Mechanical/​Mechatronics

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Stay updated on advancements in mechanical components and mechatronics systems. New technologies in MEMs, fluid systems, and propulsion are driving breakthroughs in transportation, electrification, autonomous driving, and manufacturing.

Briefs: Mechanical & Fluid Systems
Deployable Shroud for the International X-Ray Observatory

A document describes the design of a lightweight (between 100 to 200 kg), light-tight shroud of about 3.9 meters in diameter that could be stowed into a very small volume, and be deployed to 12 meters. The shroud will consist of two concentric multi-layer blankets (MLIs) that are...

Briefs: Mechanical & Fluid Systems
X-38 Advanced Sublimator

A document discusses a heat rejection device for transferring heat from a space vehicle by venting water into space through the use of a novel, two-stage water distribution system. The system consists of two different, porous media that stop water-borne contaminants from clogging the system and causing operational...

News: Green Design & Manufacturing

North Carolina State University engineers have developed a new material that would allow a fingernail-size computer chip to store the equivalent of 20 high-definition DVDs or 250 million...

News: Green Design & Manufacturing

A new type of redox flow battery from the Fraunhofer Institute for Chemical Technology (ICT) offers an advantage for electric cars. If the rechargeable batteries are low, the discharged electrolyte fluid can simply be...

Briefs: Mechanical & Fluid Systems

Light-driven polymeric bimorph actuators are being developed as alternatives to prior electrically and optically driven actuators in advanced, highly miniaturized devices and systems exemplified by...

Briefs: Mechanical & Fluid Systems

T-slide linear actuators use gear bearing differential epicyclical transmissions (GBDETs) to directly drive a linear rack, which, in turn, performs the actuation. Conventional systems use a rotary power source in...

Briefs: Mechanical & Fluid Systems
Ultra-Large Solar Sail

UltraSail is a next- generation ultra-large (km2 class) sail system. Analysis of the launch, deployment, stabilization, and control of these sails shows that high-payload-mass fractions for interplanetary and deep-space missions are possible. UltraSail combines propulsion and control systems developed for...

Briefs: Mechanical & Fluid Systems

Teamed Robots for Exploration and Science in Steep Areas (TRESSA) is a system of three autonomous mobile robots that cooperate with each other to enable scientific exploration of...

Briefs: Mechanical & Fluid Systems

Assemblies of tanks having shapes that conform to each other and/or conform to other proximate objects have been investigated for use in storing fuels and oxidizers in small available spaces in upper stages of...

Briefs: Mechanical & Fluid Systems
Microfluidic Pumps Containing Teflon® AF Diaphragms

Microfluidic pumps and valves based on pneumatically actuated diaphragms made of Teflon® AF polymers are being developed for incorporation into laboratory-on-a-chip devices that must perform well over temperature ranges wider than those of prior diaphragm-based microfluidic pumps and valves....

News: Energy

Georgia Tech researchers have developed a new ceramic material that could help expand the applications for solid oxide fuel cells – devices that generate electricity directly from a wide range of...

Videos: Energy

Lithium-ion batteries for advanced vehicles still have issues of safety and costs in terms of materials resources and abundances, synthesis, and recycling processes. Jean-Marie Tarascon, a professor at...

News: Energy
Hydrogen Storage Competition

DOE has launched the H-Prize competition, offering a $1 million award to an individual or team that creates the most advanced materials for hydrogen storage in vehicles.

News: Transportation

In spite of rising energy prices, many car drivers in large cities still ride alone. Fraunhofer's OpenRide mobile ridesharing service aims to save them money, while helping the...

News: Green Design & Manufacturing

Los Alamos National Laboratory and University of Alabama researchers have come up with a new method for recycling hydrogen-containing fuel materials, which could open the door to...

Briefs: Mechanical & Fluid Systems

Thin-layered structures containing arrays of micromachined horns, denoted solid micro-horn arrays (SMIHAs), have been conceived as improved means of matching acoustic impedances between...

Briefs: Mechanical & Fluid Systems

An improved closed-loop controller has been built for a three-axis piezoelectric positioning stage. The stage can be any of a number of commercially available or custom-made units that...

News: Energy

EnergyOr Technologies Inc., of Montreal, Canada, has designed, constructed, and tested an Unmanned Aerial Vehicle (UAV) platform to demonstrate its fuel cell hybrid technology. EnergyOr's system...

Videos: Energy
An Inside Look at Biomass in the Lab

At the National Renewable Energy Laboratory, scientists are developing technology to allow ethanol to be made from cellulose and hemicellulose, the fibrous material that makes up the bulk of most plant matter, instead of starches and sugars.

Videos: Transportation
Carbon Composites and Fuel-Efficiency

Oak Ridge National Laboratory is helping to improve fuel efficiency by developing lightweight carbon composite parts. With carbon composites, scientists can slice the weight of a car in half.

News: Energy

DOE announced the availability of up to $5.5 million from the American Recovery and Reinvestment Act to increase the use of higher ethanol blends up to E85 (85% ethanol/15% gasoline) by expanding refueling...

Briefs: Mechanical & Fluid Systems

A proposed system in a gondola containing scientific instruments suspended by a balloon over the surface of the Saturn moon Titan would quickly acquire samples of rock or ice from the...

Briefs: Mechanical & Fluid Systems

A proposed alternative design for the balloon- borne ground-sampling system described in the immediately preceding article would not rely on free fall to drive a harpoonlike...

Briefs: Mechanical & Fluid Systems

Some simple structural modifications have been demonstrated to be effective in reducing aerodynamic drag on vehicles that have empty open cargo bays. The modifications were originally...

Briefs: Mechanical & Fluid Systems

The term “rotary percussive autogopher” denotes a proposed addition to a family of apparatuses, based on ultrasonic/sonic drill corers (USDCs), that have been described in...

Briefs: Mechanical & Fluid Systems
Thermostatic Valves Containing Silicone-Oil Actuators

Flow-splitting and flow-mixing thermally actuated spool valves have been developed for controlling flows of a heat-transfer fluid in a temperature-regulation system aboard the Mars Science Laboratory (MSL) rover. Valves like these could also be useful in terrestrial temperature-regulation...

Briefs: Mechanical & Fluid Systems

Modular exploratory robotic vehicles that will be able to reconfigure themselves in the field are undergoing development. These vehicles at the initial concept stage were described in...

Application Briefs: Medical
Spiralock Fasteners Safeguard Reliability for Medical Lasers and Implants

Failure is not an option when it comes to medical equipment. From critical or sensitive devices like lasers, MRI scanners, knee joints, and implantable pacemakers to instruments as straightforward as stethoscopes, when life is at stake, medical equipment must be...

News: Transportation

In large cities across Asia, auto rickshaws (tuktuks) are one of the most important means of transportation. These tuktuks produce considerable CO2 emissions and air pollution, and their drivers are underpaid....

Webcasts

Upcoming Webinars: Automotive

The Art of EV Propulsion System Design

Upcoming Webinars: Automotive

Solutions for Automotive Interior Colors

Upcoming Webinars: Automotive

Latest Enhancements for ADAS Sensor Testing and Simulation

Upcoming Webinars: Automotive

Adhesives and the Future of Battery Designs

Upcoming Webinars: Manufacturing & Prototyping

Using High-Resolution X-ray Computed Tomography to Inspect...

Upcoming Webinars: Automotive

Digital Solutions to Design Vehicles for Noise and Vibration

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