Vibration Analysis
Two Minute Tips
What Is the Difference Between “Vibration Isolators” and “Shock Absorbers”?
This article will discuss vibration isolators, which are applied in many situations to achieve vibration isolation. This brings us back to a common question: is a vibration isolator the same as a shock isolator or a shock absorber? It also explores whether the purpose of vibration isolation is best described as a combination of isolation and shock absorption, or as vibration isolation and general isolation.
- Bor-Tsuen Wang
- National Pingtung University of Science and Technology
Two Minute Tips
Mounting a Triaxial MEMS Accelerometer
When many people think of a MEMS accelerometer, they think of a MEMS chip. This 2-minute tip will not address MEMS accelerometer chips, which require a pick-n-place machine and soldering to install onto a circuit board and then connection to an output mechanism. We’re going to address mounting an industrial MEMS triaxial accelerometer sensor to achieve the optimal measurement range and accurate readings.
- Peter Eitnier
- Wilcoxon Sensing Technologies
Two Minute Tips
Crest Factor in Vibration Analysis
The Crest Factor (CF) is a fundamental metric in vibration analysis, defined as the ratio of the peak amplitude of a time waveform to its root mean square (RMS) value This dimensionless ratio serves as an indicator of the severity of transient or impulsive events in a vibration signal.
- Muhammad Muneeb Babar
- Al Jouf Cement Company
Two Minute Tips
What is Resonance?
Resonance is a term that is familiar to everyone, but what is the phenomenon of resonance and what is the cause of resonance? Also, what is the "resonance frequency" that people often talk about?
- Bor-Tsuen Wang
- National Pingtung University of Science and Technology
Two Minute Tips
Understanding Vibration in Planetary Gears: Detection and Causes
Planetary gear systems are marvels of engineering, offering high torque density and efficiency. However, vibrations in these systems can signal underlying issues that, if left unchecked, may lead to costly failures.
- Motaz Abdelsalam Mohamed
- Mobius Institute
Two Minute Tips
Join Us at Reliable Plant Conference 2025!
The Reliable Plant Conference & Exhibition, co-located with the Machinery Lubrication Conference & Exhibition, is a 4-day event dedicated to the latest trends and tactics in maintenance and reliability. With expert-led learning sessions, access to cutting-edge tools and technologies offered by over 100 exhibitors, and powerful networking experiences, this is a can’t-miss event for anyone looking to transform their maintenance strategy.
- Noria Corporation
Two Minute Tips
Cavitation: Definition, How to Detect and How to Prevent
Cavitation occurs when the liquid in a pump turns to a vapor at low pressure. It occurs because there is not enough pressure at the suction end of the pump, or insufficient Net Positive Suction Head available (NPSHa). When cavitation takes place, air bubbles are created at low pressure.
- Wael Salman
- Dietsmann France
Case Studies and Stories
Vibration Analysis Report of Chilled Water Pump
Due to unexpectedly high vibration levels in a newly commissioned chilled water pump located at Tampines Mall, Alstern Technologies Singapore Pte Ltd engaged SPM to conduct a comprehensive vibration analysis. This analysis involved on-site testing, including run-up and coast-down tests.
- Aung Zay Yar Min
- SPM Instrument
Two Minute Tips
Understanding Critical Speed in Rotating Machinery
This article explains the concept of critical speed in the world of mechanical engineering and key points such as natural frequency, resonance and avoidance.
- Motaz Abdelsalam Mohamed
- Mobius Institute
