Research Article
A Modified Nonlinear Damage Accumulation Model for Fatigue Life Prediction Considering Load Interaction Effects
Table 4
Experimental data and comparison results of cumulative damage predictions by the proposed model and existing model for fillet joint.
| | Load mode | /Mpa | /Mpa | / | / | | | (by the existing model in [31]) | (by the proposed model) |
| | Mode 5 | 93 | 73 | 309.9 | 587.5 | 619,800 | 1,546,100 | 1.0140 | 0.9056 | | Mode 6 | 83 | 73 | 476.1 | 681.1 | 952,300 | 1,546,100 | 1.0270 | 0.9426 | | Mode 7 | 73 | 83 | 509.2 | 708.2 | 1,546,100 | 952,300 | 0.9930 | 1.0614 | | Mode 8 | 73 | 93 | 773.0 | 426.4 | 1,546,100 | 619,800 | 1.0670 | 1.1029 |
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