Research Article
An Extended FMEA Model for Exploring the Potential Failure Modes: A Case Study of a Steam Turbine for a Nuclear Power Plant
Table 1
Corresponding scores of linguistic terms [
9].
| | Severity | Occurrence | Detection | Expected cost | Corresponding scores |
| | No (N) | Almost never (AN) | Almost certain (AC) | Almost no cost (N) | 1 | | Very slight (VS) | Remote (R) | Very high (VH) | Remote (R) | 2 | | Slight (S) | Very slight (VS) | High (H) | Low (L) | 3 | | Minor (MI) | Slight (S) | Moderately high (MH) | Relatively low (RL) | 4 | | Moderate (MO) | Low (L) | Moderate (M) | Moderate (M) | 5 | | Significant (SI) | Medium (M) | Low (L) | Moderately high (MH) | 6 | | Major (M) | Moderately high (MH) | Very low (VL) | High (H) | 7 | | Extreme (E) | High (H) | Remote (R) | Very high (VH) | 8 | | Serious (SE) | Very high (VH) | Very remote (VR) | Extremely high (EH) | 9 | | Hazardous (H) | Almost certain (AC) | Absolute uncertainty (VU) | Almost or close to original price (O) | 10 |
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