爬电距离

复杂电气结构爬电距离准确测量问题的研究

Investigation on Accurate Measurement of Creepage Distance in Complicated Electrical Structure

弧焊电源的电气间隙和爬电距离

Arc Welding Power Sources of Clearance and Creepage Distance

b.污秽环境中绝缘体材料爬电距离及防霉菌的研究；

The study on creepage distance of insulation materials and anti-fungus in the contaminant environment ;

不同型式染污绝缘子沿爬电距离的闪络电压梯度；

The voltage gradient of five types of polluted insulators according to the leakage distance .

爬电距离是安全试验和国内外水平测试的重要项目。

Creepage distance is an important test item of safety test and international proficiency test .

爬电距离和电气间隙的不确定度评定

Uncertainty Evaluation of Creepage Distance and Clearance

正确理解爬电距离和电气间隙

Accurately Understanding Creepage Distance and Clearance

这种双伞绝缘子的优点是改善绝缘子的耐污秽性能，增加爬电距离。

The double-umbrella insulator has the advantages of improving the pollution-resistance performance of the insulator and increasing the creepage distance .

工作电压的测量与爬电距离、电气间隙限值以及抗电强度试验电压的确定

Measurement of Voltage and Creep Age Distance , Electrical Space Limits as well as Anti-electric Strength Test Voltage to Determine

阐述了电气间隙和爬电距离的确定方法，并介绍了试验验证方法。

The determination method of electrical clearance and creepage distance is expounded , and the testing and demonstration method is described .

结果表明，由非等径伞混合组成的绝缘子，在电弧距离限定的条件下，调整伞伸出距离，可增大爬电距离的空间。

The results shows that a combination of sheds with different diameters , adjusting sheds ′ s length can increase the space of creepage distance at limited arcing distance .

今以一开关电源电路为例，介绍在不同标准下如何根据工作电压情况对最小电气间隙和爬电距离值进行确定。

In this paper , a switch power circuit is given as an example to introduce how to confirm the minimum clearance and creepage distance with working voltage on different safety standards .

它与普通瓷绝缘子相比较，具有热机、耐污、耐弧、免维护、性能好、寿命长、重量轻、爬电距离大等优点。

Comparing to the conventional porcelain insulator , it is of thermal mechanism , resistance to pollution and arc , no need of maintenance , good performance , long service life , light mass , long climbing distance and others .

本文简述了电气间隙和爬电距离的基本概念、GB4706.1-2005中的新变化及产生这些变化的原因，给出了GB4706.1-2005电气间隙和爬电距离的一般合格判定步骤。

This paper gave a brief description to the definitions of clearance and creepage distance , discussed the new change of GB 4706.1-2005 and reason . At last , the paper gave out the process that clearance and creepage distance check out .

试验表明：安装热收缩型爬距增长器，可使立柱绝缘子的爬电距离增加16%～32%，污闪电压提高15%～33%，同时还具有明显的阻弧、防污作用。

The test result shows that the creepage extender installed on a support-insulator can increase the creepage up to 16 % ~ 32 % and the flash voltage up to 15 % ~ 33 % , which have remarkably the function of resisting flash and anti-griminess .