Zobrazeno 1 - 10
of 54
pro vyhledávání: '"F. Kh. Mirzade"'
Autor:
F. Kh. Mirzade
Publikováno v:
Advances in Condensed Matter Physics, Vol 2015 (2015)
The behavior of plane waves in a linear, elastic anisotropic laser-excited solid has been investigated taking into account the effects of atomic defect generation. It is found that there are four types of dispersive waves in these crystals, namely, a
Externí odkaz:
https://doaj.org/article/521375e0dd78448ab29caa431a9b1ac5
Autor:
F. Kh. Mirzade, R.D. Seydgazov
Publikováno v:
Welding International. 35:359-368
The deep penetration mode at selective laser melting of a metal powder layer is determined by a special and intense hydrodynamic process in a thin molten layer at rapid heating of the metal by usin...
Publikováno v:
Journal of Manufacturing Processes. 67:611-618
A new coupled heat transfer and solidification kinetics model is developed for the optimization of microstructure during laser additive manufacturing applications. The Johnson–Mehl–Avrami–Kolmogorov equation is applied in a self-consistent mann
Autor:
R D Seidgazov, F Kh Mirzade
Publikováno v:
Chinese Journal of Mechanical Engineering: Additive Manufacturing Frontiers. 1:100044
Publikováno v:
Crystallography Reports. 64:687-690
Self-consistent numerical model of laser cladding with coaxial powder injection has been developed. The model takes into account the heat transfer, hydrodynamics, solute transport, and phase transition kinetics. The additive process is numerically an
Publikováno v:
Quantum Electronics. 48:743-748
Publikováno v:
Journal of Surface Investigation: X-ray, Synchrotron and Neutron Techniques. 12:54-63
Heat-transfer- and thermocapillary-convection macroprocesses observed during direct laser metal deposition (DLMD) with coaxial powder injection are examined. The study is performed using the 3D mathematical model incorporating self-consistent equatio
Publikováno v:
Technical Physics Letters. 43:627-630
The results of application of optical diagnostics in the estimation of the temperature field at the melt surface in layer-by-layer laser alloying of metal powder are presented. It is demonstrated that surface concavity induced by the thermocapillary
Autor:
F. Kh. Mirzade, M. D. Khomenko
Publikováno v:
Procedia Engineering. 201:645-654
Powder shrinkage, low heat conductivity of powder layer and self-consistency of all equations are taken into account in the developed selective laser melting model. New marker function is used to account for thermal properties of the powder layer. Sh
Publikováno v:
Procedia Engineering. 201:478-488
A mathematical model of the processes taking place in laser melting with injection of metal powders is suggested. The model involves the self-consistent equations for the dynamics of the free surface, the temperature, the concentration of components