Designs of thermal shield,superconducting busbar,current leads,valves and cooling pipes,and outer box of CTB are detailed described from reducing heat load point of view.

• 本文从降低热负荷的角度对CTB内部冷屏、超导电流传输线、电流引线、阀及冷却管路、外部盒体的设计进行了详细阐述,为最终结构的确定提供了理论依据。