渦流檢測 的英文怎麼說

中文拼音 [guōliújiǎncè]
渦流檢測 英文
eddy current testing （et）
  • 渦 : 渦名詞1. （漩渦） eddy; whirlpool; vortex 2. （酒窩） dimple
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 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. For the leakage often occured on condenser brass pipe of hanchuan power plant, using differential inner insert detecting coil the on - line multi - frequency eddy current check technology effectively restrains interferance source signal from support board, etc, improves measuring sensitivity and the measuring result gets more reliable

    摘要針對漢川電廠凝汽器銅管在運行中多次發生泄漏，利用差分內插式檢測線圈，通過多頻渦流檢測技術對凝汽器進行渦流在役檢測，有效地抑制了支撐板等干擾源信號，提高了檢測靈敏度，使得檢測結果更可靠。
  2. However, many factors may affect eddy current testing and it is hard to classify them, and how to extract information which indicating carburized layer depth in signals is very important

    但影響渦流檢測的因素很多，檢測結果不盡如人意，如何提取信號中的反映滲碳層深度的信息非常重要。
  3. Remote - field eddy current - based non - destructive inspection technology has been widely used in advanced nations with significant effectiveness

    遠場渦流檢測技術在國外發達國家中已充分應用於現場，且收效顯著。
  4. However, recent years the study of electric eddy - current detection mostly overweights the study of measuring system, and the design of the eddy - current. methods are still equivalent magnetic circuit and equivalent electric circuit model calculation and experiment ' s experience design method

    然而，近幾年電渦流測量方法的研究多偏重於測量系統的研究，而對渦流檢測探頭的設計至今仍採用等效磁路、等效電路模型計算同實驗相結合的經驗設計方法。
  5. Based on that penetration depth of eddy current is theoretically different for different operationalfrequency, the flaw depth quantitive measurement method based on the characteristicalfrequency was expounded. to find the best testing model and position, it analysed and discussedthe factors which effected measurement. the mathematic relationship between the specialfrequencyand flaw depth was established to realize the accureate measurement of flaw depth. it primarily researched the technology of alternating current magnetic field leakage testing ( ac - mfl ) in our country

    在利用頻率掃描技術的基礎上，提出了基於拐點頻率的渦流檢測缺陷深度測量方法，對影響測量的多種因素進行了分析和實驗研究，得到了最佳的測試位置和測試方法，建立了拐點頻率和缺陷深度的定量關系，為深度的測量提供了新的途徑。
  6. Performance improvement of remote field eddy current detection for ferromagnetic tubes corrosion

    鐵磁性管道腐蝕遠場渦流檢測性能的改進
  7. Research of digital phase signal detecting in remote field eddy current detecting

    遠場渦流檢測中的數字相敏檢波器的研究
  8. In the eddy - current testing, testing coil is the sensitive component connecting the specimen and the instrument, so it is called transducer. the information of the test specimen is reflected by the variation of the coil impedance ( or induced voltage )

    在渦流檢測中，檢測線圈是用來連接測試儀器和被測試件的敏感元件，它是渦流檢測中的傳感器，被檢試件的信息是通過線圈阻抗（或感應電壓）的變化反映出來的。
  9. Eddy current testing is a method suitable for testing changes occurred in the surface or subsurface of specimen. when using this method to test carburized components, the variable of eddy current signal is depend on the change of constituents " physical property in carburized layer. so it can be used to test carburized components nondestructively

    渦流檢測是一種適用於試件表面和近表面變化的檢測方法，利用渦流方法檢測滲碳件時，渦流檢測信號的變化主要取決于滲碳層組織的物理特性的變化，所以渦流檢測方法可以對金屬表面滲碳層深度進行檢測而不構成任何破壞。
  10. Further applications of remote field eddy current technology are restricted by some disadvantages such as weak signal, over - long sensor

    摘要遠場渦流檢測由於信號微弱、探頭過長等缺點限制了其進一步應用。
  11. Based on the theory of mfl and a study on the signal characteristics ofac - mfl and ect : on one hand, it expouded the flaw identification model of “ slope ratio ” todetect the defects in panel, rob or pipeline ; on the other hand, the flaw - depth measurementmethod based on the characteristical frequency were used in ac - mfl. the application ofac - mfl was realized, and it showed the accordance of defect detection for these twotechniques

    從其檢測原理出發，在與上述渦流檢測信號特點進行比較的基礎上，一方面，利用「斜率比值」識別模型實現了對板材、管材、棒材等表面缺陷的檢測;另一方面，利用交流信號的信息實現了基於拐點頻率的深度測量方法在該技術中的應用。
  12. The content of the dissertation is as follow : ( 1 ) an eddy current testing model of multi - layered metal structure was presented in the light of the work of luquire and others

    論文的主要內容和研究成果如下： 1 ）本文參照luquire 、 uzal和雷銀照等人的多層厚度渦流檢測的數學模型，推導了一個半無限大空間內的三層厚度電渦流檢測數學模型。
  13. Finite element calculation for test of case - depth using eddy current in carburizing

    渦流檢測滲碳層深度中磁感應強度的計算
  14. Starting with automation system, this paper, firstly, outlines the status of sensor lying in automation field and its developing state, shows the superiority about eddy current test by comparing it with the other nondestructive tests, expatiates the modern developing state about eddy current technology both here and there, shows the vista about eddy current test in our country and the background of the subject about the test for the width and thickness of stripe in the in - wall of cylinder after laser thermal treatment. secondly, beginning with maxwell equation in electromagnetic field theory and combining with some electromagnetic phenomena in real life, this paper explains qualitatively the operating principle about eddy current technology and the test theory for multi - parameter test with multi - frequency by math illation and gives some applying occasions about it

    通過同其它幾種無損檢測技術的比較，給出了電渦流技術的優越性，闡述了國內外電渦流技術的發展現狀，展望了我國電渦流技術發展的未來，給出了汽缸內壁激光熱處理條紋厚度與寬度的檢測這個課題的背景；然後從電磁場理論中的麥克斯韋方程出發，通過一系列的數學嚴密推導，並結合現實生活中的一些電磁現象，定性地解釋了電渦流技術的原理，以及電渦流傳感器多頻率多參數的檢測原理，給出了電渦流技術的部分應用場合，以及電渦流檢測的等效電路。
  15. The far field eddy current testing system for trial was developed

    建立了試驗遠場渦流檢測系統。
  16. The design and realization of remote field eddy current system used for in - line inspecting of ferromagnetic pipe

    鐵磁性管道的遠場渦流檢測系統的設計與實現
  17. In order to effectively inspect all kinds of defects and to improve the sensitivity and accuracy of inspection, the far field eddy current testing system should be improved further

    為了達到對各種形狀缺陷的有效診斷，提高檢測靈敏和準確性，還需進一步改進和完善遠場渦流檢測系統。
  18. The authors have made an analytical study of the theory of the above - mentioned technology and reported its effective use for the first time in the quality inspection of steel tubes of a high - pressure heater for a 600 mw power plant

    本文針對遠場渦流檢測技術的理論作了分析研究，並介紹首次應用在國產60萬千瓦機組的高壓加熱器鋼管的質量檢驗中所取得的良好效果。
  19. Firstly, the basic character of the remote filed eddy current is simulated and analyzed in case of two - dimension axial symmetry which approves the existence of remote filed eddy current phenomenon ; the full circumferential defect model is investigated to approve the feasibility of using the rfec techniques to detect the position and depth of defect ; the pit corrosion 、 circumferential and axial crack models are simulated, and the defect character based on voltage plane polar plot and the changes of phase and amplitude are analyzed to supply the standard for defect reconfiguration

    首先，在二維軸對稱情況下模擬與分析了遠場渦流的基本特性，證實了遠場渦流現象的存在;對全周向缺陷的遠場渦流檢測進行了詳細研究，證實了遠場渦流檢測缺陷位置和深度的可行性;對點狀腐蝕、軸向與周向裂紋三種非軸對稱缺陷進行三維有限元模擬，利用相位差和幅值變化曲線與電壓平面極坐標圖對缺陷特徵進行分析，為缺陷形狀重構提供了依據。
  20. In order to realize the flaw identification of link - thread bolt, it establised the flawidentification method which depended on the local maxima abstracted from detecting signal. itsorted all flaws into three kinds, and assayed the characteristics of signal and expounded thecriterion for each kind of flaw

    綜上所述，本文在研究場量測量和頻率掃描技術的基礎上，利用同一硬體系統實現了渦流檢測和交變漏磁檢測的缺陷識別和深度測量，同時也實現了螺紋緊固件的缺陷檢測。
分享友人
分享到 Line

分享到臉書