電場相位法 的英文怎麼說

中文拼音 [diànchǎngxiāngwèi]
電場相位法 英文
e-phase method
  • : 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...
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 相位 : phase position; phase
  1. The addition formula of spherical harmonics function of degree n and order 1 is derived using the relations between coordinate varieties after coordinate rotating and the property of the associated legendre polynomial. the relations among the magnetic vector potential, the modified magnetic vector potential and the second - order vector potential ( sovp ) are shown going forward one by one. it is explained that the solutions of electromagnetic fields in different coordinate systems can be transformed and an example having analytical solution is given

    利用坐標旋轉后球坐標變量間的關系和連帶勒讓德多項式的性質推導得到了n次1階球諧函數的加公式;以遞進的方式說明磁矢量、修正磁矢量與二階矢量的關系,寫出了引入二階矢量的過程;以時諧矢量邊值問題為例,闡明了不同坐標系下解的互轉化原理,給出了一個解析解的轉化例子;在球坐標下,引入了較球矢量波函數更普遍的兩類矢量函數,給出了其在球面上的正交關系。
  2. If we can find a way to artificially enhance the adsorption of activated carbon, its benefits on economy and environment will be considerable. it is the aim of this work to investigate electrosorption of chloroform in water on granular activated carbon. the potentials on working electrode are controlled by potentiostat and the concentration of chloroform is measured by headspace gas chromatography

    實驗用恆儀作控制源,調節工作對于參比)來控制加在活性炭上的,用頂空進樣測定水中氯仿的剩餘濃度,參照方與依據都是國家標準方或國外先進方
  3. With the frequency division of wpd, etm uses shannon entropy as the criterion of determining whether or not dsi exist in certain wpd tree nodes and interference are suppressed successfully. lots of simulation data, lab data and on - site data have indicated that etm works with good efficiency, without pre - knowing of dsi information, extracts the phase of pd pulses accurately and can calibrate quantity of single type discharge

    大量的模擬數據、實驗室實測數據以及現實測數據處理結果表明,小波包變換熵閾值抑制干擾能力強,無需事先確定干擾的分佈,能夠準確檢測局部放信號的信息,對于單一的放類型,可以確定放量的大小。
  4. Based on an analysis of the major factors affecting the quality of data obtained in aeroelectromagnetic survey, this paper has put forward zero horizontal drift correction methods such as field value standardization and phase check and correction, studied and developed a suite of techniques suited to data - processing and graphical representation for aeroelectromagnetic method

    摘要在分析探討影響航空磁測量數據質理主要因素的基礎上,提出了值標定,校驗改正等零水平漂移改正方,研究開發了一套適合航空數據處理與圖示的方技術。
  5. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面流作用於有限長鐵芯上的模型,引用了氣隙磁一維解,研究了單層繞組磁,奇數極半填槽雙層繞組在採用整距和短距時磁的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應機空載氣隙磁進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定壓下的瞬態分析,得到了轉矩,移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效計算了堵轉時的最大磁力並做實驗進行了驗證,由實驗測得了三流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  6. An automatic fault location method is proposed based on ftu after the circuit analysis of single line - to - ground fault in distribution networks

    通過對配網發生單接地故障后饋線的壓、流變化規律的分析,論文提出了基於饋線現監控終端ftu的故障點智能定
  7. In order to study on ultra short pulse precisely, some measurement methods are established, such as second order autocorrelation, frequency - resolved optical gating ( frog ), self ? referencing spectral phase interferometry for direct electric reconstruction ( spider )

    為了準確研究超短脈沖,長期以來,人們已經形成了二階自、頻率分辨光學開關( frog ) 、自參考光譜重建( spider )等測量方,並各具特點。
  8. At present the usual methods of liquid level measurement is mostly based on the measurement and transmission of electrical signals, so it brings inflammable and explosive problems. according to measurement requirement under the special circumstance, the author of this paper presents the oil tank monitoring system based on the optical fiber technology

    目前常用的液測量方大多以信號進行測量和傳輸,因而帶來了防燃防爆等問題。本文針對特殊工況下的測量現要求,提出基於光纖傳感技術的油罐監測系統,它與傳統的測量系統比,測量現完全無,可應用於易燃易爆合。
  9. It can be used in any complex environment, can locate all paths from transmitter to receiver which avoid redundant calculation, and it is a standard 3 - d forecast model ; in addition, it is a point to point ray tracing method based on specular theory which do n ' t carry out the receive test ; furthermore the model adopt the reverse arithmetic which exert the tree concept in data frame and establish a virtual fountain tree permanently, the proagmme can back - search the virtual fountain tree when it is running. these operation increase the calculate speed and it result in the higher receive efficiency and precision. the thesis design a programme to compare the prediction results based on ray tracing method of virtual fountain tree between the measurement results and prediction results based on the other transmittion models. the comparsion result indicate the new model is a better model

    它可應用於任何復雜的傳播環境中,能找到發射機到接收機之間的所有波傳播路徑而無須冗餘的計算,是一種準三維的預測模型;另外,從本質上講,它仍然是一種基於鏡像理論的點對點的射線跟蹤,所以它無須進行接收測試;而且由於採用了反向演算,運用數據結構中多叉樹的概念,先確定需要計算的置,找出所有能從源點到達點的射線,並且可一次性建立一個虛擬源樹,以後每次的計算只要通過對該樹進行後序遍歷即可,大大提高了運算速度,因而有較高的接收效率與精度。本文對該模型進行了應的模擬,並將其預測結果與實測結果以及基於cost231經驗性模型和基於強力射線跟蹤確定性模型的預測結果進行了比較,結果表明了該模型的優越性。
  10. After the discussion of the numerical simulation method based on the fdtd method and the pml technique, the motions of the charges and the electrical field lines were first employed to describe the radiation procedures of the pulse electromagnetic waves. then the causes of how the charges are accelerated and how the motion status of the charges are maintained were further studied from the angle of interaction of charge and field. after these analyses, it was pointed out that the pulse radiation is due to the suddenly occurred time - varying electrical field ( displacement current ) in the open space. this view was further evidenced by two examples : one is the partly resistance loaded antenna, the other is the partly curved antenna. the radiation procedures of the pulse electromagnetic waves of many different situations were simulated throughout this paper with the contours and waveforms of electric field given. these figures are very helpful to the understanding of the radiation mechanism of the pulse electromagnetic waves

    在討論了基於時域有限差分和完全匹配層技術的數值模擬方之後,首先從運動荷和力線的角度直觀地描述了脈沖磁波的輻射過程,然後進一步從互作用的角度分析了天線上荷是如何被加速以及如何維持其運動狀態的,指出了開放空間中突然出現的時變流)是脈沖磁波輻射的根本原因.文中還對局部阻加載的天線和局部彎曲的天線進行了研究,以進一步說明上述觀點.對多種情況下的脈沖輻射過程進行了數值模擬,並給出了的等高線和空間波形圖,這些圖形對理解脈沖磁波的輻射機理非常有益
  11. The resonance network is connected to the gate, then the output and input matching network is designed to satisfy the oscillation criteria. then harmonic balance method is used to analysize and optimize the output power and phase noise. to minimize the load pulling effect a buffer amplifier is designed to isolate the oscillator and the load

    本文在效應管fet柵極上加上諧振網路(諧振網路是通過cst模擬得到的,它是串聯反饋迴路,介質工作在te01模,對于其後的fet ,它又當於一個帶阻濾波器) ,然後設計輸入輸出匹配路,使路結構滿足起振條件,之後繼續用諧波平衡模擬和優化,使振蕩器輸出功率合適,噪聲很低。
  12. A coherent electromagnetic pulse in the range between the far - infrared and microwave region is used as a detection source. the amplitude of the wave is recorded by electro - optical or photoconductive sampling. after fast fourier transform, the amplitude and phase of the wave is given, then the complex refractive index standing for the absorption and dispersion of the material in thz region is extracted

    Thz ( 10 ~ ( 12 ) hz )時域光譜技術是20世紀90年代發展起來的一種新型的光譜測量技術,它使用頻率介於遠紅外和微波之間的磁輻射脈沖作為探測源,利用光取樣或光導取樣的方直接記錄thz輻射的振幅時間波形,通過傅立葉變換得到測量信號振幅和的光譜分佈,進而獲得材料在thz波段的復介常數,即色散及吸收等信息。
  13. The effect of field strength, initial phase, bunch shape and charge on electron beam transverse emittance is also explored by numeric simulation method

    利用數值模擬方研究了加速強、注入、束團大小、形狀、荷等因素對束流橫向發射度產生的影響。
  14. Abstract : first, the key magnet statuses and their pertinent mmf. position of exterior rotor brushless dc motor are described in this paper. second, the air - gap magnetic field and the armature reaction of the three - phase six - step exterior rotor brushless dc motor used in electrical bicycle are analyzed by means of mmf. vector, mmf. integration and magnetic field fem respectively. some valuable conclu - sions for designing this kind of motor are obtained

    文摘:給出了外轉子無刷直流動機的典型磁狀態及其對應的磁勢矢量置,並用磁勢矢量合成、磁勢積分的有限元方動自行車用三六狀態外轉子無刷直流動機的氣隙磁樞反應進行了詳盡的分析,從而得到有益於該種機設計的結論。
  15. 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移執行器的微移傳遞、感知一體化機構,應用彈性力學中的薄板彎曲理論、有限元方對其進行了設計、計算,並給出了應的撓度和應力解析式及分佈曲線;應用磁理論給出了超磁致伸縮棒內驅動磁的測量原理及磁感知功能的具體實現方,並利用執行器的磁感知功能對其驅動磁進行了實際測量,得出了驅動磁與線圈流之間的關系,並對其進行了分析和研究;對執行器內部的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。
  16. The solutions are derived through sde method introduced in the chapter, which are four differential equations of the electric field parameters, i. e., the wave curvature as, the spot size rs, the laser power p and the phase s

    源展開方的解是的四個參數的演化方程,即關于波前曲率、光斑半徑、振幅和的四個偏微分方程。
  17. Perfectly complementing her photo, which was placed at the back of the booth facing visitors. masters lecture videos were shown continuously on a tv screen while the fellow practitioners worked eagerly to accommodate visitors. all through the day the initiates got a warm reception from guests as wave after wave flowed in and out of the booth

    的兩側置立了師父的復制畫心花不謝和山竹果,與攤正後方的師父輝映,視螢幕上師父的音開示持續播放,加上大專同修的熱情宣揚,面十分熱絡,一波波人潮湧進湧出。
  18. In chapter 2, the actuator ' s design is addressed particularly, which concerns three main aspects : 1. the mechanical structure analysis and design ; 2. the electrical structure design ; 3. the driving method and control. chapter 2 also discusses the problems mentioned above deeply and systematically. specifically, in the mechanical structure, a new type of structure for heat compensation are presented and validated by relevant experiments

    浙江大學碩士學論文第三章是對gma的定性理論分析,論述了超磁致伸縮一機械轉換器的各利『模型,包括靜、動態特性及機械模型、磁模型等等,還就有限元、有限差分等數值計算方在gma研究中的應用作了理論探討,得出了一些關的磁分佈曲線。
  19. The principle of optical phase compensation a newmethod for measuring electrostatic field by means of pockels device

    光學補償原理和一種應用晶體測量靜的新方
  20. This method link amplitude adjust with phase adjust together, and perform coordinate control. by the simulation principle, the ct error compensation can be realized through operational amplifier, integrate circuit, fet, and other electronic component

    這種方流互感器的調整和幅值調整結合到一起,進行協調控制,運用模擬原理,並採用運算放大器,效應管等子器件實現了流互感器的誤差補償。
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