高压电缆附件用橡胶基增强绝缘电学性能研究进展  

Research Progress on Electrical Properties of Rubber-based Reinforced Insulation for High Voltage Cable Accessories

作　　者：胡巍 赵洪[1] 牛越 李春阳[1] 马宇航 韩宝忠 HU Wei;ZHAO Hong;NIU Yue;LI Chunyang;MA Yuhang;HAN Baozhong(Key Laboratory of Engineering Dielectrics and Its Application,Ministry of Education,Harbin University of Science and Technology,Harbin 150080,China;Nanchang Power Supply Branch,State Grid Jiangxi Electric Power Co.,Ltd.,Nanchang 330069,China;Shanghai Qifan Cable Co.,Ltd.,Shanghai 201514,China)

机构地区：[1]哈尔滨理工大学工程电介质及其应用技术教育部重点实验室,黑龙江哈尔滨150080 [2]国网江西省电力有限公司南昌供电分公司,江西南昌330069 [3]上海起帆电缆股份有限公司,上海201514

出　　处：《绝缘材料》2021年第7期1-9,共9页Insulating Materials

基　　金：国家自然科学基金资助项目(51337002)。

摘　　要：高压电缆需要通过电缆附件与输电系统进行稳定可靠的连接,电缆附件增强绝缘主要采用硅橡胶(SIR)和三元乙丙橡胶(EPDM),SIR和EPDM具有良好的介电性能和力学性能,但随着高压输电等级的不断提高,电缆附件电学性能的发展也需紧跟时代的步伐。为此,本文综合国内外研究现状,论述了高压电缆附件增强绝缘用SIR和EPDM电学性能的影响因素,分析了改善电学性能的研究进展,阐述了双层绝缘介质界面电学性能研究进展,最后总结了高压电缆附件用橡胶基增强绝缘电学性能改性的难点,并对高压电缆附件用橡胶绝缘材料的未来研究趋势进行了展望。High voltage power cables demand stable and reliable connections with the power system through cable accessories,and silicone rubber(SIR)and ethylene-propylene-diene monomer(EPDM)are the main reinforced insulation materials for cable accessory due to their excellent dielectric properties and mechanical properties.However,with the continuous improvement of high voltage transmission level,the electrical properties of cable accessories also need further development.In this paper,the research status inside and out of China was summarized,then the factors affecting the electrical properties of SIR and EPDM for high voltage cable accessories were discussed.The research progress in improving method of electrical properties were analyzed,and the research progress in the interfacial electrical properties of double-layer dielectric was introduced.At last,the research difficulties of electrical properties modification of rubber reinforced insulation for high voltage cable accessories were summarized,and the research trends of the rubber insulating materials for high voltage cable accessories were prospected.

关 键 词：电缆附件 硅橡胶 三元乙丙橡胶 纳米添加剂 界面电荷 

分 类 号：TM215.2[一般工业技术—材料科学与工程]