NK
Vibration mitigation of 260 MW Francis turbine and generator by turbine guide bearing gap adjustment
We were engaged to perform vibration measurement and analysis of a 260 MW Francis turbine and generator and recommended a solution to...
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NK
- Jun 8
- 4 min
One shot field balancing on 41 MW steam turbine with pipe strain problem
We were engaged to perform vibration measurement and analysis of a 41 MW steam turbine and generator as the excessive vibration amplitude...
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PS
- Jun 24, 2022
- 1 min
Torsional Vibration Measurement and Analysis on Flue Gas Blower
Recently, we did torsional vibration measurement on a disk-pack coupling of 315 kW induction motor driven flue gas blower. A strain gauge...
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RC
- Feb 9, 2022
- 4 min
Oil whip instability vibration in generator
A steam turbine-generator set was overhauled for about two (2) months before it was attempted to put back to services again. However,...
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RC
- Jan 13, 2022
- 2 min
Commissioning support and troubleshooting high vibration problem on a new steam turbine
This is our last job of year 2021 working on a new steam turbine – generator set during commissioning. Unit installation was completed...
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RC
- Dec 7, 2021
- 2 min
Vibration analysis on hydroturbine-generator set with high-speed camera
This is a case study of using motion amplification® (MA) technology to analyze vibration data of a small hydroturbine-generator set...
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RC
- Oct 22, 2021
- 2 min
Motion amplification of cooling water pipe
Crack is noticed at cooling water pipe of a large generator which is suspected due to excessive vibration. Motion amplification (MA) is...
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RC
- Sep 20, 2021
- 1 min
Air duct vibration analysis with motion amplification and fatigue assessment
This is a case study of vibration measurement and analysis on air duct of primary air fan installed at a new thermal power plant....
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PS
- Oct 28, 2019
- 2 min
Bump Test with Motion Amplification Camera
In general we perform bump/impact test to find natural frequency as rough test to prove if resonance problem exists. But however if we...
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RC
- Nov 26, 2018
- 1 min
The impossible is now possible : measuring pipe vibration inside the furnace
High vibration was observed at pipes installed inside the furnace in a refinery and this results in a concern of fatigue failure. This...
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RC
- Jul 25, 2018
- 1 min
Out of reach, yes we can!
One of the reasons we invested in Iris M Motion Amplification (MA) camera is for piping including its associated structures and...
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RC
- Jun 2, 2018
- 2 min
Motion amplification of agitator
An agitator installed in petrochemical plant is reported excessive vibration amplitudes measured at motor, gearbox and associated...
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RC
- Feb 18, 2018
- 3 min
Introduction to Piping Vibration Analysis
From our experience piping vibration problem is increasing demand for analysis and field troubleshooting which can be due to increasing...
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PS
- Jan 29, 2018
- 2 min
Big Loss Field Balancing
We were requested to witness field balancing on a primary air fan being performed by third party. They were using handheld vibration data...
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RC
- Jan 26, 2018
- 1 min
Solving resonance problem of cooling oil pipe
Cooling oil pipe of 700 MW transformer revealed excessive vibration amplitude measured at cooling oil pump at more than 200 microns, pp...
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