Page 141 - Fundamentals of Magnetic Thermonuclear Reactor Design
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124 Fundamentals of Magnetic Thermonuclear Reactor Design
Stored energy (MJ) 17 18 20 1000 800 76 600 1440 380 670 660 40,000
Operating current (kA) 2.4 0.42 6 1.5–5.9 5.6 6.2 1.4 17.3 14.5 35 17.2 40–70
TABLE 5.3 Key Characteristics of Superconducting Magnets Used in Different Fusion Devices
Peak magnetic field (T) 7.5 10.3 5 12.75 9.3 11 9 9.2 5.8 8 16.7 13.5
SC strand mass (t) 4.5 3.4 1 74 25 2 43 — 17 42 30 753
SC/cooling method NbTi/Immersion NbTi + Nb 3 Sn/ Immersion NbTi/forced flow Nb 3 Sn + NbTi/ Immersion Nb 3 Sn/forced flow Nb 3 Sn/immersion NbTi/immersion at 1.8 K NbTi/forced flow NbTi/forced flow NbTi + Nb 3 Sn/ forced flow NbTi/forced flow NbTi + Nb 3 Sn/ forced flow
Device, year a , country Baseball II-T, 1968, USA SUMMA, 1968, USA T-7, 1974, USSR MFTF, 1980, USA T-15, 1981, USSR TRIAM, 1984, Japan Tore Supra, 1984, France LHD, 1996, Japan EAST, 2001, China KSTAR, 2008, S. Korea W7-X 2009, Germany ITER a Tentative year of SC manufacture.
