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  • Plasma equilibria are investigated numerically, using the ACCOME and ASTRA codes, on the COMPASS-D tokamak (R0 = 0.56 m, a = 0.17 m, BT =1.2 T, Ip = 200 kA, k = 1.7, dx = 0.4) for the planned Neutral Beam Injection (NBI) and Low Hybrid Current Drive (LHCD) systems. The LH system provides PLH =0.4 MW at n|| = 2.1 and fLH = 1.3GHz. The NBI system has two 40 keV deuterium beams in co- or counter-directions with a total power of 0.6 MW. The COMPASS-D tokamak can typically operate in two configurations - single null divertor (SND) and single null divertor with a higher triangularity (SNT). Higher triangularity provides access to higher confinement and improved stability, and leads to larger n|| up-shifts for better slow LH wave absorption. We investigate the range of densities n = 2.6´1019 m-3. Both the LH and NB driven currents decrease with density. The magnetic shear reverses with off-axis beam incidence.
  • Plasma equilibria are investigated numerically, using the ACCOME and ASTRA codes, on the COMPASS-D tokamak (R0 = 0.56 m, a = 0.17 m, BT =1.2 T, Ip = 200 kA, k = 1.7, dx = 0.4) for the planned Neutral Beam Injection (NBI) and Low Hybrid Current Drive (LHCD) systems. The LH system provides PLH =0.4 MW at n|| = 2.1 and fLH = 1.3GHz. The NBI system has two 40 keV deuterium beams in co- or counter-directions with a total power of 0.6 MW. The COMPASS-D tokamak can typically operate in two configurations - single null divertor (SND) and single null divertor with a higher triangularity (SNT). Higher triangularity provides access to higher confinement and improved stability, and leads to larger n|| up-shifts for better slow LH wave absorption. We investigate the range of densities n = 2.6´1019 m-3. Both the LH and NB driven currents decrease with density. The magnetic shear reverses with off-axis beam incidence. (en)
  • Rovnováha plazmatu byla studována numericky s použitím kódů ACCOME a ASTRA, pro tokamak COMPASS-D (R0 = 0,56 m, a = 0,17 m, BT =1,2 T, Ip = 200 kA, k = 1,7, dx = 0,4) pro plánované systémy vstřikování neutrálních svazků (NBI) a dolně-hybridní vlečení proudu (LHCD). LH systém poskytuje výkon PLH =0,4 MW při n|| = 2,1 a fLH = 1,3 GHz. NBI systém má dva 40 keV svazky deuteria s celkovým výkonem 0,6 MW, které jsou vstřikovány tangenciálně ve směru, respektive proti směru proudu plazmatem. COMPASS-D tokamak může typicky pracovat ve dvou konfiguracích – s divertorem s jednou nulou (SND) a s divertorem s jednou nulou a vyšší triangularitou (SNT). Vyšší triangularita poskytuje možnost zlepšit udržení a zdokonalit stabilitu, a vede k vyšším n|| pro lepší absorpci pomalých LH vln. Studovali jsme rozsah hustot n = 2.6´1019 m-3. Velikost proudu vlečeného prostřednictvím LH a NBI klesá s rostoucí hustotou. Střih magnetického pole se obrací při nacíleni svazku mimo osu sloupce plazmatu. (cs)
Title
  • COMPASS-D magnetic equilibria with LH and NBI current drive
  • COMPASS-D magnetic equilibria with LH and NBI current drive (en)
  • Magnetická rovnováha v COMPASS-D z LH a NBI řízením proudu (cs)
skos:prefLabel
  • COMPASS-D magnetic equilibria with LH and NBI current drive
  • COMPASS-D magnetic equilibria with LH and NBI current drive (en)
  • Magnetická rovnováha v COMPASS-D z LH a NBI řízením proudu (cs)
skos:notation
  • RIV/61389021:_____/06:00041895!RIV07-AV0-61389021
http://linked.open.../vavai/riv/strany
  • B24;B30
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • Z(AV0Z20430508)
http://linked.open...iv/cisloPeriodika
  • suppl.B
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 469351
http://linked.open...ai/riv/idVysledku
  • RIV/61389021:_____/06:00041895
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • tokamak; COMPASS-D; magnetic equilibrium; ACCOME code; ASTRA code; Neutral Beam Injection; Low Hybrid Current Drive (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • CZ - Česká republika
http://linked.open...ontrolniKodProRIV
  • [E03791631C33]
http://linked.open...i/riv/nazevZdroje
  • Czechoslovak Journal of Physics
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 56
http://linked.open...iv/tvurceVysledku
  • Fuchs, Vladimír
  • Pánek, Radomír
  • Stöckel, Jan
  • Urban, Jakub
  • Žáček, František
  • Bilyková, Olena
  • Valovič, M.
  • Voitsekhovitch, I.
  • Fitzgerald, M.
http://linked.open...n/vavai/riv/zamer
issn
  • 0011-4626
number of pages
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