磁化曲線 的英文怎麼說

中文拼音 [huàxiàn]
磁化曲線 英文
b h curve
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. The tem shows lots of nano silica particles circumfuse on the surface of the micro fe particles after the micro fe coated by silica. the sem analysis shows the same result. the vsm shows the micro fe particles have almost no remnant magnetism and coesive. the saturation magnetization decrease with the feed content of teos remenant magnetization and coesive are little

    隨著teos的投料的增加,材料飽和強度呈下降趨勢,微米粒子磁化曲線通過原點,表面包裹后,剩與矯頑力變很小對于微米鐵粉,其疇變較快,沒有剩與矯頑力。
  2. Realizing method of magnetization curve on dc electromotor

    直流電動機磁化曲線的實現方法
  3. Test method for d - c magnetic properties of materials using ring and permeameter procedures with d - c electronic hysteresigraphs

    使用d - c電子記錄儀響鈴和導儀程序的材料的d - c特性測試方法
  4. This paper studies the derivation of a qualitative description for the magnetization curve of saturable magnetic materials

    摘要本文針對飽和性材料,推導其磁化曲線的定性描述。
  5. The effect on display characteristic made by thermal deformations of the shadow mask is comprehensively investigated. by using the electron beam distribution automatic measurement system with a micro - deflective coil, a concave spot in luminance distribution can be get. it changes its position when the shadow mask changes its form

    本文系統全面地分析了傳統蔭罩的各類熱變形對顯示屏特性的影響,利用本文研製的電子束亮度分佈自動測試系統,附加一個微偏轉場,使相鄰兩電子束打在同一顏色的熒光粉條,並形成一個亮度凹點,當蔭罩變形時,凹點位置作相應的位移,以此原理跟蹤測量凹點位移量,即可得到色純漂移動態變
  6. 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,引用了氣隙場一維解,研究了單層繞組場,奇數極半填槽雙層繞組在採用整距和短距時場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直感應電機空載氣隙場進行了靜態分析,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。
  7. The variation curve of the giant - magnetoresistance with the change of the thickness of the ferromagnetic layer, a, usually shows a maximum

    電阻隨鐵層厚度a的變通常顯示一個最大值。
  8. By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion

    由此得出結論,在非場計算中:採用迭代法的情況下,在各迭代循環之間進行導率修正時,一個欠鬆弛迭代過程是必需的;對永體中的等效電流修正時可以不作欠鬆弛迭代;在純鐵的磁化曲線上指定某一個固定的感應強度為飽和值,會使得插值求出的導率在該飽和值附近有一突變,這一突變對計算結果中場分佈變的光滑性稍有影響。在微波管系統設計中,由於微波管路比較復雜,作者認為體的工作點並不能很好地反映體的工作狀態,而採用平均能積為衡量體工作狀態的標準更加符合微波管系統的實際情況;要表示系統設計好壞的程度,則用能利用的效率為標準更好。
  9. Meanwhile the method of calculating the maximum and minimum inductance is programmed in visual c + + 6. 0 language. and an software which can check the characteristics of model srm only by the structure and magnetic field results is provided. the software has an interactive face that make the calculation direct

    採用visualc + + 6 . 0語言編制了計算最大和最小電感的磁化曲線的計算程序,並開發了一個利用srm幾何尺寸和場計算結果核算電機性能參數的軟體,軟體採用互動式用戶界面,使計算直觀
  10. Firstly, in the magnetic field varying from 0mt to 1200mt, we have tested the faraday rotation angle of the three kinds of crystals. at different aspects such as nonlinear aspects, the influence on rotation angle caused by coating the crystals and inclining them the experiment has been finished. and the experiment achieved the following results : 1

    從faraday效應的致非性特徵、鍍增透膜對faraday旋光角的影響、晶體傾斜對旋光角的影響三個有關旋光角的方面進行了實驗,得出: 1 、 faraday旋轉隨外場變的非性變; 2 、鍍增透膜前後晶體旋光角的變比較; 3 、晶體傾斜前後旋光角變比較
  11. The indirect method is taken to measure it and the first step of which is getting the magnetizing curve under different temperature, next fit of the getting data to function m ( h, t ), at last the needed result can be calculated through m ( h, t )

    本文採用間接測量法,首先用vsm測量樣品在不同溫度下的磁化曲線,然後對數據進行擬和求出函數m ( t , h ) ,最後對m ( t , h )進行處理找出所要的結果。
  12. Several influence factors to result plasma drift in hainan were analyzed. in this paper the characteristics of ionospheric parameters variation were analyzed systematically and some new results in storm - time such as seasonal behaviors were obtained ; it is the first time to investigate the ionospheric drift behavior in hainan and some new results was obtained, the relationships between each two plasma drift velocity components in storm time in hainan were found and the electric filed variation in hainan ionosphere also was obtained ; the results also show that there are big differences of the ionosphere parameters bo and bl obtained from the data with that obtained from the iri - 2001 applied for hainan ; a new phenomena was found during a strong magnetic storm, that a layer with very strong electron density and density grad was found during the recovery phase of the storm, its horizontal scale is beyond 100km and temporal scale is about 2 hours, this phenomena repeated 3 times continuously. a type of negative disturbance in high and low latitude but positive disturbance in east - asia also has been found

    本文較為系統地給出了海南地區電離層的參數變特徵,特別是得到了一些暴時與以往不同的季節特性;第一次給出了海南地區的電離層等離子體漂移特徵,發現等離子體漂移暴時擾動在三個方向上有內在的聯系,得到了電場變;研究結果還表明海南電離層的半厚指數和形狀參數等與國際參考電離層iri - 2001存在很大差別;通過對強擾動事件期間的參數變特性分析發現,在暴恢復相期間海南地區電離層底部存在一個電子密度非常大的高密度區,高密度區底部電子密度梯度隨高度急劇增加,該區域的水平尺度可達100公里以上時間尺度約為2小時,連續出現過三次,這是一個在海南從來未發現的新現象;研究還發現了暴時東亞地區電離層擾動會出現高低緯負相而中緯正相的現象。
  13. The method is proved to be a practical way of implementation with expected precision. a new type device is presented to measurement of the magnetic properties of the single sheet, after a detailed account of the parameter of magnetic characteristic and relevant measurement

    在詳細介紹性材料的特性的相關參量,及交流磁化曲線滯回的測量方法和損耗的測量方法后,提出對于龜機鐵芯性能測試不僅要進行整體測試,應在疊鉚前對單片硅鋼片測試。
  14. An example is demonstrated to illustrate the qualitative modeling procedure of the magnetization curve

    文中以一實例說明磁化曲線定性模型的推導過程。
  15. From a set of numerical input - output data, a fuzzy model, which is a collection of fuzzy if - then rules for describing the studied system, is first constructed for the magnetization curve

    針對輸入輸出數據資料,首先建立由模糊若… ,則…法則所組成的模糊模型,來描述所研究的磁化曲線
  16. This test system can apply to two kinds of measurements. one is the automatic measurement of the core loss for the different core of the same type under the same amplitude of the magnetic flux density ; the other is the automatic measurement of the alternate magnetization curve and the core loss curve for the core

    本測試系統主要進行以下兩方面的測試,一是在同一個b _ m下對同一型號的不同電機鐵芯進行鐵損測試;二是對電機鐵芯的交流磁化曲線和鐵損的自動測試。
  17. With summarizing and describing systematically the fundamental principles and research developments of electromagnetic field in the motor, finite element analyses ( fea ) of electromagnetic field of engineering, the switched reluctance motor ( srm ), and iron losses of motor cores, taking the common four - phase, 8 / 6 - pole srm as the object of study, this paper analyses, calculates, and then simulates the electromagnetic field in the srm using 2d finite element method, and obtains the - i - characteristics as the magnetization curve of the srm with the data derived from the results of fea

    本文在系統地總結和描述電機內的電場、工程電場有限元分析、開關阻電機(簡稱sr電機)以及電機鐵心損耗基本理論和研究進展動態的基礎上,以常見的四相8 6極電機作為分析對象,進行sr電機場二維有限元分析與計算,對電機內場進行了模擬,並通過有限元計算所得有關數據獲得- i -形式的sr電機磁化曲線
  18. Finally, to meet the fact, the paper also analyses a new drive scheme theoretically, in which the switched reluctance motor with y winding connection is excited by three wires. this paper woks over the calculation of switched reluctance motor magnetization curve and its analysis of static performance. the torque ripple reduction is the emphases

    本文對開關阻電機磁化曲線的計算、穩態性能分析、轉矩脈動的減小,提出了相應的解決方法,對于開關阻電機的性能分析、實時控制、新型驅動和開發研製都有一定的理論和應用價值。
  19. A procedure consisting of a fuzzy clustering method and a rule processing algorithm is then employed for processing the constructed fuzzy modeling rules to extract the qualitative properties of the curve

    接下來,利用一套包括模糊聚類以及法則處理的演算程式,將已建立的模糊模型法則加以處理,以提取出磁化曲線的定性性質。
  20. A new fitting method for magnetic curve based on support vector machine in transformer emulation is presented. the method is applied

    摘要提出了在變壓器模型模擬中採用支持向量機進行磁化曲線擬合的新方法,並進行了應用。
分享友人