Table 3 Ageing experiment results
From: Capacitive Imaging Technique for the Inspection of Composite Sucker Rod
Measurement points | Measured value before ageing U(mV) | Measured value after 7Â d of ageing U(mV) | Measured value after 14Â d of ageing U(mV) |
|---|---|---|---|
1 | 106.7 | 118.5 | 127.12 |
2 | 106.9 | 112.13 | 138.3 |
3 | 106.6 | 115.833 | 121.3 |