air gap field 中文意思是什麼

air gap field 解釋
空氣隙磁場
  • air : n 1 空氣,大氣。2 天空,空中。3 微風,和風。4 態度,樣子,風度,氣派;〈pl 〉高傲的架子。5 傳播,...
  • gap : n 1 (墻壁、籬笆等的)裂口,裂縫;豁口,缺口。 【軍事】突破口。2 (意見的)齟齬,分歧;隔閡,距離...
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils

    其次,為全面了解這種新型電磁電機的電磁特性和動力特性,本文從電機磁場的基本方程及其邊界條件出發,應用無旋磁場的標量磁位概念,建立了端面搖擺式電磁微電機內部磁場的數學模型,並以此為基礎,詳細分析了電機氣隙磁場的各方面性質,對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。
  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,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,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磁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. The air - gap harmonic magnetic field and its effect on the iron losses are analyzed ; then the design rules to reduce the harmonics and the iron losses are presented ; at last, the sine or approximate sine air - gap magnetic field is constructed with non - homogenous air - gap, and the non - homogeneous air - gap function is presented

    第三部分對永磁同步電動機的氣隙磁場進行了理論分析和電磁場數值計算,分析了永磁同步電動機氣隙諧波磁場的特點和不同轉子結構尺寸對氣隙諧波的影響,提出了削弱氣隙諧波磁場減小損耗的措施。
  4. Influence of end effect on air gap magnetic field, thrust is dwelt on, and the relationship between end effect force and structure parameters of motor is stated

    首先,理論分析了直線感應電機邊端效應對氣隙磁場、推力的影響及電機結構參數與邊端效應力之間的關系。
  5. With this axial symmetric quasi - 3d model, the gas - flow field in such a wedge - shape air - gap is studied, the phenomena about taylor vortex in such a narrow wedge - shape air - gap is illuminated and the so caused gas - flow in axial direction is explained

    採用準三維軸對稱的計算模型,對楔形氣隙的流場進行了研究,驗證了高速旋轉情況下,環形間隙流場中充滿taylor渦流的現象及相關規律。
  6. The analysis and study on the dynamic efficiency of pmsm performing under the various loads. the influence of machine ' s parameters on dynamic efficiency and dynamic power factor is studied ; this has significant meaning for design of pmsm applied in the various load fields. the theoretical analysis and fem calculation fo air - gap magnetic field of pmsm is done

    在建立永磁同步電動機dq軸數學模型時,考慮了電機的鐵耗和雜散損耗,提高了模擬計算的精度,根據實測的負載變化情況,對永磁同步電動機的動態性能進行模擬,並研究分析了電機各參量對其動態平均效率和動態平均功率因數的影響,總結出變化規律。
  7. The existence of air gaps will inevitably distort strongly electrical field distribution and cause to a significant voltage drop across the gap, which causes severely non - uniform electrical field near the icicle top

    運行和試驗研究表明,絕緣子串在運行電壓或試驗電壓下覆冰時其高壓端總是存在空氣間隙。
  8. 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電動機的典型磁狀態及其對應的磁勢矢量位置,並用磁勢矢量合成法、磁勢積分法及電磁場的有限元方法對電動自行車用三相六狀態外轉子無刷直流電動機的氣隙磁場及電樞反應進行了詳盡的分析,從而得到有益於該種電機設計的結論。
  9. Due to 12 / 8 poles doubly salient permanent magnet motor, planar finite element method ( fea ) is applied to analyze the magnetic field inside the motor. and a series of static characteristics are investigated, such as field distribution, air gap magnetic density, field flux, inductance, static torque

    針對12 / 8極永磁式雙凸極電機,採用二維平面有限元法對電機內磁場進行分析計算,研究了電機磁場分佈、氣隙磁密、繞組磁鏈、繞組電感、靜態轉矩等一系列電機靜態特性。
  10. If balanced three - phase current flow through these three - phase distributed windings, a rotating magnetic field of constant amplitude and speed will be produced in the air gap and will induce current in the rotor circuit to produce torque

    如果平衡型三相電流流經這三相分散式繞組,將在氣隙中產生振幅及速度穩定的旋轉磁場,並會誘發電流在轉子迴路產生轉矩。
  11. The gas - flow in the annular cross section is study, and it is clarified that in such a physical model when rotor is rotating at high speed, the nature - flow is restrained by rotating - flow, so the actual 3d gas - flow field in the wedge - shape air - gap can be simplified to an axial symmetric quasi - 3d gas - flow field

    通過對環形橫截面內二維氣隙流場的研究,說明在本文研究問題中,旋轉流對自然流具有強烈的抑制作用,從而將實際上的三維流場簡化為軸對稱準三維流場進行研究。
  12. If it reaches a critical value of about three million volts per meter, called the breakdown field, the air becomes a conductor and a discharge occurs : current bridges the gap

    一旦達到每公尺約300萬伏特這個臨界值(稱為崩潰電場) ,空氣即成為導體並開始放電電流連系了空氣的間隙。
  13. 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

    本文根據電磁場理論,從耦合場的弱耦合角度首先計算了定子具有分數槽繞組的大型水輪發電機的電磁場,採用付立葉諧波分析的方法把氣隙磁密分解為空間基波和一系列諧波,進而計算出氣隙磁場波形特徵系數。
  14. Through analyzing the air gap magnetic field, stray loss on the surface of rotor can be worked out and moreover temperature field distribution in rotor can be obtained

    通過對氣隙磁場的分析可以計算出轉子表面損耗,進而計算出轉子的溫度場分佈。在場的計算中,討論了轉子匝間絕緣對電磁場及溫度場的影響。
  15. In order to realize flux feedback control, the request of air gap flux density measurement is studied. using the 3d magnetic field analysis software, how and where to install the magnetic field sensors have been discussed. then two magnetic fields measuring methods have been chosen : the hall effects measurement and the electromagnetic induction method

    為實現磁通反饋控制,分析了懸浮磁場對磁通密度測量的要求,利用三維磁場分析軟體對磁場測量元件的安裝方式與安裝位置進行了分析,選擇了兩種磁場測量方法:霍爾效應法與電磁感應法,並分別設計了測量及信號放大、濾波電路,實現了懸浮磁場的測量。
  16. In single magnet modeling, from the air gap magnetic - flux density, single magnet linear model which take the flux density as the state variable is obtained, and used the fitting formula which the magnetic field analysis had obtained to revise the model parameters

    在對單鐵的建模中,從氣隙磁通密度的角度出發,得到了以磁通密度為狀態變量的單鐵線性模型,並採用磁場分析得出的擬合公式修正了模型參數。
  17. The motor ' s magnetic field is analyzed with finite element method ( fem ) by ansys software. the emf and electro - magnetic torque are calculated with path method base on the air gap magnetic flux density ( b )

    運用有限元分析軟體ansys對電機內部磁場進行模擬分析,得出電機內部磁場磁密及磁場強度分佈情況,在此基礎上運用路徑法對電樞反電動勢、電磁轉矩等電磁參數進行了分析計算。
  18. Based on the national high technology project named “ the study of the magnetic levitation vehicle ’ s electromagnetic field ”, this paper made analytic and numerical analysis of the ems high - speed magnetic levitation vehicle ’ s electromagnetic systems, designed the automatic magnetic fields measurement system for high - speed magnetic levitation vehicles and applied it to measure the air - gap magnetic fields of the ems high - speed magnetic levitation vehicle ’ s experimental system. the paper also studied the soft measurement technology of the high - speed magnetic levitation vehicle ’ s electromagnetic forces when it is moving

    本文以國家863項目「車輛電磁場研究」為背景,對常導型高速磁浮列車的電磁系統進行了解析分析與模擬分析,設計了高速磁浮列車三維磁場自動測量系統,應用該系統對常導型高速磁浮列車實驗系統的氣隙磁場進行了高精度測量,並對列車運行情況下電磁力的軟測量技術進行了研究。
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