Abstract:In allusion to the shortcomings existing in conventional detection method on DC current,a new DC current detection manner was designed.In this manner,the two ring magnetic core-coils were taken as the...In allusion to the shortcomings existing in conventional detection method on DC current,a new DC current detection manner was designed.In this manner,the two ring magnetic core-coils were taken as the sensor,the conducting wire in which the detected DC current passed,crossed over the two ring magnetic core-coils,then generated the constant magnetic flux in the two ring magnetic cores.And simultaneously the control circuit added the changed magnetic flux in the two ring magnetic cores,and two parts of magnetic flux formed the combined magnetic flux in each magnetic core,the magnetic energy of the combined magnetic flux in each magnetic core was done difference operation by the differential bridge circuit.The manner achieved the detection of the DC current in the wire.The experimental results verify the correctness and feasibility of the detection manner.Read More
Publication Year: 2010
Publication Date: 2010-01-01
Language: en
Type: article
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