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电网技术  2010 

UHV输电线路对中波导航台无线电信号的干扰

, PP. 27-30

Keywords: 特高压输电线路,全球卫星定位导航系统,无线电干扰,精密单点定位技术

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Abstract:

为分析1000kV特高压输电线路对中波航空导航台的无线电干扰情况,在国家电网特高压交流试验基地进行了飞行试验。利用机载全球卫星定位导航系统(globalpositioningsystem,GPS)和地面GPS连续采集直升机穿越特高压线路的飞行数据,采用精密单点定位技术确定飞机航迹,并与理论航迹进行比较。试验结果表明1000kV特高压线路对中波航空导航台无线电的干扰与飞机距离特高压线路的远近和飞机飞行高度没有明显关系。

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