Research Article
Subspace Method Aided Data-Driven Fault Detection Based on Principal Component Analysis
Generate and with fault-free data | Perform PCA on | Calculate and according to (22) | Construct residual according to (12) | Calculate in the fault-free case | Generate and with on-line operating data | Construct residual according to (12), then calculate | āā the testing statistic by (13) | Determine the threshold | Evaluate the residual according to the detection logic |
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