本文介绍10kV/1.5kA/3m单相冷绝缘高温超导电缆原型的主要结构和设计参数,以及对电缆原型进行的通流实验.实验研究电缆屏蔽层感应电流大小与导电层电流、屏蔽层连接电阻之间的关系.屏蔽层连接电阻的大小通过改变屏蔽层连接铜缆的根数来调节.实验结果验证了冷绝缘超导电缆的通流原理,并且表明当导体层电流大小相同时,屏蔽层连接电阻越小,屏蔽层感应电流越大.
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