Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Valery Dyadichev"'
Publikováno v:
Defect and Diffusion Forum. 410:372-379
The paper presents the results of the computer modelling of the stressed state and relative density when burnishing a porous hollow cylinder, made from copper sintered powder material. The mathematical model, based on the theory of porous bodies’ p
Publikováno v:
Solid State Phenomena. 316:549-557
The paper considers the possibility of using unified dry mixes for machine-building enterprises with small-scale and single-piece production of castings. Dry mixes for production of expendable molds and rods have been developed. Their distinctive fea
Publikováno v:
Materials Today: Proceedings. 38:2031-2034
The paper presents the research on the influence of equal channel angular pressing (ECA pressing) in a stamp with the channels of a different cross-section on the structure and physico-mechanical properties of the powder materials on a copper basis.
Publikováno v:
Materials Science Forum. 989:270-275
The paper presents the materials on researching the use of current conductor copper waste for getting new functional materials. The changes of maximum deformation ratio, density, microstructure and hardness of powder copper preforms at different temp
Publikováno v:
Solid State Phenomena. 299:634-640
The work investigated the possibility of using the technical lingo-sulfonate as a binder for the manufacture of small cores by blow-off methods in the production of shaped cast-iron casting, similar to the dominant at the present time Cold-Box-Amin p
Publikováno v:
Solid State Phenomena. 299:43-48
The scientific article presents a physical model of the technical process of co-extrusion processing of secondary polymeric materials. A set of tools for automated control and monitoring of the model is considered, which allows to adjust smoothly the
Autor:
Anastasia Melnik, Svitlana Chornobay, Ekaterina Dyadicheva, Aleksandr Dyadichev, Valery Dyadichev, Sergey Menyuk
Publikováno v:
Materials Today: Proceedings. 38:1988-1990
The scientific paper presents the main aims which can be achieved by using the extrusion processing technology and equipment while processing secondary polymeric and metal materials. The main indicator of the product, created during the extrusion pro
Autor:
S. Bratan, Sergey Menyuk, Andrey Kolesnikov, Aleksandr Dyadichev, Ekaterina Dyadicheva, Valery Dyadichev
Publikováno v:
Materials Today: Proceedings. 19:1865-1868
The paper researches a very important issue of improving coextrusion technology of secondary polymer materials processing. The paper also presents the results of the research by physical modeling of such process-dependent parameters as preform coolin
Autor:
Aleksandr Dyadichev, Stanislav Roshchupkin, Ekaterina Dyadicheva, Valery Dyadichev, Lyudmila Ryabicheva, Sergey Menyuk
Publikováno v:
Materials Today: Proceedings. 19:1922-1927
The paper scrutinizes the microstructure of copper-titanic materials after the uniaxial compression at higher temperatures. The recrystallization under different temperature-speed conditions and chemical composition is diagrammed. The obtained result
Publikováno v:
Materials Today: Proceedings. 11:586-590
The problems of electroerosion phenomena in the diamond grinding zone under the action of additional energy in the form of electric discharges are considered. The erosion effects of electric discharges on the surface of Cu-Sn bonding of diamond grind