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
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
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
- Suzlon Energy Australia
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
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
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...
- Bill Kruger
- ALL-TEST Pro
A rotary equipment does not always behave in the same way. There are times when it needs more attention than regular basis. Sometimes you might even skip monitoring an equipment which was being critically monitored last week.
- Akhil jeet Rathore
- Indorama Petrochemicals & Fertilizers
If you’re interested in implementing online monitoring in your plant, there are several things to consider. Ian Liebler explains…
- Ian Liebler
- Emerson Automation Solutions