*国家863计划探索类课题“冷绝缘超导电缆关键技术研究”(号:2007AA03Z209)资助的课题.*
Project supported by
the National 863Program(Grant No.2007AA03Z209).第34卷第3期2 0 1
2年6月低 温 物 理 学 报
CHINESE JOURNAL OF LOW TEMPERATURE
PHYSICSVol.34No.3
June 2 0 1
2冷绝缘超导电缆的结构及技术简介*
龚伟志1、2 张 栋3 洪 辉1 李 强1 牛潇晔1 魏子镪1 信 赢
.北京云电英纳超导电缆有限公司,北京100176;2.天津大学电气与自动化工程学院天津300072;
3.保定天威集团有限公司,保定071000收稿日期:2011-11-14;修回日期:2012-02-
16【摘要】 超导电缆具有传输容量大、传输损耗低、占用通道小和环境友好等特性备受电力行业的关注.随着超导电缆技术的不断进步,它将很有可能在未来电网的主幹线路、城市电力负荷集中区、大型工矿厂区等电能传输密集的线路中得到广泛应用.冷绝缘是超导电缆的一种结构形式在交流电传输仩具有一定的优势.目前,冷绝缘超导电缆在国际上有多个已完成和进行中的示范性项目
是超导电缆技术发展的一个重要方向.本文介紹了冷绝缘超导电缆的基本结构,与热绝缘超导电缆的区别并根据10kV/1500A单相冷绝缘超导电缆的研发实践,对其制作技術进行简要介绍.
关键词:超导电缆;冷绝缘超导电缆;电力传输电缆;电网PACC:7400
STRUCTURE AND TECHNOLOGY INTRODUCTION
OFCOLD DIELECTRIC SUPERCONDUCTOR
CABLE*GONG Wei-zhi 1
2 ZHANG Dong3 HONG Hui 1LI Qiang1 NIU Xiao-ye1 WEI Zi-qiang1 X
Innopower Superconductor Cable Co.,Ltd.Beijing1
Tianjin University,Institute of Electrical and Automation EngineeringTianj
in300072;3
Baoding Tianwei Group Co.,Ltd.Baoding0
71000Received date:2011-11-14;revised manuscrip
t received date:2012-02-16【Abstract】 High transmission capacity,low losschannel-save and environment-friendly features of superconduc-tor cables greatly take power industry's attention.With technology advancing,superconductor cables are expected tobe the backbones of the grid lines in the futureespecially in load concentration areas of large cities and in large-scalemetallurgical plants.Cold dielectric structure is an important form of superconductor cables,which has certain ad-vantages in ac power transmission.At presentmost completed and ongoing demonstration projects in the world areusing this kind of structure.This article briefly describes the basic structure of cold dielectric superconductor cables,and the differences between the hot and cold dielectric superconductor cables.Based on the manufacture of a 10kV/1500Asingle-phase cold dielectric superconductor cablethis paper also gives a brief description of the productiontechnology
of this kind of cables.Key
words:Superconductor cable,cold dielectric superconductor cablepower transmission cable,power gridPACC:7400