• 局部放电测量诊断定子绕组绝缘最为有效方法之一

    On-line partial discharge monitoring is one of the most effective methods for winding insulation diagnosis of large generator stator.

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  • 利用上述特性可以干扰环境下有效地进行局部放电测量

    Using these characteristics, partial discharge in interference environment can be measured effectively.

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  • 局部放电测量诊断电力设备线圈绝缘状况一种重要方法

    Measurement for partial discharge current is a important method of diagnosing insulation condition of electric power equipment.

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  • 文中电容器直流局部放电测量时所应注意问题进行了讨论

    The paper also discusses some problems about the DC partial discharge measurement for capacitors.

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  • 本文探讨了电气设备直流局部放电测量方法提出了几种测量系统

    The measuring method of the DC partial discharge for high voltage equipments is discussed and studied in the paper. Several measuring systems of the DC partial discharge are developed.

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  • 局部放电测量技术作为检验电气设备内部绝缘好坏有效手段得到越来越普遍的应用

    The PD measuring technique is widely used as an effective method of evaluating internal insulation status for electric equipment.

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  • 测量局部放电方法较多本文着重讨论脉冲电流在线监测

    There are more methods to measure the part discharge, but this paper mainly discusses the pulsating current and the online monitor.

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  • 对于GIS局部放电测量超高频一种较为有效方法

    The ultra-high-frequency(UHF) method has been proved an effective way for the measurement of partial discharge in GIS.

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  • 平衡测量局部放电具有超过1000干扰抑制能力

    The selected-frequency balance method would be with 1000 times of disturb restrain capacity when it is used for measuring partial discharge.

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  • 系统通过JFD-301校准脉冲发生器标准波形进行校准比较法测量局部放电的视在电荷量。

    Owe system the amounts adjusting a circuit carrying out calibration and comparison method on standard wave form , may measure out part discharging looking at in electric charge by JFD-301.

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  • 介绍了树脂绝缘干式变压器局部放电产生原因类型局部放电测量系统建立局部放电类型位置简单判别方法。

    The reason and type, the establishing measuring system, simple judgment of type and position about Resin insulation dry-type transformer partial discharge are introduced in this paper.

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  • 由于局部放电脉冲波形不规则,显然,它们频谱不同,这导致测量上脉冲波形的畸变。

    Since a partial discharge pulse waveform is irregular and the spectrum of each pulse is different, a pulse wave form will be distorted at the measuring terminal of the circuit.

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  • 文中提出测量这种类型发生器局部放电方法试验结果表明方法可以准确反映出发生器内部的局放现象。

    A new method is put forward to measure the PD signals of the high voltage DC generator. Testing results show that this method is accurate and effective.

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  • 介绍了国外应用超声波测量判断变压器内部局部放电确定局部放位置研究工作。

    The research on the detection and location of partial discharges in power transformers using acoustic methods is presented.

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  • 电流传感器电力设备局部放电在线监测系统中的一个重要组成部分局部放电信号传输特性直接影响测量结果

    Current sensor is an important element for on line PD monitor of electric power equipment and its transfer characteristic has a direct influence on PD measurement.

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  • 当前变压器状态监测系统研究较多的监测量是:油气局部放电信号

    As for the current system of monitoring the status of transformer, there are some more surveying values to research, such as the oil gas value and the signal of local discharge.

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  • 检测局部放电快速变化的脉冲电流波形根据波形进行放电模式识别工作,研制一套数字测量分析系统

    A digital detection and analysis system was developed to record the partial discharge pulse and to recognize different patterns.

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  • 文中电感电容输入电路全面分析了平衡测量局部放电原理

    The measurement principle of selective frequency balance method with input circuits of inductance and capacitance for PD detection is analyzed in detail in this paper.

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  • 通过大量性能测试和试验证明超高频传感器能够有效避开空气中的电晕干扰能够方便有效的测量GIS内部局部放电信号

    Experiments show that the UHF sensor can effectively avoid the effect from corona discharges in air, and can conveniently detect PD signals in GIS.

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  • 本文的主要工作实验室设计一套GIS模拟装置,研制出两种内置传感器,电气测量角度研究GIS局部放电在线检测技术。

    The thesis is devoted to developing the detection of PD using couplers built in GIS from the aspect of electrical measurement.

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  • 设计具有频率响应范围的紧凑型测试电路,结合高速数字示波器TDS75 4c对油中的局部放电脉冲波形进行了测量

    A compact circuit with enough wide frequency response is designed and the high speed digital oscilloscope TDS754C is used to measure pulse current of Partial Discharge (PD).

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  • 设计具有频率响应范围的紧凑型测试电路,结合高速数字示波器TDS75 4c对油中的局部放电脉冲波形进行了测量

    A compact circuit with enough wide frequency response is designed and the high speed digital oscilloscope TDS754C is used to measure pulse current of Partial Discharge (PD).

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