The equivalent damp resistance changes with the variety of the tap of arc-suppression.
但是,当消弧线圈工作于不同的抽头时,其等效阻尼电阻将发生变化。
A new measurement and control system of automatic arc-suppression device was introduced.
介绍了一种自动消弧装置的新型测控系统。
Based on it's working principle, we determine the arc-suppression coil with magnetic bias methods.
依据偏磁式消弧线圈的工作原理,确定了偏磁式消弧线圈的控制方法。
It is applied to active control of the entire compensation arc-suppression harmonic current detection and gets good results.
提出了一种新的基于模糊控制理论的变步长自适应算法,将其应用于有源全补偿消弧控制的谐波电流检测中,得到很好的效果。
Generator neutral ground methods include non-ground, low impedance ground, high impedance ground and arc-suppression coil ground.
发电机中性点运行方式有中性点不接地、小阻抗接地、高阻抗接地、消弧线圈接地。
The realization of a novel arc-suppression device is brought forward and the hardware and software designs of its controller are presented.
提出了一种新型消弧装置的实现方法,给出了消弧装置控制器的硬件设计方案和软件流程图。
The principle of arc-suppression coil with three phases and five columns , and theory of power frequency extinguishing arcing were introduced.
介绍了三相五柱式消弧线圈的工作原理,单相电弧接地过电压的工频熄弧理论。
The precise tuning of the arc-suppression coil can be realized on the basis of the precise value of the tuning-off degree and the capacitive current.
在准确测量脱谐度和电容电流的基础上,可实现对消弧线圈的精确调谐。
With the way of connecting damp resistor to the secondary assistant winding of arc-suppression, the question of easily destroyed damp resistor is solved.
通过消弧线圈二次辅助绕组接入阻尼电阻的方法解决了阻尼电阻易损坏的问题。
Based on the detailed analysis of the various automatic tuning principle of the arc-suppression coil, a tuning method of the magnetic bias ASC is acquired.
在对消弧线圈的各种自动调谐原理系统分析的基础上,确定了适用于偏磁式消弧线圈的调谐方法。
Based on the detailed analysis of the various automatic tuning principle of the arc-suppression coil (ASC), a tuning method of the magnetic bias ASC is acquired.
在对消弧线圈的各种自动调谐原理系统分析的基础上,确定了适用于偏磁式消弧线圈的调谐方法。依据偏磁式消弧线圈的工作原理,确定了偏磁式消弧线圈的控制方法。
The DSP realizes functions of sampling, PI regulation, communication and so on to digitally control the excitation current of arc-suppression coil with magnetic bias.
DSP主要完成采样、PI调节和通信等,实现偏磁式消弧线圈励磁电流的数字控制。
Non-ground neutral system and arc-suppression-coil-ground neutral system are called non-direct ground neutral system that is widely used in power distribution system.
中性点不接地系统和中性点经消弧线圈接地系统统称为中性点不直接接地系统,广泛应用于铁路配电系统中。
Field test results and application experience show that thyristor-controlled arc-suppression coils are of quick response, small residual current and good service effects.
现场试验结果及使用经验表明,晶闸管调节消弧线圈响应速度快、残流小,实际运用效果良好。
An incorporate device of automatic arc-suppression coil and grounding fault line selection based on modularity structure was developed to improve its reliability and flexibility.
为提高可靠性和使用的灵活性,开发了一种模块化结构的自动消弧线圈及接地选线成套装置,给出了二者的硬件设计和接地故障子程序设计。
At last, the characteristics of capacitor tuning arc-suppression reactor are summarized, which draws a conclusion that capacitor-tuning arc-suppression coil has a good application prospect.
最后总结了调容式自动消弧线圈的特点,得出调容式自动消弧线圈是一种比较有前景的补偿装置的结论。
Precisely measuring and tracing is a precondition and basis of arc-suppression coil with automatic tuning accurately compensating system capacitive current and efficiently quenching ground arc.
精确的测量和跟踪是自动调谐式消弧线圈精确地补偿系统电容电流、有效地熄灭接地点电弧的前提和基础。
It is pointed out that the proper adjustment of arc suppression coil and coordination of system parameters may reduce the setting values and improve the running reliability.
通过计算及试验指出,合理调整消弧线圈与系统参数的配合,可以降低保护定值,提高运行可靠性。
A new structure of arc - suppression coil with magnetic bias and its control method is presented.
提出了一种新结构的偏磁式消弧线圈及其控制方法。
The core structure of the arc suppression coil is improved to solve the nonlinearity of voltage with zero-excitation. The harm of ferro-resonance is thus reduced.
同时,通过改变消弧线圈铁芯结构,解决了在零励磁情况下电感的非线性问题,减少了铁磁谐振对电网造成的危害;
The arc suppression coil with three phases and five columns can achieve automatic trace and compensation for ground fault capacitive current of power system by the method of rectifying i.
介绍了三相五柱式消弧线圈及其自动跟踪补偿原理,该消弧线圈在结构上突破了传统消弧线圈的模式,将传统的接地变压器和消弧线圈有机地结合成一个整体。
The abnormal phenomenon of long time higher neutral voltage shift in a substation is analyzed, which is grounded through arc suppression coil.
针对变电所消弧线圈接地系统在正常运行情况下中性点位移电压长时间偏高现象,进行了分析。
The new arc suppression coil control system consists of line selection device and automatic tuning device which communicate by CAN bus.
新型消弧线圈控制系统采用选线装置和调谐装置两套装置共同组成,两套装置通过CAN 总线进行通信。
Aim at an-arc suppression reactor earthing power system, we design a suit of microcomputer system for compensating single-phase earthing current and selecting line.
针对中性点经消弧线圈接地的小电流接地系统,设计了一套单相接地补偿及选线的微机保护装置。
Aim at an-arc suppression reactor earthing power system, a suit of microcomputer system for compensating single-phase earthing current and selecting line was designed.
针对中性点经消弧线圈接地的小电流接地系统,设计了一套单相接地补偿及选线的微机保护装置。
If such systems are to be operated with isolated neutrals, ARC suppression coils should be used.
若这样的系统以中性点绝缘运行的话,应采用消弧线圈。
The dynamic arc suppression coil compensation system is agile and effective.
动态消弧线圈补偿系统灵活高效。
In coordination with the application of post-set arc suppression coil, a frequency scanning based modified method for detecting system capacitance to earth is proposed.
为配合随调式消弧线圈的使用,提出了一种扫频检测系统对地电容的改进型方法。
Based on arc suppression coil self-loss conductance and line-to-ground conductance, the power grid-to-ground capacitive current and arc suppression coil tuning parameters is calculated.
同时在考虑消弧线圈自身损耗电导和线路对地电导的基础上,推导了电网对地电容电流和消弧线圈调谐参数的实时计算方法。
Based on arc suppression coil self-loss conductance and line-to-ground conductance, the power grid-to-ground capacitive current and arc suppression coil tuning parameters is calculated.
同时在考虑消弧线圈自身损耗电导和线路对地电导的基础上,推导了电网对地电容电流和消弧线圈调谐参数的实时计算方法。
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