This paper presents a new method that integrates infrared thermal image technique with support vector machine (SVM) classifiers to check the contamination grades of high voltage insulators.
提出了一种红外热像处理与支持向量机多值分类器相结合的新方法对高压绝缘子污秽等级进行检测。
The properties of some insulators change with applied voltage, so it is important to evaluate IR at or above the expected operating voltage.
有些绝缘体的性能会随施加的电压发生变化,因此评估绝缘电阻的预期工作电压是非常重要的。
The flashover voltage of polluted composite insulators is decreased with increase of SDD and the fog conductivity in acid fog and salt fog.
污秽合成绝缘子在酸雾、盐雾中闪络电压随污秽程度的增大而降低,随雾水电导率的增加而降低。
Leakage current is an error current that flows through insulators when a voltage is applied.
漏泄电流是在施加电压时通过绝缘的误差电流。
The voltage gradient of five types of polluted insulators according to the leakage distance.
不同型式染污绝缘子沿爬电距离的闪络电压梯度;
The flashover voltage of iced insulators of transmission lines is affected by the electrical characteristic of ice.
冰的电气特性影响输电线路覆冰绝缘子闪络电压。
The discharge at the top of icicle is one of the main factors influencing flashover voltage when the air gap amid the sheds of ice-covered insulators is not bridged.
覆冰绝缘子伞裙间隙未桥接时,冰凌尖端的放电是影响绝缘子闪络电压的主要因素之一。
Brittle fracture is a stress corrosion cracking phenomenon which occurs in high voltage composite insulators. Previous studies all focused on the source of the "corrosion" medium, e. g. the acid.
脆断是高电压复合绝缘子发生的应力腐蚀断裂现象,国内外的研究基本集中在“腐蚀”介质酸的来源上。
The content of study included the relation between the length of long string insulators and U 50% of the artificial pollution power frequency withstand voltage;
其研究内容包括绝缘子串长与50%人工污秽工频耐受电压关系;
Meanwhile, the factors which affect the flashover voltage of ceramic insulators were analyzed, the methods for improving the hold-off voltage were recommended from the in.
接触网覆冰不仅影响接触线的弛度、支柱的容量,在一定程度上还影响着接触网绝缘子的闪络电压。
The room temperature vulcanized (RTV) silicone rubber coating on the surface of insulator can incrcase the flashover voltage of insulators due to the migration of hydrophobicity of RTV coating.
研究了环境温度、硅橡胶的分子量、交联程度和涂层厚度等因素对憎水迁移特性的影响并对憎水性迁移机理问题进行了讨论。
The room temperature vulcanized (RTV) silicone rubber coating on the surface of insulator can incrcase the flashover voltage of insulators due to the migration of hydrophobicity of RTV coating.
研究了环境温度、硅橡胶的分子量、交联程度和涂层厚度等因素对憎水迁移特性的影响并对憎水性迁移机理问题进行了讨论。
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