【摘要】 概述了绝缘子在线检测技术的研究现状,阐述了以观察法、紫外成像法、超声波检测等为代表的非电量检测法,以及电场测量、脉冲电流法及泄漏电流法为典型的电量检测法的测量原理,分析比较了各种方法的优缺点及其适用范围。更多还原

【Abstract】 This paper makes a survey on different on-line detection methods for insulators.It summarizes the typical non-electric parameter measurement methods,such as the visual measurement method,ultraviolet image method,ultrasonic pulse-echo method etc.And the electric parameter measurement principles,like electric field method,impulse current,leakage current measurement are introduced.In this paper,the detecting principles,applicability,advantages and shortcomings of these methods are analyzed and compared.更多还原