1) icing flashover
覆冰闪络
2) icing
覆冰
1.
Study on flashover arc mechanism of XZP/XZWP4-160 DC insulator under icing condition;
XZP/XZWP4-160直流绝缘子覆冰闪络电弧特性的研究
2.
Study on Icing Performance of 110kV Insulator Strings at AC Service Voltage;
工作电压下110kV交流绝缘子串覆冰特性研究
3.
Analysis of icing collapse of 500 kV Liu-Gui Transmission Line towers and some suqqestions;
500kV柳桂线铁塔覆冰破坏事故分析及建议
3) ice-coating
覆冰
1.
The state equation to calculate the wire s stress had been presented as the weight of ice-coating overburdened the transmission lines.
提出了输电线路在覆冰过载情况下的电线应力计算状态方程;得出了电线在冰灾断线时的允许比载和允许冰厚的计算方法,为输电线路冰灾分析和冰灾预防提供参考数据。
2.
The authors conduct simulation ice-coating tests in multi-functional artificial climate chamber, and research the switching impulse performance of ice covered common suspension insulator string consisting of 7 pieces of XP-160 insulator.
目前对操作冲击电压作用下的覆冰绝缘子电气特性的研究较少。
4) ice accretion
覆冰
1.
The relation between meteorological elements and ice accretion in Three Gorges region;
三峡地区导线覆冰与气象要素的关系
2.
The relation between ice accretion on transmission line and geographical features and causes of pole(tower) collapse were analyzed.
根据江西省抚州市建里220 kV输电线路冰灾受损的特点,提出了按输电线路沿线地理特征来划分受损区域的思路,分析了各区域输电线路覆冰与区域地理特征的关系以及倒杆(塔)的原因,从而确定了冰灾治理的重点区域,并结合现场情况,提出了抢修方案。
3.
On middle of Jannuary 2008,due to furious snowing,there was severe ice accretion.
500 kV渔兴Ⅰ、Ⅱ回荆州段为紧凑型双回线路,2008年元月中旬因受暴雪突袭有严重覆冰现象,荆州至潜江一带约50 km长度还发生了严重的舞动,最终导致线路停电,经巡视检查发现多处险情,除明显的引流线发生不规则断损或耐张塔大量螺栓和联板脱落外,还有多个耐张塔横担主材在主要连接处发生断裂,最具代表性的是412号和420号耐张塔,情况十分危急,湖北省输变电工程公司紧急采取果断措施,结合现场的实际情况,制定特殊技术方案,对铁塔受损进行了抢险处理。
5) ice coating
覆冰
1.
Transmitting line ice coating characteristic in Guyuan region and accident prevention technology study;
固原地区输电线路覆冰特性及其事故防治技术研究
2.
The transmission line dancing is a kind of galloping phenomenon resulted from ice coating and wind excitation,which has features of large amplitudes and long lasting time.
输电线路舞动是在覆冰和风激励条件下产生的一种驰振现象。
3.
Because the experiences in design and operation of such UHVDC transmission line home and abroad are absent, the selection of external insulation of these projects under high altitude, contamination, ice coating, snow coating, acid rain and acid fog conditions is one of the key problem to be faced with.
我国已规划了多条±800kV特高压直流输电线路的建设,由于没有设计和运行经验,污秽、覆冰(雪)、酸雨(雾)和高海拔下的外绝缘选择将是其面临的关键技术之一。
6) ice-covering-proof
防覆冰
1.
By comparing different used ice-covering-proof methods,this paper considers that the use of ice-covering-proof coating is a practical and effective way.
覆冰灾害常常会造成巨大的损失,对比现有不同的防覆冰措施,认为采用防覆冰涂料是一个切实有效的方法。
参考词条
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