Zobrazeno 1 - 8
of 8
pro vyhledávání: '"A. S. Kozhechenko"'
Autor:
A. V. Shcherbakov, R. V. Rodyakina, A. S. Kozhechenko, V. P. Rubtsov, N. M. Vakhmyanin, D. A. Gaponova
Publikováno v:
Surface Engineering and Applied Electrochemistry. 55:232-240
This work analyzes the manufacturing process of an electron-beam additive form by heating as a result of remelting the supplied filler wire as a control object. Control actions and output values are designated that can be used in constructing a contr
Autor:
Aleksey V. Shcherbakov, Daria A. Gaponova, Aleksey S. Kozhechenko, Nru Mpei, Regina V. Rodyakina
Publikováno v:
Vestnik MEI. 2:72-79
The importance of developing an automated technique for measuring spatial current density distributions of process electron beams is shown. It has been proven that immediate methods based on directly measuring the electron beam current components are
Autor:
A. V. Shcherbakov, A. S. Kozhechenko, V. K. Dragunov, M. Ya. Pogrebisskii, A. L. Goncharov, M. V. Ivashchenko, V. P. Rubtsov
Publikováno v:
Russian Electrical Engineering. 87:541-548
A complex method for analyzing the processes in the systems of indirect cathode heating for electron- beam welding guns is proposed. The necessity of considering the electron-beam formation process in a cathode assembly with predetermined geometric c
Autor:
A. L. Goncharov, V. K. Dragunov, V. P. Rubtsov, M. Ya. Pogrebisskii, A. V. Shcherbakov, A. S. Kozhechenko
Publikováno v:
Russian Electrical Engineering. 87:487-492
An express method of direct measurements of the current density distribution of axially symmetric electron beams is proposed. It is shown that use of the technique is urgently needed to improve the reproducibility of the results of electron-beam proc
Publikováno v:
Russian Electrical Engineering. 87:340-346
The structure, contents, and operations of electrical equipment, which are parts of a test bench for investigating the characteristics of technological electron guns, are reviewed. A list is given of critical problems that were solved with the equipm
Publikováno v:
Russian Electrical Engineering. 87:41-45
A method of designing electron guns based on the method of parametric analysis and optimization is offered. The criteria of selection of variable parameters—the radius of the spherical surface of the gate electrode and the position of the center of
Publikováno v:
Russian Metallurgy (Metally). 2015:1013-1017
A method for selecting electron-beam welding (EBW) conditions is developed for specific equipment, thickness, and material of a product. The results can be used for calculating and predicting the welding parameters to reduce the time for preparing pr
Autor:
A. V. Shcherbakov, A. L. Goncharov, A. S. Kozhechenko, D. A. Gaponova, R. V. Rodyakina, V. K. Dragunov
Publikováno v:
Technical Physics Letters. 43:958-960
An experimental technique for the acquisition of current-density distributions of continuously operating electron beams with an electron energy of 60 keV is proposed. The measurement results for different cross-sectional areas of the beam with a powe