Research Article
Study on the Fracture Process Zone near the Mode I Dynamic Crack Tip
Table 3
Comparison of the FPZ areas by using the approximate method and the method based on the well-known stress (cm2).
| | | Crack velocity (m/s) | 100 | 300 | 500 | 700 | 900 | 1100 |
| | First term | Well-known stress method | 4.0947 | 4.1645 | 4.2669 | 4.4268 | 4.6940 | 5.0909 | | Approximate method | 3.9780 | 4.0031 | 4.0578 | 4.0930 | 4.1400 | 4.2102 |
| | First two terms | Well-known stress method | 6.2264 | 6.3738 | 6.6077 | 7.0034 | 7.6029 | 8.5297 | | Approximate method | 7.4694 | 7.4774 | 7.5042 | 7.5712 | 7.6678 | 7.7990 |
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