Page 140 - Fundamentals of Magnetic Thermonuclear Reactor Design

124 Fundamentals of Magnetic Thermonuclear Reactor Design
TABLE 5.3 Key Characteristics of Superconducting Magnets Used in Different Fusion Devices
SC strand Stored Operating Peak magnetic energy (MJ) current (kA) field (T) mass (t) 17 2.4 7.5 4.5 18 0.42 10.3 3.4 20 6 5 1 1000 1.5–5.9 12.75 74 800 5.6 9.3 25 76 6.2 11 2 600 1.4 9 43 1440 17.3 9.2 — 380 14.5 5.8 17 670 35 8 42 660 17.2 16.7 30 40,000 40–70 13

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.