SELF-CONSISTENT ANALYSIS OF STEADY-STATE TOKAMAKS SUSTAINED BY BEAM-DRIVEN AND BOOTSTRAP CURRENTS

被引:14
作者
OKANO, K [1 ]
OGAWA, Y [1 ]
NAITOU, H [1 ]
机构
[1] NAGOYA UNIV,INST PLASMA PHYS,NAGOYA,AICHI 464,JAPAN
关键词
D O I
10.1088/0741-3335/32/4/001
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
Beam-driven steady state Tokamaks of moderate size (R0=4.55 m) are analyzed by an optimizing beam current drive analysis code, which consistently includes MHD equilibrium, kink and ballooning stability analysis, bootstrap current, global power balance and toroidal momentum balance calculations. The maximum Q values attained are Q=7-9 with fusion powers of Pf=500-800 MW. L-mode confinement given by Kaye-Goldston scaling is sufficient to sustain steady state conditions. The Q value is nearly doubled due to the bootstrap current and the Ti>Te feature of beam-driven Tokamaks. The optimum beam energy is 1.0-1.2 MeV and the toroidal rotation effects are negligible.
引用
收藏
页码:225 / 239
页数:15
相关论文
共 28 条
[1]  
BHATNAGAR VP, 1989, 16TH EUR C CONTR F B, V13, P127
[2]   ENHANCEMENT OF THE NEUTRAL-BEAM STOPPING CROSS-SECTION IN FUSION PLASMAS DUE TO MULTISTEP COLLISION PROCESSES [J].
BOLEY, CD ;
JANEV, RK ;
POST, DE .
PHYSICAL REVIEW LETTERS, 1984, 52 (07) :534-537
[3]   EFFECTS OF PARTICLE TRAPPING ON SLOWING-DOWN OF FAST IONS IN A TOROIDAL PLASMA [J].
CORDEY, JG .
NUCLEAR FUSION, 1976, 16 (03) :499-507
[4]  
DEVOTO RS, 1988, ITER CURRENT DRIVE H
[5]   TOROIDAL EQUILIBRIUM WITH LOW-FREQUENCY WAVE-DRIVEN CURRENTS [J].
EHST, DA .
NUCLEAR FUSION, 1985, 25 (05) :629-632
[6]   TOKAMAK MHD EQUILIBRIUM GENERATION BY NARROW-SPECTRUM FAST-WAVE CURRENT DRIVE [J].
EHST, DA ;
EVANS, K ;
IGNAT, DW .
NUCLEAR FUSION, 1986, 26 (04) :461-471
[7]  
EHST DA, 1989, ANLFPPTM235 REP
[8]   HERA AND OTHER EXTENSIONS OF ERATO [J].
GRUBER, R ;
SEMENZATO, S ;
TROYON, F ;
TSUNEMATSU, T ;
KERNER, W ;
MERKEL, P ;
SCHNEIDER, W .
COMPUTER PHYSICS COMMUNICATIONS, 1981, 24 (3-4) :363-376
[9]   ERATO STABILITY CODE [J].
GRUBER, R ;
TROYON, F ;
BERGER, D ;
BERNARD, LC ;
ROUSSET, S ;
SCHREIBER, R ;
KERNER, W ;
SCHNEIDER, W ;
ROBERTS, KV .
COMPUTER PHYSICS COMMUNICATIONS, 1981, 21 (03) :323-371
[10]   NEOCLASSICAL CURRENT IN A TOROIDALLY-CONFINED MULTISPECIES PLASMA [J].
HIRSHMAN, SP .
PHYSICS OF FLUIDS, 1978, 21 (08) :1295-1301