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The reversely connected FETs allow both short circuits to be prevented in the energise mode and allow the coil to be rapidly switched off.

反向连接的FET防止在激励模式中的两个短路,并允许线圈快速关断。

According to the mechanism of producing transformer excitation surge current caused by saturation of transformer core, the paper put forward a kind of method to discriminate excitation surge current and short-circuit current adopting calculation of equivalent instant excitation inductance average value.

从变压器励磁涌流的产生是由于变压器铁心饱和这一原理出发,提出了一种利用计算等效瞬时励磁电感平均值来区分励磁涌流与短路电流的方法。

The Forward Biased SOA curve applies to linear operation in Class A or Class B or during short circuit, which can be considered an extreme case of Class B operation.

远期偏颇国家海洋局曲线适用于直线运行在A级或B级或期间短路,这是可以考虑的是一个极端的例子为B级。

For example 1.7× rating of the fuse,or at short circuit if neither a load nor a protective device is specified

例如1.7倍额定值的保险丝,或是倘若负荷和保护设备都没确定时的出现了短路。

It generates very high current which causes heating of the cells and may cause electrolyte leakage, gassing or explosion that are very dangerous.

短路会产生很高的电流而使电池发热以及电解液泄漏,产生有毒气体或爆炸是非常危险的。

The Influences of EHV grid on the short circuit current and reactive compensation in Fujian power grid and the opening of electromagenetically coupled power loop of 1 000 kV and 500 kV are discussed.

分析了特高压电网对福建电网短路电流和无功补偿的影响以及1 000 kV/500 kV电磁环网的解环等问题。

In the analysis of internal faults of electric machine, the limits on the ideal electric machine have to be broken.

回顾了发电机内部短路研究的发展状况,阐述了大型汽轮和水轮发电机内部故障研究的最新进展和新问题。

The design of incomer line, bus couple and main bus was introduced in detail.

详细介绍了开关柜的进线、母联和主母线的设计,阐述了母线免遭短路故障设计方法及负载分配原则。

Also, a calculation model for instantaneous branch current is proposed, and is verified by examples.

提出了计算电力系统任意时刻分支短路电流的计算模型,并通过实例验证了算法的正确性。

Based on the wavelet and multi-resolution theory, a new method is proposed to construct the protection judgment to discriminate the inrush current and internal fault by the ratio of high frequency segments in different scales of the energy spectrum.

基于小波多分辨率分析理论,提出了一种以能量变化率的比值作为判据,区分变压器励磁涌流和内部短路电流的新方法—小波能量谱图解法。

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推荐网络例句

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作:对伸臂位于顶部的单层框架—筒体模型进行分析,提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。

Its advantage is that it can be used in smaller units.

其优点在于可以在较小的单位中应用。