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
PS
Apr 22, 20244 min read
Troubleshooting Unusual Machinery Vibration: A Case Study of Electrostatic Discharge Affecting Rotor Dynamic Attributes
This article explains how to determine cause of journal bearing damage with erosion pattern as shown above. Introduction: As a machinery...
192 views0 comments

PS
Apr 12, 20243 min read
How to Detect Bearing Damage in Screw Compressor through Demodulating Vibration Data
In this article, a case study of defective rolling element bearing detection will be discussed. Figure 1 - Bearing Inner Race The machine...
124 views0 comments
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NK
Oct 10, 20234 min read
Intermittent Rub in Steam Turbine Due to Carbonized Oil Seal
A back-pressure steam turbine that drives a 12 MW generator, experienced intermittent spikes in shaft vibration amplitudes at the...
206 views0 comments

NK
Jun 15, 20232 min read
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...
352 views0 comments

NK
Jun 8, 20234 min read
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...
204 views0 comments

RC
Jan 9, 20231 min read
Our machinery diagnostics courses in 2023
We regularly conduct the following courses for local as well as international customers. We believe the contents of these three main...
442 views0 comments
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RC
Oct 12, 20221 min read
Technical training courses by Machinosis before the end of this year
We will finish this year with three training courses below before we could celebrate new year and take some breaks for vacation. We got...
93 views0 comments
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RC
Sep 20, 20221 min read
Practical operating deflection shape and modal analysis course, 17-19 Aug 2022
I am very delighted that we could make this last month for around 20 students in the class. This project was committed since last year...
55 views0 comments
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RC
Jul 12, 20221 min read
CBM Day 7-8 July 2022 in Thailand
We were participating CBM Day 2022 in Chonburi, Thailand as an exhibitor during 7-8 July. Our highlighted products this year are...
70 views0 comments

PS
Jun 24, 20221 min read
Basic Motion Amplification (MA) Training in Thailand
We conducted training course during 13 to 15 June 2022 for users who purchased motion amplification (MA) camera, a product of RDI...
73 views0 comments
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PS
Jun 24, 20221 min read
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...
88 views0 comments

RC
May 24, 20221 min read
Vibration Analyst CAT. IV Classroom in Pattaya, Thailand
The country is fully re-opened now after pandemic so we planned to arrange this session again in Q3 this year. We had a few participants...
75 views0 comments

RC
May 23, 20221 min read
Machinery diagnostics training courses by Machinosis in 2022
We regularly conduct the following courses for local as well as international customers. We believe the contents of these three main...
360 views0 comments

RC
Feb 9, 20224 min read
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,...
336 views0 comments
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RC
Jan 24, 20221 min read
Pre and post outage vibration data collection and analysis
This is mandatory for power generation and petrochemical plants overhaul as vibration data must be collected at before and after overhaul...
94 views0 comments
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RC
Jan 13, 20222 min read
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...
112 views0 comments
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RC
Dec 7, 20212 min read
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...
93 views0 comments

RC
Dec 2, 20211 min read
Vibration Analyst CAT IV course by Machinosis
We are working to open another VCAT IV course early next year as shown below. If you are interested in the following topics, we will...
180 views0 comments
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RC
Oct 22, 20212 min read
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...
65 views0 comments
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RC
Oct 6, 20211 min read
Using multi-channel vibration analyzer with powerbank
I started my career as machinery diagnostics engineer in 1999 when multi-channel vibration analyzer is big size and heavy compared to the...
117 views0 comments
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