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pro vyhledávání: '"Andrey Prikhodovsky"'
Autor:
Victor A. Karkhin, Maksym Makhutin, V. V. Plochikhine, Hans-Werner Zoch, A. S. Ilin, Hans Josef Pesch, Andrey Prikhodovsky
Publikováno v:
Science and Technology of Welding and Joining. 10:597-603
Based on the Green's function method, a mathematical model allowing for the latent heat of fusion and solidification is developed to describe the steady state, two-dimensional heat flow during welding of thin plates. It is demonstrated that the laten
Autor:
Andrey Prikhodovsky
Publikováno v:
Steel Research. 72:512-517
Modelling has proven to be an efficient way of cutting the time and costs associated with the investigation of materials properties. A new mathematical model for the prediction of the particle size distribution of precipitates has been developed. The
Publikováno v:
Hot Cracking Phenomena in Welds ISBN: 3540223320
The presented approach is based on experimental observations which clearly show that the hot cracking phenomenon is a result of accumulation of macroscopic tensile strains in a microscopic intergranular film of liquid enriched with segregating elemen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::391d73f06e6b883f5683bcab9343048e
https://doi.org/10.1007/3-540-27460-x_12
https://doi.org/10.1007/3-540-27460-x_12
Publikováno v:
PAMM. 5:755-756
Conventional laser beam welding of aluminum alloys often leads to hot cracking. This is caused by a complex process where thermo-mechanical and metallurgical aspects are involved; cf. [3], [2]. A possibility to prevent hot crack initiation yields the
Autor:
Verena Petzet, Victor A. Karkhin, Andrey Prikhodovsky, Christof Büskens, Hans Josef Pesch, Vasily Ploshikhin
Publikováno v:
PAMM. 4:580-581
Hot cracking is one of the big problems in laser beam welding. By multi-beam welding, first suggested in the 70-s (cf. [1], [4]), hot cracking can be avoided. Hereby two additional laser beams are employed. These beams generate a compression which co