Transformer residual magnetism determination method based on small signal measurement excitation inductance

The invention provides a transformer residual magnetism determination method based on small signal measurement excitation inductance. The transformer residual magnetism determination method comprisesthe following steps of: firstly, carrying out demagnetization operation on a transformer, then pre-ch...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI XIANQIANG, WEI CHEN, MAO KEDAN, MA ZHIYUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING
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