Mechanical & Fluid Systems

Mechanical Components

Find multimedia resources and technical briefs covering complex mechanical components and technologies. Find the latest applications that design engineers are using to meet their design challenges.

Stories

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Briefs: Energy
Water heaters and other thermal energy storage devices increase the temperature of a medium above an ambient or normal temperature, and store the warmer medium. Water heaters, in particular, must store the...
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Briefs: Mechanical & Fluid Systems
Variable Bypass Turbofan Engine
Many aircraft need to operate efficiently at more than one flight regime; for example, certain airframes are expected to perform in relatively high-speed cruise modes, as well as slower loitering scenarios. Unfortunately, an engine operates most efficiently when the exit velocity closely matches the speed of the...
Briefs: Sensors/Data Acquisition
A “4D printing” method was developed for a smart gel that could lead to the development of living structures in human organs and tissues, soft robots, and targeted drug delivery.
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Question of the Week: Aerospace
Can a Harpoon Help with Space Clean-Up?
Once released from the International Space Station, the "RemoveDEBRIS" spacecraft will facilitate four demonstrations. One of the ideas: A harpoon. During the scheduled RemoveDEBRIS demo, the spear will be aimed at a target plate made of representative satellite materials.
Blog: Mechanical & Fluid Systems
A “RemoveDEBRIS” satellite set to launch today will demonstrate new ideas for clearing out space junk near the International Space Station.
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Products: Motion Control
Mounted Ball Bearings SKF (Lansdale, PA) launched mounted ball bearing units with industry-standard inch series cast iron housings in several designs, inch or metric insert bearings, and several shaft-locking methods. The mounted...
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Briefs: Mechanical & Fluid Systems
Because of their high precision and speed, Delta robots are deployed in many industrial processes, including pick-and-place assemblies, machining, and welding. Delta...
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Application Briefs: Motion Control
A600-pound spider-like robot, called Spidernaut, was part of a prototype robot team built in 2005 to assemble a solar array on the Moon. The goal was not only to have robots do the manual...
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Articles: Mechanical & Fluid Systems
As the need for nano precision has become increasingly important in many fields of research and manufacturing — such as microelectronics fabrication,...
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Articles: Motion Control
Industrial robots play an essential role in manufacturing, from assembly, to pick-and-place, to packaging. One of the major risks of robotics — and what OEMs seek to mitigate — is...
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Articles: Mechanical & Fluid Systems
Rotary encoders play important roles in motion control and industrial automation systems, providing control systems with information about the motion of motor shafts,...
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Briefs: Robotics, Automation & Control
Autonomous Robotic Self-Righting
Robots are increasingly being used for various applications including search and rescue operations and combat situations. Unfortunately, during the performance of maneuvers, a robot may fall or tip over, preventing it from moving normally. Controlling the robot to successfully right itself can be a difficult and...
Briefs: Electronics & Computers
System and Method for Managing Autonomous Entities Through Apoptosis
This NASA innovation is a biologically inspired system management method designed to make sensor webs as well as other autonomous and autonomic systems more self-directing and self-managing. Based on the mechanisms of cell apoptosis, this method ensures safe and correct operation...
NASA Spinoff: Mechanical & Fluid Systems
Initially designed for use on the Moon, the Electro-Hydraulic Fracturing system — developed at Auburn University with NASA funding — relies upon short, high-pulse power created by...
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Briefs: Aerospace
Axial Magnetic Flux Airflow Integrated Compressor-Generator-Motor Turbojet Design
Innovators at the NASA Armstrong Flight Research Center have developed a compressor-generator-motor turbojet design concept that integrates the generator with the aerodynamic blade structures of the compression section of turbomachinery. This reduces weight and volume...
Briefs: Energy
By binding photosensitive dyes to common plastic membranes and adding water, chemists have made a new type of solar power generator. The device is similar to familiar silicon...
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Briefs: Motion Control
The Orangutank™ is a remote-controlled, tethered robotic platform for traveling from one pipe to another using a network of vertical pipes for support. It combines specialized robotic grippers to provide...
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Briefs: Sensors/Data Acquisition
Anew grasp system with robotic hands works without previously knowing the characteristics of objects, learning by trial and error. The robot features two hands based on human hands in terms of...
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Briefs: Manufacturing & Prototyping
Every complex human tool has contained multiple materials wedged, tied, screwed, glued, or soldered together. But the next generation of tools, from autonomous squishy robots to flexible...
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Briefs: Robotics, Automation & Control
The robotic gripper was developed at NASA Goddard Space Flight Center as part of a robotic satellite servicing mission. The gripping device can be used to autonomously or remotely grasp and...
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Briefs: Mechanical & Fluid Systems
Pressure Sensor Mechanism
The Pressure Sensor Mechanism is designed to measure or monitor tactile pressure. It is based on passive Radio Frequency Identification (RFID) sensor tags and is applicable to a variety of systems. As RFID sensors transmit information wirelessly, they eliminate many challenges associated with traditional wired systems such...
Briefs: Motion Control
A small robot with the ability to hoist large loads could have countless applications, not only as a small, inexpensive, disposable, mobile sensor in the realms of search and rescue,...
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Blog: Mechanical & Fluid Systems
Scientists have an idea to deflect Earth-bound asteroids: a 9-meter-tall, 8.8-ton spacecraft dubbed the HAMMER.
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Blog: Robotics, Automation & Control
Today's humanoid robots are being asked to have more brains than brawn.
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Blog: Mechanical & Fluid Systems
A Role for Boston Dynamics’ Back-Flipping Robots: Is Space the Place?
NASA robotics engineers react to Boston Dynamics' back-flipping robots.
Application Briefs: Imaging
Advanced driver assistance systems (ADAS) are improving driver and pedestrian safety, providing vehicle capabilities such as pedestrian detection, lane departure warnings, collision avoidance, and...
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Articles: Imaging
The term Space Imaging covers a wide variety of mission types and technologies.
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Application Briefs: Test & Measurement
Hyperspectral imaging is an exciting and promising new technology. When combined with modern machine learning software and actuators such as robots, air-jets, or flippers, hyperspectral imaging...
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Products: Materials
Product of the Month Keysight Technologies, Santa Rosa, CA, introduced the PathWave software platform that integrates design, test, measurement, and analysis to enable product development from concept to...
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