eddy current test 中文意思是什麼

eddy current test 解釋
渦電流試驗
  • eddy : n. 埃迪〈姓氏〉。n. (水,風塵等的)漩渦,渦流。vt. ,vi. (-died; -dying) (使)起漩渦;(使)旋轉。
  • current : adj. 1. 通用的,流行的。2. 現在的,現時的,當時的。3. 流暢的;草寫的。n. 1. 水流;氣流;電流。2. 思潮,潮流;趨勢,傾向。3. 進行,過程。
  • test : n 1 檢驗,檢查;考查;測驗;考試;考驗。2 檢驗用品;試金石;【化學】試藥;(判斷的)標準。3 【化...
  1. Standard test method for measurement of thickness of anodic coatings on aluminum and of other nonconductive coatings on nonmagnetic basis metals with eddy - current instruments

    用渦流儀器測量鋁陽極鍍層及其它非磁性基底金屬絕緣鍍層的厚度標準試驗方法
  2. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體電路的設計主要分三大部分來實現:激勵源電路部分,由分頻電路和頻率合成電路組成,產生頻率穩定的激勵信號以確保檢測任務的正常進行;傳感器變換電路部分,由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成,主要將電渦流傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號,易於后續電路處理;由dsp晶元構成的微處理系統,主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  3. The paper synoptically and comprehensively introduces eddy current theory, equivalent circuit, excitation coils, test circuit and application of the eddy - current sensors. a feasible solution of motor core height control based on silicon steel sheet thickness measuring with double eddy - current sensors is presented

    論文在系統全面的分析了電渦流傳感器的基本原理、等效電路、激勵線圈、測量電路及應用后,提出將雙探頭測厚系統應用於電機鐵芯疊控制。
  4. Copper and copper alloys - eddy current test for tubes

    銅和銅合金.管材的渦流試驗
  5. This paper, firstly, introduces some basic nondestructive tests, shows the background of the subject about the test for the defect of sucker rod, by comparing with the other nondestructive tests, proves the advantage of eddy - current test, then beginning with maxwell equation in electromagnetic field theory and combining with the idea model of defect, this paper proves that the feasibility of eddy - current test technology in multi - parameter and multi - frequency which applied in the test for for the defect of sucker rod

    本文首先介紹了無損檢測技術的幾種典型方法,並給出了抽油桿裂紋檢測這個課題的背景,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。然後從電磁場理論中的麥克斯韋方程出發,結合裂紋的理想模型,從理論上證明了電渦流多頻率多參數檢測技術在抽油桿裂紋檢測中的可行性。
  6. Steel tubes - the inspection method on eddy current test

    鋼管渦流探傷檢驗方法
  7. Round steel - the inspection method for pass type eddy current test

    圓鋼穿過式渦流探傷檢驗方法
  8. Based on the electromagnetic theories, this dissertation presents an analytical method to analyze the el ectromagnetic field caused by the solenoid coil with ferrite core that is popularly used in eddy - current non - destructing test ( not )

    本論文從電磁場理論出發,應用解析方法分析了渦流無損檢測用帶磁芯的放置式線圈的阻抗,並利用數值方法和實驗驗證了分析結果。
  9. In this thesis, studies are made on the problem of time - harmonic electromagnetic fields excited by an arbitrary current dipole in spherical conductor. the problem is presented in eddy - current nondestructive test and geophysical prospecting. under the condition of magnetic quasi - static state, the boundary - value problem about modified magnetic vector potential is solved and the analytical solution is obtained

    本論文針對渦流無損檢測和地球物理勘探領域用到的球導體中時諧電流元的電磁問題做了研究,在磁準靜態近似下,求解了修正磁矢量位的邊值問題,獲得了問題的解析解,並利用通用有限元分析軟體做了數值驗證。
  10. 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。
  11. 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。
  12. Test method for measuring resistivity of semiconductor silicon or sheet resistance of semiconductor films with a noncontact eddy - current gage

    半導體矽片電阻率及硅薄膜薄層電阻測定非接觸渦流法
  13. Based on the analysis of essential performance needs of eddy current retarder, this paper studied the experimental method and the test - bed including ecr system ' s structure, test items and characteristics

    摘要本文在分析車用電渦流緩速器性能要求的基礎上,研究車用電渦流緩速器試驗方法,進而研製車用電渦流緩速器性能試驗臺,介紹了車用電渦流緩速器試驗臺的結構、測試項目和特點。
  14. Non - destructive testing ; eddy current testing of pipes and tubes ; reference method for the determination and calibration of the properties of an eddy current testing system using concentric test coils

    無損檢驗.管道和管子的渦流檢驗.用同心試驗線圈的渦
  15. 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
  16. On the basis of the above, integrating with the practical facts about the test for width and thickness of stripe in the in - wall of cylinder after laser thermal treatment, it is proved that the feasibility of eddy - current test technology applied in the lest for width and thickness of stripe in the in - wall of cylinder after laser thermal treatment

    在此基礎上,結合汽缸內壁激光熱處理條紋厚度和寬度檢測的實際情況,證明了電渦流多頻率多參數檢測技術在汽缸內壁激光熱處理條紋厚度和寬度檢測中的可行性。
  17. 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。
  18. Copper and copper alloys. eddy current test for tubes

    銅及銅合金.管的渦流檢驗
  19. In chapter 2, eddy - current test theory is analyzed from several aspects. though analyzed the equivalent circuit of eddy - current test, the reliability of eddy - current test technology on aluminum foil thickness test on line is given and the eddy - current sensor design method and the eddy - current sensor parameters selecting are discussed

    論文第二章從多個角度分析了電渦流檢測的原理,在對電渦流檢測等效電路分析的基礎上,提出了電渦流檢測技術在鋁箔厚度在線檢測系統中應用的可行性,文中還詳細討論了電渦流傳感器的設計方法及課題中電渦流傳感器參數地選擇。
  20. Copper and copper alloys - eddy current test for tubes ; german version en 1971 : 1998

    銅和銅合金.管道的渦流檢驗
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