electromagnetic flux 中文意思是什麼

electromagnetic flux 解釋
電磁通量
  • electromagnetic : adj. 電磁的。
  • flux : n 1 流,流出;流動。2 漲潮。3 不斷的變動,波動。4 【物理學】流量,通量,電通量,磁通量。5 熔解,...
  1. From the model, we can solve and gain the values and change orders of charging current, charging voltage, discharging current, discharging voltage and inductive current. after that, the electromagnetic fields can be created from two circuits " currents, and their magnetic rector and flux can be simulated from ansys solver

    用ansys multiphysics模塊求解出充電電流、充電電壓、放電電流、放電電壓和感應電流以及這些參數隨時間變化的規律:然後利用兩個迴路的電流耦合出電磁場,並模擬出磁矢量、磁通密度。
  2. The experiments include also two part, one is experiment of electromagnetic valve ' s flux character, the other is experiment of exhaust character

    通過測定電磁閥流量特性來控制二甲醚摻燒比例,通過測量柴油機的排放特性來確定二甲醚摻燒比例。
  3. Firstly, when the 10kv high pressure motor start up, the rate of false action caused by automatic switch protector ( asp ) will raise dramatically ; secondly, at moment of on / off switch, great electromagnetic flux induced in the asp cause damage

    一是在10kv高壓電機的啟動時,高爆保護器的誤動作率明顯提高;二是在分合閘瞬間,較大的電磁影響甚至造成了保護器的損壞。
  4. Induction heater is the main part of the electromagnetic induction heating, it determines the heating efficiency and power distribution. this article designs and analyzes the induction heater and magnetic flux field concentrator

    感應器是電磁感應加熱的重要部分,對感應加熱的效率和能量分佈起決定性作用,磁通集中器的設計直接關繫到系統加熱效率。
  5. Maxwell ' s equations conserve certain properties ? the magnetic field intensity, the electric displacement field and the poynting vector that describes the electric flux of an electromagnetic field

    麥克斯韋方程中有某些特性是恆定不變的磁場強度、電位移場以及描述電磁場電通量的坡印廷矢量。
  6. The main conclusions are as follows : first of all, applying the conception of flux lines to the theory of electromagnetic field makes abstract electrostatic field visible and intuitive

    主要內容和結論可歸納如下:首先,電磁場理論由於引入了力線的概念,從而使得非常抽象的靜電場獲得了形象化的直觀表達。
  7. And the subroutine is developed to add the periodic condition in the commercial 3d fem software. 3d electromagnetic field analysis is done to analyze the magnetic flux distribution in the tfpm. base on the field analysis, the mathematical model is given

    採用簡化的三維電磁場計算方法對橫向磁通永磁電機內部磁通分佈進行了研究,計算了各部分的磁通密度分佈和漏磁通的走向,得到了電機的空載漏磁系數及空載反電動勢以及主要的漏磁通分量。
  8. To get a tiny - current high - precision current transformer avoiding electromagnetic susceptible 、 performance instability 、 short life of electronic ones, studies high - precision passive current sensor with single - turn cored structure by reducing its secondary turns. based on the zero - flux current transformer principle, propose a passive zero - flux compensation method and deduced it. designs a current transformer with 500 turns based on this method

    本文研究了零磁通電流互感器原理,提出了一種無源零磁通電流互感器的方法,推導了它的工作原理,設計了基於該原理的500匝電流互感器,通過校驗發現它的比差和角差特性都比普通電流互感器有了很大的改善,並達到了比較高的精度。
  9. According to magnetic medium following the theories, such as ferromagnetics, electromagnetic field, electrodynamics and so on, and linking the characteristics of driving of giant magnetostrictive materials, a control model and driving approach, which one to one correspondence with magnetostriction, are founded. the theory analysis and experimental study demonstrate that the control accuracy of giant magnetostrictive materials can be effectively improved, if using this control model and control approach of giant magnetostriction materials on account of flux density

    通過理論分析和實驗研究表明:這種基於磁感應強度的超磁致伸縮材料的控制模型和控制方法,可有效地提高超磁致伸縮材料的控制精度;研製了具有驅動磁場和微位移感知功能的磁場與位移感知型超磁致伸微位移執行器,並提出了適用於此種執行器的設計理論和方法。
  10. Analysis of 3d electromagnetic field in transverse flux permanent magnet motor

    橫向磁通永磁電機的三維電磁場分析
  11. The above results can afford a valuable reference for the structure design of the electromagnetic pump with great flux

    以上研究結果為大流量直流電磁泵的結構設計提供了有益的參考。
  12. In this paper, several key technique related to the exploitation and design of the direct current electromagnetic pump with great flux are studied ; in order to prove the feasibility of the direct current electromagnetic pump with great flux, the simulative experiment are proceeded

    本文研究了與人流量直流電磁泵研製設計有關的兒項關鍵技術,並進行了雙聯直流電磁泵的可行性模擬實驗研究。
  13. In dtc system, the concept of space vector is introduced to analyze and control the ac motor, the electromagnetic torque and flux are calculated and controlled in the stationary coordinate, and the optimal pwm gating signals are generated to control the inverter to acquire high dynamic torque according to the output of the bang - bang regulators

    直接轉矩控制採用空間矢量的概念來分析三相異步交流電動機的數學模型和各物理量,直接在靜止坐標系下計算與控制交流電動機轉矩和磁鏈,藉助于離散的兩點式調節產生pwm信號,直接對逆變器的開關狀態進行最佳控制,以獲得轉矩的高動態性能。
  14. Finally, the wave equation of the electromagnetic field of this kind damper is derived from the maxwell ' s equation. the magnetic flux density at the boundary is assumed to be harmonic, so the analytical result of the wave equation is solved. when the rotor rotates, eddy currents flowing inside the conducting material field are caused

    最後,應用ahrens的電磁軸承簡化模型,從maxwell方程出發推導了應用於本文所述的被動式電磁阻尼器的波動方程,並用傅立葉級數把矩形磁場展開的諧變磁場作為磁場的邊界條件,通過求解波動方程得到磁場的解析解,從而計算了阻尼器對轉子的電磁力和由渦流引起的切向力產生的阻尼器附加功耗。
  15. The relation between the dimensions and performance studied in this paper. the orientation to obtain better performance is given. from the electromagnetic field calculation, it finds out that the flux leakage in the side surface is large. under this direction, a additional magnetic motive force is given against the flux leakage

    通過對橫向磁通永磁電機的電磁場分析計算,發現橫向磁通永磁電機轉子端面漏磁通占漏磁通比例很大,在計算結果的指導下採取了在漏磁通磁路中提供一個與漏磁磁勢相反的磁勢的方法來降低漏磁通取得了預期效果。
  16. Abstract : one of the unsolved problems of the high power application of high temperature superconductors is how to lower the energy dissipation induced by flux motion. due to the extremely high anisotropy, small coherence length and weak pinning potential, the mixed state phase diagram which is tightly related to the flux dynamics becomes very complicated. a brief account is given of the field induced crossover of criticalities of energy dissipation, which has been observed in our recent sensitive electromagnetic measurement

    文摘:高溫超導體在強電方面應用的關鍵問題是如何克服磁通運動所造成的能量損耗.由於存在極強的各向異性、短的相干長度和小的磁通釘扎勢,因此與磁通運動緊密相關的混合態相圖變得很復雜.文章綜述了根據一系列靈敏的電磁測量所觀察到的磁場誘導的能量耗散行為的轉變
  17. Firstly, the dissertation has analyzed the relationship between electromagnetic force and air gap, and obtained fitting formula of force and flux density using computed results

    本文首先分析了電磁力與懸浮氣隙磁場之間的關系,並利用計算結果得出了懸浮力與氣隙磁通密度的擬合公式。
  18. Secondly, the adopted motor control method - - direct torque control is introduced. then, the initial flux linkage establishing and the electromagnetic torque ripples are analyzed

    然後,介紹了本文所採用的電機控制方法? ?直接轉矩控制,並分析了傳統直接轉矩的初始磁鏈建立問題和電磁轉矩脈動問題。
  19. However flux leakage is really exist, calculation through formular analytic method has more error, so electromagnetic field analysis is made by using finite element method ( fem ) in ansys7. 1 / multiphysics and ansys / emag programs. typical quantities of interest in a magnetic analysis are available such as magnetic flux density, magnetic field intensity, magnetic forces, power loss and flux leakage in the system of magnetic levitation. then gain the current in the coil which control levitation gap when the stage is stable

    由於存在漏磁,用公式的解析法計算有很大的誤差,因此本文採用有限元法( fem )來計算磁懸浮系統磁場分佈,從而計算磁力,通過用ansys7 . 1軟體進行有限元電磁場分析計算,得到平臺穩定懸浮時電磁線圈所需電流、懸浮氣隙等控制參數,由於設計的磁懸浮系統為非軸對稱結構,採用2d磁場分析有一定的誤差,而採用3d電磁場分析更接近實際。
  20. The application of cygnal singal controller to intelligent electromagnetic flux sensor

    單片機在智能化傳感器中的應用
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