Inverter open-circuit fault online diagnosis method

The invention discloses an inverter open-circuit fault on-line diagnosis method, which comprises the following steps of S1, acquiring three-phase output current signals ia, ib and ic of an inverter in real time, and performing Fourier transform analysis to obtain fault characteristic parameters repr...

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Bibliographische Detailangaben
Hauptverfasser:	TIAN HAOKUAN, TIAN GUANGQIANG, WANG FUZHONG, QIAO SHANSHAN, WANG SHAOYING, DU FANGFANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CALCULATING COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS COMPUTING CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER COUNTING ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY GENERATION MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING
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