magnetostrictive 中文意思是什麼

magnetostrictive 解釋
磁致伸縮的
  1. A geometrical nonlinear deformation model and its experimental study of bimorph giant magnetostrictive thin film

    雙層膜幾何非線性變形模型及實驗研究
  2. Terbium - dysprosium - iron giant magnetostrictive material

    鋱鏑鐵大磁致伸縮材料
  3. The control system, machinery and magnetic structure of giant magnetostrictive inchworm motor ( gmim ) have been designed based on the controlling theory, characteristic of giant magnetostrictive material and performance index of the subject. the mathematic model of the inchworm motor has been founded and the simulation of characteristic has been carried out

    根據自動控制原理,結合超磁致伸縮材料的磁特性,按照課題給定的性能指標,對超磁致伸縮爬行電機的機械結構、磁路結構和控制系統進行了初步設計;建立了整個電機系統的數學建模,並對系統特性進行了模擬分析。
  4. The direction of the easy axis of the soft layer has little influence on the magnetic hysteresis and magnetostriction of the ecmm when the magnetic anisotropy of the magnetostrictive layer is much larger than that of the soft layer

    雖然軟磁層的磁各向異性角對多層膜的磁學及力學性質幾乎沒有影響,但磁各向異性常數卻會顯著影響多層膜的性質。
  5. The algorithm principle, hardware design and software design of the scheme are proposed and experimentally demonstrated ; the main contents of this thesis are as follows : firstly, we study the principle of the fiber optic weak magnetic sensor based on magnetostrictive effect. after analyzing the characters of the magnetic field sensing signals, we know that the magnetic field sensing signals ’ fundamental component is proportional to input dc magnetic field

    敘述了該方案的原理、軟硬體設計過程,並通過實驗進行了驗證,本文主要內容如下:首先,研究了基於磁致伸縮效應的光纖微弱磁場傳感器傳感原理以及輸出信號的特徵,分析得出在干涉儀處于正交工作點時,傳感器輸出信號的基頻分量與被測直流磁場成正比關系。
  6. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合模塊,對輸入的實驗數據進行了最小二乘法的曲線擬合;根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣模擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。
  7. As a new type of functional material which has been developed in recent years, rare earth - iron giant magnetostrictive materials has many advantages, such as large magnetostriction strain, high coupling coefficient, quick response, high energy density and so on, which make it have good application future in fields of precision driving and microdisplacement based on the new type of functional material, this paper uses new principles and approaches to study this kind of microdisplacement actuator and its precision driving system

    稀土鐵系超磁致伸縮材料就是近年來發展起來的?種新型的功能材料,具有磁致伸縮應變大、機磁耦合系數高、響應速度快、能量密度高等優點,已在精密驅動及微位移執行器等領域顯示出良好的應用前景。本論文以這種新型的功能材料為基礎,以基於該類材料的微位移執行器及其精密驅動系統為研究對象,並採用一些新的原理和方法,為新型、高性能微位移執行器及其精密驅動系統的研究提供一個新的途徑與思路。
  8. A mathematical model was established to characterize the relation between the control current of coil and the deformation of giant magnetostrictive tool rod

    通過理論分析導出了線圈控制電流與超磁致伸縮刀桿變形量之間關系的數學模型。
  9. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下,首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實驗所得數據進行曲線擬合的方法,對三種擬合方法進行了比較,曲線擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時機械振動形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網路參數;最後通過labview提供的網路功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網路化的方案。
  10. Development of precision giant magnetostrictive actuator with pzt pump for cooling

    採用壓電微泵散熱的超磁致精密驅動器
  11. In chapter 1, the magnetostrictive mechanism of the giant magnetostrictive materials and the main features of the materials are introduced briefly, and the research background including the materials applications in abroad and home is given. furthermore, the problems existing in the update applications are pointed out. especially the various applications of the magnetostrictive material in fluid power - transmission and control are also introduced

    本文從超磁致伸縮材料的主要特點及其應用概況出發,以國產的超磁致伸縮材料為基礎,進行了超磁致伸縮電?機械轉換器的結構及在流體控制元件中應用的研究,探討了超磁致伸縮電?機械轉換器常用的熱補償方法,並結合流體控制元件的具體特點,採用熱補償管進行熱補償。
  12. According to magnetic medium following the theories, such as ferromagnetics, electromagnetic field, electrodynamics and so on, and linking the characteristics of driving of giant magnetostrictive materials, a control model and driving approach, which one to one correspondence with magnetostriction, are founded. the theory analysis and experimental study demonstrate that the control accuracy of giant magnetostrictive materials can be effectively improved, if using this control model and control approach of giant magnetostriction materials on account of flux density

    通過理論分析和實驗研究表明:這種基於磁感應強度的超磁致伸縮材料的控制模型和控制方法,可有效地提高超磁致伸縮材料的控制精度;研製了具有驅動磁場和微位移感知功能的磁場與位移感知型超磁致伸微位移執行器,並提出了適用於此種執行器的設計理論和方法。
  13. The correlation between 300m steel surface stress and barkhausen signal has been studied by applying four points bending and analyzed with the magnetostrictive model

    摘要採用四點彎曲加載,研究300m鋼表層應力與巴克豪森信號值的關系,並用磁滯伸縮模型對試驗結果進行了分析。
  14. In this work, the preparation and properties of magnetostrictive material and mnbial thin film are studied

    本文對含輕稀土磁致伸縮材料及mnbial薄膜的制備及性能進行了研究。
  15. An experimental study on the counter - magnetostrictive effect of ferromagnetic material under different applied torques

    鐵磁材料的逆磁致伸縮效應實驗研究
  16. By magnetoelectric coupling, the application of an electric field or ferroelectric polarization can change one or more of the parameters governing the ma gnetic behavior of the system. correspondingly, being possible magnetostrictive effect or electron - phonon interaction, the fluctuation of spin ordering may lead to a dielectric anomaly and ferroelectric relaxation

    通過磁電耦合,鐵電有序或外電場可導致自旋的再分佈而改變系統的磁性性質,同樣由於自旋有序的漲落通過磁致伸縮或可能的電-聲子作用可導致鐵電弛豫或介電異常。
  17. The giant magnetostrictive material is a new type of magneto - mechanical energy conversion material. it has giant magnetostrictive strain, high power density, high electromechanical coupling coefficient, high response speed and high force output

    超磁致伸縮材料是一種新型的磁?機械轉換材料,具有磁致伸縮系數大,能量密度高,機電耦合系數大,響應速度快等優點。
  18. Analysis of disc spring in micro - displacement giant magnetostrictive actuator

    超磁致伸縮微位移致動器碟簧特徵分析與設計
  19. Numerical simulations have been performed based on the model and the results are listed below : the saturation field of the ecmm decreases reduced and the low - field magnetostrictive sensitivity of the ecmm is greatly improved compared with those of the monolayer magnetostrictive film. the simulation results are agreement well with the experimental results of the ( tbfe2 / - fe ) n ecmm

    模擬計算結果表明:與單層磁致伸縮薄膜相比, 「磁致伸縮/軟磁」交換耦合多層膜的飽和場明顯降低,低場磁致伸縮靈敏度顯著提高,這與( tbfe2 / - fe ) n多層膜的實驗結果一致。
  20. Deflection analysis of magnetostrictive film cantilever based on material mechanics

    基於材料力學的磁致伸縮薄膜懸臂梁撓度分析
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