Diffraction of anti-plane shear waves by two moving griffith cracks
โ Scribed by R.S. Dhaliwal; B.M. Singh; J. Rokne
- Publisher
- Elsevier Science
- Year
- 1984
- Tongue
- English
- Weight
- 731 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0013-7944
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โฆ Synopsis
The problem of diffraction of anti-plane shear waves by two running Griffith cracks of finite length is investigated by using the Fourier transform method. The mixed boundary value problem is reduced to a pair of triple integral equations having trigonometrical kernels. Using the finite Hilbert transform technique, a solution of the pair of triple integral equations is obtained for the small wave number. Approximate formulae are derived for the stress intensity factors. Numerical results for the stress intensity factors are displayed vs wave number for different crack lengths, velocities and angles of incidence.
๐ SIMILAR VOLUMES
The plane strain problem for determining the dynamic stress intensity factor in orthotropic medium when a Griffith crack is situated at the interface of two dissimilar half spaces is considered. By use of the Fourier transform technique, the mixed boundary value problem is reduced to solving a pair