Within the vibration community, it is commonly accepted to describe a spalling process in a bearing in four stages; from the first microscopic sign to a severely damaged bearing...
- Ron Kittle
- SPM Instrument Inc
Vibration monitoring has been employed for some time now; indeed, we can be certain that it has been in use for almost two thousand years...
- Chris Hansford
- Hansford Sensors
NFPA 70E 2018 Edition – Changes and Implications for Personnel Performing Condition Based Maintenance Tasks
The 2018 Edition of NFPA 70E Standard for Electrical Safety in the Workplace, was released in late 2017 with little fanfare. However, there are several significant changes in this edition that have potentially wide-ranging implications for maintenance personnel...
- Rudy Wodrich
Selecting the best accelerometer for a specific predictive maintenance application can be a daunting task – even for the most seasoned walk-around warrior…
- Meredith Christman
- PCB Piezotronics
The goal of equipment condition monitoring is to increase equipment availability, increase product yield and quality, and reduce maintenance cost by...
- Forrest Pardue
As the old saying goes, “Figures don’t lie, but liars do figure.” This is not to suggest that gear lubricant sales representatives are liars, but rather that too often neither the sales rep nor the purchaser completely understands what the numbers on a technical sheet or price list really mean...
- John Sander
- Lubrication Engineers