Перегляд за автором "Vinnikov, D.V."

Сортувати за: Порядок: Результатів:

  • Delving into some specific features of the magnetic systems used for the plasma recycling of the spent nuclear fuel (SNF) 
    Yuferov, V.B.; Katrechko, V.V.; Vinnikov, D.V.; Tkachev, V.I.; Sorokina, D.D. (Вопросы атомной науки и техники, 2022)
    Consideration was given to some specific issues of the development of magnetic systems intended for the SNF plasma separators to separate, extract and deposit the actinides and also to magnetic systems of a different ...
  • Electrohydraulic pulse grinding of radioactive solid NF waste simulation materials 
    Vinnikov, D.V.; Ponomaryov, A.N.; Tkachov, V.I.; Buravilov, I.V.; Yuferov, V.B. (Вопросы атомной науки и техники, 2016)
    A technique used for the grinding of radioactive waste simulation materials using water spark discharges has been proposed. Two modes of the material grinding have been specified. The mass loss of grinded materials versus ...
  • Experimental testing bench for the diagnostics of plasma generated by pulsed guns with the dielectric surface breakdown 
    Vinnikov, D.V.; Katrechko, V.V.; Yuferov, V.B.; Tkachev, V.I.; Petrenko, S.A.; Fomin, V.T. (Вопросы атомной науки и техники, 2021)
    The experimental testing bench “ETB-PG” was designed to study the operation of plasma guns. The constructional design of plasma guns with replaceable dielectric operating on the surface sparkover basis has been proposed. ...
  • Grinding the spent nuclear fuel simulating materials for the magnetoplasma separation 
    Vinnikov, D.V.; Shulgin, N.A.; Katrechko, V.V.; Yuferov, V.B.; Sokolenko, V.I.; Tkachev, V.I.; Ponomarev, A.N.; Buravilov, I.V. (Вопросы атомной науки и техники, 2016)
    Consideration is given to the three methods used for the grinding of materials simulating spent nuclear fuel, in particular underwater spark discharges, the static compression and the laser sputtering. These methods ...
  • Influence of the energy parameters of the primary circuit on the current characteristics of the DIN-2K accelerator 
    Vinnikov, D.V.; Katrechko, V.V.; Ozerov, O.M.; Tkachev, V.I.; Marchenko, S.V.; Yuferov, V.B.; Manuilenko, O.V. (Problems of Atomic Science and Technology, 2023)
    Optimal voltage values were established for plasma guns and the pulsed current generator providing maximum break current values. The current values were determined for the plasma jumper formation region. The optimal time ...
  • Numerical investigation of the formation of chemically active components in the spark discharge in water vapors 
    Vinnikov, D.V.; Korytchenko, K.V.; Sakun, A.V. (Вопросы атомной науки и техники, 2015)
    The numerical investigation of the formation of chemically active components and a change in the thermodynamic parameters of the spark discharge at the values of the initial pressure of water vapors 10⁵ and 0.4·10⁵ Pa was ...
  • Numerical investigation of the influence produced by electric circuit parameters on the formation of chemically active radicals in water vapours 
    Vinnikov, D.V. (Вопросы атомной науки и техники, 2015)
    The numerical investigation of the formation of chemically active radicals during the discharge in water vapors has been carried out. An increase in the number of radicals in terms of time and a change in thermodynamical ...
  • Numerical simulation of gas-dynamic stage of spark discharge in oxygen 
    Korytchenko, K.V.; Poklonskiy, E.V.; Vinnikov, D.V.; Kudin, D.V. (Вопросы атомной науки и техники, 2013)
    A numerical model of gas-dynamic stage of spark discharge in oxygen that takes into consideration transient processes in an electric circuit and a change in the composition of gas-discharge atmosphere has been presented. ...
  • Numerical simulation of influence of the non-equilibrium excitation of molecules on direct detonation initiation by spark discharge 
    Korytchehko, K.V.; Ozerov, A.N.; Vinnikov, D.V.; Skob, Yu.A.; Dubinin, D.P.; Meleshchenko, R.G. (Вопросы атомной науки и техники, 2018)
    The influence of the non-equilibrium excitation of molecules on a direct detonation initiation by spark discharge was evaluated by a comparison of simulation result when the delayed vibrational excitation was taken into ...
  • On the possibility of obtaining a beam of heavy ions in the form of an “open umbrella” with subsequent deposition in the separator manifold 
    Yuferov, V.B.; Katrechko, V.V.; Vinnikov, D.V.; Tkachev, V.I.; Sharyi, S.V.; Ozerov, O.M.; Sorokina, D.D. (Problems of Atomic Science and Technology, 2023)
    The study of SNF reprocessing is impossible without obtaining and studying a multicomponent, low-energy and complex ion beam of an “umbrella” shape. The beam is obtained from a plasma flow created in a plasma source (PS) ...
  • Plasma guns of an erosion type with the pulse-periodic gas-metal injection 
    Vinnikov, D.V.; Katrechko, V.V.; Yuferov, V.B.; Tkachev, V.I. (Problems of Atomic Science and Technology, 2022)
    The design of the modular plasma guns of an erosion type that operate in the pulse-periodic mode has been described. The injection of the electrode and dielectric materials occurs due to the combination of many processes ...
  • Preliminary study of the demo plasma separator 
    Yegorov, A.M.; Yuferov, V.B.; Shariy, S.V.; Seroshtanov, V.A.; Druy, O.S.; Yegorenkov, V.V.; Ribas, E.V.; Khizhnyak, S.N.; Vinnikov, D.V. (Вопросы атомной науки и техники, 2009)
    This paper outlines the preliminary study of a plasma components electromagnetic separator. This device is intended for separating the heavy components of spent nuclear fuel (SNF) from the light ones. The power consumed ...
  • Research of the thermal desorption processes in oxide mixtures at laser effect 
    Katrechko, V.V.; Vinnikov, D.V.; Yuferov, V.B.; Ilichova, V.O.; Svichkar, A.S.; Buravilov, I.V.; Timofeev, V.D.; Bobrov, O.G. (Вопросы атомной науки и техники, 2020)
    To investigate the physical-chemical processes occurring during the heating stage of spent nuclear fuel magneto plasma reprocessing a study of thermal desorption of oxides and oxide mixtures as SNF simulators under the ...
  • Technological coaxial plasma accelerator 
    Yuferov, V.B.; Kovtun, U.V.; Tkachev, V.I.; Seroshtanov, V.A.; Skibenko, E.I.; Shariy, S.V.; Vinnikov, D.V.; Druj, O.S.; Tikhonov, V.F.; Kosik, N.A.; Ponomaryov, A.N.; Sorokovoj, L.G. (Вопросы атомной науки и техники, 2006)
    Plasma sources for accelerators intended for separation processes and surface treatment have been investigated. The conditions for the choice of system parameters, as well as plasma flux, injection system, and power source ...
  • The conceptual design of a demo-imitation separatorthe model of a plasma mass filter for irradiated oxide uranium fuel 
    Yuferov, V.B.; Ilichova, V.O.; Katrechko, V.V.; Shariy, S.V.; Svichkar, A.S.; Shvets, M.O.; Tkachov, V.I.; Vinnikov, D.V.; Ozerov, A.N. (Вопросы атомной науки и техники, 2018)
    The design of a demo-imitation separator is presented which is the model of a plasma filter for the masses of irradiated oxide uranium fuel. Expected setup productivity is ~15…20 tons/year of the material – imitator, that ...
  • The microplasma aluminum and titanium oxidation in condensed environments 
    Vinnikov, D.V.; Ozerov, A.N.; Yuferov, V.B.; Fomin, V.T. (Вопросы атомной науки и техники, 2020)
    The plant intended for the microplasma oxidation of the materials whose oxides possess semiconductor properties has been developed. The coatings consisting of corundum Al²O³-α (hexagonal syngony) and the two transition ...