A wide-range DC current sensing method based on disk-type magnetoelectric laminate composite and magnetic concentrator
Sensors and Actuators A: Physical(2018)
摘要
•Application of transverse piezomagnetic coefficient expands the measurement range.•Theoretical predictions for the output under low and resonant frequency are given.•Current sensitivity is controllable with magnets and operating frequency.•Provide a potential strategy for realizing wide-range DC current sensing.
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关键词
DC current sensor,Magnetoelectric laminate composite,Magnetic concentrator,Interface coupling factor,Magnetoelectric laminate based sensors
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