Electrical/​Electronics

Batteries

Find innovative solutions for design engineering challenges in battery management systems. Discover the latest battery system applications in wearables, autonomous vehicles, and other electronic systems.

Latest Briefs & News

News : Energy
Engineers Develop Concept for Hybrid Heavy-Duty Trucks
Engineers Develop Concept for Hybrid Heavy-Duty Trucks

Heavy-duty trucks, such as the 18-wheelers that transport many of the world's goods from farm or factory to market, are virtually all powered by diesel engines. They account for a...

Engineers Develop Concept for Hybrid Heavy-Duty Trucks
News : Sensors/Data Acquisition
Next-Generation, Low-Cost Stop Sign Improves Driver Safety
Next-Generation, Low-Cost Stop Sign Improves Driver Safety

It's dark on the back road as a motorist speeds toward the intersection. Up ahead, the stop sign blends with the night and in seconds a deadly crash occurs. According to the U.S....

Next-Generation, Low-Cost Stop Sign Improves Driver Safety
News : Electronics & Computers
Renewable Oils for Use in Lubricants Synthesized

Engine gears, plane thrusters, refrigerator compressors, wind turbines – the list of important industrial machinery, agricultural equipment, transportation vessels, and home applications that depend on lubricants might be endless. These slick substances quite literally keep the world turning,...

Briefs : Power
Diagnose Lithium Batteries
Diagnose Lithium Batteries

Batteries with metallic lithium anodes offer enhanced efficiency compared to conventional lithium-ion batteries because of their higher capacity. However, safety concerns and a short lifespan stand in the way. To...

Diagnose Lithium Batteries
Briefs : Energy
Graphene Coating Takes Oxygen Out of Lithium Battery Fires
Graphene Coating Takes Oxygen Out of Lithium Battery Fires

Lithium batteries allow electric vehicles to travel several hundred miles on one charge. Their capacity for energy storage is well known — so is their tendency to occasionally...

Graphene Coating Takes Oxygen Out of Lithium Battery Fires
Briefs : Transportation
Battery Electrolyte Doubles Driving Range for Electric Vehicles

Conventional electrolytes used in lithium-ion batteries that power household electronics like computers and cellphones are not suitable for lithium-metal batteries. Lithium-metal batteries that replace a graphite electrode with a lithium electrode are the holy grail of energy...

Briefs : Manufacturing & Prototyping
Eliminating Corrosion Extends Life of Lightweight Batteries
Eliminating Corrosion Extends Life of Lightweight Batteries

Metal-air batteries are one of the lightest and most compact types of batteries but when not in use, they degrade quickly, as corrosion eats away at their metal electrodes. While...

Eliminating Corrosion Extends Life of Lightweight Batteries
Briefs : Manufacturing & Prototyping
Impact-Resistant Battery Electrolyte Solidifies When Hit
Impact-Resistant Battery Electrolyte Solidifies When Hit

Lithium-ion batteries commonly used in consumer electronics are notorious for bursting into flame when damaged or improperly packaged. Inspired by the unusual behavior of some liquids...

Impact-Resistant Battery Electrolyte Solidifies When Hit
Briefs : Electronics & Computers
Running an LED in Reverse Could Cool Future Computers
Running an LED in Reverse Could Cool Future Computers

Researchers devised a method in which running a light emitting diode (LED) with electrodes reversed was able to cool another device nanometers away. They harnessed the chemical potential...

Running an LED in Reverse Could Cool Future Computers
Blog : Energy
A Better Battery Offers ‘All-Renewable’ Promise for the Power Grid
A Better Battery Offers ‘All-Renewable’ Promise for the Power Grid
An Ohio State researcher shares with Tech Briefs the promise of potassium-oxygen batteries.
A Better Battery Offers ‘All-Renewable’ Promise for the Power Grid
Blog : Transportation
AUVSI XPONENTIAL 2019: Helicopter Drones
AUVSI XPONENTIAL 2019: Helicopter Drones
Three new unmanned helicopters were unveiled at AUVSI’s XPONENTIAL show in Chicago.
AUVSI XPONENTIAL 2019: Helicopter Drones
Application Briefs : Imaging
Improving Vehicle Fuel Economy with ADAS
Improving Vehicle Fuel Economy with ADAS

Fuel economy is a key factor in worldwide energy-consumption. One way to improve fuel economy is using driver feedback to promote efficient habits (eco-driving). Emerging research is looking into...

Improving Vehicle Fuel Economy with ADAS
Articles : Transportation
Selecting Electric Traction Solutions for AGVs and Mobile Robots
Selecting Electric Traction Solutions for AGVs and Mobile Robots

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...

Selecting Electric Traction Solutions for AGVs and Mobile Robots
Briefs : Photonics/Optics
Thin, Durable Heating Patches
Thin, Durable Heating Patches

Thin, durable heating patches were created using intense pulses of light to fuse tiny silver wires with polyester. Their heating performance is nearly 70 percent higher than similar patches. The inexpensive...

Thin, Durable Heating Patches
Briefs : Electronics & Computers
Achieving Carbon Footprint Reduction with Flywheel Technology
Achieving Carbon Footprint Reduction with Flywheel Technology

Recent technical advances have enabled flywheel energy storage systems (FESS) to become more compact and able to support higher-power applications. Due to their proven...

Achieving Carbon Footprint Reduction with Flywheel Technology
Briefs : Materials
Fabric Alternative to Batteries for Wearable Devices
Fabric Alternative to Batteries for Wearable Devices

Wearable biosensors for health monitoring lack a lightweight, long-lasting power supply. A new method was developed for making a charge-storing system that is easily integrated into...

Fabric Alternative to Batteries for Wearable Devices
Briefs : Electronics & Computers
Rechargeable, High-Temperature, Molten Salt Battery
Rechargeable, High-Temperature, Molten Salt Battery

Growing demand for electric vehicles and more sustainable forms of transport means finding new forms of energy storage such as batteries, supercapacitors, and fuel cells. Currently, a major...

Rechargeable, High-Temperature, Molten Salt Battery
Articles : Transportation
Electric Vehicle Fast Chargers Present Some Overlooked Circuit Protection Challenges
Electric Vehicle Fast Chargers Present Some Overlooked Circuit Protection Challenges

The first mass-produced electric vehicles (EVs) hit the road late in 2010 with the introduction of the Nissan Leaf, which remains the world’s top-selling,...

Electric Vehicle Fast Chargers Present Some Overlooked Circuit Protection Challenges
5 Ws : Mechanical & Fluid Systems
5 Ws of the Heart Energy Harvester
5 Ws of the Heart Energy Harvester

Who

Millions of people who rely on pacemakers, defibrillators, and other livesaving implantable devices powered by batteries that need to be replaced every five to 10 years.

5 Ws of the Heart Energy Harvester
Briefs : Electronics & Computers
Nickel with Nanoscale Pores Has the Strength of Titanium and Density of Water
Nickel with Nanoscale Pores Has the Strength of Titanium and Density of Water

Titanium is as strong as steel but about twice as light. These properties depend on the way a metal’s atoms are stacked but random defects that arise in the...

Nickel with Nanoscale Pores Has the Strength of Titanium and Density of Water
Products : Electronics & Computers
Product of the Month: April 2019 Tech Briefs
Product of the Month: April 2019 Tech Briefs

nanotron, Munich, Germany, introduced 360° Edge Analytics tools and location-aware wireless sensors for manufacturing and healthcare. The products automatically extract event information in real...

Product of the Month: April 2019 Tech Briefs
Question of the Week : Electronics & Computers
Will ‘Structural Batteries’ Replace Conventional Ones?

Structural batteries are built into the actual configuration of battery-powered products – think the wing of a drone or the bumper of an electric vehicle. These batteries could reduce weight and extend range of a vehicle, but they're usually heavy, unsafe, or short-lived.

Briefs : Electronics & Computers
Multi-Purpose, Flexible Wing Structure for Small Unmanned Aerial Systems

Small unmanned aircraft systems (UAS), also known as micro air vehicles, are promising tools for a variety of military and commercial applications. Some small UAS have flexible wings and are lightweight, making them back-packable and easy to deploy. Most UAS that are...

Briefs : Electronics & Computers
Fuel Cell/Fuel Cell Hybrid System

Fuel cells can deliver clean, reliable, and uninterrupted power nearly 100 percent of the time. Fuel cells offer the advantage of efficiency by converting chemical energy directly to electricity. They have no moving parts, thereby eliminating failures associated with pumps, blowers, heat exchangers, and other...