Research Article
A Novel NDT Method for Coercive Force of Grain-Oriented Electrical Steel Applied in Cigarette Machines
Table 3
Comparison of SST measured and calculated coercive force of HGO electrical steel.
| Magnetic induction intensity (T) | 0.3 | 0.5 | 0.7 | 0.9 | 1.1 | 1.3 | Barkhausen noise (mV) | 0.131 | 0.209 | 0.282 | 0.385 | 0.498 | 0.590 | NDT measured coercive force (A/m) | 141.71 | 177.47 | 211.63 | 259.15 | 311.40 | 353.94 | SST measured coercive force (A/m) | 136.76 | 182.84 | 221.74 | 262.75 | 307.74 | 349.44 |
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