Mechanical/​Mechatronics

Transportation

Stay updated on the innovations in transportation technologies. Explore the articles and technical briefs on electrification and autonomous driving that have impacted transportation design and engineering.

Briefs : Aerospace
Device Measures Laser Power in Real Time

Lasers play roles in many manufacturing processes, from welding car parts to crafting engine components with 3D printers. To control these tasks, manufacturers must ensure that their lasers fire at...

Blog : Communications
CES Preview: New Cybersecurity Challenges for Increasingly Connected Cars
Irdeto's Stacy Janes tells Tech Briefs if he feels safe driving today's connected cars.
Blog : Communications
Q&A: Catching Up with Automotive Cybersecurity Researcher (and Jeep Hacker) Chris Valasek
In 2015, Chris Valasek and Charlie Miller demonstrated a hack of the Jeep Cherokee. Valasek tells Tech Briefs what has changed since then.
INSIDER : Energy
New fuel cell concept brings biological design to better electricity generation

Fuel cells generate electricity directly from hydrogen and oxygen and produce only water vapor as emissions. But most fuel cells are too expensive, inefficient,...

Application Briefs : Transportation
Multi-Axis Motion Controller Accelerates Gear Testing

Materials testing and characterization is often a lengthy process. It can take more than a year and billions of testing cycles for a manufacturer to characterize the properties of a new...

Application Briefs : Mechanical & Fluid Systems
One-Cable Automation Streamlines Robotic Non-Destructive Inspection Systems

There are few industries where the demands for material testing and quality assurance are more challenging than in the aerospace industry. Ensuring the safety of all...

Briefs : Imaging
Compound-Lens Camera for Industry and Smartphones

A process has been developed that enables the production of a 2-mm flat camera. The lens is partitioned into 135 tiny facets, similar to the eyes of an insect. The facetVISION camera is...

Briefs : Materials
High-Power-Density Solid Oxide Fuel Cell

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...

Briefs : Semiconductors & ICs
Device Detects Subatomic-Scale Motion

It is relatively easy to measure small movements of large objects, but is much more difficult when the moving parts are on the scale of nanometers, or billionths of a meter. The ability to accurately...

Articles : Transportation
Sterilizing Fogger Cleans Ambulances with a Breeze

Spinoff is NASA's annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the fields...

Articles : Nanotechnology
Innovators Recognized for "Creating the Future" 2018

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...

Briefs : Manufacturing & Prototyping
Submarine Swims Without an Engine

Researchers have developed a new propulsion concept for swimming robots that exploits temperature fluctuations in the water for propulsion without the need for an engine, propellant, or power supply.

Blog : Electronics & Computers
New Metal-Air Battery Design Offers a Potential Boost to Electric Vehicles
Professor Hart spoke with Tech Briefs about why his team's new battery may someday find its way beyond niche applications and into electric vehicles.
On-Demand Webinars : Transportation
Virtual Hardware ECUs: A Positive Disruption for Automotive Software Development

Automotive systems require years of development before making it into a vehicle. With advanced driver assistance systems, infotainment, safety systems, and autonomous driving requiring more compute power and software content, automotive companies need to revisit...

Blog : Sensors/Data Acquisition
Answering Your Questions: How Good are Automotive Sensor Simulation Models?
A reader asks our industry experts: "How good are the simulation models for automotive ADAS sensors?"
5 Ws : Electronics & Computers
5 Ws of the SAFIRE Lithium-Ion Battery

Who

The Safe Impact Resistant Electrolyte (SAFIRE) fire-resistant battery can be used in consumer electronics such as cellphones, in drones and cars, and in soldiers’ packs.

Articles : Transportation
2018 Create the Future Design Contest Special Awards Section

The Create the Future Design Contest was launched in 2002 by Tech Briefs Media Group (publishers of Tech Briefs magazine) to help stimulate and reward engineering innovation. Since...

Briefs : Photonics/Optics
Photonic Communication Comes to Computer Chips

With novel optoelectronic chips and a new partnership with a top silicon-chip manufacturer, MIT spinout Ayar Labs aims to increase speed and reduce energy consumption in computing, starting with...

Articles : Transportation
2018 Create the Future Design Contest: Automotive/Transportation Category Winner

ISCAD — ELECTRICAL DRIVE WITH 0% RARE EARTHS, 25% HIGHER DRIVING RANGE, AND 100% SAFETY

Conventional electrical machines suffer from the problem that...

On-Demand Webinars : Transportation
Anti-Friction Coating Technology for Highly Demanding Automotive Applications

Consumers demand durability and reliability from their cars. Expectations for dependability aren’t lessened for high-stress components such as starter motors.

White Papers : Test & Measurement
The Importance of Testing to Detect GNSS Vulnerabilities in Intelligent Transportation Systems

Understanding how GNSS receivers perform in different environments and under different threat conditions is key to identify problems and determine their impact on your overall system. So long as a GNSS receiver is part of a car, train or ship, you...

Blog : Automotive
How Will VR and AR Impact Automotive Manufacturers?
How will the use of AR and virtual prototypes impact the role of automotive parts manufacturers? A reader asks our expert.
Briefs : Electronics & Computers
Evaluating Effects of Exhaust Heat Recovery Systems on Fuel Economy and Emissions

The exhaust heat recovery system (EHRS) in an automobile captures the thermal energy from exhaust and transfers it to the engine coolant. As the car warms up,...

Briefs : Aerospace
Air Traffic Management (ATM) System

As the demand for air transportation increases, the capacity of the current U.S. ATM system will eventually be stressed to its limits. New technologies in communication, navigation, and surveillance (CNS),...

White Papers : Energy
Why is this fuel cell producing less power?

One of the factors limiting fuel cell efficiency is its ability to promote the oxygen reduction reaction at the cathode. If the level of carbonate on the cells surface is too high it can create a barrier which hinders fuel cell performance. These carbonates have a detrimental effect on the oxygen...

White Papers : Mechanical & Fluid Systems
Discrete Proportional Valve Technology

This white paper describes an innovative concept for control of coolant flow that avoids many of the pitfalls of traditional valve designs. The valve design discussed is specifically tailored to the unique needs of the EV marketplace, where energy efficiency is paramount.

INSIDER : Transportation
EV Charging in Cold Temperatures Could Pose Challenges for Drivers

New research from Idaho National Laboratory suggests that electric vehicle drivers could face longer charging times when temperatures drop. The reason: cold temperatures...

White Papers : Transportation
The Inside Story on Technical Lubricants

Chemours has extensive experience developing advanced flouroproducts vital to many industries, with well-known brands such as Teflon and Krytox renowned for performing under the harshest conditions. The company’s perfluoropolyether (PFPE)-based lubricant Krytox, originally created for demanding...

News : Transportation
Sensor Research: Magnetic Transducer Element With Vortex State

Many modern technological applications are based on magnetic forces. Examples are moving components in electric vehicles and storing data on hard disks. Magnetic fields are also used as sensors to detect other magnetic fields. In the automotive industry, for example, more precise...

News : Sensors/Data Acquisition
Even One Automated, Connected Vehicle Can Improve Safety

Connected cruise control uses vehicle-to-vehicle communication to let automated vehicles respond to multiple cars at a time in an effort to save energy and improve safety. University of Michigan researchers have demonstrated its effectiveness on public roads, even when just one automated...

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