A Guide To Resonance
Welcome to our latest blog post, where we delve into the fascinating world of resonance and natural frequency! Over the years, we've consistently noticed that our articles exploring these topics…
What Is A Hammer Test Or Hammer Impact Test?
A Hammer Impact Test is also known as a Modal Test, Impulse Test, Tap Test, Bump Test or, simply, a Hammer Test. It is a method of testing that allows…
Tools for motorcycle dynamics analysis
Tools for motorcycle dynamics analysis - Prosig DATS and Structural Animation Viewer Mechanical engineering covers a vast field of topics, but not many fields feature higher dynamics in time and…
Some Basic Vibration Signal Qualities
This article discusses quantifying basic vibration signals from three aspects: signal type, signal level, and signal display format. Mathematical expressions and typical applications are also introduced. A simple harmonic vibration…
Fig1: Basic Workflow
Automated data capture, analysis and reporting
This post deals with automated data capture and analysis of data. It uses Prosig's DATS software and the worksheet environment it provides. The technique could be duplicated in other software…
Are My Hammer Impact Results Valid? (3) Time Invariance
As mentioned in our previous two articles, when performing experimental modal testing of a structure or component using impact (or ping) testing, it is important to consider and verify the…
Accelerometer Selection – How To Choose An Accelerometer
Since DJB joined Condition Monitoring Technology Group (CMTG) in 2021 we have been able to bring new knowledge and capability to the group, especially when working alongside Prosig. We have…
Are My Hammer Impact Results Valid? (2) Reciprocity
As mentioned in our previous article, when performing experimental modal testing of a structure or component using impact (or ping) testing, it is important to consider and verify the validity…
Accelerometer Cable Selection
The difference between Low noise and Non-Low noise accelerometer cables. It is important to use the correct cable when using accelerometers. A charge output accelerometer must be used with a…
Are My Hammer Impact Results Valid? (1) Linearity
When performing experimental modal testing of a structure or component using impact (or ping) testing, it is important to consider and verify the validity of any results. A modal analysis…
Mass Loading Explained
Mass loading is the phenomenon whereby the mass of the Accelerometer alters the natural frequency of the test subject The video below demonstrates the phenomenon of mass loading and the…
DJB Instruments Ltd joins Prosig as part of Condition Monitoring Group Ltd (CMG)
Condition Monitoring Group Ltd (CMG) are pleased to announce the acquisition of DJB Instruments Ltd based in Mildenhall near Cambridge in the UK. DJB will join Prosig, Helitune, Beran Instruments,…
Hammer Testing: Free or fixed support?
A vital question to be asked before performing hammer testing is - how do I support the testing object? What fixing mechanism to use? Or technically, what are the desired…
Rotational Analysis with no Tachometer Data
The identification of cyclic events in rotational analysis is often key to identifying problems. It is good practice to use a suitable sensor for capturing rotational speed. However, this is…
titanium and steel gears and cogwheels
Analysis of Dynamic Engine Vibration – Angular Vibration in High Performance Engines
The analysis of dynamic engine vibration and the accurate measurement of angular vibration is a non-trivial task, as a more in-depth analysis of boundary conditions reveals. Tools for engine vibration…
Tire background texture
Using Source Contribution Analysis to analyze complex structural dynamics issues
Using Source Contribution Analysis (SCA) and Structural Animation (STA) in the DATS software for the analysis of complex structural dynamics This post uses Source Contribution Analysis (SCA) techniques and a…
5 Cool Acoustics Links
We have scoured LinkedIn, Twitter and the rest of the Internet to find these cool acoustics links. And since two of them are themselves lists of 10 you're actually getting…
SEMIA SAS joins Prosig’s parent company Condition Monitoring Group
Semia has been a long standing partner with Helitune, one of the CMG companies, and has distributed Helitune products for the last 20 years to the French market. Semia’s specialises…
Vehicle AC
Analysis of Airflow Instabilities in HVAC units
HVAC (Heat Ventilation Air Conditioning) units are devices used in various applications, such as cars, buildings, aircraft etc. They facilitate the transport and conditioning (heating, cooling, changing of humidity) of…
Prosig supply high channel count data acquisition system to new RAL Space NSTF facility
Download as PDF The National Satellite Test Facility (NSTF) is a new facility in the United Kingdom for the environmental testing of complete satellites and large sub-assemblies. To be operated…
Prosig Student Project Prize for University of Portsmouth – 2018
Every year Prosig provide a prize for the best student project at both the University of Portsmouth and the University of Southampton. We are pleased to announce that this year's Prosig Engineering…
Noise & Vibration Analysis: Back To Basics
Sometimes it doesn't hurt to revisit some of the basic building blocks that form the foundation of what we do. And so we have gathered together a few of our…
Sound, Vibration & Acoustics Digest #11
Here's our latest collection of noise, vibration & acoustics stories from all corners of the internet. We hope you enjoy them. Leave us a comment. Architectural Acoustics via 99% Invisible…
How Do I Upsample and Downsample My Data?
This post covers how to upsample and downsample data and the possible pitfalls of this process. Before we cover the technical details let us first explain what we mean by upsample…
What Are Vibration, Torsional Vibration & Shaft Twist?
When analyzing rotating shafts some terms are often confused. This post will attempt to explain the differences. So, what are vibration, torsional vibration and twist? What is Vibration? We measure at…
- 1
- 2
- 3
- 4
- …
- 14
- Go to the next page
