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Variation rate of micro-strain with temperature changes measured by surface-mounted FBG sensors strain. The temperature compensation has been made with T3 for all the sensors.
| Surface-Mounted Sensor | Strain (με/°C) |
Variation Rate (με/°C) |
Variation Rate Percentage Difference (με/°C) |
|---|---|---|---|
| S1 | −35 ± 6 | 0.30 ± 0.02 | 20% |
| S2 | −164 ± 5 | 1.41 ± 0.04 | 4% |
| S3 | 10 ± 11 | −0.08 ± 0.04 | 55% |
| S4 | −18 ± 6 | 0.16 ± 0.03 | 60% |
| S5 | −80 ± 8 | 0.66 ± 0.03 | 9% |
| S6 | −153 ± 8 | 1.20 ± 0.05 | 8% |
| S7 | −103 ± 5 | 0.86 ± 0.03 | 13% |
