Production of the Central Coil System for the Spanish Stellarator TJ II

For the Spanish stellarator experiment, TJ II, Babcock Noell developed and manufactured the central coil system, the so-called Hard Core. This consists of one planar coil, the CC coil and two helical coils, the so-called HX1 and HX2 coils, which were continuously wound around the housing of the planar coil.

Customer: CIEMAT, Madrid, Spain

Duration of project: 1992 – 1995

Technical Data of the TFMC:

Water-cooled Copper Wave Guide
Stainless Steel Housing
Current:11,700 A (CC)
10,800 A (HX)
Large Coil Diameter:1.5 m
Diameter of the Helical Windings:7 cm


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