查询词典 eddy

Fig.6 Percentage of the eddy current loss vs. frequency

磁密增大时涡流损耗在总损耗中所占的比率也是在增大。

The change and the distribution of magnetic field in magnetic core are described with system state equations of magnetic switch and Jiles-Atherton model so that whole operation of magnetic switch and its application circuit can be obtained, meanwhile total loss, eddy current loss and magnetic hysteresis loss of magnetic switch can be calculated.

利用磁开关的系统状态方程和Jiles-Atherton磁滞回线模型描述磁芯中磁场的变化和分布，从而得到磁开关及其应用电路的整体工作特性，同时计算出磁开关的总损耗、涡流损耗和磁滞损耗。

Therefore except for the hysteretic losses, it is necessary to consider the eddy current loss and coupling loss in application of HTS tapes at temperature regions near 4. 2K and 30K.

因此，在4.2K和30K温区高温超导带材的应用中除了磁滞损耗外，必须考虑涡流损耗和耦合损耗的影响。

The design started from the expression of the current producing the pulsed magnetic field, and was based on the following principles: low eddy current loss, small capacitive energy storage and large quality factor. The optimization method of the storage capacitor and charging voltage of the field producing system was presented.

从产生脉冲磁场的电流表达式出发，根据涡流损耗不能太大、品质因数要高和电容储能要小的原则，给出了脉冲磁场产生系统的储能电容和充电电压的优化设计方法。

Based on the Jiles-Atherton model, the dynamic hysteresis loss model of the transformer core considering the classic eddy current loss and abnormal loss is developed, which is suitable for all the reasonable coefficient of reversible magnetization and adopting the flux density as entry variable.

该文在Jiles-Atherton基本磁滞模型的基础上，从能量平衡原理出发，考虑铁心在交流状态下的涡流损耗和异常损耗，建立了合理可逆磁化系数条件下，以磁通密度作为输入量的铁心动态磁滞损耗模型。

Compared with rare-earths and their alloys, the perovskite-type manganese oxides exhibit higher chemical stability, higher resistivity that favors a lower value of eddy current loss and lower cost, and would be more suitable candidates for magnetic refrigerants at high temperature, especially the potential for application near room temperature.

与稀土以及稀土-过渡金属的合金比较，钙钛矿锰氧化物具有较高的电阻率有利于降低涡流损耗，以及较低的价格，因而这类材料有可能是高温，特别是室温磁制冷的较好候选者。

Coil short circuit/mechanical endurance, magnetic field and coil eddy current loss, it's possible

阻抗计算、线圈短路机械耐力、磁界、线圈涡流损失之电脑解析程式验证应用，可确实掌握变压

This is the sum of the hysteresis loss factor, eddy current loss factor and residual loss factor.

式中 tan 〥 h 为磁滞损耗因数， tan 〥 e 为涡流损耗因数， tan 〥 r 为剩余损耗因数

Fuze ; electromagnetic induction setting ; circuit model ; eddy current loss

引信； 电磁感应装定；电路模型；涡流损耗

Analytical results indicate that AC magnetic field should be below the penetration magnetic field of superconducting tape and frequency of magnetic field should be low (200Hz)enough in order to reduce the influence of eddy current loss in metal matrix and coupling loss among superconducting filaments and the matrix.

在测量过程中交变磁场必须低于带材穿透磁场；磁场需要保持在低频（200Hz以下）以减少基材的涡流损耗和超导芯间的耦合损耗对测量损耗电压的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。