vibration Archive
Measuring Torsional Vibration 101
Posted on January 24, 2012 | No CommentsDo you need to measure torsional vibration? Interested in shaft twist? Worried about rotational jitter? Don’t worry, we’ve got it covered. Here we have gathered together our most popular articles...
What is Synchronous (Angular) Sampling?
Posted on November 9, 2011 | No CommentsThe term synchronous data is usually applied to vibration or acoustic data that is captured from an item of rotating equipment at regularly spaced angle intervals as distinct from regularly...
Video: Noise & Vibration From Rotating Machines
Posted on October 4, 2011 | No CommentsThis is complete version of the video illustrating my recent article How To Measure Noise & Vibration In Rotating Machines. This video was previously published on the blog in 3 parts....
Vibration : Measure Acceleration, Velocity or Displacement?
Posted on September 5, 2011 | 3 CommentsWhen using vibration data, especially in conjunction with modelling systems, the measured data is often needed as an acceleration, as a velocity and as a displacement. Sometimes different analysis groups...
How To Analyze Noise & Vibration In Rotating Machines
Posted on August 9, 2011 | 3 CommentsIn this article we will look at the basic steps behind a simple rotating machinery study. We won’t look in great detail at some of the techniques involved – we deal with...
A Simple Capture, Analysis and Report (Part 4)
Posted on June 6, 2011 | No CommentsThis is the final part of our four part tutorial. This adds a report to the worksheet we developed in part 3.A Simple Capture, Analysis and Report (Part 3)
Posted on June 3, 2011 | No CommentsToday we have the third of our four part tutorial. Here we show how to quickly build a worksheet to analyze the data we captured in parts one and two....A Simple Capture, Analysis and Report (Part 2)
Posted on June 2, 2011 | No CommentsPart two of the four tutorials showing a simple setup to capture, analyze and produce a report using Prosig’s DATS software and P8000 hardware. This part deals with setting up...A Simple Capture, Analysis and Report (Part 1)
Posted on June 1, 2011 | No CommentsThe first part of a series of four tutorials showing a simple setup to capture, analyze and produce a report using Prosig’s DATS software and P8000 hardware. Part 2 coming...
Visit Prosig at 2011 SAE Noise & Vibration Conference
Posted on March 31, 2011 | No CommentsProsig will be at the 2011 SAE Noise & Vibration Conference in Grand Rapids. Among the hardware and software on display will be some of the latest developments to Prosig...
Using Your VCM To Monitor Auxiliary Equipment
Posted on October 25, 2010 | 2 CommentsThe use of a vibration condition monitoring system for monitoring vibration from large rotating machines fitted with fluid-filled journal bearings such as steam or gas turbines is well understood. Vibration...
45th UK Conference on Human Response to Vibration
Posted on August 25, 2010 | No CommentsThe annual UK Human Response to Vibration Conference will be held this year at The Institute of Naval Medicine, Alverstoke, Gosport, UK and will run from 6-8 September 2010. The...
Prosig Announce New Braking Analysis Tools
Posted on July 5, 2010 | No CommentsProsig are pleased to announce the launch of two new tools to assist engineers in the measurement and analysis of noise and vibration issues in braking systems. Controlling noise and...
Vibration Condition Monitoring Using Your Android Smartphone
Posted on May 14, 2010 | No CommentsEver been lying on the beach and begun to wonder about the state of your LP turbines? Or out on business and anxious to know if that troublesome exciter bearing...
The Causes of Road Noise
Posted on March 30, 2010 | 1 CommentRoad noise (the noise produced by the interaction of tires and road surface) is in many circumstances the dominant noise experienced by vehicle occupants. The requirements for producing quieter roads...
Noise & Vibration Capture with GPS Tracking
Posted on March 16, 2010 | 1 CommentThe latest version of the CAN-bus/GPS (8440) module is now available for the Prosig P8012, P8020 and P8048 systems. The CAN-bus/GPS module has been in use in the field for...
10 Great Fourier Transform Links
Posted on April 22, 2009 | 7 CommentsFollowing a discussion in the office about Fourier Transforms we did a little searching on the web. As always, we discovered that the Internet is packed with some great resources...
Measurement And Analysis Of Torsional Vibration
Posted on October 17, 2008 | 13 CommentsTorsional vibration is of key importance in the area of vehicle development and refinement. The main contributory source is the engine where periodically occurring combustion cycles cause variation in the...
Prosig Awarded Contract To Upgrade Online Vibration Monitoring System At Wylfa
Posted on September 5, 2008 | 3 CommentsProsig have been awarded the contract to upgrade the Online Vibration Monitoring System at Wylfa nuclear power station. Wylfa is located on the north coast of Anglesey and has two...
Vibration Monitoring Phase Measurement And The Tacho Signal
Posted on March 4, 2008 | 5 CommentsAny vibration signal may be analyzed into amplitude and phase as a function of frequency. The phase represents fifty percent of the information so it is most important to measure...
Human Exposure To Vibration In Buildings (DIN 4150-2:1999-06 & DIN 45669-1:1995-06)
Posted on November 30, 2007 | 4 CommentsStandards DIN 4150-2:1999-06 and DIN 45669-1:1995-06 provide a means of assessing the effect on human beings of vibration caused by vehicle traffic, trains both above and below ground, construction work...Measuring Torsional Crank Shaft Jitter
Posted on June 24, 2007 | No CommentsUsing Prosig’s P8000 series data acquisition system with DATS signal analysis software, torsional analysis (crank jitter) was performed on an automotive engine attached to an engine dynamometer. The significance of...
What Is Resonance?
Posted on May 23, 2007 | 21 CommentsFirst, in order to explain resonance we have to explain the terms we will use. - A resonance is a particular frequency. - A period is the amount of time...
Made To Measure
Posted on June 6, 2006 | 4 CommentsIn this note the different types of transducers that can be used with the Prosig P8000 series data acquisition system are discussed. The article deals with the design and function...Torsional Vibration, Tacho Pulses And Aliasing
Posted on January 12, 2006 | 3 CommentsWith shafts, gears and the like, the general method of determining the rotational speed is to use some form of tachometer or shaft encoder. These give out a pulse at...
