Перегляд за автором "Svichkar, A.S."

Сортувати за: Порядок: Результатів:

  • Features of molecular plasma SNF after heating and ionization 
    Yuferov, V.B.; Katrechko, V.V.; Mufel, E.V.; Svichkar, A.S.; Ilichova, V.O.; Khizhnyak, S.N.; Shariy, S.V. (Вопросы атомной науки и техники, 2014)
    The analysis of the multicomponent composition of spent nuclear fuel (SNF) is presented. The possibility of SNF separation from the fission products (FP) upon heating, evaporation and ionization (at difference of the ...
  • Features of plasma formation for SNF magnetoplasma reprocessing at ionization stage 
    Katrechko, V.V.; Yuferov, V.B.; Svichkar, A.S.; Tkachova, T.I.; Shariy, S.V.; Ilichova, V.O. (Вопросы атомной науки и техники, 2016)
    Stage ionization is an intermediate stage separation of spent nuclear fuel (SNF) between heating stage and magnetoplasma separation of fission products (FP) and nuclear fuel (NF) in rotating plasma. The process of plasma ...
  • Formation of light impurities in a hydrogen plasma at initial stage of a discharge 
    Yuferov, V.B.; Skibenko, E.I.; Tkachov, V.I.; Katrechko, V.V.; Svichkar, A.S. (Вопросы атомной науки и техники, 2019)
    Analyzing the dynamics of density for atomic and molecular hydrogen ions, the values of atomic hydrogen and UV radiation fluxes to the walls of the plasma chamber were obtained, resulting in light impurities of carbon and ...
  • Problems of impurities deducing from multicomponent media at thermal heating, ionization and rotation of plasma in crossed fields 
    Yuferov, V.B.; Katrechko, V.V.; Svichkar, A.S.; Shariy, S.V.; Tkachova, T.I.; Mufel, E.V.; Ilichova, V.О.; Pakhomov, А.Yu. (Вопросы атомной науки и техники, 2016)
    The possibility of multicomponent mixtures separation at thermal heating, ionization and plasma rotation in relation to the spent nuclear fuel (SNF) is shown. At thermal heating it is possible to allocate up to 75% of ...
  • 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 ...
  • Some questions of SNF reprocessing at the stages of ionization and magnetoplasma separation in crossed fields 
    Yuferov, V.B.; Katrechko, V.V.; Tkachova, T.I.; Shariy, S.V.; Svichkar, A.S.; Mufel, E.V.; Ilichova, V.О.; Shvets, M.O. (Вопросы атомной науки и техники, 2015)
    Possible composition of spent nuclear fuel (SNF) before and after the thermal separation stage is shown. The possibility of SNF purification from fission products (FP) at the ionization stage is analyzed. Trajectories of ...
  • The atomic-molecular processes in a hydrogen plasma at initial stage of a discharge 
    Yuferov, V.B.; Skibenko, E.I.; Tkachov, V.I.; Katrechko, V.V.; Svichkar, A.S. (Вопросы атомной науки и техники, 2019)
    For 0-dimensional the task of a hydrogen plasma formation at initial stage of a charge is considered. For these conditions the dynamics of atomic and molecular ions density and energy balance in a hydrogen plasma are considered.
  • The calculations of uranium and lanthanum oxides trajectories at magnetoplasma separation stage 
    Yuferov, V.B.; Tkachova, T.I.; Katrechko, V.V.; Svichkar, A.S.; Ilichova, V.O.; Shariy, S.V. (Вопросы атомной науки и техники, 2017)
    Trajectories of charged particles (UO₂ and La₂O₃) at magnetoplasma separation stage – in system of crossed electric and magnetic fields – are calculated. The possibilities of UO₂ separation from La₂O₃ by changes in magnetic ...
  • 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 formation of complex chemical compounds in the spent fuel and their influence on separation processes 
    Yuferov, V.B.; Katrechko, V.V.; Ilichova, V.O.; Shariy, S.V.; Svichkar, A.S.; Shvets, M.O.; Buravilov, I.V.; Khizhnyak, S.N. (Вопросы атомной науки и техники, 2017)
    Some problems on formation of the complex chemical compounds (uranate, zirconate, etc.) in the fuel rods during irradiation and in oxidative reactions are considered. Complex compounds in uence the separation processes at ...
  • The influence of HF discharge on plasma parameters of gas source with incandescent cathode 
    Shariy, S.V.; Yuferov, V.B.; Tkachova, T.I.; Svichkar, A.S.; Shvets, M.O.; Tkachov, V.I. (Вопросы атомной науки и техники, 2015)
    An experimental study of the influence of HF power and configuration of the magnetic field on the plasma parameters of the gas source with incandescent cathode was carried out. It is shown that the application HF power ...
  • The magnetoplasma separation method of spent nuclear fuel 
    Yuferov, V.B.; Shariy, S.V.; Tkachova, T.I.; Katrechko, V.V.; Svichkar, A.S.; Ilichova, V.O.; Shvets, M.O.; Mufel, E.V. (Вопросы атомной науки и техники, 2017)
    At present the recycling of nuclear fuel (NF), i.e. its reuse, is implemented by using PUREX-process. However, it leads to increase of liquid radioactive waste (RW) volume, while the alternative methods of physical ...
  • Zone for collecting the ions of a given mass range in the plasma filter of masses 
    Katrechko, V.V.; Yuferov, V.B.; Ilichova, V.O.; Svichkar, A.S.; Khizhnyak, S.N. (Вопросы атомной науки и техники, 2020)
    The trajectories of motion for atomic and molecular ions of a given mass range (M = 232...277) in the plasma mass filter, which is currently being developed, are calculated. The influence of the initial conditions (energy, ...