琼州海峡海底电缆检测及裸露悬空问题防护方法  

Protection Method for Submarine Cable Detection and Exposed Suspension Problem in Qiongzhou Straits

作　　者：陈航伟[1] 陈政[1] 芦海[1] 吴聪 梁健 CHEN Hang-wei;CHEN Zheng;LU Hai;WU Cong;LIANG Jian(China Southern Power Grid EHV Transmission Companies Guangzhou Bureau,Guangzhou 510405,China)

机构地区：[1]中国南方电网超高压输电公司广州局,广东广州510405

出　　处：《通信电源技术》2019年第1期60-61,63,共3页Telecom Power Technology

摘　　要：首先,介绍海南联网系统海底电缆历次检测结果对比和变化情况。其次,针对海底电缆检测时发现的电缆裸露悬空问题,分析讨论其发生的原因。最后,结合海底电缆所在琼州海峡海况和路由所在海底地形地貌的情况,分别介绍并分析了覆盖水泥压块、水下固定支承法、抛填砂袋结合覆盖层、仿生水草覆盖和抛石石坝五种较常见的海缆保护施工方法及其优缺点。This paper introduces the comparison and changes of the submarine cable test results of Southern China Backbone Power Grid&Hainan Power Grid Interconnection System.Analyze and discuss the causes of bare cable hanging problems found during submarine cable testing.Combined with the sea conditions of the Qiongzhou Strait and the topography of the seabed,Five common cable protection construction methods,advantages and disadvantages were introduced and analyzed,Including covered cement briquettes,underwater fixed support method,sand-filled sandbag combined cover,bionic water covered,riprap dam.

关 键 词：海底电缆 裸露悬空 防护方法 

分 类 号：TM75[电气工程—电力系统及自动化]