Five Minute Facts
Resonance Separation Margin
For separation margin, we want to quantify for the x-axis how far we are from the natural frequency. The concept is very easy: you identify the running speed...
- Ali Al-Shurafa
- Saudi Aramco
10 Minute Talk
Four Electrical Failure Modes
Electrical failure modes can be divided into four main categories. This tip will briefly discuss these categories and their associated thermal patterns to help the field thermographer better understand and identify thermal anomalies found in the field...
- Roy Huff
- The Snell Group
Two Minute Tips
The Drop Point and Lubrication Contamination
Are you familiar with the term "drop point" of a grease? The drop point is the temperature at which the oil and the soap, which are the two main elements in grease...
- Tom Murphy
- SDT
Five Minute Facts
Enclosed Cabinets with Ultrasound Inspection
What is one of the biggest problems around the world for electricians? Electrical workers come in contact with arc flashes and explosions from equipment. What regulations can you implement to stop these fatalities...
- Drew Walts
- IRISS
Case Studies and Stories
Hear Failure from Miles Away
Experienced maintenance professionals can understand if a machine is healthy or not by walking up to it and using their senses – hearing, touch, smell, and sight. But this skill doesn’t scale when there are more plants than experts. This case study – a TechINSIGHT – shows how IoT maintenance solutions are helping machine analysts be in multiple places at once...
- Brett Burger
- National Instruments
Two Minute Tips
Resonance Testing Methods
If you suspect resonance, you can confirm it through specialized tests. Some tests, such as mathematical modeling and variable-frequency shaker, are not so common in plant work. But the other two are more common, and these are...
- Ali Al-Shurafa
- Saudi Aramco
Five Minute Facts
A Closer Look at Thrust Ball Bearing Damage
Thrust bearings are usually located on the non-drive end of the equipment. This is a small pump you'd expect to be driven by a motor. But the bearings of horizontal motors are not designed to...
- Ali Al-Shurafa
- Saudi Aramco
Interviews
The Keys to Developing an Effective EMT
Personal preparation is one of the most important factors in starting a motor testing program. It probably takes me 20 to 30 minutes in the evening to set up my equipment and get it ready to go. I make sure everything is charged up...
- Don Donofrio
- The Snell Group
Two Minute Tips
Your Accelerometer Questions Answered
Whether you’re new to vibration monitoring and considering which accelerometers are appropriate for your application or are simply replacing existing accelerometers, selecting the right equipment for your requirements is critical to the effectiveness of the vibration monitoring process…
- Chris Hansford
- Hansford Sensors
