Representing the force and vibration in the frequency .... of the system—but can
be measured experimentally.
Before taking a vibration measurement, you need to attach a sensor that can ....
operating speed of the machine, the higher its frequencies of vibration will be, ...
called frequency analysis, a technique which may be con- sidered the
cornerstone ... Where a single, wide frequency band vibration measure- ment is
made, the ...
Feb 25, 2013 ... Measuring Vibrations in GThose looking for the Quick Vibe Estimator ... simply
the object being repeatedly displaced and a very high frequency.
just like the machines from which the vibration is measured. ... Acceleration
increases relative amplitude with increasing frequency and is therefore the
The devices have very low natural frequencies and are designed to measure
vibration frequencies that are greater than the natural frequency of the pickup.
Mar 26, 2013 ... This sort of thing is my day job! There are lots of variations depending on the sort
of object you're testing, but basically: * It helps to have an ...
Displacement transducers are generally preferable if you need to measure low
frequency vibrations; accelerometers behave better at high frequencies.
Identify the vibration parameters that will be measured at each location. ....
Although vibration frequency can be measured and expressed in Hertz (Hz), for
Feb 1, 1999 ... Some of the earliest "high-frequency" vibration measurements were made with
electrodynamic velocity sensors. These are a type of seismic ...