Two Minute Tips
Condensate Water Pump Resonance Caused by a Bearing Defect
This case involves a motor-driven vertical condensate water pump. A couple of weeks after commissioning, we noticed a severe increase in vibration…
- Ali Al-Shurafa
- Saudi Aramco
The Physics Behind Vibration and Resonance
Our objective is to collect the vibration in order to identify the input—the force. From basic physics, if you have a mass and shake it by a force, it will vibrate corresponding to...
- Ali Al-Shurafa
- Saudi Aramco
Detecting Pump Faults Using Motion Amplification
I’ve used motion amplification in industry intensively over the last two years. We’ve had some great successes with it, and it’s changed the way I do my work. We used this technology on cooling water pumps that are…
- Stuart Walker
- Reliability Maintenance Solutions Ltd
How Do Speed and Load Affect Bearing Life?
Bearing life is proportional to speed. If we double the speed, we halve the life. And the life is proportional to the cube of the load. In other words, the higher the load...
- Jason Tranter
- Mobius Institute
What Is Condition-Based Maintenance?
What do you think condition monitoring is? Some say it's monitoring the condition of the machine and trending. Others say it's a strategy for giving an alert...
- Adnan Aslam
- Jubail O&M Company Limited
When Do You Need to Know About Bearing Faults?
If you understand the P-F interval, we want to get an idea of when the bearing will fail. But first we need to understand the failure modes and the nature of the machine in question. Because if we have...
- Jason Tranter
- Mobius Institute
How Does the World’s Largest Paper Mill Work?
Paper Machine #6 is one of the largest paper machines in the world. The machine speed is 1500 mpm and it has more than 250 rollers, meaning more than 500 bearings. To monitor it all, we use...
- Muhammad Trendo
- Indah Kiat Pulp & Paper Perawang
What Drives up the Cost of Rigs?
The turnover of the rig is based on the number of days in operation. If I rent a car and keep it at home, it's a waste of money. It's the same principle...
- Nishanthan Senkuttuvan
- Osborne Engineering Limited
Where Should You Focus Your CM Services?
We have many technologies available, such as vibration, ultrasound, infrared, and oil analysis. Now, we need to select which technology to use with each piece of equipment...
- Nishanthan Senkuttuvan
- Osborne Engineering Limited