Independent component analysis approach for fault diagnosis of condenser system in thermal power plant

2014 ◽  
Vol 21 (1) ◽  
pp. 242-251 ◽  
Author(s):  
Ajami Ali ◽  
Daneshvar Mahdi
Author(s):  
Stéphanie Devuyst ◽  
Thierry Dutoit ◽  
Patricia Stenuit ◽  
Myriam Kerkhofs ◽  
Etienne Stanus

2011 ◽  
Vol 48-49 ◽  
pp. 950-953
Author(s):  
Zhi Gang Chen ◽  
Xiao Jiao Lian ◽  
Ming Zhou

For solving the difficulty of feature signal extraction from vibration signals, a new method based on Independent Component Analysis (ICA) is proposed to realize separation and filtering for multi-source vibration signals. Firstly, the principal and algorithm of ICA used to separate mixed signals is introduced. Secondly, application in signal separation and filtering with ICA is studied in diagnosis. In addition, imitation and field examples are given. The experiments show it is feasible to separate and extract feature signal from multi-source vibration signals and it is an effective method in signal preprocessing in fault diagnosis.


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