The partial discharge signals were gathered by a united detective system of UWB method, pulse current method and UHF method.
局部放电信号用超宽带(UWB)脉冲电流、脉冲电流和特高频(UHF)联合检测系统获取。
The test result of using the UHF testing system proves that this method is practicable.
研制的超高频法测试系统的试验结果证明此方法是可行的。
A new method based on the slotted random anti-collision algorithm was introduced to solve the collision problem in the multi-tag inventory in the standard of UHF RFID.
为了解决超高频频段下的无源rfid标签批量识别时的多标签碰撞问题,在时隙随机算法的基础上,提出了一种新的方法。
The results show that the EWC threshold method of complex wavelet transform can effectively suppress the periodic narrowband interference from GIS UHF PD signals.
研究结果表明:基于EWC阈值法的复小波变换能够有效地抑制GIS特高频PD信号中的周期性窄带干扰。
Based on which, a new method for estimating the PD pulse waveform by using its UHF signals is presented.
在此基础上提出了利用UHF信号估算油中尖-板电极局部放电脉冲电流波形的方法。
The ultra-high-frequency(UHF) method has been proved an effective way for the measurement of partial discharge in GIS.
对于GIS局部放电的测量,超高频法是一种较为有效的方法。
A diagnosis method of zero-value insulator based on electromagnetic wave detection is put forward, namely partial discharge detection method jointly using UHF and HF.
提出了一种基于电磁波检测的零值绝缘子诊断方法,即联合采用基于(特高频)uhf和(高频)HF的局放电流检测方法。
The primary exploration of large power transformer PD UHF detection method is discussed.
针对大型电力变压器局部放电超高频检测法进行了初探性的研究。
This method analyzes VHF and UHF signal of detected cable joint, using time and frequency analysis. This method can be used for detecting PD pulse inside or outside the insulating joint.
该法对电缆绝缘接头处VHF和UHF信号的时域和频域分析可有效地识别被测电缆绝缘接头部内、外部的局放信号。
To calculate the gridding dimension of PD UHF signal, a gridding dimension estimate method is presented, which has a more accurate estimate results than the original difference box-counting method.
为有效计算局部放电超高频信号的网格维数,提出了一种二维曲线网格维数估计方法,比原差盒计数法具有更准确的估计结果。
To calculate the gridding dimension of PD UHF signal, a gridding dimension estimate method is presented, which has a more accurate estimate results than the original difference box-counting method.
为有效计算局部放电超高频信号的网格维数,提出了一种二维曲线网格维数估计方法,比原差盒计数法具有更准确的估计结果。
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