電致伸縮 的英文怎麼說

中文拼音 [diànzhìshēnsuō]
電致伸縮 英文
electrostriction
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 致 : Ⅰ動詞1 （給與;向對方表示禮節、情意等） deliver; send; extend 2 （集中於某個方面） devote （one s ...
  • 伸 : Ⅰ動詞（展開） stretch; extend Ⅱ名詞（姓氏） a surname
  • 縮 : 縮構詞成分。
  1. 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。
  2. The highest density and the low resistivity and the best magnetostriction in a composite rod were obtained when the proportion of binder to powders " weight is 4 : 100

    膠與磁性粉末的質量比為4 ： 100時，粘結體的密度最高，電阻率最低，磁致伸縮性能最佳。
  3. Relaxor ferroelectric single crystals, such as pb ( mg1 / 3nb2 / 3 ) - pbtio3 ( abbreviated as pmnt ) or pb ( zn1 / 3nb2 / 3 ) - pbtio3 ( abbreviated as pznt ), have been reported to exhibit an extremely large piezoelectric constant and excellent electrostrictive properties. such excellent performance makes it fully substitute the traditional piezoelectric ceramics and points to a revolution in ultrasonic transducers, actuators and micro - positioners, making relaxor - based piezocrystals the most promising materials for a broad range of advanced applications. however, it is difficult to grow the high quality single crystals because of the lack of valid thermodynamic data

    新型弛豫鐵電單晶鈮鎂酸鉛（簡稱pmnt ）或鈮鋅酸鉛（簡稱pznt ）是一類新興的功能材料，其在準同型相界附近具有優于傳統壓電陶瓷的較高的壓電常數和電致伸縮系數，可完全代替傳統的壓電陶瓷作為超聲換能器、致動器、微位移器等，使其成為鐵電領域的研究熱點，但如何生長出滿足應用要求的單晶材料卻一直是一個困擾的問題。
  4. 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。
  5. 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。
  6. 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。
  7. 2. experimental studies on ring cavity fiber lasers ( 1 ) a novel electrically tunable fbg edfl is reported

    2 .環形腔光纖激光器的實驗研究（ 1 ）用磁致伸縮棒對光纖光柵環形腔激光器進行了線性電調諧。
  8. 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。
  9. 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。
  10. The experimental results showed that under certain conditions of preloaded press and bias magnetic field, a satisfied static characteristic was obtained

    試驗結果表明超磁致伸縮致動器在合適的偏置磁場及預壓力作用下，能達到較佳的輸出電流-位移及電流-輸出力響應特性。
  11. 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。
  12. A sensing magnetic field and displacement type of giant magneostrictive microdisplacement actuator with the functional of sensing driving magnetic field and microdisplacement is developed, and the design theories and approaches being applicable this type of microdisplacement actuator are pointed out : a circular diaphragm type of flexible construction that acts as integration mechanism of microdisplacement transferring and sensing of giant magnetostrictive microdisplacement actuator is adopted, sheet flexure theory of elasticity mechanics and approach of finite element are applied to design and calculate it, corresponding deflection and analytic formula and distribution curve of stress are given, and the specific achieving approaches of measuring principle and magnetic field sensing function of driving field in giant magnetostricitive rod are pointed out the magnetic field sensing function of the actuator is used to practically measure driving magnetic field of actuator and to obtain the relationship of driving magnetic field and coil current, which is also analyzed and studied

    其中，採用圓形膜片式柔性結構作為超磁致伸縮微位移執行器的微位移傳遞、感知一體化機構，應用彈性力學中的薄板彎曲理論、有限元方法對其進行了設計、計算，並給出了相應的撓度和應力解析式及分佈曲線；應用電磁理論給出了超磁致伸縮棒內驅動磁場的測量原理及磁場感知功能的具體實現方法，並利用執行器的磁場感知功能對其驅動磁場進行了實際測量，得出了驅動磁場與線圈電流之間的關系，並對其進行了分析和研究；對執行器內部的電磁路和偏置磁路結構進行了設計計算與實驗研究，為了減小驅動線圈的發熱，對其形狀進行了優化設計。
  13. On structure design aspect, a closed magnetic route around the gmm is formed, so magnetic symmetry and intension of gmm are improving ; on analysis of electricmagetic characteristics aspect, ansys software is applied to analyze the gma to optimize its structure ; on ampliflcatory power system aspect, based on the characteristic of driving power of gma and the principle of constant current source, a power amplifier using power mosfet is designed ; on testing equipments aspect, measure bracket is designed including transom, stand beam, screw, pedestal ; on cooling system aspect, a constant temperature cooling system is designed theorily

    本文根據稀土超磁致伸縮材料的特點及其在工業元件、系統中的應用要求，在以往微位移致動器的基礎上，克服他們的不足，經過各方面的完善，設計出一種精確的、適合於主動控制的稀土超磁致伸縮位移致動器，主要在稀土超磁致伸縮致動器結構設計、電磁特性分析、功放系統以及最後的實驗測試系統方面進行了設計，同時對溫度冷卻系統也做了一些理論設計。
  14. In general, polycrystal or twin magnetostrictive materials are used as the drive unit in micro - displacement actuator. however, the displacement output of the actuator under low magnetic field is small and its precision is limited, as a result of motion restriction of magnetic domain walls by grain boundaries in polycrystal or twin magnetostrictve materials

    磁致伸縮是一種磁?機械耦合現象，以tb - dy - fe為代表的稀土超磁致伸縮材料，其伸縮量為普通壓電陶瓷的30 - 50倍，響應時間低於10 . 6秒，是理想的位移致動材料。
  15. Based on the characteristics of the giant magnetostrictive material, this article designs giant magnetostrictive micro - displacement actuator, and primary research contents are as follows : establishing drive magnetic field structure, designing closed loop control system, constant current source, temperature control system, magnetic field perceptual system and doing experiment testing

    本文根據其工作特性設計了一種基於超磁致伸縮材料的微位移驅動器，主要研究內容包括:建立閉環控制系統、設計驅動磁場結構、恆流源驅動電路、溫控系統和磁場感知系統以及系統性能的實驗測試。
  16. The effect of k doping on the ordered micro - region, dielectric and electrostrictive properties of 0. 80pb mg1 3nb2 3 o3 - 0. 20pbtio3 ceramics

    基陶瓷有序微區及介電和電致伸縮性能的影響
  17. Considering the influence of electrostrictive nonlinear piezoelectric effect, electroelastic nonlinear piezoelectric effects and geometric nonlinearity, the mathematical model of piezoelectric laminated beam was obtained

    考慮材料的電致伸縮和電致彈性壓電效應以及幾何非線性導出壓電層合梁的數學模型。
  18. This paper researches and analyses the developments of network measurement systems and magnetostrictive transducers from world wide region. analyzing the characteristics curve of magnetostrictive transducers based on its equivalent circuit, researching the method how to make sure its syntony frequency and its electric simulation network parameters. realizing the magnetostrictive transducers network in labview virtual instrument development environment based on ethernet

    根據磁致伸縮換能器的等效電路，分析了其輸入阻抗的特性曲線，研究了通過磁致伸縮換能器的輸入阻抗確定磁致伸縮換能器的諧振頻率及磁致伸縮換能器的電氣模擬網路參數的方法；同時在所研究的基於以太網的labview虛擬儀器平臺中首次實現了磁致伸縮換能器電氣模擬的網路化。
  19. A series of tests on the deformation behaviors of giant magnetostrictive tool rod were done, and the relation curve between the radios of boring cotter and the coil currents was obtained, which validated the controllability and stability of the radios of boring cutter

    在此基礎上，進行了超磁致伸縮刀桿變形性能試驗，獲得了鏜刀切削半徑增量與線圈控制電流之間的關系曲線，驗證了超磁致伸縮刀桿的可控性和穩定性。
  20. It was found that the sample density increases with the increasing compaction pressure, while the resistivity decrease with the increasing compaction pressure. the compaction pressure between 48mpa and 148mpa has a little effect on the magnetostriction

    結果表明，密度隨成形壓力的增加而增加，電阻率則隨成形壓力的增加而減小，在48mpa 148mpa內，成形壓力對磁致伸縮性能的影響不大。
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