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Achievement of Polarization and Depolarization Current Tests for Condition Estimation of Oil-paper Insulation Using LabVIEW
Author(s): 
Pages: 2645-2650
Year: Issue:  11
Journal: High Voltage Engineering

Keyword:  油纸绝缘老化状态评估极化去极化电流静电计变压器;
Abstract: 极化去极化电流试验是一种有效的变压器油纸绝缘老化状态评估手段,但目前应用该方法的商业化产品类型较少,价格昂贵,应用灵活性较差.为了研究油纸绝缘老化对极化去极化电流特性的影响,通过LabVIEW编程和GPIB卡控制Keithley 6517A静电计,研制了1台极化去极化电流测试仪.并介绍了此仪器的测量原理、硬件结构和软件设计,采用本仪器对油纸绝缘试品开展了试验,同时与商业化仪器的技术性能进行了比较....
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