Research of Magnetic Shielding on the Closing Gap of Optical Fiber Current Sensor

Figure 5

Relationships between the magnetic induction intensity, background current, and distance between the measurement points and the bus: (a) relationship between the magnetic induction intensity and the distance, (b) relationship between the measured background current and the distance, and (c) the relationship between the background current and the magnetic induction intensity.

(a)

(b)

(c)