Research Article
Reliability and Reliability Sensitivity Analysis of Rolling Bearings Based on Contact Fatigue under Finite Probability Information
Table 4
Reliability sensitivity results.
| | Random variable | | | | | (%) |
| | dm | 1.4226 × 10−4 | −2.6489 × 10−6 | 1.4228 × 10−4 | 1.6182 × 10−4 | 0.01 | | ri | −4.9673 × 10−2 | −4.8317 × 10−2 | 6.9296 × 10−2 | 3.1264 × 10−1 | 31.26 | | ro | 5.0925 × 10−4 | −4.8115 × 10−4 | 7.0060 × 10−4 | 3.1769 × 10−3 | 0.32 | | Db | 2.6785 × 10−2 | −3.7828 × 10−2 | 4.6350 × 10−2 | 4.7579 × 10−1 | 47.5 | | Fa | −5.2149 × 10−6 | −1.5767 × 10−6 | 5.4481 × 10−6 | 2.0866 × 10−3 | 0.21 | | Fr | −9.6924 × 10−6 | −5.9436 × 10−6 | 1.3370 × 10−5 | 7.8528 × 10−3 | 0.79 | | σs | 7.8068 × 10−5 | −2.1953 × 10−4 | 2.3300 × 10−4 | 1.9829 × 10−1 | 19.83 |
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