Fusion Device data - EXTRAP T2R

Title of DeviceEXTRAP T2R
OrganizationFusion Association EURATOM / VR
LocationAlfven Laboratory, KTH, Stockholm Sweden
A. Device concept and components [1]
Vacuum vessel: -- Plasma facing material:stainless steel (316L)
Divertor/limiter facing materialMolybdenum
Working GasH2, D2
Boundary configuration: circular cross-section, Mo limiter protection
Toroidal magnetic field (on axis), B (T): average B < 0.1 T
Remarksresistive shell (tau = 6 ms)
B. Plasma geometry [1]
Major radius, R(m): 1.24
Minor radius, a(m): 0.18
Plasma volume (m3): 0.4
C. Plasma parameters (maximum values) [2]
Central ion temperature, Ti (keV): 0.25
Central electron temperature, Te (keV): 0.3
Line averaged plasma density, <n> (1020 m-3): 0.2
Central electron density, n (1020 m-3): 0.3
Plasma current, I (MA): 0.15
Discharge pulse duration (s): 0.025
Plasma beta, <β> (%): 0.15
Stored energy, (MJ): -
Energy confinement time, τE (s): 0.00025
Remarks:30 min pulses with ECRH
D. Plasma heating and current drive (device values) [2]
Ohmic heating, (MW):3
NBI heating, (MW):0
RF heating: -IC: (MW):0
RF heating: -EC: (MW):0
RF heating: -LH: (MW):0
E. Reactor relevant plasma performance parameters
Triple fusion product, ( 1020 keV s m-3): -
QDT factor (if available):-
F. Input information
Date of entry 11-Apr-2003
Data was entered by: J.R. Drake