Five Minute Facts
3 Misconceptions in the Condition Based Maintenance World
Today I want to talk to you about 3 misconceptions in the condition monitoring world. I picked three topics: vibration analysis, oil analysis, and the Internet of Things...
- Will Tudoroff
- IoT Diagnostics
Two Minute Tips
What is Soft Foot and Why Should We Care About It?
Soft foot occurs when rotating machinery is positioned in place on its base, frame, or soleplate, and one or more of the “feet” are not making good contact...
- Frederic Baudart
- Fluke
Case Studies and Stories
Poor Lubrication – Brass Cages Are Boon
An antifriction bearing generally has 4 major components. In this case study we will discuss how brass cages are better in a highly dusty & contaminated poor lubrication condition...
- Akhil jeet Rathore
- Indorama Petrochemicals & Fertilizers
Two Minute Tips
Setting Acid Number and Base Number Limits
There is a rule-of-thumb that oil should be condemned at double its new oil Acid Number, or at half of its new oil Base Number. The problem with this rule is that is has too many exceptions to be valid. Rather than identify the valid instances, it is better to understand how to derive a correct limit for any application..
- Evan Zabawski
- TestOil
Five Minute Facts
Do’s and Don’ts of Writing Condition Monitoring Reports
There is a right way and a wrong way to write a condition monitoring report. Let’s go over some dos and don’ts…
- Salah Attia
- ALS Industrial
Five Minute Facts
Designing a Wind Turbine: The DNA Process
The DNA design of a wind turbine follows a certain process, whether it is a 1, 2, or 9 megawatt turbine. First, we estimate the tower top mass...
- Partha Ravi
- OnyxInsight Australia
Case Studies and Stories
How We Diagnosed Our Cooling Water Pump Gearbox
This case study comes from a custom-made, four-story-high pump at Engro Fertilizers. In January 2014, we started noticing abnormal noise and vibration from the gearbox. But we couldn’t see anything apart from an increased gear mesh frequency…
- Haider Ali
- Engro Fertilizers
Case Studies and Stories
Motion Amplification Helped Diagnose This Vertical Treated Water Pump
This case study shows some of the capabilities of motion amplification technology. This vertical treated water pump was experiencing high vibration, and high lateral motion in line with the suction and discharge piping at the top of the motor when running at around 72%. We decided to take some video footage...
- Andrew Gale
- Optical Motion Technologies
Two Minute Tips
Static Eccentricity Faults Using Electrical Signature Analysis
Static Eccentricity (air gap) is a fault that is created when the rotor is not in the magnetic center of the stator. Static eccentricity can cause an increase in operating current, overheating, energy losses, and overloading of bearings...
- Mark Koch
- ALL-TEST Pro, LLC
