局部放电检测
- 网络partial discharge detection
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外部传感器超高频GIS局部放电检测技术
External Sensors Ultra High Frequency Partial Discharge Detection of GIS
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一种新型的GIS局部放电检测便携装置
A New Mobile Instrument for Partial Discharge Detection in GIS
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GIS局部放电检测与定位技术的现场应用
Field application of partial discharge testing and positioning technology for GIS
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用于GIS局部放电检测的超高频传感器频率响应特性
Frequency response characteristics of the UHF Sensors for partial discharge detection in GIS
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交流耐压条件下的GIS局部放电检测
Partial Discharge Detection in GIS AC Voltage Withstand Test
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一种用于GIS局部放电检测的新型特高频传感器
A new ultra high freqency sensor for detection of partial discharge for GIS
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超高频方法用于GIS内局部放电检测的分析及试验
Analysis and Experiment of UHF Method Used in Partial Discharge Detection in GIS
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GIS局部放电检测中的小波包变换提取信号
Extracting partial discharge signals from white noise by wavelet packet transform in GIS
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用于GIS局部放电检测的电容型传感器
Capacitive Coupler Used for Detecting Partial Discharge in GIS
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时域有限差分法在GIS局部放电检测中的应用
Application of finite difference time domain method in partial discharge detection of GIS
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GIS局部放电检测的微带贴片天线研究
Study on the outer UHF microstrip patch antenna for partial discharge detection in GIS
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基于X射线激励下的局部放电检测及定位新方法
A New Method of Partial Discharge Dectection and Location by Using X ray Exciting
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GIS内部局部放电检测的研究
Research on PD Detecting in GIS
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用于GIS局部放电检测的内置传感器超高频耦合特性研究
Study of UHF Frequency Response Characteristics of the Inner Sensor for Partial Discharge Detection in GIS
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GIS局部放电检测
Partial Discharge Detection in GIS
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基于UHF方法的GIS局部放电检测与仿生模式识别
GIS Partial Discharge Detection and Biomimetic Pattern Recognition Based on UHF Method
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本文的研究结果为X射线激励作用在电力变压器局部放电检测中的应用提供了一定的试验基础。
The conclusion of this thesis provides experimental basic for the practical application of X-ray in power transformer 's partial discharge test .
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结果表明,外部天线超高频局部放电检测系统可以实现GIS局部放电检测,固定微粒局部放电频谱特征明显。
The results indicate that this system can realize PD detection of GIS and the features of the fixed-particle PD can be obviously revealed .
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首先,在抑制噪声干扰方面,本文设计了一种最小均方(LMS)算法的自适应滤波器,来消除局部放电检测中广泛存在的周期性干扰信号。
Firstly , this paper designs a LMS algorithm adaptive filter to solve period noise disturbing .
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基于XLPE电缆局部放电检测的传感器研究
Study on Sensor for PD Detection in XLPE Cable
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基于振荡波测试系统的XLPE电缆局部放电检测技术
PD detection technique in XLPE power cables based on oscillating wave test system
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XLPE电力电缆局部放电检测技术综述
Overview of Partial Discharge Detecting Technology for XLPE Cable
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然后对电缆局部放电检测中的各种干扰噪声进行了分析,针对不同的干扰采取了不同的抗干扰措施,采用基于级联二阶ⅡR陷波滤波器抑制周期性窄带干扰;
Thirdly , based on analyzing variety of interference noise in detection of cable 's PD , different anti - interference measurement are adopted aim at different interference .
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采用超高频法(UHF法)可以有效地解决现场干扰环境下的局部放电检测问题。
Using UHF method can effectively solve the field interference problem encountered during detecting partial discharges .
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交流电压下的局部放电检测是一种重要的检测GIS绝缘状态的手段。
The detection of partial discharge ( PD ) in the GIS under the alternating voltage is one of the important approaches to know the state of the GIS .
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研究了如何消除GIS局部放电检测中的干扰信号。
Special researches on how to reduce the interference in GIS partial discharge ( PD ) detection have been doing , with using digital filter , adaptive filter , etc.
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介绍了气体绝缘组合电器(GIS)局部放电检测中自适应滤波特性的计算及作用,论述了自适应滤波器进行自适应消除噪声的原理。
The calculation and utilization of self - adaptive filtering characteristics for GIS local discharge detection is described , and the reason for the use of self-adaptive filter for self-adaptive noise reduction is discussed .
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用天线理论对用于GIS局部放电检测的超高频传感器频率响应特性进行了分析及实测。
The frequency response ( FR ) characteristics of the ultra high frequency ( UHF ) sensors used for detecting partial discharge in GIS are analyzed by the antenna theory and measured in laboratory .
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因此GIS局部放电检测及其模式识别的研究,对于保证GIS的安全可靠运行、掌握GIS的绝缘状况和缺陷类型特征以及指导GIS的检修工作有着十分重要的意义。
So the research of PD detection and its pattern recognition for GIS is very important to guarantee its safe operation , find out its insulation condition and defects type in time and guide its maintenance .
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基于ARM9的电力电缆局部放电检测系统
Partial Discharge Monitoring System of the XLPE Power Cable