漏磁檢測 的英文怎麼說

中文拼音 [lóucíjiǎncè]
漏磁檢測 英文
flux leakage testing
  • 漏 : Ⅰ動詞1 （從孔或縫中滴下、透出或掉出） leak; drip 2 （泄漏） divulge; disclose; leak 3 （遺漏） le...
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 檢 : Ⅰ動詞1 （查） check up; inspect; examine 2 （約束; 檢點） restrain oneself; be careful in one s c...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
  1. The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn

    在對漏磁檢測原理進行詳細介紹的基礎上，得出了帶偶極子模型的近似解析解，並以有限元數值模擬分析為主要手段，以鋼板上缺陷為對象，分析了各因素對缺陷漏磁場產生影響的不同規律，同時模擬分析了板上平行的兩條裂紋，四條裂紋以及柱體上寬度不同時的裂紋的漏磁場分佈特徵，得出結論:影響板上缺陷漏磁場的諸因素會對柱體上缺陷漏磁場產生同樣的影響;對于多條裂紋，宜用漏磁分量bx作為缺陷識別的特徵量。
  2. Magnetization of the magnetic leakage detection technology

    油管漏磁檢測中的磁化技術
  3. A nondestructive system for monitoring broken wires in production line was designed, which based on the magnetic character of locked coil wire rope

    根據密封鋼絲繩的結構特點，採用漏磁檢測技術，研製了一套斷絲在線無損檢測系統，能對密封鋼絲繩生產過程中出現的斷絲現象進行有效監測。
  4. The second chapter explains the character of mfl data by introducing the principle of pipeline mfl inspection and the structure of mfl detector, and then brings forward the diagnostically lossless compression request by combine discuss the analyzing method of inspection results

    第二章通過對管道漏磁檢測原理和檢測器結構的介紹，說明漏磁檢測數據的特徵並結合檢測結果的分析方法提出對管道漏磁檢測數據的檢測無損壓縮要求。
  5. The alternating current in the alternating current magnetic field leakage testing ( ac - mfl ) is one of the magnetizing manners. the sensitivity is very high to the defect of surface and the near to the surface of the workpiece. it is one of the developing directions of nondestructive testing ( ndt ) domain

    交變漏磁檢測技術中的交變是漏磁檢測技術中的一種磁化方式，該技術對工件表面及近表面缺陷具有較高的檢測靈敏度，是無損檢測領域未來主要發展方向之一。
  6. This paper, combined with the task and based on the thorough analyses of the theories and methods of data compression, realize the data compression of the mfl inspection data using huffman coding and wavelet transform coding

    本文結合課題，在對數據壓縮的原理和方法進行深入分析的基礎上，分別利用霍夫曼編碼和小波編碼等方法實現了管道漏磁檢測數據的壓縮。
  7. I first introduce the importance and the basic situation of the steel tube ends testing ; then explain the flux leakage theory, which is the base of the design of the testing flux leakage system

    在本文中首先討論了端頭檢測的研究現狀及其意義，然後研究漏磁檢測的基本原理，這是端頭漏磁檢測系統設計的基礎。
  8. Research on pipeline mfl data compression algorithm

    管道漏磁檢測數據壓縮演算法的研究
  9. In order to enhance the measure precision and expand the using area of the existing oil pipeline mfl ( magnetic flux leakage ) detecting system to natural gas pipeline testing, detailed information of flux obtained by decreasing sampling time and space interval is needed

    為了提高現有輸油管道漏磁檢測系統的檢測精度以及擴展系統的適用范圍使其適用於天然氣輸送管道的檢測，需要通過減小采樣時間間隔和空間間隔的方法以獲得更加完備的漏磁場信息。
  10. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁檢測傳感器，獲得管道軸截面漏磁場切向分量的漏磁信號；研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法；分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性，研究了漏磁信號的小波去噪方法。
  11. The results show that the location sound speeds for the tank above has been confirmed as 1. 2 1. 4m / ms and 3. 2m / ms and the degree of the superposition of two lucy value and sound speed curves correlated directly with the pertinence of the signal. ( 4 ). introducing the flux leakage examination and the comparison made between magnetic flux leakage examination and ultrasonic testing proved that magnetic flux leakage examination can be used

    分析國內不同地區（鎮海、日照、廈門） 、 12個服役9 - 19年的常壓儲罐漏磁檢測的結果，統計所存在缺陷的腐蝕程度及分佈情況，從而確定聲發射檢測的重點部位在儲罐的中間部位。
  12. In this thesis, we introduce two kinds of methods to establish magnetic flux leakage model : the method of magnetic doublet and the method of finite element. and we also introduce some signal processing technologies which are often used in magnetic flux leakage testing and flaw distinguish algorithm in our system

    漏磁場模型的建立是實現定量分析的基礎，文中介紹了建立漏磁場模型的兩種常用方法：磁偶極子法和有限元法，以及漏磁檢測中常用的信號處理技術和本系統中用到的缺陷判別技術。
  13. This dissertation concentrates on the difficult problems that the pipeline or pipe defects are not estimated or evaluated quantitatively, intelligently by mfl ( magnetic flux leakage ) inspection method. from the practical demand, theoretical analysis and experiments or testing, the mfl inspection technology of pipeline or pipe defects are explained, summarized in detail in the whole paper, at the same time, the relationship between the mfl field distribution, the mfl signal shape and the defect geometry or severity, the analysis of the mfl data and the compensation of influencing the relationship factors, signal feature extraction, intelligent recognition of defect parameters and so on are studied systematically

    論文針對管道（鋼管）缺陷漏磁檢測定量化、智能化的難題，緊密結合檢測現場實際需要，通過理論分析和大量實驗，系統分析總結了管道（鋼管）缺陷漏磁智能檢測技術，並在缺陷漏磁場分佈以及缺陷漏磁信號與缺陷外形參數間的關系、缺陷漏磁信號分析、漏磁信號影響因素補償、缺陷漏磁場波形特徵提取和缺陷外形尺寸定量識別等方面進行了深入研究，主要成果和創新如下：引出磁偶極子模型近似分析常見缺陷漏磁場，針對磁偶極子模型的不足，將有限元方法應用到缺陷漏磁場分析，實現了常見管道樣本缺陷漏磁場的模擬。
  14. Application of two - stage self - adapting filter method in magnetic flux leakage ndt of oil pipeline

    兩級自適應濾波在輸油管道漏磁檢測中的應用
  15. This article mainly discussed the magnetic flux leakage ( mfl ) methods which is suitable for ferromagnetic pipeline end

    本文討論了適用於管道端頭的漏磁檢測方法。
  16. Then we introduce the whole configuration and capability of the two dimensions magnetic flux leakage testing equipment

    接著本文介紹了鋼管二維漏磁檢測設備的整體結構和檢測性能。
  17. In addition, we study the digital signal processing in the testing system of two dimensions magnetic flux leakage

    另外本文還對在二維漏磁檢測系統中數字信號的處理作了一定的研究。
  18. A monitor system of two dimensions magnetic flux leakage testing equipment for the steel tube has been studied in this paper

    本文對整個「鋼管二維漏磁檢測設備監控系統」做了探討。
  19. A visual monitor system of high - speed magnetic flux leakage testing equipment for the oil and gas tube has been studied in this thesis

    本文對整個「油氣管道高速漏磁檢測可視化系統」做了探討。
  20. The main research and technical innovation following this : it primarily researched the technology of ac - mfl in our country

    主要研究及創新內容如下:在國內首次開始對交變漏磁檢測技術進行研究。
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