通过采用并联电抗器可降低前述的电压升高。
These voltages can be reduced by the application of shunt reactors.
干式空心并联电抗器在运行中曾发生多起烧损事故。
The burn-out accident occurred several times in operation of dry type hollow shunt reactor.
提出了基于负序功率方向的并联电抗器匝间故障保护原理。
The paper proposes a novel shunt reactors turn-to-turn fault protection that is based on negative-sequence power direction theory.
介绍了几种可控型并联电抗器的工作原理并分析了其优缺点。
Working principles for some kinds of controllable shunt reactor are introduced, and their advantages and shortcomings are analyzed.
超高压并联电抗器保护装置已通过全面的静态测试和动模试验的验证。
The protection device for UHV line shunt reactor has been verified by static simulation experiment and dynamic simulation experiment.
并联电抗器可以降低线路的稳态电容电流,但对故障暂态电容电流的作用不明显。
Shunt reactors can reduce the steady capacitive current but have unobvious effect on fault transient current.
通过干式空心并联电抗器的现场原型动力试验,得到该电抗器各方向的自功率谱曲线。
The auto power spectrum curves of the dry parallel reactor are obtained from the prototype dynamic test.
给出了各种补偿方式下并联电抗器参数选择方法和中性点小电抗的最大耐受电压计算方法。
The selection of shunt reactor parameters and the most withstand voltage calculation of neutral point small reactor are discussed for different compensation modes.
因此,超高压并联电抗器的安全稳定运行对整个电力系统的安全稳定起着至关重要的作用。
So the safe operation and stability of shunt reactors play an important role in the safety and stability of the whole electric power system.
针对带并联电抗器的超高压输电线路,提出一种单相自适应重合闸永久性故障识别的新方法。
A novel method of identifying permanent fault for single-phase adaptive reclosure in transmission lines with shunt reactors is proposed.
因此,研究和开发高性能的超高压并联电抗器保护装置具有重要的现实意义和广阔的应用前景。
Therefore, it is of great necessity and significance to develop more advanced protection device for UHV line shunt reactor.
由于并联电抗器两侧的电流发生变化,传统的行波差动保护无法应用于带并联电抗器的输电线路。
Because of the current on the shunt reactor, traditional traveling wave differential protection cannot be applied to transmission line with shunt reactor.
为利于故障点灭弧,提高单相重合闸的成功率,一般采用并联电抗器加中性点电抗器的接线方式。
The connection of shunt reactor and neutral reactor is normally used to extinguish arc and to ensure success of autoreclosure.
同时,根据并联电抗器的故障特征和类型,对超高压并联电抗器的保护原理配置进行了分析说明。
According to the fault types of UHV line shunt reactor, the protective principles scheme is analyzed detailedly.
文章着重介绍了该项目的自适应重合闸的原理及保护配置,并对带并联电抗器的电压判据作了改进。
The principles and protection disposition of adaptive reclosing are introduced emphatically, and the voltage criterion with shunt reactor has been made improvement.
常规并联电抗器固定接入超高压输电系统,不能保证各种运行方式下系统输送能力和母线的稳态电压。
Routine shunt reactor fixed on the EHV transmission system can not guarantee the transmission capability and steady state voltage of system under different operation modes.
讨论了空载线路在电容效应下产生的工频过电压,并对并联电抗器抑制工频过电压的作用进行了理论分析。
The power frequency overvoltage of unloaded line because of the capacity effect is studied, and the effect of eliminating power frequency overvoltage using shunt reactors is analyzed.
在分析带并联电抗器输电线路单相故障特点的基础之上,提出一种利用参数识别原理的单相自适应重合闸永久性故障识别方法。
For transmission lines with two shunt reactors, this paper presents a novel method of identifying permanent faults for single-phase auto-reclosure.
特高压长线路可能在线路中间接入并联电抗器,从而有效补偿线路电容电流,抑制空载线路过电压。提出了在特高压长线路中间带并联电抗器时的线路分相电流差动保护原理。
Shunt reactor could be installed in the middle segment of the UHV transmission line, in order to compensate capacitive current of transmission line and limit over-voltage of line without load.
为此,提出了一种由并联有源滤波器和串联平波电抗器组成的混合有源滤波系统。
This paper presents a hybrid active filter system, which consisted of shunt active filter and series smoothing reactor.
支路电抗、电流和功率等参数的计算是多并联支路型可控电抗器分析设计的关键。
It is the key-point that the branch-parameters, such as reactances, currents, power and etc., are calculated for the controllable reactor of multiply parallel branch type.
研究多并联支路型可控电抗器的工作模式是设计制造多并联支路型可控电抗器的基础。
Investigating the operation mode is the foundation of design and manufacture of a controllable reactor with multiple parallel branches.
并联电容器组与电抗器串联具有滤波功能,同时也会与系统发生并联谐振。
Shunt capacitor bank in series with inductance can filter harmonic while resulting in parallel resonance.
研制了一种新型数控立式绕线机用于并联空心电抗器的制造,具有自动绕线、倒线、浸胶、缠纱等多种功能。
A new type of nc vertical winding machine is developed for the manufacturing of air core shunt reactor, which has the function of winding conductor and glass yarn automatically.
用这种优化设计的判据可以设计出质优、价廉的多层并联空心电抗器,产生了很好的经济效益。
With the criterion, high quality and low price multi-layer air reactor can be designed to bring out good economic benefits.
采用分段映射和傅立叶级数的分析方法对并联型可控饱和电抗器的谐波特性进行了详细分析。
This paper proposes an ontology mapping model based on fragment mapping, which decomposes ontology, and then does fragment mapping.
采用分段映射和傅立叶级数的分析方法对并联型可控饱和电抗器的谐波特性进行了详细分析。
This paper proposes an ontology mapping model based on fragment mapping, which decomposes ontology, and then does fragment mapping.
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