Electrical/​Electronics

Power Management

Browse the latest technologies and product developments focused on the challenges facing power management system designers. Power management is integral to electrified and autonomous vehicles, hybrid power, and fuel cell power systems.

Stories

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INSIDER: Power
Fuel cells generate electricity directly from hydrogen and oxygen and produce only water vapor as emissions. But most fuel cells are too expensive, inefficient,...
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Articles: Manufacturing & Prototyping
As Industry 4.0 initiatives bring more and more industrial axes of motion into the realm of automation, the need for cost-effective control across them grows as well. Advances in robotics,...
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Articles: RF & Microwave Electronics
The Create the Future Design Contest was launched in 2002 to help stimulate and reward engineering innovation. In the past 16 years, the annual contest has drawn more than 13,000 product...
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Products: Mechanical & Fluid Systems
Data Acquisition Devices The USB-1808 Series simultaneous-sampling data acquisition devices from Measurement Computing Corp., Norton, MA, provides synchronous and concurrent voltage I/O, waveform output,...
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Briefs: Energy
Ionization-Based Multidirectional Flow Sensor
One significant area of research in fuel cell technology includes systems in which a fuel cell is combined with another power generation device (a turbine, for example) to create a hybrid system that combines the advantages of the two standalone systems, resulting in a high fuel-to-electricity...
Briefs: Transportation
NASA's Glenn Research Center has developed a novel solid oxide fuel cell (SOFC) with five times the specific power density of currently available SOFCs. This highly efficient SOFC can operate on a wide...
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Briefs: Electronics & Computers
A New Twist Makes Rotating Machinery More Efficient and Quieter
Derived from a design approach for a new wing known as PRANDTL-D, this technology achieves similar improvements for propellers and other rotating machinery.
Products: Sensors/Data Acquisition
Yokogawa Corporation of America, Newnan, GA, released the WT5000 power analyzer that achieves accuracy of ±0.03% at 50/60 Hz, allowing precision evaluation of power consumption, loss, and efficiency of electrical and...
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Articles: Sensors/Data Acquisition
Internet of Things (IoT) applications — whether for city infrastructures, factories, or wearable devices — use large arrays of sensors collecting data for transmission over the Internet to a central,...
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Products: Electronics & Computers
Thermography Systems Advanced Thermal Solutions, Norwood, MA, announced the tvLYT™ liquid crystal thermography system that provides a portable solution for temperature measurement of electronics, circuit...
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Articles: Motion Control
Reliability and longevity directly impact the cost of using Q-switched, diode pumped, solid state, ultraviolet lasers in industrial applications. Damage to the intracavity harmonic crystal is often...
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Briefs: Materials
Most metals, with the notable exception of gold, tend to oxidize when exposed to air and water. This reaction — which produces rust on iron, tarnish on silver, and verdigris on copper or...
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Briefs: Test & Measurement
Colloids — insoluble particles or molecules anywhere from a billionth to a millionth of a meter across — are so small they can stay suspended indefinitely in a liquid or even in air. Robots about...
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Articles: Green Design & Manufacturing
DETECTING PLASTIC LANDMINES Hidden PFM-1 anti-personnel landmines are unexploded ordnance (UXO) devices that pose a difficult challenge to conventional landmine...
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Articles: Materials
ALUMINUM-POWERED ELECTRICITY GENERATION Aluminum has an incredibly high energy density — double that of gasoline and an order of magnitude greater than lithium-ion....
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Facility Focus: Communications
In 1951, the first nuclear reactor in Idaho was built, starting a legacy at what is now Idaho National Laboratory (INL). INL is the site where 52 pioneering nuclear reactors were designed and...
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Articles: Electronics & Computers
NASA at 60: Celebrating Success
Over the past 60 years, NASA scientists and engineers have developed many advanced technologies and processes. But NASA has also partnered with industry, using commercially available products to complete its missions. Here, some of those companies join NASA in celebrating these collaborative successes.
Briefs: Photonics/Optics
Power Line Detection System for Unmanned Aircraft Systems
Electrical power lines pose a serious crash hazard to helicopters and other air-based vehicles, especially small aerial vehicles such as unmanned aircraft systems (UAS). This is because power lines are so widespread, hard to see, and strung at roughly the same height above the ground at...
Products: Materials
Temperature Transmitters The Sitrans TH320/420 and TR320/420 WirelessHART (Highway Addressable Remote Transducer Protocol) temperature transmitters from Siemens, Erlangen, Germany, are available for a range of...
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INSIDER: Electronics & Computers
A rechargeable battery technology developed at the University of Michigan could double the output of today’s lithium ion cells, drastically extending electric vehicle...
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INSIDER: Electronics & Computers
The built-in multi-window feature released with the new Android operating system allows users to have multiple windows and files open at the same time, similar to a laptop, but this results in...
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INSIDER: Energy
A team of semiconductor researchers based in France has used a boron nitride separation layer to grow indium gallium nitride (InGaN) solar cells that were then...
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INSIDER: Automotive
New research from Idaho National Laboratory suggests that electric vehicle drivers could face longer charging times when temperatures drop. The reason: cold temperatures...
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Question of the Week: Electronics & Computers
Are You Dealing with Power Failures?
Energy demands are increasing as consumer, industrial, and data communications markets require greater power distribution.
Facility Focus: Software
In 1977, the National Renewable Energy Laboratory (NREL, Golden, CO) started as the Solar Energy Research Institute (SERI), spurred by national concern during the 1973 oil embargo that caused long lines...
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Briefs: Software
The objective of this effort was to design, fabricate, integrate, and fly a nuclear thermal rocket without having to build massive ground test facilities. Furthermore, this nuclear rocket would...
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Briefs: Electronics & Computers
Over the past few years, deep learning algorithms have proven to be highly successful in solving complex cognitive tasks such as controlling self-driving cars and language understanding....
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Briefs: Electronics & Computers
A battery pack is only as strong as its weakest cell. As battery packs become larger and more integral to the stable operation of devices and systems, the need to monitor battery dependability and performance in...
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Briefs: Electronics & Computers
Piezoelectric Thrust Vector Control for Hall Effect Thruster
The design of the CubeSat required precision pointing of the thrust vector through the spacecraft center of gravity to minimize fuel usage for attitude correction. Because the center of gravity shifts over the course of the mission, a means of adjusting the thrust vector was needed....

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