涡流损耗

Also, the motor's heat loss conditions include the copper loss, eddy current loss and hysteresis loss had been discussed.

文中并对线性马达运行时产生的热损耗条件包含铜损耗和涡流与迟滞产生的铁损耗做计算探讨。

The distribution and time evolution of the eddy current losses are also discussed in this paper.

文中给出涡流损耗的分布及其随时间变化情况。

Because it is difficult to measure the rotor eddy current losses, there is no appropriate experimental verification method for the calculation method.

但由于转子涡流损耗测量困难，目前还没有一种准确的实验验证方法。

With this understanding, the techniques for reducing the winding loss are researched to conclude that the effectiveness of the techniques depends on the magnetic field constitutes in winding window.

据此机制，研究了减小其线圈涡流损耗的方法，指出该方法的有效性取决于线圈窗口磁场的构成。

In new structure, magnetic field in winding window area is distributed more uniform than that of simple lumped air-gap structure, resulting in reduction of AC winding loss greatly.

新结构通过在开集中气隙的高磁导率磁芯柱与线圈间加入低磁导率磁材料，为电感器的磁压分布构造一辅助磁路，进而使电感器线圈窗口内的磁场分布均匀化，大大减小了线圈涡流损耗。

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 m...

给出了合理的线圈结构参数，提出了在超磁致伸缩材料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。

Eddy current losses are inner thermogenesis of temperature field governing equations.

转子鼓温度场控制方程的内热源是用涡流损耗计算的。

A single D-shaped toroidal field magnet coil will be tested for large and expensive magnets systems before assembling them in the toroidal configuration.

超导磁体中变化的磁场被分解切向和法向两个分量，通过将超导线分为适当单元可求出磁场两个分量产生的涡流损耗。

Rotor loss reduces the power efficiency and demagnetizes the magnets.

转子涡流损耗使电机的效率下降并能引起转子永磁体的退磁。

The three dimensional nonlinear eddy current field and the loss of the tie plate is analyzed in a three-phase, load-ratio voltage transformer, SFSZL7-31500/110, produced by the Baoding Tianwei Group Company Limited using the presented E-E-ψ method.

应用本文提出的E-E-ψ法对保定天威集团生产的SFSZL7-31500/110有载调压变压器的三维漏磁场及铁心拉板的涡流损耗进行数值分析。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。