Motion Control/​Automation

Explore the latest developments in motion control and automation. Discover innovative advances from NASA and major research labs in robotics, autonomous vehicles, industrial automation, PID controller applications, motor drives and power transmissions.

Stories

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Articles: Mechanical & Fluid Systems
In recent years, cable management has come into the limelight because machine reliability has increased dramatically, even though robots have grown more complex. Unfortunately, the methods...
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Briefs: Robotics, Automation & Control
Soft robots inspired by nature can crawl, swim, grasp delicate objects, and even assist a beating heart, but none of them has been able to sense and respond to the...
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Briefs: Robotics, Automation & Control
Polymer-Based 2D-to-3D Transformable Surfaces
Technologies using stretchable materials are increasingly important. Yet, in general, it is not possible to control how they stretch with much more sophistication than inflating balloons. A method was developed that allows the calculated transformation of 2D stretchable surfaces into targeted 3D shapes.
Blog: Medical
Robotics are increasingly find a role in patient rehabilitation. But are the technologies safe?
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Question of the Week: Robotics, Automation & Control
Will 'jet-powered' feet support search-and-rescue applications?
Tech Briefs TV this week featured research from the Guangdong University of Technology in China: A team of engineers developed a ducted-fan propulsion system that drives the legs of a bipedal robot. Watch the video, and let us know what you think.
Products: Mechanical & Fluid Systems
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: Robotics, Automation & Control
Scientists around the world are working on new technologies for the nanofactories of the future, which one day could be used to analyze biochemical samples or produce active medical agents. The required miniature...
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Briefs: Nanotechnology
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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Briefs: Sensors/Data Acquisition
A technique was developed to prevent cross-coupling in systems where two or more linear electromechanical actuators (EMAs) are rigidly connected, and are in danger of becoming...
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Application Briefs: Imaging
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: Nanotechnology
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: Mechanical & Fluid Systems
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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Articles: Manufacturing & Prototyping
Automating manufacturing processes is a complex issue, with no one-size-fits-all solution. Robots range from insect-like microrobots to industrial robots powerful enough to move...
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Briefs: Motion Control
Thruster-Based Attitude and Translation Control with Minimum Pulse-Count Disturbance Rejection
Thruster-based control typically requires a substantial engineering effort in order to mitigate an important issue: the control system tends to use many thruster pulses to accomplish what a single thruster pulse could do instead. This fundamental problem...
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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Briefs: Sensors/Data Acquisition
Method and Associated Apparatus for Capturing, Servicing, and De-Orbiting Earth Satellites Using Robotics
Engineers at Goddard Space Flight Center have overcome limitations plaguing the satellite sector since its inception through the development of a robotic system allowing for the autonomous capture and servicing of in-orbit satellites. By...
Briefs: Mechanical & Fluid Systems
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: 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: Robotics, Automation & 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
Highly capable small Unmanned Aerial Vehicles (UAVs) provide substantial business opportunity, especially if allowed to operate in the suburban market. Reliability issues force the use of a safety pilot for each vehicle in...
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Briefs: Motion Control
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: Aerospace
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...
Briefs: Motion 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...
Products: Manufacturing & Prototyping
Product of the Month Opto 22, Temecula, CA, introduced the groov EPIC® system that incorporates into one unit everything needed to connect and control field and operational devices and data through on-premises IT...
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INSIDER: Motion Control
A technology not only allows wheels to know when and how to rotate, but also enables them to work together in interactive teams. Simply monitoring the data generated when the motors inside the wheels...
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Question of the Week: Robotics, Automation & Control
Will social robots play a major role in keeping humans happy?
Our lead INSIDER story today featured a discussion of how robots may someday interact with humans.
Blog: Mechanical & Fluid Systems
Today's humanoid robots are being asked to have more brains than brawn.
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Blog: Electronics & Computers
In 1988, a team at Pacific Northwest Laboratories built a mannequin robot. One of the original engineers talked with Tech Briefs about his time making "Manny."
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