Post on 13-Dec-2015
Large Diagnostic Neutral Beam Injectors of Large Diagnostic Neutral Beam Injectors of Budker Institute of Nuclear PhysicsBudker Institute of Nuclear Physics
Budker Institute of Nuclear Physics, 630090, Novosibirsk, Russia
V.Davydenko
OutlineOutline
RUDI DNBI
W-7X DNBI
H- sources at BINP
Diagnostic neutral beam injector RUDIDiagnostic neutral beam injector RUDI
ionsou rce
beam line andV-target
TEXTOR
plasm a
deflection m agnet
Vacuu m p um psys tem
neutralizationcham ber
cryopum pscalorim eter
RF s
our
ce
R0
O b se rva tio n p o rts
RUDI RUDI atat TCVTCV
1- soft metal case, 2 - gas feeding tube, 3 - inner magnetic shield, 4 - trigger, 5 - ceramic wall, 6 - RF coil, 7 - pull stud (insulator), 8 - ceramic spacers, 9 – beam duct, 10 - water inlet manifold, 11 - grounded grid, 12 - accelerating grid, 13 - extracting grid, 14 - plasma grid, 15 - magnets, 16 - co-axial feedthrough
Eb= 50–53 keV
Ib= 2–2.8 A
T= 2–10 s
δα ≈ 0.5°
F= 4 m
RUDI ion sourceRUDI ion source
Geometrical beam focusingGeometrical beam focusing
RUDI grid setRUDI grid set
CVI 5290 CVI 5290 Ǻ line emission intensity at TEXTORǺ line emission intensity at TEXTOR
DNBI arrangement atDNBI arrangement at W-7XW-7X
DNBI
DNBI W-7X ion sourceDNBI W-7X ion source
Eb= 60 keVIb= 10–12 AT=10–60 sF= 6 m
Electrode of DNBI W-7X ion optical systemElectrode of DNBI W-7X ion optical system
water channels
HH-- sources at BINP sources at BINP
10 A, 25 keV, 0.01 s pulse H- ion source
15-50 mA, 30 keV DC H- ion sources
The beams can be accelerated up to 150-200 keV
SummarySummary
BINP is ready to participate in ITER DNBI development