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.

Briefs : Motion Control
BiBlade Sampling Chain

The BiBlade sampler has been developed for potentially acquiring samples from the surface of a planetary body. The tool could conceivably be used in both in situ and notional sample return missions to planetary bodies including asteroids, comets, and moons. While the tool was designed for planetary sampling missions, it...

Products : Motion Control
New Products: April 2017 Motion Design

Variable Frequency Drives

Through a new partnership, variable frequency drives (VFDs) from American Control Electronics (South Beloit, IL) will now be offered as a product add-on to Brother Gearmotors’ portfolio of sub-fractional AC gearmotors and reducers. OEMs have access to an optimized VFD...

News : Robotics, Automation & Control
Magnetic Fields Enable New Soft Robots

Researchers from North Carolina State University have a found a new way to control robots. The team used magnetic fields to remotely manipulate microparticle chains embedded in soft robotic devices.

INSIDER : Robotics, Automation & Control
Origami-Inspired Robot Can Ride with a Rover

The Pop-Up Flat Folding Explorer Robot (PUFFER) that’s in development at NASA’s Jet Propulsion Laboratory in Pasadena, CA, was inspired by origami. It travels with a rover, and its lightweight design can flatten itself, tucking in its wheels and crawling into places rovers can’t fit.

Products : Motion Control
Differential Measurement System

The Measuring Division of Kaman Precision Products, Inc.

(Middletown, CT) has released the KD-5100 differential measurement system, which provides resolution to a nanometer of positional change. Featuring a small package size – only 2 x 2.12 x 0.75 inches thick – the KD-5100 is a good choice for...
Products : Robotics, Automation & Control
Smart Cameras

EVT

(Karlsruhe, Germany) offers three ZYNQ platforms for the EyeVision machine vision software. The systems are based on a DualCore ARM with FPGA. The EyeCheck ZQ smart camera features a 20 x 20 50 mm housing size, an S-Mount adapter and 10 freely programmable IOs and interfaces such as Ethernet, RS485 and CAN. In cases where...
News : Robotics, Automation & Control
Algorithm Improves Robots' Ability to Fetch Objects

An algorithm developed at Brown University will improve robots' ability to ask clarifying questions and more effectively retrieve objects, an important task for future robotic assistants.

INSIDER : Materials
Mechanical Metamaterials Can Block Symmetry of Motion

Engineers and scientists at the University of Texas at Austin and the AMOLF institute in the Netherlands have invented mechanical metamaterials that transfer motion in one direction while blocking it in the other. The material can be thought of as a mechanical one-way shield that blocks...

INSIDER : Aerospace
Exo-Brake “Parachute” to Enable Safe Return for Small Spacecraft

Engineers at NASA’s Ames Research Center in Moffett Field, CA have been testing its Exo-Brake technology as a simple design that promises to help bring small payloads back through Earth’s atmosphere unharmed. An Exo-Brake is a tension-based, flexible braking device...

INSIDER : Motion Control
Six-Legged Robots Move Faster with Bipod Gate

Researchers in Lausanne, Switzerland have determined that a bipod gait is the fastest and most efficient way for six-legged robots to move on flat ground, provided they don’t have the adhesive pads used by insects to climb walls and ceilings. This suggests designers of insect-inspired robots should...

Question of the Week : Robotics, Automation & Control
Will telepresence drones take off?

This week’s Question: According to a recent application made public last week, Google is hoping to patent a "mobile telepresence system." The proposed drone is designed for collaboration with colleagues from remote locations. The technology will fly indoors and move from room to room, adjusting to...

Briefs : Robotics, Automation & Control
Rescue Robot Has Remote Control Function

A group of researchers at Osaka University, Kobe University, Tohoku University, The University of Tokyo, and Tokyo Institute of Technology developed construction robots for disaster relief that solve the various challenges of conventional construction machines used in such situations. Using a prototype...

Briefs : Robotics, Automation & Control
Small Robot Has Outstanding Vertical Agility

Roboticists at the University of California, Berkeley, have designed a small robot that can leap into the air and then spring off a wall, or perform multiple vertical jumps in a row, resulting in what they claim is the highest robotic vertical jumping agility ever recorded. The agility of the robot...

Briefs : Robotics, Automation & Control
Interactive Robot Control System and Method of Use

Researchers at NASA’s Johnson Space Center (JSC), in collaboration with General Motors and Oceaneering, have designed a state-of-the-art, highly dexterous, humanoid robot: Robonaut 2 (R2). R2 is made up of multiple systems and subcomponents: vision systems, image-recognition systems, sensors,...

Briefs : Robotics, Automation & Control
Piezoelectric Actuator with Dual Horns that are Separately Controllable to Drive Miniature Vehicles Along a Single Axis

Actuators are a critical driver of all the mechanisms used in space, and improvements of their operation mechanism enhance mission capabilities. The disclosed invention is a new type of actuator that simultaneously drives dual...

Briefs : Robotics, Automation & Control
Robot Powertrain Moves Toward Energy Autonomy

Inspecting the condition of dykes and other sea defense structures is typically a task for a team of robots. They consume a lot of energy to move across the dykes, perform tests, and communicate the results for six hours a day. Because charging stations are not a realistic scenario, University of...

Briefs : Robotics, Automation & Control
Evaluation Standard for Robotic Research

The Yale-CMU-Berkeley (YCB) Object and Model Set provides universal benchmarks for labs specializing in robotic manipulation and prosthetics. About two years ago, Aaron Dollar, an associate professor of mechanical engineering and materials science at Yale University, came up with the benchmark idea to...

Articles : Motion Control
The Basics of Encoder Selection

Many small motor applications, such as robotics, industrial equipment, and consumer products, employ digital incremental encoders for feedback sensing. Encoder selection is therefore an important part of the system design process. Choosing the best encoder for the job requires knowledge of the most important...

Articles : Mechanical & Fluid Systems
Servo Couplings for High-Tech Systems

Couplings are a critical part of system performance in high-tech applications, yet they are often one of the last components to be specified. Selecting the proper coupling ensures the equipment will meet performance requirements and have a long, trouble-free life. Poor coupling selection can lead to high...

Articles : Motion Control
Metallic Glass Shatters Gear Limitations

Gears play an essential role in precision robotics, and they can become a limiting factor when the robots must perform in space missions. In particular, the extreme temperatures of deep space pose numerous problems for successful gear operation. At NASA’s Jet Propulsion Laboratory (JPL) in Pasadena, CA,...

Articles : Mechanical & Fluid Systems
Adding SCADA to a Hydraulic Power Unit

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 reliability in hydraulic systems. A SCADA system is a computer system that essentially gathers and analyzes...

Application Briefs : Software
PLCs Improve Control of Radio Broadcasts

Broadcasting employs the latest technology in many areas, but controlling the broadcast hardware connected to the antenna and the related transmission power, source, and facilities is usually still a low-tech operation. Typically, a broadcast engineer will drive to the unattended transmitter, translator,...

News : Software
Control Scheme Improves Motor Operation and Interaction
Control Scheme Improves Motor Operation and Interaction

A team of researchers from the Polytechnic University of Bari, Italy, is working to improve how industrial electric drives operate. They propose a new control scheme that will not only...

Control Scheme Improves Motor Operation and Interaction
News : Software
Tool Helps Design Soft Robots That Can Bend and Twist
Tool Helps Design Soft Robots That Can Bend and Twist

Designing a soft robot to move organically — to bend like a finger or twist like a wrist — has always been a process of trial and error. Now, researchers from the Harvard John A....

Tool Helps Design Soft Robots That Can Bend and Twist
Articles : Motion Control
The Basics of Encoder Selection

Positioning: Resolution and Accuracy

An application’s required positioning resolution dictates the choice of encoder resolution. A well-tuned system can maintain the position within one encoder state (quadcount). Therefore, the encoder resolution in quadcounts (states) should at least correspond to the...

Briefs : Mechanical & Fluid Systems
Mechanisms for Achieving Non-Sinusoidal Waveforms on Stirling Engines

The current state-of-the-art Stirling engines use sinusoidal piston and displacer motion to drive the thermodynamic cycle and produce power. Research performed at NASA Glenn has shown that non-sinusoidal waveforms have the potential to increase Stirling engine power density,...

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 combustion engines are viable competitors, and increases system costs in applications that require...

INSIDER : Motion Control
Prototype Capture System Simulates Asteroid Mission

A robotic capture module system prototype was built to help NASA engineers understand the operations required to collect a multi-ton boulder from an asteroid’s surface. The hardware includes three space frame legs with foot pads, and two seven-degrees-of-freedom arms with microspine gripper...

INSIDER : Motion Control
Dike Inspection Robot is Energy-Autonomous

Inspecting the condition of dikes and other sea defense structures is typically a task for robots, working in a team and in a highly autonomous way. But if they move around across the dikes, perform tests, and communicate the results for six hours a day, they use a lot of energy.

INSIDER : Motion Control
System Harvests Energy from Automotive Shock Absorbers

Boosting the fuel efficiency of motor vehicles by “harvesting” the energy generated by their shock absorbers and feeding it back into batteries or electrical systems such as air conditioning has become a major goal in automotive engineering. A University of Huddersfield (UK) researcher...

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Collaborative Robot Applications in the Automotive Industry

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On-Demand Webinars: Medical

New Developments in Catheter Shaft Components – Part 2