eddy currents 中文意思是什麼
eddy currents
解釋
渦電流-
Because of their general circulatory nature, these are referred to as eddy currents.
因為它們的這一環流性質，故稱之為渦流。 -
Potholes are developed in the solid rock of the bed by pebbles and boulders swirling around in eddy currents.
堅固的巖石床由於旋渦中盤旋的卵石和巨礫形成很多鍋穴。 -
Fem analysis of the internal magnetic field and inductance of cylindrical conductor by accounting for the skin effect and eddy currents
考慮趨膚效應和渦流效應的柱形導體內部磁場和內部電感的有限元分析 -
A novel method for reducing the substrate - rated losses of integrated spiral inductors is presented. the method is that directly forming pn junction isolation in the si substrate to block the eddy currents induced by spiral inductors. the substrate pn junction can be realized in standard silicon technologies without additional processing steps
提出了一種新的方法來減小硅襯底損耗提高集成電感的q值：在硅襯底形成間隔的pn結隔離以阻止渦流減少損耗，這種方法工藝簡單且與常規硅集成電路工藝兼容。 -
The interaction between the eddy currents and the field therefore will brake the action on the disk.
於是，渦流與磁場之間的相互作用對圓盤產生一種制動作用。 -
The distributing patterns of the eulerian residual currents of the four major tide constituents ( i. e. m2, s2, ol and kl ) imply that fine - grained sediment transport over the central mud of the northern yellow sea is weak. the eulerian residual currents of kl and s2 respectively form an anti - clockwise eddy near the coastal mud - deposit area of northern shandong peninsula, which may increase the deposition rate of mud
各分潮歐拉余流總的分佈趨勢表明北黃海中部泥區細顆粒沉積物輸運的量值很小， k1和s2分潮歐拉余流各自在山東半島北側近岸泥質區形成的順時針渦漩可能促進了該處的泥質沉積。 -
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。 -
The mathematical model of non - linear transient magnetic field excited by voltage source is established in this paper. it coupled with electric circuit equation and mechanical motion equation, could solve the transient problem excited by voltage source, and the effect of the eddy currents, non - linearity in magnetic materials and mechanical motion of medium is taken into account
文中建立了電壓源激磁下的非線性瞬態磁場的數學模型，通過把瞬態磁場方程、電路方程及機械運動方程耦合在一起，得出求解電壓源激磁下，考慮鐵磁材料的非線性、導電媒質的渦流及媒質機械運動等條件下的瞬態過程問題。 -
In this paper, the electromagnetic problems of the passive feedback coils that restrain the vertical displacement of plasma in fusion device is discussed and the induced currents on the passive feedback coils, the eddy currents magnetic field and the electrical parameters of coils are also analyzed
本文研究了聚變裝置中用於抑制等離子體垂直位移的被動反饋線圈電磁問題，分析了被動反饋線圈感應電流分佈、渦流磁場及線圈電氣參數等問題。 -
As the aluminium cans are carried over this drum by a conveyer belt, the magnetic field from the rotor induces circulating electric currents, called eddy currents, within them
當鋁罐被傳送帶運輸到了轉鼓之上時，轉子內的磁場就會在其內部引起循環電流的產生，也稱渦電流。 -
The paper proves that in the 2d non - linear case, the coulomb gauge is been meet naturally. in the paper, the second - order isoparametric fem is adopted in the non - linear transient magnetic field simulating excited by current source and the results of transient field and static field solved by the second - order isoparametric and linear fem are compared and analyzed, besides, the effect of the eddy currents in the magnetic materials of the different conductivity is analyzed, it is obtained that the magnetic material of high magnetic conductivity and low loss should be chosen in designing of pma
文中採用二次等參元有限元法推導出在電流源激磁下的非線性瞬態磁場的計算方法和編制了相應的計算程序，並採用二次等參元有限元法和雙線性有限元法分別對瞬態場和靜態場進行了計算，並對計算結果進行了誤差分析，此外，還對不同電導率的導磁材料中渦流產生的影響進行了分析，得到結論設計永磁操動機構時，應選擇導磁性能好，損耗低的導磁材料。 -
Skin effect is the tendency for alternating current to flow near the sruface of the conductor in lieu of flowing in a manner as to utilize the entire cross - sectional area of the conductor. this phenomenon causes the resistance of the conductor to increase. the magnetic field associated with the current in the conductor causes eddy currents near the center of the conductor which opposes the flow of the main current near the center of the conductor. the main current flow is forced further to the surface as the frequency of the alternating current increase
表面疚是指交流電流較傾向于導體的表面傳導而非流經整個導體截面的趨勢，這些現象會造成導體的電阻提高，與導體中的電流有關的磁場在導體中心部位產生過電流而阻礙了中心部位的主要電流，當交流電的頻率增加時，主要電流的流向會進一步被推擠到導體表面。 -
The horizontal field and the eddy current losses produced by the eddy currents are also solved
本文同時給出了感應電流產生的水平場的大小以及其產生的渦流損耗的大小。 -
On the basis of producing the mathematical model of calculating the induced currents on the passive feedback coils, the distribution and variation of the induced currents and the eddy currents magnetic field are given by numerical calculation. these conclusions are necessary to study the vertical unstability of plasma and design the coils
在建立求解被動導電板感應電流數學模型的基礎上，通過數值計算，給出了感應電流的分佈和變化情況，同時對渦流磁場的分佈和變化也給出詳細的計算結果，這些結論對研究等離子體垂直不穩定性和線圈的設計是必需的。
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