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高压电器  2015 

基于紫外成像的电晕放电环境影响因素的研究

, PP. 24-29

Keywords: 紫外成像,电晕放电,环境影响因素,光斑面积

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Abstract:

针对影响输变电设备电晕放电强度的温度、湿度、气压以及风4大环境因素,在实验室中运用CoroCAM504型的紫外成像仪对环境因素影响棒―板间隙放电强度进行定量研究,并分析了这4大环境因素对电晕放电强度的影响原因。试验结果表明,棒―板间隙电晕放电强度会随着环境温度的上升而相应增强,且呈现出一定的饱和趋势;随着气压的上升或湿度的增加而减少;风对电晕放电现象存在一定的削弱作用。

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