Перегляд за темою "ИТЭР и приложения для термоядерного реактора"

Результати 1-20 з 26

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Castellated structures behaviour under QSPA Kh-50 plasma exposures in ITER relevant conditions

Herashchenko, S.S.; Makhlaj, V.A.; Aksenov, N.N.; Bazylev, B.; Byrka, O.V.; Chebotarev, V.V.; Kulik, N.V.; Lebedev, S.I.; Shevchuk, P.B.; Staltsov, V.V. (Вопросы атомной науки и техники, 2014)

The experimental study of castellated target erosion under relevant to ITER ELMs surface heat load (i.e., energy density and the pulse duration as well as particle loads) was performed in QSPA Kh-50 quasi-stationary plasma ...
Characterization of QSPA plasma streams in plasma - surface interaction experiments: simulation of ITER ELMs

Makhlaj, V.A. (Вопросы атомной науки и техники, 2013)

Experimental simulations of ITER ELMs with relevant surface heat loads (energy density up to 2.4 MJ/m² ) have been performed with a quasi-steady-state plasma accelerator QSPA Kh-50. Additional shielding effect has been ...
Combined exposures of tungsten by stationary and transient hydrogen plasma heat loads: preliminary results

Makhlaj, V.A.; Aksenov, N.N.; Byrka, O.V.; Garkusha, I.E.; Bizyukov, A.A.; Bizyukov, I.A.; Girka, O.I.; Sereda, K.N.; Bazdyreva, S.V.; Malykhin, S.V.; Pugachov, A.T. (Вопросы атомной науки и техники, 2013)

Influence of combined hydrogen plasma exposures on tungsten behavior was studied in QSPA Kh-50 facility and steady-state ion beam system FALCON. Pulsed plasma loads (0.45 MJ/m²) were below the tungsten melting threshold. ...
Divertor armour issues: lifetime, safety and influence on ITER performance

Pestchanyi, S. (Вопросы атомной науки и техники, 2009)

Comprehensive simulations of the ITER divertor armour vaporization and brittle destruction under ELMs of different sizes have revealed that the erosion rate of CFC armour is intolerable for an industrial reactor, but it ...
Effect of plasma rotation on the resonance magnetic perturbations at the edge of tokamak plasmas

Pankratov, I.M.; Pavlenko, I.V.; Pomazan, O.A.; Omelchenko, A.Ya. (Вопросы атомной науки и техники, 2012)

In the frame of one-fluid MHD the pressure perturbation resonant excitation by external low frequency helical magnetic perturbations near the plasma edge is investigated. The plasma rotation plays a key role in this ...
Eigenvalues and eigenfields of a corrugated gyrotron cavity with conducting walls

Tkachova, T.I.; Shcherbinin, V.I.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2018)

Electromagnetic analysis of a cylindrical gyrotron cavity with longitudinal wall corrugations is performed on the basis of the approximate surface impedance model (SIM) and the full-wave spatial harmonic method (SHM). ...
Electron temperature effects in linear coupling of electron-cyclotron waves near the cut-off layers in fusion plasmas

Gospodchikov, E.D.; Khusainov, T.A.; Shalashov, A.G. (Вопросы атомной науки и техники, 2012)

Ordinary and extraordinary wave coupling in the electron-cyclotron frequency range in non-one-dimensionally inhomogeneous magnetized plasmas in a vicinity of the plasma cut-off surface is studied with taking into account ...
Erosion mechanisms and erosion products in tungsten targets exposed to plasma heat loads relevant to ELMS and mitigated disruptions in ITER

Safronov, V.M.; Arkhipov, N.I.; Klimov, N.S.; Landman, I.S.; Petrov, D.S.; Podkovyrov, V.L.; Poznyak, I.M.; Toporkov, D.A.; Zhitlukhin, A.M. (2010)

Tungsten targets were irradiated by intense plasma streams at plasma gun facilities MK-200UG and QSPA-T. The targets were tested by plasma loads relevant to Edge Localised Modes (ELM) and mitigated disruptions in ITER. ...
Erosion properties of tungsten and WTa5 alloy exposed to repetitive QSPA plasma loads below melting threshold

Makhlai, V.A.; Herashchenko, S.S.; Aksenov, N.N.; Byrka, O.V.; Garkusha, I.E.; Malykhin, S.V.; Surovitskiy, S.V.; Kulik, N.V.; Staltsov, V.V.; Lebedev, S.I.; Shevchuk, P.B.; Wirtz, M.; Sadowski, M.J. (Вопросы атомной науки и техники, 2018)

The damage of deformed double forged pure tungsten (W) and tungsten alloyed with 5 wt.% tantalum (WTa5) have been studied in experimental simulations of ITER-like transient events (surface heat load of 0.45 MJ/m² and ...
Experimental study of tungsten impurity formation and dynamics at plasma gun facility MK-200 under condition relevant to transient events in ITER

Poznyak, I.M.; Arkhipov, N.I.; Karelov, S.V.; Safronov, V.M.; Toporkov, D.A. (Вопросы атомной науки и техники, 2012)

Tungsten targets were irradiated by intense plasma streams at plasma gun facility MK-200UG. The targets were tested by plasma loads relevant to Edge Localised Modes (ELM) and mitigated disruptions in ITER. Primary attention ...
Exposures of EU W-CFC combined targets with QSPA Kh-50 plasma streams simulating ITER ELMs

Makhlaj, V. A.; Garkusha, I.E.; Linke, J.; Pintsuk, G.; Tereshin, V.I.; Bandura, A.N.; Chebotarev, V.V.; Staltsov, V.V. (Вопросы атомной науки и техники, 2009)

Repeated load tests of special combined W-CFC samples were performed with QSPA plasma streams either resulting in strong melting of W surface layer or below the melting, but above the cracking threshold. Experiments show ...
HIgh heat flux plasma testing of ITER divertor materials under ELM relevant conditions in QSPA Kh-50

Makhlaj, V.A.; Garkusha, I.E.; Aksenov, N.N.; Kulik, N.V.; Landman, I.S.; Linke, J.; Medvedev, A.V.; Malykhin, S.V.; Chebotarev, V.V.; Pugachev, A.T.; Tereshin, V.I. (2010)

Performed studies of plasma-surface interaction include measurements of plasma energy deposited to the material surface and determination of tungsten cracking threshold during repetitive ITER ELM-like plasma exposures in ...
Implantation of deuterium and helium ions into composite structure with tantalum coating

Bobkov, V.V.; Tishchenko, L.P.; Kovtunenko, Yu.I.; Tsapenko, O.B.; Skrypnik, A.O.; Logachev, Yu.E.; Gamayunova, L.A. (Вопросы атомной науки и техники, 2018)

Processes of retention and thermal release of implanted deuterium and helium from tantalum coatings of multilayer composite structure by thermodesorption spectrometry were investigated. The dependences of amount of accumulated ...
Influence of different types of hydrogen treatment on hydrogen retention and release from 12Kh18N10T steel

Bondarenko, M.N.; Glazunov, G.P.; Konotopskiy, A.L.; Lozin, A.V.; Moiseenko, V.E.; Aksenov, N.N.; Garkusha, I.E.; Herashchenko, S.S.; Makhlaj, V.A. (Вопросы атомной науки и техники, 2018)

Hydrogen outgassing from stainless steel was investigated after sample treatment by different plasmas: VHF/RF pulse discharges during wall conditioning in the Uragan-2M torsatron, with RF pulse plasma heating regime ...
Magnetic surfaces of stellarator-mirror hybrid in the Uragan-2М torsatron

Lesnyakov, G.G.; Shapoval, A.N.; Gubarev, S.P.; Zolototrubova, M.S.; Opaleva, G.P.; Makhov, M.N.; Kotenko, V.G.; Moiseenko, V.E.; Voitsenya, V.S. (Вопросы атомной науки и техники, 2013)

This study was carried out in support of the possibility of a nuclear fusion neutron source based on the plasma trap with a stellarator-mirror hybrid magnetic system to control the subcritical, fast nuclear reactor. The ...
Mode hybridization in a gyrotron cavity with background plasma

Shcherbinin, V.I.; Zaginaylov, G.I. (Вопросы атомной науки и техники, 2014)

It is shown that a formation of hybrid modes (mode hybridization) in a gyrotron cavity occurs as their frequencies approach coincident points induced by background plasma. Such process, which is accompanied by a drastic ...
Neutronic model of a fusion neutron source

Chernitskiy, S.V.; Moiseenko, V.E.; Ågren, O.; Noack, K.; Abdullayev, A. (Вопросы атомной науки и техники, 2013)

The MCNPX numerical code has been used to model a fusion neutron source based on a combined stellaratormirror trap. Calculation results for the neutron spectrum near the inner wall and radial leakage of neutrons through ...
Neutronic model of a stellarator-mirror fusion-fission hybrid

Chernitskiy, S.V.; Moiseenko, V.E.; Noack, K.; Ågren, O.; Abdullayev, A. (Вопросы атомной науки и техники, 2012)

The MCNPX numerical code has been used to model a compact concept for a fusion-fission reactor based on a combined stellarator-mirror trap. Calculation results for the radial leakage of neutrons through the mantle surface ...
Plasma-surface interaction and mechanisms of dust production in ITER ELM simulation experiments with QSPA Kh-50

Makhlaj, V.A.; Garkusha, I.E.; Aksenov, N.N.; Byrka, O.V.; Landman, I.; Lebedev, S.I.; Shevchuk, P.B. (Вопросы атомной науки и техники, 2012)

Experimental simulations of ITER transient events with relevant surface heat load parameters (energy density and the pulse duration) were carried out with a quasi-stationary plasma accelerator QSPA Kh-50. The several ...
Relationship between development of cracks, changes of substructure and strains state of tungsten irradiated by plasma heat loads relevant to ITER transient events

Bazdyreva, S.V.; Makhlaj, V.A.; Malykhin, S.V.; Pugachоv, A.T. (Вопросы атомной науки и техники, 2014)

A paper reported the results of changes of structure and stressed state in tungsten targets irradiated by hydrogen plasma in quasi-stationary accelerator QSPA Kh-50 with heat loads relevant to ITER Edge Localized Modes ...

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