Experimental rig

<p>Experimental rig</p

A rolling element bearing fault diagnostic system based on multifractal dimension algorithm and adaptive gray relation algorithm

<p>A rolling element bearing fault diagnostic system based on multifractal dimension algorithm and adaptive gray relation algorithm</p

Traditional single fractal dimension (i.e., box-counting dimension) of a random chosen sample from bearing normal condition and different fault conditions with fault size 7mils

<p>Traditional single fractal dimension (i.e., box-counting dimension) of a random chosen sample from bearing normal condition and different fault conditions with fault size 7mils</p

Generalized multifractal dimensions of a random chosen sample from bearing inner race fault condition with different levels of severity

<p>Generalized multifractal dimensions of a random chosen sample from bearing inner race fault condition with different levels of severity</p

Description of experimental data set

<p>Description of experimental data set</p

Generalized multifractal dimensions of a random chosen sample from bearing normal condition and different fault conditions with fault size 7mils

<p>Generalized multifractal dimensions of a random chosen sample from bearing normal condition and different fault conditions with fault size 7mils</p

Bearing normal condition and various fault conditions with fault size 7mils

<p>Bearing normal condition and various fault conditions with fault size 7mils</p

Bearing inner race fault conditions with different levels of severity.

<p>Bearing inner race fault conditions with different levels of severity.</p

Traditional single fractal dimension (i.e., box-counting dimension) of a random chosen sample from bearing inner race fault condition with different levels of severity

<p>Traditional single fractal dimension (i.e., box-counting dimension) of a random chosen sample from bearing inner race fault condition with different levels of severity</p

The fault pattern recognition results with traditional single fractal dimension (i.e., box-counting dimension) and generalized multifractal dimensions

<p>The fault pattern recognition results with traditional single fractal dimension (i.e., box-counting dimension) and generalized multifractal dimensions</p