The National Electrical Manufacturers Association (NEMA), Rosslyn, VA, has a new standard out for street and area lighting that addresses the impact of vibration on roadway lighting. NEMA published ...

Vibration testing and analysis. This has been referred to in a number of different ways, most of which are not meant to be complimentary. Voodoo box, black magic, rocket scientist stuff, etc. It is an ...

Researchers at the Institute of Aeroelasticity have successfully completed a ground vibration test with the DLR research aircraft ISTAR. Approximately 200 acceleration sensors were fitted to record ...

The HVAC Systems Sound and Vibration Procedural Guide details methods and processes that, when followed, provide repeatable measurement and verification of sound and vibration (S&V) levels, as ...

The ability to measure, monitor, and analyze vibration is essential to many industries and areas of research & development. Unfortunately, the proper methods for creating an accurate and repeatable ...

Whenever an aircraft engine experiences a vibration problem, it is important to identify the problem quickly so as to save both time and cost of removing the engine. When trim balancing is needed to ...

Space structures are exposed to intense, quasi-static and dynamically mechanical accelerations, particularly during launch. The test laboratory is responsible for the qualification of components and ...