & Computers
Fuel Cell/Fuel Cell Hybrid System

Fuel cells can deliver clean, reliable, and uninterrupted power nearly 100 percent of the time. Fuel cells offer the advantage of efficiency by converting chemical energy directly to electricity. They have no moving parts, thereby eliminating failures associated with pumps, blowers, heat exchangers, and other...

Briefs: Electronics & Computers

NASA's Glenn Research Center has developed a novel Double-acting Extremely Light Thermo-Acoustic (DELTA) converter that operates at high frequencies (>400 Hz) with greatly...

Briefs: Mechanical & Fluid Systems

NASA’s Kennedy Space Center (KSC) has created the Cryo-Fluid Capacitor (CFC) that capitalizes on the energy storage capacity of liquefied gases, and the relative simplicity of high-pressure gas bottles while...

Briefs: Manufacturing & Prototyping
Magnetic Induction Heating of Space Foods During Dispensing Under Weightless Conditions

Hot foods are psychologically pleasing. Food heating systems are currently part of the astronaut feeding program. An electrical method of heating foods during dispensing in space uses magnetic induction heating. The process is up to 95% efficient in...

Briefs: Aerospace

Large-scale liquid rocket engines with regeneratively cooled nozzles will enable reliable and reduced-cost access to space. The coolant that circulates through the internal...

Briefs: Electronics & Computers

In multi-layer and multi-fluid plate and fin heat exchangers, fluid ports are required to be located on the side of the heat exchanger....

Briefs: Energy
Cryo-Fluid Capacitor (CFC) for Solid-State Storage and Supply-on-Demand of Cryogenic Fluids

Storage and transfer of fluid commodities such as oxygen, hydrogen, natural gas, nitrogen, argon, etc. are absolute necessities in virtually every industry. These fluids are typically contained in one of two ways: as low-pressure cryogenic liquids, or as...

Articles: Materials

Metal additive manufacturing is being embraced as a choice for parts production across many fields — including aerospace, automotive, healthcare, and other industries —...

Briefs: Electronics & Computers
Integrated Three-Dimensional Module Heat Exchanger for Power Electronics Cooling

Critical elements in the operation of electric drive systems are power electronics and power semiconductor packages. Improving thermal management of power electronics can help reduce the cost, weight, and volume of electric drive systems, and thus increase market...

Articles: Motion Control

The need for actuators has grown exponentially. Nearly everywhere you look you can see pneumatic, hydraulic, or electric actuator systems at work in an endless variety of applications. There are many...

Briefs: Mechanical & Fluid Systems

Aspacecraft thermal control system must keep the vehicle, avionics, and atmosphere (if crewed) within a defined temperature range. Water coolant loops are typically used to transport...

Briefs: Mechanical & Fluid Systems

Heat exchangers are used for the transfer of heat between two or more media. The media may be separated by a solid wall so that they never mix, or they may be in direct contact. Heat exchangers may be used in HVAC systems,...

NASA Spinoff: Materials

Spinoff is NASA's annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the...

Briefs: Mechanical & Fluid Systems

Fluid-pumped radiators are used to reject heat from structures to space. A fluid travels inside the structure to collect heat, and then travels...

Articles: Motion Control

With an increased focus on plant productivity and equipment reliability, Supervisory Control and Data Acquisition (SCADA) systems have become vital tools to reduce downtime while increasing asset...

Briefs: Test & Measurement

NASA's Langley Research Center has developed a novel probe for eddy current sensor applications that improves detection depth and measurement resolution. Although the use of...

Briefs: Materials
Advanced Multilayer Environmental Barrier Coatings

Innovators at NASA’s Glenn Research Center have created exciting new developments in thermal barrier coatings, both in the chemical compositions of the coatings and in the process by which they are applied. NASA’s researchers have developed a revolutionary bond coat system that improves the...

Application Briefs: Green Design & Manufacturing
Helium reclamation system
VACCO Industries
South El Monte, CA
626-443-7121
www.VACCO.com

Recyling and purifying high-flow helium allows uninterrupted...

Articles: Green Design & Manufacturing
DESOLENATOR — WATER FROM SUNSHINE

William Janssen, Desolenator, London, UK

The Desolenator is a water-purification technology that decontaminates...

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: Energy

Power generation from an external or internal heat source using thermal energy conversion technologies such as solid-state thermionics and thermoelectrics or dynamic conversion...

Briefs: Mechanical & Fluid Systems
Vacuum-Jacketed Cryogenic Flex-Through

A vacuum-jacketed, cryogenic flex hose was designed with an integrated flange to be able to pass through a vacuum chamber wall. This design increases the quality of the cryogenic fluid at the exit of the hose (i.e., more liquid, less vapor) by extending the hose vacuum-jacket through the chamber wall, where...

Briefs: Mechanical & Fluid Systems
Novel Feedthrough for Instrumentation Lead Wires

This invention is a method and design for the conveyance of instrumentation lead wires from one pressure boundary to another pressure boundary in cryogenic process systems. Such a device or article is commonly referred to as a feedthrough. The novelty of the present invention is the extreme...

Briefs: Robotics, Automation & Control
Expendable Cooling System for Venus Lander Concept

This innovation is a concept for a novel thermal architecture that would enable a day-long surface mission on Venus. A Venus lander mission could last much longer than a few hours on the surface of the planet by absorbing heat from the Venus environment, and from the electronics within the...

Briefs: Mechanical & Fluid Systems

This work involved designing a liquid nitrogen cold-plate heat exchanger with a high thermal mass using code-standard, high-pressure tubing. High thermal mass requires a substantial amount of...