涡流损耗

进一步，在考虑涡流损耗和附加损耗的基础上，给出了动态磁化时的能量守恒方程，使得提出的J-A修正理论可拓展描述铁磁材料的动态磁化特性。

Then , in consideration of the eddy current loss and additional loss , the energy equation is developed , the modified J-A theory can describe the dynamic magnetized characteristics of magnetic material .

用180°畴壁移的反常涡流损耗理论模型做了解释。

Explanation is given for this behaviour with a Theoretical model of the anomalous eddy current loss caused by the wall displacement in the 180 ?

GIS设备的涡流损耗及其造成的局部过热问题是GIS设备设计计算中的一个关键问题。

The eddy current loss and the local overheating problem in the GIS equipment is a very important problem .

导出了转动涡流损耗反常系数ηr的表达式；

Thence an expression has been derived for the anomaly coefficient η r of the eddy current loss due to rotation .

根据模拟的B／H特性曲线求出主磁滞回线和小磁滞回线的面积，从而计算出空载损耗实测值中的磁滞损耗和涡流损耗分量。

Major and minor loop areas are computed from simulated B / H characteristics and thereby the hysteresis and eddy current components of the measured no-load loss are calcu1ated .

设计和制作了硅集成电感，采用常规的硅工艺，在衬底形成间隔的pn结隔离来减少硅衬底的涡流损耗。

Integrated Inductors on silicon were designed and fabricated , and a method was applied to reduce the silicon substrate eddy currents .

在考虑趋肤效应、涡流损耗等高频电磁场效应对电感Q值的影响后，获得了微机械电感的简化电学模型，得到了具有较高Q值电感的优化结构。

A simplified electrical model is used to study the influence of high frequency magnetic fields on the parasitical resistance , including the eddy effect and skin effect .

仿真验证表明，在自谐振频率（self-resonantfrequency）范围内片上集成电感衬底损耗主要是涡流损耗。

The simulation shows that , under inductor self-resonant frequency ( serf ), substrate loss is mainly caused by eddy current loss .

HT-7U装置环向场线圈涡流损耗分析

Analysis of eddy current losses in the toroidal field coils of the HT-7U tokamak

运用Maxwell方程推导出涡电流在导体内分布情况，指出减少涡流损耗的途径。

The paper gires the distribution of eddy current in conductor by applying the Maxwell equation and introduces the ways to reducing the loss of eddy current .

精密加工过程中旋转曲面温度在线监测的方法有：红外测温仪测温、CCD热像仪测温、红外传送信号的接触测量、温敏电容及涡流损耗测温。

During precision machining process , some methods of on-line measuring temperature for revolving curved surface of non-same temperature were described such as infrared thermometry , CCD , contact measurement of infrared signal , temperature-sensing capacitance and eddy wastage .

表明30K温区多芯带材Ag基中的涡流损耗和芯间的耦合损耗不可忽略。

In addition , the AC losses are nonlinear with frequency , Which shows that at the eddy losses in Ag matrix and coupling losses between filaments are not negligible 30K .

文章分析了由等离子体电流和真空室感应电流在HT－7U装置环向场超导磁体中产生的涡流损耗。

The eddy current losses in the toroidal field superconducting magnet of the HT-7U tokamak , produced by plasma current and the eddy currents on the vacuum vessel , are analyzed .

给出了合理的线圈结构参数，提出了在超磁致伸缩材料（GMM）棒两端安装高磁导率的软磁体和减少GMM棒涡流损耗的设计方案，并忽略了气隙的影响。

The appropriate coil structure parameters were presented , and an optimized design scheme was proposed in which pure iron with high magnetic permeability was attached to both ends of the giant magnetostrictive material ( GMM ) to reduce loss .

本文以一台200MW的空冷汽轮发电机为例，对其端部涡流损耗和绕组环流损耗进行了深入研究。

Taking an air-cooled turbogenerator of 200 MW as an example , the eddy current losses in the end structures and circulating current losses in stator bars are studied profoundly .

选取气隙宽度为30mm时计算电磁场的磁场强度、电感和涡流损耗，所得结果与实验测量值完全吻合，验证了模拟计算的可靠性。

Then magnetic intensity , induction and eddy current loss were also computed when the span was 30 mm . The results agree with the experimental measurements , which proves the effectiveness and feasibility of this method .

AAAC导线是一种性能优良的导线，它与同截面钢芯铝绞线相比载流量高1%，无磁滞和涡流损耗。

Being a kind of conductor with good performance , AAAC conductor has 1 % higher current capacity and no magnetic lag and turbulent loss , compared to the aluminum-cable steel-reinforced conductor of the same section .

使用约旦分离方法对两种成分的纳米晶软磁合金在低频（低于1MHz）弱场（低于3.184A·m-1）条件下进行损耗分析，分别计算出涡流损耗系数、磁滞损耗系数和剩余损耗系数。

The magnetic loss coefficients of hysteresis , eddy current and surplus for the alloys under the condition of low frequency ( < 1 MHz ) and weak magnetic fields (≤ 3.184 A · m-1 ) were calculated by the method of Jordan separation .

实心转子电磁轴承涡流损耗分析

Eddy current loss analysis in radial magnetic bearings with solid rotor

粘结巨磁致伸缩颗粒复合材料的磁致伸缩性能及涡流损耗

Magnetostriction and eddy current loss of bonded giant magnetostrictive particle composites

变压器线圈涡流损耗的混合算法

The Calculation of Eddy Current Losses in Power Transformer Windings

无槽电机电枢绕组中的涡流损耗

Eddy - current loss in armature winding of slotless motor

永磁同步电机转子永磁体内涡流损耗密度的计算

Calculation of eddy current loss density distribution in permanent magnet of PMSM

基于有限元法的电机铁心涡流损耗分析

Analyzing Eddy Current Losses in Motor Cores Based on FEM

大型变压器线圈涡流损耗分析

A Research of Eddy-Current Loss in Large Transformer 's Windings

变压器漏磁场及箱体涡流损耗计算

Computation of Leakage Magnetic Field and Tank Eddy Current Loss of Transformer

表贴式永磁同步电机转子涡流损耗解析计算

Analytical calculation of rotor eddy current losses of surface-mounted PMSM

一种高频环形磁芯涡流损耗的解析计算方法

Analytical computation of eddy current power loss in toroidal cores

电力电子变流器中涡流损耗的一种算法

A Algorithm for the Eddy Current Loss in the Power Electronic Converter

你如何预防变压器中的涡流损耗？

Okay , how do you prevent eddy currents in a transformer ?