Zobrazeno 1 - 10
of 126
pro vyhledávání: '"A. V. Bulat"'
Autor:
Pavel V. Bulat, Leonid O. Vokin, Konstantin N. Volkov, Alexander B. Nikitenko, Nikolay V. Prodan, Maksim Е. Renev
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 24, Iss 4, Pp 645-653 (2024)
Mathematical and numerical models of the combustion of a fuel mixture in the combustion chamber of a microturbine engine have been developed. Complexity of the models can vary, which gives developers a fairly convenient calculation and design tool.
Externí odkaz:
https://doaj.org/article/f4b537771ed04516a46cc6c83be99d6f
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 23, Iss 1, Pp 178-191 (2023)
The problem of creating propulsive airfoils is considered. Such airfoils have a slit through which the boundary layer is sucked out. Located just behind this gap, a specially profiled section of the airfoil creates a propulsive thrust. The thrust i
Externí odkaz:
https://doaj.org/article/4158f3cba6a54789b9699c141c151efc
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 22, Iss 5, Pp 1007-1015 (2022)
The problem of creating high-lift propulsive aerodynamic is considered. A method was developed for constructing an aerodynamic profile by solving the inverse problem of aerodynamics. The dependence of the lifting force of this profile on the volume o
Externí odkaz:
https://doaj.org/article/be8f3bdda30d45e7b7cc9bb862a3a68c
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 22, Iss 4, Pp 792-803 (2022)
An approximate model for estimating plasma heating and conversion caused by a subcritical streamer microwave discharge has been considered and verified. Ignition occurs in an environment with a pressure of 13 kPa, a temperature of 150 K, there is a
Externí odkaz:
https://doaj.org/article/477cb3e9abbb4c3e8cf807ce36f409d4
Autor:
Dmitriy V. Rybakov, Sergey Yu. Dudnikov, Pavel V. Bulat, Pavel S. Chernyshov, Leonid O. Vokin
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 21, Iss 3, Pp 410-417 (2021)
The study considers the operation of an unmanned aerial vehicle in hovering mode over a flat landing platform. As a propulsion system, impellers are used, which are a system of a propeller rotating inside an air ring. The air ring is a body of revol
Externí odkaz:
https://doaj.org/article/0fe8ce7b205748fbb72584ef3526c9c1
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 21, Iss 1, Pp 118-129 (2021)
Subject of Research. Numerical simulation of a shock wave propagation in a plane curved channel is considered on the basis of numerical simulation data. Method. Calculations of an inviscid compressible gas were carried out on the basis of unsteady
Externí odkaz:
https://doaj.org/article/18046255a78f400cb2293b151785033a
Autor:
P. V. Bulat, O. P. Minin
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 18, Iss 2, Pp 169-190 (2018)
This publication continues a series of review papers devoted to the urgent problems of designing unmanned aircrafts of the next generation, which are expected to appear in the period from 2025 to 2035. The paper considers simple and effective numeric
Externí odkaz:
https://doaj.org/article/e9c57a8c252c41a4b6933c84b2b5e0e6
Publikováno v:
Russian Aeronautics. 65:713-721
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c08377ca8367b242f100c550a7e3cc5e
https://doi.org/10.3103/s1068799822040110
https://doi.org/10.3103/s1068799822040110
Autor:
Pavel V. Bulat, Igor I. Esakov, Lev P. Grachev, Petr V. Denissenko, Mikhail P. Bulat, Igor A. Volobuev
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 17, Iss 4, Pp 569-592 (2017)
We consider the possibilities of combustion and detonation initiation for propane mixtured with air by microwave discharges created by a quasi-optical electromagnetic beam. Comparison of initiation is performed by different types of discharge: spark
Externí odkaz:
https://doaj.org/article/9dae94aa0ede4fa785715c7414eb1a51
Publikováno v:
Journal of Engineering Physics and Thermophysics. 95:931-938
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9442779dc06b338f1c652a99bfeebfba
https://doi.org/10.1007/s10891-022-02547-2
https://doi.org/10.1007/s10891-022-02547-2