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- There are two methods of detecting the winding deformation faults in power transformer, the Low Voltage Impulse method (LVI) and the Frequency Response Analysis method (FRA). 檢測變壓器繞組變形的方法,國際上較早提出的是低壓脈沖法(LVI),其后有頻率響應分析法(FRA)。
- This technique plays a significant role in the secure operation of the transformers and power network.However,frequency response analysis can not detect some faults such as simpl... 但頻率響應分析法不一定能夠有效反映出變壓器繞組變性發(fā)生單一扭動(dòng)變形這類(lèi)故障,繞組變形的診斷仍需使用多種試驗手段綜合分析和判斷。
- In this paper a finite element model of hermetically sealed electromagnetic relay is built, through normal modes analysis and frequency response analysis, the vibration transitive path is studied. 通過(guò)模態(tài)與諧響應分析過(guò)程,建立了密封電磁繼電器整機有限元模型,分析、驗證了整機結構的傳振路徑。
- Abstract: Frequency Response Analysis (FRA) is used in measuring distorted windings of power transformers, it is higher in sensitivity, portable in testing instrument and visible in judgement. 摘要:采用頻響分析法(FRA)測量電力變壓器繞組的變形故障,具有靈敏度高、試驗設備輕便、判斷直觀(guān)的優(yōu)點(diǎn)。
- A finite element model of hermetically sealed electromagnetic relay was built and through normal modes analysis and frequency response analysis, and the vibration transitive path was studied. 通過(guò)模態(tài)與諧響應分析過(guò)程,建立了密封電磁繼電器整機有限元模型,分析、驗證了整機結構的傳振路徑。
- Frequency Response Analysis method (FRA) 頻響法
- frequency response analysis (FRA) 頻率響應分析法
- frequency response analysis method 頻率響應分析法
- Survey of Frequency Response Analysis on Winding Deformation of Transformers 變壓器繞組變形的頻率響應分析法綜述
- Frequency Response Analysis for Servo System of GDF-003 Twin 35 mm AA Gun GDF-003雙35mm高炮隨動(dòng)系統頻響分析
- Design of a matching circuit between pulse power supply and capacitive load based on frequency response analysis 基于頻響分析法的脈沖電源與容性負載間匹配電路設計
- The Divided-Frequency Point Study of Transformer Winding Deformation Measurement using Frequency Response Analysis 變壓器繞組變形頻響法分頻點(diǎn)研究
- Frequency Response Analysis for the Measurement of Power Transformer Winding Deformation 頻響法在診斷繞組變形中的應用
- Frequency Response Analysis of Negative Feedback Amplifier with the Method System 以系統的觀(guān)點(diǎn)分析負反饋放大電路的擴展頻帶效應
- Frequency Response Analysis on the Measurement of Power Transformer Winding Deformation 頻率響應分析在變壓器繞組變形測量的應用
- Its frequency response has to be flat over the whole audio range. 它的頻率響應在整個(gè)音頻范圍內有所下降。
- Frequency response analysis of component parameters can be acquired in any frequency range 任意頻率范圍內進(jìn)行元件參數頻響分析
- Seismic response analysis methods for performance based design II. 基于性能設計的建筑振動(dòng)解析2。
- WAVE THEORY MODELING OF VEHICLE VIBRATION AND ITS FREQUENCY RESPONSE ANALYSIS OF HELICAL SPRING SUSPENSION 螺旋彈簧懸架車(chē)輛振動(dòng)的波動(dòng)理論建模及頻響分析
- At last, the curve of seismometer frequency response is given. 最后給出了檢波器頻率響應曲線(xiàn)。