Content tagged with Government/Defense
posted in October 2011
Selecting Controllers for Brushless DC Motors
10/31/2011  2 comments
Depending on the application, a designer has many variables to consider when selecting controllers for brushless DC motors.
GAO Raises Concerns About Boeing 787 Dreamliner Composite Repairs
10/28/2011  24 comments
A GAO report raises concerns about the safety of repairs and maintenance of composite structures in the Boeing 787 Dreamliner.
Gadget Freak Jr.: Homebrew Jet Engines
Gadget Freak 
10/27/2011  17 comments
In an aerospace and mechanical technology trilogy, we bring you videos of homebrew jet engine projects including one made via 3D printing.
Converting Plastics to Energy Could Boost US Reserves
10/26/2011  9 comments
Converting nonrecycled plastics (NRP) into energy with current technologies could reduce US coal consumption and boost domestic energy reserves.
The Card Swiper Swiped My Patience
Made by Monkeys 
10/26/2011  7 comments
The go-card readers in the Australian train stations are designed to drive you mad.
Is There a Diamond Machine in Your Future?
Mechatronics Zone 
10/21/2011  9 comments
Researchers at the Sandia Corporation have created complete machines with gears and microscopic transmissions fabricated from microelectromechanical systems (MEMS) systems.
Hot Off the Presses: Design News October Digital Issue
Wolfe's Den 
10/19/2011  Post a comment
The October 2011 digital issue of Design News is available for free download, with content on automation and control, CAD, materials and assembly, and RFID.
Dassault Deepens Composites Simulation
CAD/CAM Corner 
10/18/2011  3 comments
By acquiring Simulayt, a maker of specialized composites simulation software, Dassault is trying to differentiate its composites story around bi-directional integration among design, analysis, and manufacturing.
Innovation Spurs Aerospace's Next Generation
Wolfe's Den 
10/14/2011  8 comments
Boeing’s 787 Dreamliner isn’t a new airplane so much as an entirely new platform.
New Horizons for RFID
Automotive News 
10/12/2011  8 comments
Better chips and new standards are combining to place RFID in applications that no one dreamed of three years ago.
Smart Grid's Massive, Multidisciplinary Tech Challenge
10/11/2011  2 comments
Communications integration; advanced control, sensing, metering and metrics; and a human interface methodology are still on the smart grid architects’ to-do list.
The Case of the Crazy Antenna
Sherlock Ohms 
10/11/2011  8 comments
When radio communications were patchy, it was time to check the antennas.
Why Did You Become an Engineer?
Wolfe's Den 
10/7/2011  30 comments
Design News asked participants in the LinkedIn System & Product Design Engineering group why they became engineers.
'Trusted' Security Effort Could Protect Factory, Embedded Networks
Guest Blogs 
10/6/2011  5 comments
Security in the factory and automation sectors could get a big boost if a new industry working group succeeds in creating authentication and data security standards for the embedded arena.
The Case of the Stuttering Tape Drive
Sherlock Ohms 
10/5/2011  10 comments
When we moved a tape deck into a different part of our building, we started running into a host of problems with the equipment. Call Sherlock Ohms.
Stealth Material Cloaks Military Vehicles
Guest Blogs 
10/4/2011  16 comments
Infrared-camoflauging tiles developed by engineers at BAE Systems in Sweden can alter military vehicles' infrared (IR) signatures so that troop carriers could appear to be passenger cars or even blend into the background.

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We celebrate Halloween with a look at 13 of the scariest technology-based horror movies of all time, as well as some real-life technologies that bare a frightening resemblance to what's on screen.
When Charlie Miller and Chris Valasek made headlines by hacking and crashing a Jeep last year, the event followed many months of study and trials.
A unique set of multi-network servo drives introduced by Mitsubishi Electric enables the company’s servo motion capabilities to be integrated into EtherNet/IP, EtherCAT, or PROFINET networks.
With a better understanding of materials’ response to load and temperature, researchers could potentially use the knowledge to improve design. The research could even help geologists studying plate tectonics.
A panel on cybersecurity at ARM TechCon called for regulations to protect the security of connected devices.
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