Перегляд за автором "Korovin, V.B."

Сортувати за: Порядок: Результатів:

  • Amplification of the runaway electrons flow in the Uragan-3М torsatron 
    Tarasov, I.K.; Tarasov, M.I.; Sitnikov, D.A.; Korovin, V.B.; Lozin, A.V.; Mironov, Yu.K.; Romanov, V.S.; Pavlichenko, R.O.; Zamanov, N.V.; Kulaga, A.G.; Shapoval, A.N.; Makhov, M.M.; Goncharov, I.G.; Listopad, V.M.; Lymar, N.V.; Gnidenko, N.V. (Вопросы атомной науки и техники, 2018)
    In this work the results of amplification of the runaway electrons flow and interaction runaway electrons with RF-heating wave on the Uragan-3M torsatron are presented. Results described in the article confirm using ...
  • Behavior features of the ungrounded antenna potential shift in Uragan-2M torsatron 
    Korovin, V.B.; Tarasov, I.K.; Lozin, A.V.; Kozulia, M.M.; Sorokovoy, E.L.; Kramskoy, E.D.; Gribanov, V.Yu.; Baron, D.I.; Tsybenko, S.A. (Problems of Atomic Science and Technology, 2023)
    The potential shift appears at frame antenna during plasma creation in Uragan 2M torsatron. This paper provides experimental study of that potential dynamics (Ump). The measurements showed that Ump value can be both positive ...
  • Continuous wall conditioning VHF discharge without magnetic field in a toroidal device 
    Lozin, A.V.; Moiseenko, M.M.; Kozulya, M.M.; Kramskoj, E.D.; Korovin, V.B.; Yevsyukov, A.V.; Grigor’eva, L.I.; Beletskii, A.A.; Shapoval, A.N.; Makhov, M.M.; Krasyuk, A.Yu.; Baron, D.I. (Вопросы атомной науки и техники, 2016)
    Experiments were carried out at Uragan-2M torsaron for wall conditioning without magnetic field. Plasma discharge was created with the same antenna and VHF generator used for weak magnetic field (B0=100 G) wall conditioning. ...
  • Control of the runaway electron flow in torsatron 
    Moiseenko, V.E.; Tarasov, I.K.; Tarasov, M.I.; Sitnikov, D.A.; Korovin, V.B.; Komarov, A.D.; Kozachek, A.S.; Krupnik, L.I.; Zhezhera, A.I.; Pavlichenko, R.O.; Zamanov, N.V.; Kulaga, A.Ye.; Shapoval, A.N.; Lytova, M.A.; Maznichenko, S.M.; Solodovchenko, S.I.; Shtan', A.F. (Вопросы атомной науки и техники, 2014)
    The possibilities of stimulation and complete suppression of the runaway electrons flow in the experiments at Uragan-2M setup were investigated. The flow stimulation was carried out by producing additional free charged ...
  • Creation of low density starting plasma with small frame antenna at Uragan-3M device 
    Kozulya, M.M.; Kramskoy, E.D.; Korovin, V.B.; Yevsyukov, A.V.; Lozin, A.V.; Kasilov, A.A.; Grigor’eva, L.I.; Kulaga, A.E.; Maznichenko, S.M.; Mironov, Yu.K.; Romanov, V.S.; Chechkin, V.V. (Вопросы атомной науки и техники, 2015)
    Deficient shot-to-shot stability of Uragan-3M discharges makes difficult to reproduce experimental results over the period of experimental session. An efficient way of reducing difference between shots is creation of initial ...
  • Decreasing water concentration in the Uragan-3M device with UHF discharge 
    Kozulya, M.M.; Korovin, V.B.; Lozin, A.V.; Krasyuk, A.Yu.; Mironov, Yu.K.; Romanov, V.S.; Shtan, A.F.; Solodovchenko, S.I.; Baron, D.I.; Shapoval, A.N.; Chernyshenko, V.Ya.; Pashnev, V.K. (Вопросы атомной науки и техники, 2014)
    Uragan-3M device vacuum chamber is a cylinder with volume of 70 m³. Between the operation series, it is opened to the atmosphere for scientific and technical works. The problem of high water vapour concentration in the ...
  • Design and application of glow discharge cleaning at Uragan-2M stellarator 
    Kovtun, Yu.V.; Moiseenko, V.E.; Maznichenko, S.M.; Lozin, A.V.; Korovin, V.B.; Kramskoy, E.D.; Siusko, Y.V.; Kozulya, M.M.; Krasiuk, A.Yu.; Listopad, V.M.; Baron, D.I. (Вопросы атомной науки и техники, 2021)
    For the Uragan-2M stellarator, a glow discharge cleaning (GDC) system is developed. An overview of the GDC system design is presented. The first experimental studies of GDC in an argon atmosphere have been carried out. The ...
  • Effect of plasma on the radio-technical characteristics of the Uragan-2M torsatron matching RF systems 
    Korovin, V.B.; Filippov, V.V.; Kozulya, M.M.; Kramskoy, E.D.; Lozin, A.V. (Вопросы атомной науки и техники, 2014)
    There were carried out qualitative studies of the effect of plasma parameters during the RF disharge wall conditioning in a helium atmosphere on the quality factor of the antenna oscillating circuit at Uragan-2M torsatron. ...
  • Influence of working gas pulse injection and fluctuations of the magnetic field on the runaway electrons dynamics in Uragan-3M 
    Tarasov, I.K.; Tarasov, M.I.; Sitnikov, D.A.; Korovin, V.B.; Lozin, A.V.; Shapoval, A.N.; Makhov, M.M.; Mironov, Yu.K.; Romanov, V.S.; Pavlichenko, R.O.; Zamanov, N.V.; Kulaga, A.G.; Goncharov, I.G.; Listopad, V.M.; Lymar, N.V.; Gnidenko, N.V. (Вопросы атомной науки и техники, 2019)
    Generation of runaway electrons in fusion experiments can drive to serious damage of plasma devices components. Injection of gas with a large mass number decreases the generation processes. Also, magnetic perturbations ...
  • Mass-spectrometer diagnostics complex with cryogenic nitrogen trap 
    Tsybenko, S.A.; Kramskoj, E.D.; Korovin, V.B.; Yevsyukov, A.V.; Lozin, A.V.; Moiseenko, V.E.; Kholomyeyev, G.A.; Gribanov, V.Yu.; Kozulya, M.M.; Maznichenko, S.M.; Krasyuk, A.Yu.; Baron, D.I.; Uragan-2M Team (Вопросы атомной науки и техники, 2019)
    The measuring complex with the cryogenic nitrogen trap [1] was created to monitor the gas composition in the stellarator Uragan-2M chamber. The complex provides several gas sampling options for the research: directly from ...
  • Measurements of wall conditioning rate at Uragan-2M 
    Baron, D.I.; Chernyshenko, V.Ya.; Korovin, V.B.; Kramskoy, E.D.; Maznichenko, S.M.; Shtan, A.F.; Solodovchenko, S.I. (Вопросы атомной науки и техники, 2013)
    An experiment on chamber RF cleaning for 12 hours a day during 2 weeks with the subsequent vacuum pumping out was carried out. The plasma was produced by the UHF generator with the frequency of 2.4 GHz. Afterwards, the VHF ...
  • Microcontroller system of hydrogen pulse injection on stellarator Uragan-3М 
    Gubarev, S.P.; Korovin, V.B.; Listopad, V.M.; Lozin, A.V.; Mironov, Yu.K.; Opaleva, G.P.; Romanov, V.S.; Taran, V.S.; Zamanov, N.V.; Zolototrubova, M.I. (Вопросы атомной науки и техники, 2015)
    This paper describes a renewed system of pulse injection of working gas into the vacuum vessel of the stellarator Uragan -3М. The system was designed and fabricated in the Institute of Plasma Physics of NSC “Kharkov Institute ...
  • Radio-frequency equipment for Uragan stellarators 
    Korovin, V.B.; Kramskoy, E.D. (Вопросы атомной науки и техники, 2012)
    A description of high-voltage high-frequency pulse generator design is provided in the article. The matching devices and antennas that are used for plasma creating and heating, together with the ones for Uragan-2M stellarator`s ...
  • RF wall conditioning at the Uragan-2M with use of high vacuum cryogenic trap 
    Korovin, V.B.; Baron, D.I.; Kozulya, M.М.; Chernichenko, V.Ya.; Kramskoy, E.D.; Pashnev, V.K.; Mozetič, M. (Вопросы атомной науки и техники, 2015)
    The results of evaluating the effectiveness of the vacuum chamber wall conditioning procedure by the use VHF of continuous discharge and RF pulse discharge that were applied either separately or in combination with each ...
  • Stellarator research at IPP KIPT: status and prospects 
    Moiseenko, V.E.; Glazunov, G.P.; Lozin, A.V.; Konotopskiy, A.L.; Baron, D.I.; Beletskii, A.A.; Bondarenko, M.N.; Chechkin, V.V.; Dreval, M.B.; Grigor’eva, L.I.; Kozulya, M.M.; Maznichenko, S.M.; Mironov, Yu.K.; Pavlichenko, R.O.; Romanov, V.S.; Shapoval, A.N.; Korovin, V.B.; Konovalov, V.G.; Zamanov, N.V.; E.V., Turianska; Kulyk, Yu.S.; Wauters, T.; Lyssoivan, A.I.; Ågren, O.; Garkusha, I.E.; Uragan-2M Team (Вопросы атомной науки и техники, 2019)
    Features of the recent Uragan-2M campaign are reviewed together with some theoretical advances. They include experiments with B4C limiter, studies of various 1…20 kHz oscillations, development of a new in-situ diagnostics ...
  • Threehalf-turn antennas start-up 
    Moiseenko, V.E.; Lozin, A.V.; Kozulia, M.M.; Korovin, V.B.; Beletskii, A.A.; Baron, D.I.; Grigor’eva, L.I.; Chechkin, V.V.; Mironov, Yu.K.; Romanov, V.S.; Shapoval, A.N.; Makhov, M.M.; Konovalov, V.G.; Pavlichenko, R.O.; Zamanov, N.V.; Dreval, N.B.; Slavnij, A.S.; Turianska, O.V.; Uragan-2M Team (Вопросы атомной науки и техники, 2019)
    The start-up experiments were carried out at Uragan-2M stellarator with the Three-Half-Turn antenna (THT) without any pre-ionization. Conditions for optimal gas breakdown were found out through the variation of the neutral ...
  • Two-strap RF antenna in Uragan-2M stellarator 
    Lozin, A.V.; Kovtun, Yu.V.; Moiseenko, V.E.; Maznichenko, S.M.; Kozulia, M.M.; Korovin, V.B.; Shapoval, A.N.; Kramskoy, E.D.; Pavlichenko, R.O.; Zamanov, N.V.; Makhov, M.M.; Krasyuk, A.Yu.; Siusko, Y.V.; Tymoshenko, A.I.; Listopad, V.M.; Wauters, T.; Kazakov, Ye.; Ongena, J. (Вопросы атомной науки и техники, 2020)
    A unshielded two-strap antenna had been installed in Uragan-2M. A vacuum chamber inner walls conditioning regime with the two-strap antenna is studied in a weak magnetic field. Plasma with the density nₑ~ (0.2…0.95)·10¹²сm⁻³ ...
  • Wall conditioning discharges driven by Т-shaped antenna in Uragan-2M 
    Lozin, A.V.; Kozulia, M.M.; Korovin, V.B.; Beletskii, A.A.; Glazunov, G.P.; Konotopskiy, A.L.; Baron, D.I.; Moiseenko, V.E.; Grigor’eva, L.I.; Chechkin, V.V.; Shapoval, A.N.; Makhov, M.M.; Konovalov, V.G. (Вопросы атомной науки и техники, 2018)
    New VHF antenna was introduced at Uragan-2M for VHF vacuum chamber wall conditioning without and with weak magnetic field. It was made as a T-shaped ¼ wavelength double rod. The T-shaped antenna is capable for slow waves ...