1)transient signal暂态信号
1.Power system transient signal analysis based on AOK TFR;基于AOK TFR理论的电力系统暂态信号分析新方法
2.Power spectral estimation of power system fault transient signal;电力系统故障暂态信号的功率谱估计
3.The Method of Detection on Transient Signal in Stationary Random Noise;平稳随机噪声中暂态信号的检测方法
英文短句/例句
1.The High-accuracy Detecting System of Steady-state Signal and Transient-state Signal Synchro Generators;同步发电机稳态和暂态信号的高精度检测系统
2.Development of Data Acqusition and Recording Unit of Power Transient Signal Based on TMS320F2812;基于TMS320F2812的电力暂态信号采集与录波单元的研制
3.Power Quality Transient Signal Test and Research of Harmonic Source Identification;电能质量暂态信号检测及谐波源定位方法研究
4.Application of Wavelet Transform to Detect Power Quality Transient Signal;小波变换在电能质量暂态信号检测中的应用
5.The Study on Traveling Wave Fault Location and Analysis of Fault Transient Signal in Transmission Line;输电线路故障暂态信号分析和行波测距研究
6.Fault Location Techniques for Non-Effectively Earthed System Based on Transient Signals;利用暂态信号的小电流接地故障距离识别技术
7.Research on the Fault Line Selection Device for Neutral Indirectly Grounded System Based on Transient Signal基于暂态信号的小电流接地选线装置的研究
8.Application of Hilbert-Huang Transform on Analysis of Transient Signal in Electric Power SystemHilbert-Huang变换在电力系统暂态信号分析中的应用
9.Detection of Power Quality Transient Signal Based on Dyadic Wavelet Transform基于二进小波变换的电能质量暂态信号的检测
10.Research on ground fault line detection based on phase-frequency characteristics of transient signals基于暂态信号相频特性的小电流接地选线研究
11.Study on Fault Line Selection Instruments of Small Current Grounding Network Based on Signal Injection and Transient Signal信号注入与暂态信号方法结合的小电流接地选线装置
12.The Study of Fault Location Algorithm Using Transient Fault Signal for EHV Transmission Lines利用输电线路故障暂态信号进行故障定位的算法研究
13.A Study of Electric Power Transient Signal Detection and Calssification Based on Wavelet Entropy Measure;基于小波熵测度的电力暂态信号检测与分类方法研究
14.The Software Development of Electric Power Transient Signal Wavelet Analysis Instrument Based on LabWindows/CVI;基于LabWindows/CVI的电力系统暂态信号小波分析仪软件开发
15.Research on the Application of Fractional Fourier Transform in Transient Signal of Power System分数阶Fourier变换在电力系统暂态信号分析中的应用研究
16.Design of Mine-used Small Current Grounding Selector of High-voltage Based on Transient Signal and FPGA基于暂态信号和FPGA的矿用高压小电流接地选线装置的设计
17.Respond in Circuits with Perfectly Coupled Mutual Inductancefor Arbitrary Sigal;任意信号输入完全耦合互感电路的暂态过程
18.Study of Transmission Characteristics of Transient Fault Traveling Wave in Mine Cable煤矿电缆暂态故障行波信号传输特性的研究
相关短句/例句
transient signals暂态信号
1.To distinguish fault transient signals from non-fault transient signals, on the basis of researching various transient signals and their characteristics the authors establish an EMTDC model to simulate 500kV transmission line.为区分故障性暂态信号与非故障性暂态信号,在研究电力系统各种暂态信号及其特点的基础上,建立了500kV输电线路EMTDC仿真模型,并产生了单相断路器操作、电容投切、接地短路、一次电弧故障、非故障性雷击和故障性雷击6种类型的暂态信号。
2.Utilizing the time-frequency localization ability of wavelet analysis,on the basis of multi-scale expression of transient signals,the concept of wavelet energy entropy(WEE)for feature extraction is defined;integrating WEE with fuzzy logic,a new method to select faulty phase is formed.利用小波分析良好的时频局部化特性,在暂态信号多尺度表示方法的基础上定义了用于特征提取的小波能量熵,并与模糊逻辑相结合形成新的选相原理。
3.Based on multi-scales expression and the definition of two post-analysis methods (energy statistic and wavelet entropy), the EMTDC simulated models were built about five transient signals including single phase grounding, switch operating, capacitor.电力暂态信号的检测与分类在电力系统暂态保护、电能质量分析等诸多领域得到广泛的应用,暂态信号的有效特征提取是信号分类识别的基础和前提条件。
3)Transients signal暂态信号
4)electric power transient signal电力暂态信号
1.Design of electric power transient signal wavelet analysis instrument based on LabVIEW and VC++;基于LabVIEW与VC++的电力暂态信号小波分析仪设计
2.Wavelet transform analysis instrument of electric power transient signal based on virtual instrument;基于虚拟仪器的电力暂态信号小波分析仪
5)fault transient course故障暂态信号
6)transient signal model暂态信号模型
延伸阅读
变电所快速暂态电磁场变电所快速暂态电磁场fast transient electro-magnetic fields in substations 变电所中快速暂态电磁场强度由于开关操作暂态过程受多种因素影响.因此变电所中实际测t得到的场强数值分散性较大。不同电压等级变电所，用不同型式开关，实测得到的电场强度可达数十千伏/米(kV/m).磁场强度可达数百安培/米(A/m).美国对变电所中操作暂态电磁场的实测工作做的较多。作为一个例子，下表列出了美国电力研究院(EPRI)在115kV、250 kV、500 kV变电所中的实测结果。常规变电所内测点在母线下方地面，操作是断开一段短母线，一川纵潮洲娜朋洲川一0 0 0 0 0 00411:1l)即10 010加 ︵任守︸侧欲典匆 6 .0臼.《】火l()《a)T(5、留一。·““nlj 0 50几00 .，0.1 10 (任/A艺侧蔽2.()魂.硬)丫﹂)()口匕t卜卜片卜f乙仁0 t 0 0 0 0 005 .....-卜闭40加020化 (‘/V)侧旧要翻，::.:: l二‘.1.吐吐.吐2.《)4.(】6 .0划) 了卜卜┌────┬──────┐│ 一一J │八L，‘一’ ││习 ├──────┤│一一.1 │{犷V一· │└────┴──────┘0﹃-j门1 96，JD.任1 9 tl滩n乙oq乙 ︵三z淤巴侧翻要御 (一。一‘)洲.‘}12‘)一6(，义1‘，一‘， 喊d)T(5) 500 kV变电所内断开隔离开关时 的地面电场和磁场(a)GIS磁场;(b)GIS电场;(e)AIS滋场;(d)AIS电场b一and一onsuo kuolsu zonto一d一onelehong变电所快速暂态电磁场(fast transient elec-tromagnetie fields in substations)变电所中隔离开关切、合短母线时的暂态过程产生的电磁场。高压隔离开关操作时，触头间产生一系列电弧过程。
