Skip to main content
Advertisement
Browse Subject Areas
?

Click through the PLOS taxonomy to find articles in your field.

For more information about PLOS Subject Areas, click here.

< Back to Article

Fig 1.

Relative vibration sensitivity of transformer on delay fiber.

More »

Fig 1 Expand

Fig 2.

Relationship between FOCT relative error and linear birefringence.

More »

Fig 2 Expand

Fig 3.

Experimental system for optical cable impact.

More »

Fig 3 Expand

Fig 4.

Measurement results of DC current with multiple impacts at position 1: (a) 1st measurement; (b) 2nd measurement; (c) 3rd measurement; (d) 4th measurement.

More »

Fig 4 Expand

Fig 5.

Measurement results of DC current with multiple impacts at position 2: (a) 1st measurement; (b) 2nd measurement; (c) 3rd measurement; (d) 4th measurement.

More »

Fig 5 Expand

Fig 6.

Measurement results of DC current with multiple impacts at position 3: (a) 1st measurement; (b) 2nd measurement; (c) 3rd measurement; (d) 4th measurement.

More »

Fig 6 Expand

Fig 7.

Schematic diagram of fiber sensing ring vibration experiment.

More »

Fig 7 Expand

Fig 8.

Physical diagram of fiber sensing ring vibration experiment.

More »

Fig 8 Expand

Fig 9.

Physical diagram of sensing fiber ring installation.

More »

Fig 9 Expand

Fig 10.

Target and measured current signal under different accelerations and frequencies of sinusoidal vibration: (a) 0.5 g-10 Hz; (b) 0.5 g-150 Hz; (c) 0.5 g-2000 Hz; (d) 2 g-10 Hz; (e) 2 g-2000Hz.

More »

Fig 10 Expand

Fig 11.

Dividing current signal under different accelerations and frequencies of sinusoidal vibration: (a) 0.5 g-10 Hz; (b) 0.5 g-150 Hz; (c) 0.5 g-2000 Hz; (d) 2 g-10 Hz; (e) 2 g-2000Hz.

More »

Fig 11 Expand

Fig 12.

Target and measured current signal under different accelerations and durations of semi-sinusoidal vibration: (a) 5 g-6 ms; (b) 5 g-30 ms; (c) 10 g-6 ms; (d) 10 g-16 ms.

More »

Fig 12 Expand

Fig 13.

Dividing current signal under different accelerations and durations of semi-sinusoidal vibration: (a) 5 g-6 ms; (b) 5 g-30 ms; (c) 10 g-6 ms; (d) 10 g-16 ms.

More »

Fig 13 Expand

Table 1.

RMS comparison before and after compensation through ANN-based filtering.

More »

Table 1 Expand

Fig 14.

Current measurement compensation results at position 1 under impact vibration: (a) original signal; (b) compensated signal through ANN-based filtering.

More »

Fig 14 Expand

Fig 15.

Current measurement compensation results at position 2 under impact vibration: (a) original signal; (b) compensated signal through ANN-based filtering.

More »

Fig 15 Expand

Fig 16.

Current measurement compensation results at position 3 under impact vibration: (a) original signal; (b) compensated signal through ANN-based filtering.

More »

Fig 16 Expand

Table 2.

RMS comparison before and after compensation based on FIR filtering.

More »

Table 2 Expand

Fig 17.

Error compensation results under semi-sinusoidal and sinusoidal vibration based on the proposed FIR filter: (a) measured current signal after compensation (semi-sinusoidal); (b) measurement error after compensation (semi-sinusoidal); (c) measured current signal after compensation (sinusoidal); (d) measurement error after compensation (sinusoidal).

More »

Fig 17 Expand