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Program complex for designing cm-and mm-range traveling-wave tube
P. 1–5.
This paper describes concept of program complex’s composition which is used for traveling-wave tube (TWT) with resonator slow-wave structures and designing and implementating models for this complex. Projects of cm-range and mm-range TWT developed with program complex “VEGA” are presented.
Perov G. A., Presnyakov S., Kasatkin A. et al., , in: 2025 Systems of Signal Synchronization, Generating and Processing in Telecommunications (SYNCHROINFO).: IEEE, 2025.
It is generally recognised that communication is one of the most important areas of technology. Moreover, the study and improvement of amplification devices operating in little-studied frequency ranges is an essential part of the modern communication development. This work is aimed at investigating the electrodynamic properties of modified designs of helix slow-wave systems, used in ...
Added: December 15, 2025
S. A. Presnyakov, A. D. Kasatkin, N. P. Kravchenko, , in: 2024 Systems of signals generating and processing in the field of on board communications.: IEEE, 2024. P. 1–6.
In this paper, the slow-wave structures (SWSs) of the “chain of coupled cavities”-type (CCC) were investigated. This type of SWS is widely used for designing the microwave amplifying devices due to their excellent heat dissipation properties allowing for higher output power. The influence of the transit channel, where the electron beam propagates, on the electrodynamic ...
Added: September 14, 2024
S. A. Presnyakov, A. D. Kasatkin, N. P. Kravchenko, , in: 2023 Systems of Signal Synchronization, Generating and Processing in Telecommunications (SYNCHROINFO).: IEEE, 2023. P. 1–4.
In this paper, the slow-wave structure (SWS) of the “folded waveguide” -type was considered. This SWS is widely used for designing the devices in higher frequencies like millimeter and sub millimeter ranges due to its compactness, increased interaction length, reduced transit time effects, lower voltage requirements, and wide bandwidth. The calculation of its electrodynamic characteristics, ...
Added: October 16, 2023
Kravchenko N., Mukhin S., Kasatkin A. et al., Journal of Communications Technology and Electronics 2019 Vol. 64 No. 5 P. 517–523
The method of equivalent systems is used to simulate resonator slow-wave structures of beamplasma devices. A collisionless plasma is considered as a filler for the drift channel. The adequacy of the model is shown by comparing the calculation results with known experimental data. The dispersion characteristics of slow-wave systems are analyzed. The structure of the ...
Added: November 28, 2019
Kravchenko N., Mukhin S., Presnyakov S., Journal of Communications Technology and Electronics 2017 Vol. 62 No. 7 P. 800–808
Models of rectangular and axially symmetric resonator slow-wave structures, which are built using transmission matrix for determining the characteristics of the slow-wave structures in different operation modes, are investigated. Elements of the transmission matrix are determined from the results of 3D simulation with the use of the HFSS software. In the analysis of the dispersion ...
Added: October 24, 2017
Kravchenko N., Стромов Ю. В., Чхеидзе А. А. et al., T-Comm: Telecommunications and transport 2017 Vol. 11 No. 4 P. 81–86
Models of slow-wave structures are used in simulating millimetre band devices are considered in the research. It is reasonable to use axially-symmetric slow-wave structures (SWS) for designing millimetre band traveling wave tubes (TWT). Simulating of considered slow-wave structure's 3D model produced in HFSS software package [1]. The program that is outlined in [2] is used ...
Added: June 22, 2017
Pchelnikov Y., Yelizarov (Elizarov) A. A., IEEE Transactions on Electron Devices 2017 Vol. 64 No. 4 P. 1787–1792
A model of the traveling-wave tube (TWT) that includes a magnetic plate with increased permeability and a metal screen parallel to the plate is considered. The dispersion equation in the presence of a homogeneous electron beam (e-beam) filling the space between the plate and the screen is derived. The method of differentiation of the dispersion ...
Added: March 30, 2017
Kravchenko N., Presnyakov S., Kasatkin A. et al., , in: Proceedings of the 2017 IEEE Conference of Russian Young Researchers in Electrical and Electronic Engineering (ElConRus).: St. Petersburg: Saint Petersburg Electrotechnical University “LETI”, 2017. P. 135–137.
In this paper, the dispersion characteristics of slow-wave structures suitable for use in devices in the terahertz range are calculated. Slow-wave structures of “winding waveguide” and “counter pins” types can be considered as suitable systems. Analysis of dispersion characteristics of slow-wave structure was carried out by a waveguide-resonator model, which is built for the slow-wave ...
Added: March 1, 2017
Presnyakov S., Kasatkin A., Kravchenko N. et al., , in: 2016 IEEE Conference on Quality Management, Transport and Information Security, Information Technologies (IT&MQ&IS). Proceedings.: М.: Фонд «Качество», 2016. P. 71–75.
In modeling of resonator slow-wave structures, equivalent systems method was used and collisionless plasma was used as the transit channel filler. Comparison of the results obtained demonstrates the accuracy of the developed model. The dispersion characteristics analysis was conducted. ...
Added: December 13, 2016
Kasatkin A., Kravchenko N., Mukhin S. et al., , in: 2016 International Conference on Actual Problems of Electron Devices Engineering (APEDE).: Саратов: IEEE, 2016. P. 63–70.
Equivalent systems method was implemented for designing the resonator slow-wave structures in plasma-beam devices, and non-impact plasma was used for the filling of the transit channel. The collation of the calculation results demonstrates the adequacy of the developed model in comparison with the real devices and structures. The analysis of the slow-wave structure dispersion characteristics ...
Added: September 30, 2016
Presnyakov S., Kravchenko N., Mukhin S., , in: 2016 International Siberian Conference on Control and Communications (SIBCON). Proceedings.: M.: HSE, 2016. P. 1–4.
Based on equivalent systems method model of “chain of coupled resonators”-type slow-wave structure’s cell is developed. Rectangular slow-wave structures of “winding waveguide”-type are considered. Model of the cell represents ramified circuit, composed of quadripoles. Assessment of model’s adequacy was conducted by comparison of dynamic characteristics calculated by using a model and HFSS. ...
Added: September 19, 2016
Natalja P. Kravchenko, Sergey V. Mukhin, Semyon A. Presnyakov et al., T-Comm: Telecommunications and transport 2016 Vol. 10 No. 8 P. 83–88
In this paper the slow-wave structures and their models, which are used for development of the millimeter range devices, are considered. The travelling-wave tubes (TWTs) of the millimeter range use rectangular and axially-symmetric resonator slow-wave structures. Analysis of these slow-wave structures was performed using HFSS program for 3D-modeling [1]. Dispersion characteristics were calculated by program ...
Added: September 15, 2016
Presnyakov S., Kravchenko N., Mukhin S., В кн.: Фундаментальные проблемы радиоэлектронного приборостроения: Материалы международной научно-технической конференции INTERMATIC-2015Ч. 4: Приборы и компоненты РЭА.: М.: Редакционно-издательский отдел МИРЭА, 2015. Гл. 57 С. 224–227.
Развитие микроволновых технологий и их проникновение в новые сферы науки
и техники привело к образованию новых проблем, связанных с проектированием и
разработкой новых приборов на их основе. В данной работе рассматриваются широко
применяющиеся в создании усилителей больших и средних мощностей цельнометал
лические резонаторные замедляющие системы (ЗС). В силу трёхмерности данных ЗС
моделирование использующих их приборов методами строгой электродинамики за
труднительно, что ...
Added: December 10, 2015
Kravchenko N., Mukhin S., Presnyakov S., В кн.: Фундаментальные проблемы радиоэлектронного приборостроения: Материалы международной научно-технической конференции INTERMATIC-2015Ч. 4: Приборы и компоненты РЭА.: М.: Редакционно-издательский отдел МИРЭА, 2015. Гл. 45 С. 185–188.
При разработке усилителей сверхвысоких частот (СВЧ) большой и средней мощности, широко используемых в радиоэлектронном приборостроении, применяются цельнометаллические резонаторные замедляющие системы (ЗС), обеспечивающие необходимый теплоотвод. Эти ЗС являются трехмерными, а моделирование приборов, создаваемых на их основе с использованием строгих электродинамических программ, требует больших затрат вычислительных ресурсов. Поэтому разработка простых и точных моделей резонаторных ЗС, используемых при ...
Added: December 10, 2015
Kravchenko N., Mukhin S., Presnyakov S., В кн.: 25-я Международная Крымская конференция СВЧ-техника и телекоммуникационные технологии (КрыМиКо 2015). Севастополь, 6-12 сентября 2015 г.: Материалы конференции в 2-х т.Т. 1.: Севастополь: Оргкомитет КрыМиКо-2015, КНТЦ им. А.С.Попова, 2015. С. 183–184.
In this work we make a closer look at rectangular and axial-symmetric resonator slowing systems, in construction of which we use transmission matrix, by which we can set different values of the operation of the slowing system. The transmission matrix elements are defined by the results of 3D modeling with HFSS software. The software option, ...
Added: October 2, 2015
Solntsev V. A., Kravchenko N., Shabanov D. S., urnal of Communications Technology and Electron ics, USA. 2014 Т. 59 № 8 С. 818–823
The effect of space charge on the decisions of the previous universal characteristic equation of electron waves, respectively, and the gain in the traveling-wave tubes (TWT) with periodic slow-wave system (SWS). The main attention is paid to the features of the gain of the electron waves in comparison with the results of the theory of ...
Added: April 23, 2014
Azov G. A., Khritkin S. A., Journal of Communications Technology and Electronics 2012 Vol. 57 No. 6 P. 624–628
A numerical simulator of the interaction processes in helical traveling-wave tubes is developed on the basis of the method of large particles in the 1D approximation with the use of the calculation methods developed previously. The output characteristics (frequency dependences of the output power and gain factor) of high-power traveling wave tubes based on helical ...
Added: February 25, 2014
Azov G. A., Khritkin S. A., Радиотехника и электроника 2012 Т. 57 № 6 С. 686–690
A numerical simulator of the interaction processes in helical traveling-wave tubes is developed on the basis of the method of large particles in the 1D approximation with the use of the calculation methods developed previously. The output characteristics (frequency dependences of the output power and gain factor) of high-power traveling wave tubes based on helical ...
Added: November 21, 2012
Azov G. A., Khritkin S. A., Радиотехника и электроника 2010 Т. 55 № 3 С. 369–373
The electrodynamic characteristics of the helical slow-wave structure of a high-power pulse traveling-wave tube operating in the centimeter wavelength range are calculated by means of the solution of the dispersion equation and simulation. Special attention is focused on the effect of a helix wire profile on the electrodynamic characteristics of the system. The results of ...
Added: April 17, 2012