槽磁場 的英文怎麼說

中文拼音 [cáochǎng]
槽磁場 英文
slot field
  • : 名詞1 (盛牲口飼料或飲料等液體的器具) trough; manger (for water animal feed wine vat) 2 (兩邊...
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : 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] (...
  • 磁場 : [物理學] (傳遞運動電荷或電流之間相互作用的物理場) magnetic field
  1. Through cell ammeter and armature magnetomotive force, we qualitativly analyze that harmonic magnetiv field has influence on motor operating performance, it can ensure whether slot coordination suits well or not

    通過電流表和動勢圖定性地分析電機的諧波對電機運行性能的影響,由此確定電機所選配合是否合適。
  2. 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電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電流作用於有限長鐵芯上的模型,引用了氣隙一維解,研究了單層繞組,奇數極半填雙層繞組在採用整距和短距時的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,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,採用等效電路法計算了堵轉時的最大電力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  3. According to the topography and geomorphology, the abnormality of gravitation and magnetic field, characteristics of crust structure and the environment of lithospheric dynamics in the northwestern of the south china sea, the seismic profiles were explained across the yinggehai basin and xisha trough

    摘要本文根據南海西北部殼體的地形地貌、重異常和地殼結構特徵和巖石圈動力學環境,對穿過鶯歌海盆地和西沙海的地震剖面進行解釋。
  4. In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm

    本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎,重新設計了以dsp為控制核心的控制系統,主要解決原系統存在的以下問題: ( 1 ) pc機既要實時控制數據的採集與發送,又要進行圖像的后處理,整個系統的實時性難以達到要求; ( 2 )隨著spm功能的擴展,一方面包括輕敲式原子力顯微鏡、電力、力、掃描容顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能,另一方面也意味著自動控制量的增加和數據處理量的增加; ( 3 ) 16位a d 、 d a都採用的是購買的板卡,也通過isa插在pc機內,成本高,不利於擴展; ( 4 )另外,數字板通過isa插在pc機內,易受于擾,而且給安裝帶來不便。
  5. Based on the analytic analysis of the linear synchronous motor ’ s layered model, the paper deducted the composing of air gap magnetic fields and the analytic expression of levitating and advancing force. these results provide theoretic guidance not only for the analysis and measurement of the vehicle ’ s air - gap magnetic fields but also for the eatablishment of the

    採用各向異性介質近似模擬齒區域,並引入定子和轉子等效電流層的概念,建立了直線同步電機的分層模型,在此基礎上得到了氣隙的組成以及懸浮力和推力的解析表達式,為氣隙的分析和測量以及列車運動情況下電力軟測量模型的建立提供了理論指導。
  6. The integral method is adopted caculate and analyze to amf three - dimension distruction which is the structure of coil type four - pole and the structure of coil type double - pole and study the size of two kind of electrode structure axial magnetic flux density distribution and its fielduniformity. the finite - element method is used simulate that eddy current has effect on amf when contact tray of douple - pole amf structure is slotted or no

    本文採用積分方法對本文設計的線圈式兩極縱向觸頭結構和線圈式四級縱向觸頭結構的縱向三維分佈進行了計算分析。研究了電弧燃燒期間兩種觸頭結構縱向強度的大小、均勻性,利用有限元法模擬線圈式兩極縱向觸頭結構的觸頭盤開和不開時渦流對縱向的影響。
  7. Considering the relations between idle load characteristics and armature winding parameters of the salient pole propulsive synchronous motor ( spsm ) with its structure, stator tooth and magnetic saturation, the analysis of numerical method for the back electromotive force calculation of spsm is given under various exciting current values

    摘要針對凸極式同步推進電機的空載特性及其繞組參數與電機結構、定轉子齒飽和等緊密相關的問題,分析了在不同勵電流下同步推進電機相反電勢的數值計算方法,提出了採用電機能量微動法計算相繞組的參數,並對一臺十二相同步推進電機的繞組參數及其空載特性進行了計算和測量。
  8. A linear theory of rbwo with inner - slot coaxial structure is analyzed detailedly, and the equation of dispersive relation is deduced and computered numerically. 4. particle simulation is used in rbwo respective with coaxial and partial structure. in the simulation, the output parameters of rbwo such as phasespace, contour, vector, voltage, current, output power, interaction efficiency and microwave radiation

    4 .對同軸和偏心返波管分別進行了粒子模擬,通過改變電壓、電流、電子注位置、等參數來觀察返波管加了內開前後相位空間、等位線、矢量、電壓、電流、輸出功率、工作頻率的變化。
  9. The non - ideal bemf waveform of bldcm is often caused by two facts. one is that the platform width of bemf waveform is less than 120 ; the other is the cogging harmonics existed in the bemf waveform

    非理想反電動勢波形的無刷直流電機有兩種情況,一種是反電動勢的梯形波的平頂寬度小於120 ;一種是由於分佈受齒的影響,反電動勢存在齒諧波,使其波形發生畸變。
  10. Abstract : it was deduced that the shapes of magnetic particle indicationsof point - type defects on workpiece surface depended on the resistance of carrier medium, and their dimensions depended on the volume of the defect equivalent cuboid, the magnetising characters of workpieces and magnetic particles, the strength of magnetic field, the lengths and sections of magnetic particles and the resistance character of carrier medium

    文摘:推斷出工件表面點狀缺陷痕的形狀取決于粉載體的介質阻尼力,痕大小取決于缺陷等效長方的體積、工件和粉材料的化特性、強度、粉長度和橫截面積以及載體介質的阻尼特性等。
  11. The general situation and progress of magnetic dipole theoryresearch during recent twenty years in china were introduced briefly including magnetic dipole ; linear and strip magnetic dipoles of finite lengths ; magnetic force on a magnetic particle ; the effect of magnetizing field orientation on the revelation of defect by magnetic particles ; longitudinal magnetization of rod, tube and cuboid steel ; the relationship between the slot depth in a workpiece and magnetic leakage field ; the cause of stray magnetic pattern along base apex edges of a workpiece magnetized circumferentially ; the analytic expression for the magnetic leakage fields inside and outside the slot on the cylindrical surface of a disc ; and the effect of a needle - like magnetic medium on the magnetic force between two point magnetic charges

    簡述20年來中國無損檢測中偶板子理論研究的概況和進展,主要介紹偶極子,有限長偶極線和極帶,粉顆粒的受力,方向對粉顯現缺陷的影響,棒料、管材和方鋼的縱向化,工件表面溝深度對其引起漏的影響,周向化時工件底棱上的雜亂顯示成因,圓盤邊緣柱面上溝內外漏的解析表達式和針狀介質對兩個點荷間力的影響等。
  12. According to the theory of electromagnetic fields and temperature fields, the distribution of electromagnetic fields and temperature fields of the large salient synchronous generator with fractional stator slot are calculated and analyzed by the finite element method ( fem ) in this paper

    本文根據電理論,從耦合的弱耦合角度首先計算了定子具有分數繞組的大型水輪發電機的電,並分析了電和溫度的耦合關系,進而得出電機內的溫度分佈。
  13. It can still decrease influence of the eddy current greatly while contace surface of coil type double - pole amf structure is not need to be slotted, so it can also decrease surplus axial magnetic field when the current is at zero and axial magnetic field hysteresis time

    線圈式兩極縱向觸頭結構的觸頭表面不需開仍能大大降低了渦流的影響,因此也減小了電流零點時的殘余縱向和縱向滯后時間。
  14. Abstract : the general situation and progress of magnetic dipole theoryresearch during recent twenty years in china were introduced briefly including magnetic dipole ; linear and strip magnetic dipoles of finite lengths ; magnetic force on a magnetic particle ; the effect of magnetizing field orientation on the revelation of defect by magnetic particles ; longitudinal magnetization of rod, tube and cuboid steel ; the relationship between the slot depth in a workpiece and magnetic leakage field ; the cause of stray magnetic pattern along base apex edges of a workpiece magnetized circumferentially ; the analytic expression for the magnetic leakage fields inside and outside the slot on the cylindrical surface of a disc ; and the effect of a needle - like magnetic medium on the magnetic force between two point magnetic charges

    文摘:簡述20年來中國無損檢測中偶板子理論研究的概況和進展,主要介紹偶極子,有限長偶極線和極帶,粉顆粒的受力,方向對粉顯現缺陷的影響,棒料、管材和方鋼的縱向化,工件表面溝深度對其引起漏的影響,周向化時工件底棱上的雜亂顯示成因,圓盤邊緣柱面上溝內外漏的解析表達式和針狀介質對兩個點荷間力的影響等。
  15. The first, the effect of the sizes of coupling slots in a coupling double gap cavity on the cavity characteristics is studied through simulation computation of three dimensions electromagnetic field and analysis of equivalent lumped element circuit. it is concluded by the research that, in lower frequency band, bigger coupling slots in a coupling double gap cavity are beneficial to raising the characteristic impedance and lowering the frequency of it mode

    第一,採用三維電模擬計算方法和集中元件等效電路法研究了耦合雙間隙腔中耦合尺寸對諧振腔性能如何影響等問題,得出了重要結論:在較低頻率波段,耦合雙間隙腔中開大耦合有利於提高模的特性阻抗,降低模頻率。
  16. According to the theory of electromagnetic fields, the large salient synchronous generator with fractional stator slot are calculated and analyzed by the finite element method ( fem ) in this paper. the fourier analysis method is applied to decompose the air gap magnetic density into the basic spatial component and a series of harmonic components and wave shape eigen coefficient of air gap magnetic field are calculated

    本文根據電理論,從耦合的弱耦合角度首先計算了定子具有分數繞組的大型水輪發電機的電,採用付立葉諧波分析的方法把氣隙密分解為空間基波和一系列諧波,進而計算出氣隙波形特徵系數。
  17. Abstract the simulation software uses the formidable function of vc + + 6. 0, and can simulative calculates and analyses some fields ( such as electric field, magnetic field and thermal field ) of bus duct and enclosed bus

    摘要本模擬軟體利用vc + + 6 . 0軟體的強大功能,對母線和封閉母線的各種域(電、溫度)進行模擬分析和計算。
  18. In order to compare the influence between different shapes of iron core, two kinds of iron core of ring type and ring slotting type are designed in this paper

    本文為了比較不同形狀的鐵芯對縱向的影響,設計了圓環型和圓環開型兩種鐵芯。
  19. The calculation to the eddy current on the contact surface and axial magnetic field of contact surface and center surface of contact gap are carried out while the current is at zero. after the iron core of ring type is put in, the eddy current on the contact surface will be increased, the axial magnetic field that the eddy current creates will be also increased

    對電流過零時觸頭表面的渦流和觸頭表面及觸頭間隙中心平面上的縱向進行了計算,加入圓環型鐵芯后觸頭表面的渦流增大,渦流產生的縱向增大,在鐵芯中開后渦流的平均水平降低,縱向平均值降低。
  20. The hysteresis time of the axial magnetic field in the structure without iron core when the current is at zero is shortest. after the iron core is put into, the hysteresis time will be increased greatly, but if iron core is slotted, the hysteresis time will be decreased

    最後計算了電流過零時的縱向滯后時間,無鐵芯結構縱向滯后時間最短,加入鐵芯后滯后時間明顯增大,在鐵芯中開可使滯后時間縮短。
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