transform fault 中文意思是什麼

transform fault 解釋
轉換斷層
  • transform : vt (使)變形;(使)變化[轉化,轉變];變態,改變(性質、機能等),改造,改革;【數學】變換;【電...
  • fault : n 1 過失,過錯;罪過,責任。2 缺點,缺陷,瑕疵。3 (獵狗的)失去嗅跡。4 【電學】故障,誤差;漏電...
  1. The time - scale amplitude plot and phase plot based on hermitian wavelet transform are presented to singularity detection of signal. the corresponding relation relation between singularity and amplitude plot or phase plot is created. as successful application, fault of axletree damnify is found by means of this method

    提出了基於hermitian小波變換的時間?尺度幅圖和相圖來識別信號奇異性的方法,建立了信號奇異點與幅圖和相圖的對應關系,在軸承損傷故障診斷中取得了成功的應用。
  2. It is believed that three northeast - striking dextral slip fault zones, i. e. the baxian - shulu - handan fault zone, the huanghua - dezhou - dongming fault zone, and the linyi - huanghekou fault zone, are the result of the tectonic transform of paleogene extending to neogene - quaternary laterally slipping of north china plain rift systems, which extend along the central axis of rifts and accord with the quaternary centers of subsidence as the main seismic structures within the rifts

    認為壩縣束鹿邯鄲斷裂帶、唐山河間磁縣斷裂帶和黃驊德州東明斷裂帶3條北東向右旋走滑斷裂帶為華北平原裂谷系從早第三紀伸展拉張作用進入晚第三紀第四紀走滑剪切拉張作用的產物,這3條斷裂帶分別位於3個北東向坳陷帶中部,並構成了第四紀沉降中心,與營口濰坊斷裂帶起構成華北平原內的主要強震構造。
  3. Wavelet transform method for fault diagnosis of hydraulic pump

    液壓泵故障的小波變換診斷方法
  4. In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test

    著重介紹了小波分析在電機控制系統故障診斷中的應用,根據小波理論在時域和頻域良好的局部化性質,討論了利用小波變換來檢測信號的奇異特徵的原理,給出了小波變換對信號奇異性特徵檢測的方法,針對實際應用,對小波基函數選取及小波分解尺度進行了探討。
  5. The fractal theory application to fault diagnosis is tried in order to overcome the defec t of wavelet transform to nonlinear signal analysis and complicated machine diagnosis, including the concept, function and application about fractal dimension and the process of applying it to analyze the libration signal of rolling bearing and engine burning

    針對小波變換分析復雜非線性機械繫統時表現出的力不從心,又嘗試探討了分形理論在故障診斷領域中的應用,討論了分形維數的概念、物理意義和應用,並通過滾動軸承和發動機燃燒振動信號的分析例示探討和展示了應用分形方法進行故障診斷的方法和過程。
  6. To resolve the situation that the sensitivity of present ground fault protection schemes is low for the large - sized hydro - generators, a kind of protection scheme based on the fault component of third - harmonic voltage and two kinds of protection scheme based on the fault component of zero - sequence voltage at the terminals and neutral are developed, and they can obtain higher sensitivity and reliability and provide 100 % protection for the stator windings. the influence of noise on the stator ground fault protection based on the local modulus maximum of wavelet transform is analyzed

    針對目前大型水輪發電機定子繞組單相接地保護靈敏度偏低的問題,通過分析單相接地故障后機端和中性點零序電壓的變化特點,提出了一種基於機端和中性點三次諧波電壓故障分量和兩種基於機端和中性點零序電壓故障分量的高靈敏度、高可靠性保護方案,並實現定子繞組的100 %保護。
  7. In the second method, wavelet transform is combined with modal transform, and transient travelling - wave signal is used. after three phase signals are decomposed into their modal components, the wavelet transform coefficient of ground mode can be used to identify approximate position of fault, and the wavelet transform coefficient of aerial mode is used for identifying arrival time of traveling - wave

    第二種方法將小波變換與模式變換理論結合起來,採用的是暫態行波信號,首先將三相信號轉換成模式分量,零模分量的小波變換系數用於判別故障的大致位置,然後利用線模分量的小波變換系數來確定行波到達時間。
  8. In order to meet needs of reliability and speediness of power transformer protection, and to have protection blocking reliably in the presence of magnetizing inrush current, the wavelet transform is applied to the discrimination between inrush current and fault current

    本文把小波變換應用於勵磁涌流的鑒別,詳細探討了用小波變換來區分勵磁涌流和故障電流的具體方法,提出了兩種比較適用於工程實際的方法。
  9. Fault diagnosis based on wavelet packet transform

    基於小波包變換的故障診斷
  10. In the paper the application of wavelet transform is discussed in mechanical noise fault diagnosis

    摘要本文討論了小波分析理論在機械噪聲故障診斷中的應用。
  11. According to the time variation and feature extraction difficulty of rotating machinery vibration signals, the rule of choosing wavelet basis function and wavelet denoising soft - thresholding value is proposed after making further research on wavelet transform technique, using for denoising rotating machinery vibration signals the conception of " energy " is proposed, based on the theory that signals energy in all frequency can be affected by faults deeply, to construct feature vectors of rotating machinery vibration signals which can give a convenient disposal way to fault feature extraction and fault intellectual diagnosis

    針對旋轉機械振動信號的非平穩性及特徵難以提取的特點,通過對小波變換技術的進一步研究,提出旋轉機械振動信號處理的小波基函數選擇原則及小波包消噪的軟閥值原則。利用小波包變換對旋轉機械振動信號進行消噪處理和特徵提取。並以「能量」為元素,構造旋轉機械振動信號的特徵向量,從而為旋轉機械振動信號的故障特徵提取以及后續的故障智能診斷提供了一種便捷的處理方法。
  12. The ne - strike compressional faults are not intersected with the ew ma in fault zone, but a kind of transform structure resulted from its right lateral strike slip, and one of the typical example is the mesozoic thrust systerm in the northeast side of the main fault in western liaoning

    在青龍斷裂帶兩側,分佈有許多北東向壓性斷層,它們與東西向主斷裂帶不是簡單的切割關系,而是東西向主斷裂帶右行走滑活動中的分支斷裂,位於青龍斷裂帶北東側的遼西地區中生代逆沖推覆構造,也是青龍斷裂帶在右行走滑作用下,因構造方向的改變發生構造轉換的結果。
  13. This thesis chooses b spline wavelet that adapts to the analysis of power system signal, and uses the wavelet transformer to analyze the magnetizing inrush current and inner fault current. a transformer microcomputer protection was designed in this thesis, and in the base of intermission angle principle, a new criterion was established, which pierces through the traditional method with accurate measurement of intermission angle, but analyses the wave by wavelet transform. this criterion is lower in hardware, so it will be realized in the existing hardware

    本文選擇適合電力系統信號分析的b樣條函數作為母小波,對勵磁涌流和內部故障電流進行小波分析,並設計微機型變壓器保護基本配置,在以往間斷角原理鑒別勵磁涌流的基礎上,突破傳統精確測量勵磁涌流間斷角的方法,直接對信號小波變換后的波形進行分析,建立一個新的鑒別勵磁涌流判據,該判據對硬體要求不高,可以在現有一般硬體平臺上實現;並編寫以b樣條函數為母小波的小波變換判據演算法程序。
  14. ( 5 ) wavelet transform and mimo wavelet neural network technique are both used to diagnosis the aeroengine gas path components fault

    ( 5 )繼續應用小波變換技術及前面建立的小波神經網路來診斷發動機的氣路故障。
  15. And then, the vibration signal of the bearing with low speed and high load is analyzed and fault is diagnosed through wavelet transform method. seen from the comparison of the two methods, it will be difficult to diagnose fault of the bearing with low speed and high load through the former method

    通過實驗發現,小波分析對低速重載軸承的故障診斷能夠取得比較好的效果本文研究的核心是工控微機,在windows2000平臺上,軟體採用visualc + +及labview設計。
  16. This paper introduces a novel fault circuit selecting method, which utilizes wavelets transform to obtain useful fault transient components

    本文著重介紹了利用小波變換提取故障信號的暫態高頻分量,進行故障選線的方法。
  17. The contents are using fault locating algorithm based on measurement impedance to determine a fault zone of transmission line, then use wavelet transform fault locating algorithm based on current traveling wave to fix the fault position. in order to ensure both results are valid, gps is used to synchronize their hardware. 2

    其主要內容是:利用所記錄的工頻故障信息和阻抗法粗略計算故障位置,再利用所記錄的暫態行波電流精確定位故障點,二者通過gps時間同步單元進行時間同步,從根本上解決輸電線路故障測距問題。
  18. Transform fault and its geological significance a study on the altyn tagh transform fault

    以阿爾金轉換斷層為例
  19. Transform fault earthquakes are most noticeable where the fault passes through a continent, rather than the sea floor

    轉換斷層地震是最值得注意的,在那裡斷層是通過陸地,而不是海底。
  20. These nne and ne faults become a long transform fault system and formed a boundary between the eastern margin of china continental plate and philippine sea plate

    這些北北東向和北東向斷層形成一條巨長的轉換斷層系列,也是中國大陸板塊東緣與菲律賓洋塊的一條邊界。
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