对于电缆来说，如不定期进行预防性实验，则可能会发生绝缘事故，影响电网正常供电。
If not carrying out the regular experiment to the cable, the insulating accident may be taken place and the security of power supplying will be affected.
长期以来，根据预防性试验和油中溶解气体的气相色谱分析结果判断变压器的绝缘状况，对防止事故的发生起到了很大作用。
The judgment of transformer insulation condition, which is based on preventive test and DGA, has played an important role of accident prevention for a long time.
绝缘子污秽闪络事故严重威胁电力系统的安全可靠运行，目前国内外对污闪机理的研究主要以平板模型为基础。
Pollution flashover accident of insulators may threaten the operation safety of power system, whereas, the research on pollution flashover circuit model is based on the plate model by now.
通过对绝缘参数的在线检测可及时发现设备缺陷，预防事故的发生。
By measuring the insulation parameters, the defects can be discovered and the accidents can be prevented in time.
输电线路在运行过程中承受工作电压、操作过电压或大气过电压时，都可能会发生绝缘闪络事故。
When bearing operating voltage, switching overvoltage or atmospheric over-voltage in the process of operating, the transmission line are likely to occur insulation flashover accident.
为了防止触电事故的发生，除按规定穿戴防护工作服、防护手套和绝缘胶鞋外，还应保持干燥和清洁。
To avoide electric shocks you should wear protective work cloth protective gloves and insulating rubber overshoes according to regulations and keep yourself dry and clean as well.
该监测系统的应用为防止绝缘子污闪事故的发生提供了有效的手段和技术保证。
The use of such monitoring system provides an effective guidance and secure for prevention of insulator flashover.
绝缘损坏是电力系统设备的主要事故，因此，其设备绝缘的检测具有重大的意义。
The insulation failure is the main accident of networks' equipments, so their detection is of great significance.
交联聚乙烯绝缘阻燃控制电缆，具有阻止火势在电缆电路蔓延的功能，可避免火灾事故扩大以减少损失。
XLPE insulated control cables; it can avoid fire accidents occurring and losses reducing that this products can prevent fire spreading on the circuits.
使用该插座，当插销接触到电源时。插销的铜片和塑料绝缘部分已进入防护框内。能有效地防止触电事故。
When the socket is used, and a pin contacts a power, the copper sheet and the plastic insulating part of the pin enter the guard frame, which can effectively prevent the accident of electric shock.
当有电力线跌落到上面时，高压电无法穿过下户线绝缘保护套，就可避免引起严重事故。
When the electric power lines fall onto the upper side, the high tension electricity can not pass through the insulation protective sleeve for the user lines, and the fatal accident can be avoided.
目前，有机硅材料广泛应用于电力系统外绝缘，用于防止污闪事故的发生。
Silicone material has been widely used in power system to prevent pollution flashover of outdoor insulation.
在2008年初的电网冰灾事故中，导地线金具和绝缘子覆冰掉串是输电线路事故中常见的情况。
In the ice calamity accident of power grid on beginning of 2008, the common condition in the accident of transmission line was the ice loading on earth wire fittings and insulators.
针对运行中瓷质绝缘子掉串事故进行分析，找出事故的主要原因，并提出相应的防范措施。
In this paper, the main reason of bunch - drop accident of ceramic insulator in transmission line has been analyzed and found out, then some relevant countermeasures have been presented.
电力设备绝缘检测是保证安全发、配电，及时发现事故隐患、提高供电可靠性的重要技术手段。
The on-line insulation monitoring of power apparatus is very important to guarantee the safety of power delivery, find insulation faults in time and increase the reliability of power supply.
我国地形地貌复杂，覆冰面广，输电线路绝缘子冰闪事故时有发生。
Due to the varied topography and large icing area in China, the flashover accidents of ice-covered insulators happen with high frequency.
对决定电网绝缘子的清扫周期，有效防止电网大面积污秽闪络事故的发生有明显的作用。
It is evident that the instrument can be applied to determine the time period for cleaning the insulators and to prevent the power network from the accident caused by dirt sparks in a large area.
根据统计，由内绝缘老化问题引发的变压器故障是变压器事故的重要部分。
It is statistically that the transformer failure caused by insulation aging accounts for an important part in the transformer accidents.
线路绝缘子污闪问题日益突出，表现为污闪次数的增加、面积的扩大，与雷害并列为造成停电事故的主要原因。
The problem of insulator pollution flashover in power lines is increasingly serious, because of increasing times and extending areas of flashover.
线路绝缘子污闪问题日益突出，表现为污闪次数的增加、面积的扩大，与雷害并列为造成停电事故的主要原因。
The problem of insulator pollution flashover in power lines is increasingly serious, because of increasing times and extending areas of flashover.
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