Power and Propulsion

Electric motors

Stories

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Articles: Materials
Optimizing EV motors before they hit the market is crucial. As the demand for clean energy vehicles grows, customers need assurance that their chosen vehicle is reliable and fulfills sustainability promises.
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Briefs: Power
A team of MIT engineers is creating a one-megawatt motor that could be a key stepping-stone toward electrifying larger aircraft. The team has designed and tested the major components of the motor.
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Articles: Energy
As the automotive sector continues to transition to a significant portion of their portfolio being electric, they must either build the needed test facilities to support this transition or update their current facilities.
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Briefs: Motion Control
Accomplishing motion control with digitally commanded electric motors is a responsive, precise, and energy-efficient approach suitable for a wide range of applications.
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Briefs: Aerospace
NASA’s System-Wide Safety (SWS) project is developing innovative data solutions to assure safe, rapid, and repeatable access to a transformed National Airspace System.
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Articles: Robotics, Automation & Control
Envisioning smaller and more lightweight robotics, designers realized that cobots could be used for millions of assembly tasks now being carried out by humans.
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Articles: Automotive
Decarbonization goals across the globe are leading to an increased adoption of electric vehicles. With electric car sales soaring, even the most successful...
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Articles: Motion Control
The DPV concept matches the unique needs of electric vehicle cooling and energy management systems.
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Application Briefs: Electronics & Computers
Learn how to outfit your equipment with sensors.
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Articles: Electronics & Computers
Learn the differences between bipolar and unipolar motors, their driving methods, and advantages and limitations.
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Application Briefs: Energy
An OEM must think about how to build a machine that will work on any kind of power system.
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Briefs: Motion Control
Servo motion control delivers powerful, fast, and precise movement onboard robots and for associated equipment.
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Briefs: Motion Control
New high bus voltage stepper motor systems avoid the complexity and expense of servo motors.
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Application Briefs: Motion Control
There is a growing demand for direct-drive motors.
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Application Briefs: Energy
With new vehicles, automotive manufacturers will need to closely monitor the current flowing to the motor.
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Briefs: Aerospace
Onboard cameras can be used to keep damaged quadcopters in the air and flying stably, even without GPS.
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Articles: Motion Control
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Briefs: Motion Control
This partially superconducting machine can be used as a motor or generator.
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Briefs: Materials
The material can be scaled for use in ultra-efficient, power-dense, electric vehicle traction motors.
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Briefs: Motion Control
Researchers have developed a self-contained wheel unit that combines a wheel and an electric motor.
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Briefs: Motion Control
The technology can be used in commercial motors, robotic systems, and hybrid and electric vehicles.
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Articles: Motion Control
Stepper motors and stepper-based linear actuators are often selected for open-loop motion control devices and equipment. These can be found in a wide range of products and systems...
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Briefs: Electronics & Computers
Double-Fed Induction Linear Alternator
This technology was developed to address the limitations of traditional, single-fed linear alternators that require permanent magnets, adhesive bonding organics, and heavy iron laminations for flux control. They experience eddy-current losses and require electromagnetic interference protection. Furthermore,...
Briefs: Aerospace
Improved Directed Flux Motor
Electromagnetic motors typically convert electrical energy into rotational mechanical energy and are employed across a wide array of applications. While motors represent relatively mature technology, practitioners continue to seek ways to enhance motor operation including a decrease in cost, drop in size/weight,...
Articles: Robotics, Automation & Control
Smarter, better, faster, less expensive — those words are the mantra of today’s global economy. As organizations seek to streamline operations and do more with less, they...
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Briefs: Materials
Making electric cars lighter also involves reducing the weight of the motor. One way to do that is by constructing it from fiber-reinforced polymer materials. A new cooling concept was...
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Briefs: Motion Control
Precision Low-Speed Motor Controller
Innovators at NASA Johnson Space Center have developed a method for controlling precise motion of a brushless DC (BLDC) motor using relatively inexpensive components. Precision motors are usually quite expensive and inefficient when operating at slow speeds. Current motors are only capable of operating at...
INSIDER: Software
Oak Ridge National Laboratory scientists have created open source software that scales up analysis of motor designs to run on the fastest computers available.
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Articles: Motion Control
Integrating lead screws with stepper motors is a simple and cost-effective method for getting precise linear motion. But achieving that precision requires anti-rotational...
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