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高压电器  2015 

一种合成试验回路用低压模拟装置

DOI: 10.13296/j.1001-1609.hva.2015.09.015, PP. 85-90

Keywords: 特高压断路器, 合成试验回路, 低压模拟装置, 瞬态恢复电压(TRV)

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Abstract:

在合成试验中,新的试验方法、新的试验回路和新的试验回路参数在应用以前,必须进行模拟来验证其是否正确。笔者针对断路器合成试验回路,根据“电容电流注入法”的原理研制了一种低压模拟装置。文中阐述了该低压模拟装置的技术方案和硬件电路原理,并且分析了影响低压模拟装置测量波形的几个重要因素,给出了注意事项及校准方法。研制的样机通过现场试验证明了文中所提的设计方案是正确的,达到了实际应用的目的。

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