电抗器

When No.1 generator was put into the bus bar for work, the paralleling reactance was found burnt down.

在将 1 号发电机并入电网运行时，发现并车电抗器烧毁。

That is to place aparallel reactor carrying on the energy feed back outside the main circuit of the frequency converter.

为了实现变频控制系统在抽油机节能中的应用，设计实现了一种新的方法来解决目前抽油机变频器应用中存在的能量回馈问题，即在变频器主电路之外并联一个电抗器进行能量回馈。

For confirming the method's efficiency, the turn-off transient mathematical model based on the chopper circuit is developed according to the proposed mathematic model of the turn-off transient current through IGCT, in which the RC-snubbers of IGCT, the stray inductance of chopper circuit and DC-link choke are taken into accounts.

该文建立基于斩波电路的IGCT关断暂态特性的数学模型。该模型充分考虑IGCT阻容吸收回路、线路杂散电感及限流电抗器对IGCT关断暂态过电压的影响。

Furthermore, it is not worth to transmit reactive power for long distance. Control provided "on the way" in transmission line, connation nodes, distribution station and other points requires installation of capacitors or\and reactors.

此外， 远距离地传输无功功率是没有必要的，无功功率在传输线路，各个节点，配电站和其他需要安装电容或者电抗器的地方被人为地控制着。

Due to the discreteness of transformer taps and the switching of shunt capacitance/reactance banks, the rigorous reactive power optimization is the problem of Mixed-Integer Nonlinear Programming involving both discrete and continuous variables.

在电力系统无功优化过程中，由于有载调压变压器分接头的存在和补偿电容／电抗器分组投切的离散特性，使得严格意义上的无功优化问题成为一个离散变量和连续变量共存的混合整数非线性规划(Mixed-Integer Nonlinear Programming，MINLP)问题。

In order to avoid resonance produced by electrical parameter match and to control harmonic current enlargement,the effect of capacitor on it and the reasonable disposition of capacitor and reactor should be studie...

因此研究和分析谐波对电容器的危害，认识电容器对谐波电流的放大作用，合理地配置电容器和电抗器，以避免电气参数匹配发生谐振，控制其谐波电流放大具有重要意义。

The mechanical characteristics of air-core reactor under short-term current are computed and the distribution of electrodynamic forces is shown.

这种方法不需要事先指定对流系数，在空心电抗器设计开发阶段即可完成热性能分析，从而降低试验成本，缩短设计周期。

According to the complete geometric symmetry of the irons and windings, and the mirror symmetry during positive-negative operating-mode period, the expressions of current harmonics are derived, and the electromagnetic equitation are simplified. Based on this, the analytical calculation of flux density and the electromagnetic calculation of the reactor are performed.

根据两个铁心及绕组的结构完全对称以及它们工作状态在正负半周里呈镜像对称的特点，推导出电流谐波关系式，简化了本可控电抗器的电磁方程，并根据简化后的数学形式研究了其磁感应强度的解析计算，最终计算出了各项性能指标。

According to the instantaneous value of transmission line voltage, the current instantaneous values of shunt reactors and 17 equivalent circuit capacitance can be calculated.

由线路电压瞬时值分别实时计算出流入并联电抗器和流入线路Ⅱ型等值电路两侧电容的电流瞬时值，再从线路每侧电流除去这两部分电流，用得到的新电流瞬时值作常规采样值差动和故障分量采样值差动保护计算。

In this paper the impacting extent of equivalent inductances of transmission lines and transformers as well as that of high voltage shunt reactor on GIC level evaluation by DC equivalent model of power network are analyzed, and by means of simulation the impacts of transformer winding connection modes and structure of transformer cores on equivalent inductance of transformer are researched.

文章分析了线路等效电感、变压器等效电感和高压并联电抗器等效电感对采用电网直流等效模型评估GIC水平所产生误差的影响程度，通过仿真计算分析了变压器绕组联结组别和变压器铁心结构对变压器等效电感的影响，最后针对我国电网的特点，提出了用于评估超、特高压电网电磁感应电流水平的电网等效模型。

In her eyes, because that is the doorway toher heart * the place where love resides.

女人的漂亮必須從她的眼睛中去看，因為那是她心靈的窗戶和愛居住的地方

I will send some postcards to you.

我会向你发送一些明信片。