RPM
Webinars
Condition Monitoring of Rotary Screw Compressors with HD Technology
This webinar covers condition monitoring of rotary screw compressors designed for air compression. From a historical perspective, measuring the operating conditions of rotary compressors has been quite difficult...
- Håkan Hedlund
- SPM Instrument AB
10 Minute Talk
HD Technology Shines in an Ultra-Low-RPM Application
The support wheel bearings in a calciner case had an ultra-low rpm: 3.4–3.9. The customer had been utilizing a traditional vibration analysis system for a number of years, but they lacked a pre-warning time and faced high risk…
- Rick Verbij
- SPM Netherlands
Two Minute Tips
Determining the Number of Poles and RPM
Give me the number of poles and I can tell you the RPM; give me the RPM and I can tell you the number of poles. This instructional presentation discusses the formulas related to determining theses values...
- Don Donofrio
- The Snell Group
Two Minute Tips
HD Technology: The Bearing Failure Process
When we look at a new, healthy bearing under a microscope, we can see tiny surface imperfections, micro-cracks, or hard inclusions. Now imagine that the rollers are passing this point year after year...
- Tim Sundstrom
- SPM Instrument
Two Minute Tips
How to Measure Your Machine’s RPM
If your machinery is not operating at the correct RPM, it will cause significant loss of time and productivity. This quick tip will show you how to correctly measure your machine's RPM…
- Stan Riddle
- Acoem USA
White Papers
Continuous Condition Monitoring with Vibration Transmitters and Plant PLC’s
Predictive maintenance techniques have proven to be effective strategies to reduce unexpected machinery failure...
- Meredith Christman
- PCB Piezotronics
White Papers
Modern Vibration Analysis Technology Applied to the Four Stages of Bearing Failure
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
Case Studies and Stories
A Hoist Application in the Mining Industry
A hoist or winder is a mission critical application found in underground mines. The hoist is used either to transport ore to the surface or personnel to or from the mine shaft. There are three types of hoists...
- Tim Sundstrom
- SPM Instrument
Case Studies and Stories
Boliden Garpenberg Mine
In January 2011, New Boliden decided on a major expansion of operations at the Garpenberg mine in central Sweden, aiming to successively increase production from 1.4 million to 2.5 million tons annually...
