Soft transient control reduces inrush current and audio noise.
软瞬态浪涌电流控制和降低音频噪声。
At present, there are some methods of identifying inrush current.
目前已有多种识别励磁涌流的方法。
The water - inrush possibility during mining depth coal layer is assessed.
评价了肥城煤田深部开采底板突水的可能性。
Using grouting to stop water inrush recovers normal natural ventilation system.
通过采取注浆堵水措施，恢复了正常自然通风系统。
Programmable soft-start can eliminate the inrush current when this converter starts up.
具有可编程的软启动功能，可以避免启动时的电感电流过冲；
The new principles and means of distinguishing inrush in the past few years are summarized.
总结了近年来出现的实现变压器保护的新原理和新的识别方法。
Therefore, it is great meaning to research the influences of fault to water inrush in floor.
因此，研究断层在底板突水过程中的作用影响，意义重大。
The merits and demerits of the distinguishing inrush using voltage and current are researched.
分析了综合利用电压和电流量的励磁涌流识别判据的优缺点。
In chapter six, two novel methods of distinguishing magnetizing inrush current have been studied.
第六章研究了两种鉴别变压器励磁涌流的新方法。
The water-inrush from floor inundates Working face 51101W in Liangzhuang coal mine, Xinwen Mining Group.
新汶矿业集团良庄煤矿51101W工作面因底板突水导致工作面被淹。
The system has realized not only inquiring for water resource of inrush, but also spatial classification.
该系统不但实现了突水水源的点查询，还实现了突水空间分区。
After analyzing the phenomenon of magnetizing inrush current and theory limitations of differential protection.
本文分析了变压器的励磁涌流现象以及变压器差动保护还存在的理论缺陷。
This paper introduces the design of a Coriolis mass flowmeter for the on-line monitoring of water inrush in mine.
介绍了一种实时在线矿井突水监测科氏力质量流量计的设计。
The results showed that RBF NN can distinguish magnetizing inrush currents from internal fault currents correctly.
结果表明：RBF神经网络可以正确地区分励磁涌流和短路电流。
In this paper, a new method of identifying magnetizing inrush currents based on features of flux locus is presented.
本文提出了一种基于磁通轨迹特征的变压器励磁涌流识别方法。
This paper studied the mechanism of water-inrush and water-inrush prediction of 19th coalbed floor on Panxi coalmine.
本文对潘西煤矿19煤底板突水机理及预测预报进行了研究。
It has an important significance to correctly identify mine water quality types in order to judge water inrush sources.
正确识别矿井水质类型对于判断突水水源具有重要的意义。
Then for excitation inrush current distinguishing, another adaptive algorithm based on voltage increment is put forward.
另外，对于励磁涌流的判别，提出一种基于电压开关量的自适应算法。
Unreasonable selection of dead time can make inverting components to produce higher inrush voltage and current and even damaged.
死区时间选择的不合理会使逆变器件产生过高的浪涌电压和电流甚至损坏。
A new algorithm by use of quadratic polynomial is proposed to reconstruct inrush, and the corresponding sampling rate is determined.
提出了用二次多项式重构励磁涌流的新算法，并确定了相应的采样率。
It is found that the two parameters aren't influenced by external fault and magnetizing inrush current, which ensures good selectivity.
理论上分析可以得到，这两个参数不受外部故障和励磁涌流的影响，因此具有很好的选择性。
The scheme gets rid of the influence of excitation inrush current and avoids the difficulty to get internal parameters of transformers.
该保护方案摆脱了励磁涌流的影响，并且避开了变压器难以得到的内部参数。
According to the model, applying the cusp catastrophic theory the mechanics mechanism of water inrush is analyzed from key stratum of floor.
根据这一模型，应用尖点突变原理分析了承压水底板关键层失稳突水的力学机制。
After an external fault of transformer is cleared, the transient flux may enter into the saturation region, and a recovery inrush may be produced.
变压器外部故障切除后，暂态磁通可能超过变压器铁心的饱和点，从而产生一定的恢复性涌流。
It widens the applied scope of grey system clustering evaluation and provides a new scientific method for forecasting water inrush in the coal mine.
该方法在煤矿突水中的应用进一步拓宽了灰色聚类理论的应用范围，并为煤矿突水的准确预报提供了一种新的方法。
Based on grille fractal and self-adaptive morphological filter, a novel approach to identify inrush current and internal fault current is presented.
提出了一种基于网格分形和自适应形态滤波器识别励磁涌流与内部故障电流的新方法。
Based on different characteristics of transient signals between the short circuit current and the inrush current, the transformer protection method is proposed.
在比较励磁涌流和故障电流形成暂态信号各自特点的基础上，提出了一种变压器保护新方案。
Base on the back ground of Dafosi mine project, the key strata theory and cusp catastrophe theory was applied to analyze the mine water inrush mechanism from roof.
以大佛寺煤矿工程为背景，运用关键层理论与尖点突变理论分析了采场顶板透水的发生机理，认为基岩关键层突发性破断失稳是顶板突水的诱因。
This paper reviewed the theories and methods on water inrush from coal floor from two facets that is the theories of water inrush and methods of coal floor destroy.
本文从煤层底板突水研究理论、煤层底板破坏研究方法两个方面对煤层底板突水研究的理论和方法进行评述。
The factors that affect the inrush are analyzed. The influence on the inrush of the differential protection is investigated and the saturation of CT is studied as well.
进一步推导得出了影响恢复性涌流大小的因素，研究了各种状态下涌流对差动保护的影响以及CT饱和的作用。
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