Title :
Study of hydraulic fault diagnosis based on power switchgears
Author :
Juqing Yang ; Jiaoyue Liu ; Hongying Wang
Author_Institution :
Electr. Eng., Henan Polytech. Inst., Nanyang, China
Abstract :
Hydraulic failures of power switchgears were analyzed in this study. The malfunction of oil-minimum breakers, operation failure of hydraulic actuators, and overpressure of hydraulic operation actuators were also analyzed, and specific solutions also have been proposed which can ensure the normal operation of the equipments.
Keywords :
fault diagnosis; hydraulic actuators; power apparatus; switchgear; actuator overpressure; hydraulic actuators; hydraulic failures; hydraulic fault diagnosis; oil-minimum breakers; operation failure; power switchgears; Accidents; Filling; Hydraulic actuators; Relays; Seals; Switches; Valves; Fault Diagnosis; Hydraulic; Oil Leakage; Power Switchgears;
Conference_Titel :
Electronic and Mechanical Engineering and Information Technology (EMEIT), 2011 International Conference on
Conference_Location :
Harbin, Heilongjiang, China
Print_ISBN :
978-1-61284-087-1
DOI :
10.1109/EMEIT.2011.6022861
