提出了并联电容器组的安装容量和分组容量的计算方法。
Calculation methods of installation capacitance and group capacitance for shunt capacitor bank are proposed.
高压并联电容器极对壳绝缘水平是保证其在电网安全运行的重要参数。
The Insulation level between poles and enclosure is important for high voltage shunt capacitors to increase the operation reliability.
当2个以上电容器并联时,应考虑到通过这些电容器的电流平衡。
When you install more than 2 capacitors in parallel, please consider the balance of current flowing into the capacitors.
并联电容器组的基本目的是要提高当地线路的电压,或提高引线路所带负荷的功率因数。
The basic purpose of a shunt capacitor bank is to increase the local circuit voltage and or reprove the load power factor carried by the circuit.
提出一种采用逆变器并联电容器的新方法,该方法通过PWM逆变器控制悬浮力绕组中励磁电流。
A novel method of a capacitor in parallel with inverter is presented, in which current in levitation force winding can be controlled by PWM technique.
为降低感应电压,提出了铺设屏蔽电缆或暂时在电源母线上并联电容器的解决方案。
To reduce the inductive voltage, shield cable is proposed, or connecting parallel capacitor to power-supply line temporarily.
并联电容器组作为一种无功电源被广泛应用于电网的无功补偿。
Shunt capacitor banks are now widely applied for reactive compensation in power system as a reactive source.
分析了断路器绝缘特性和合闸时间分散性对并联电容器组同步关合的影响;
This paper analyses the influences of the closing time scatter and dielectric characteristic of circuit breaker on synchronous energizing shunt capacitor banks.
自愈式低电压并联电容器在电网中被广泛使用,为了考核其在电网中运行的可靠性,对其进行破坏试验是十分必要的。
Self-healing low-voltage shunt capacitor is widely used in network, to check its reliability in network operation, it is very necessary for destruction test.
并指出正确选择额定电压和绝缘水平对高压并联电容器在电网中安全、无故障运行的重要性。
It is indicated that correct selection of the rated voltage and insulation level is of great importance to safe, fault-free operation of the high-voltage shunt capacitor in the power network.
供配电系统通常接有并联补偿电容器,配电网中的高次谐波对电容的影响很大。
Power Supply System is often placed with shunt compensation capacitors and the upper harmonic waves in the distribution network have much influence on the capacity.
其次,在实际电网中,并联电容器组的配置包括确定并联电容器组的组数、各组电容器的容量、安装位置及其投切时刻。
Secondly, in the actual electric network, configuration of shunt capacitors includes how to confirm their group number, capacitors, installation position and switched time of each group.
随后,提出了采用并联电容器组就地补偿方法和采用自耦减压启动器降压启动的解决方法,并分别进行了算例仿真研究。
Subsequently, shunt capacitor banks and autotransformer starters are suggested to mitigate the impact, and simulation results prove that these measures are reasonable and effective.
本文从电压无功综合控制的基本原理出发,说明了变压器分接头的调节与并联电容器投入容量的大小对电网电压的影响。
The basic theory for voltage and reactive control and the taps changed in transformer and shunt capacitor switched affect the voltage value are discussed in the paper.
每一滤波级可包括并联耦合并形成谐振器槽以使干扰信号衰减的电感器及电容器。
Each filter stage may include an inductor and a capacitor coupled in parallel and forming a resonator tank to attenuate interfering signals.
并联电容器和高压电容型设备是电力系统中应用普遍的电气设备,这里统称为电力电容器。
Parallel capacitor and HV capacitive type equipments are widely used in power system, here we call them power capacitor in all.
一些单位为了提高并联电容器装置的运行安全可靠性,选择设备时预留一定的裕度,如提高所选择电容器的额定电压。
In order to improve the safe reliability of shunt capacitor devices, some units like to enlarge the reserved capacity, such as increasing the rated voltage of capacitor, when they choose equipment.
为此,提出了在继电器两端并联一个电阻器或者电容器的改进方案,使其起到降低输出继电器两端激励电压的作用。
Therefor, it is suggested that a resistor or a capacitor be connected with the relay in parallel to lower the exciting voltage at both ends of the output relay.
介绍采用同步电动机和并联电容器进行无功补偿等常用的无功功率补偿方法,以提高用电设备的功率因数。
The common methods of compensating reactive power are introduced to raise the power factor of electric equipment, such as those of using synchronous motors and parallel capacitors.
最终的目标是从真空断路器机械特性方面入手,降低操作并联电容器组时的重燃率、并减小操作过电压危害。
The aim is to reduce the reignition rate and over-voltage damage from the perspective of the mechanical characteristics of the vacuum breaker switching shunt capacitor Banks.
将模糊控制技术应用于配电网并联补偿电容器组的自动投切控制。
The technology of fuzzy control is applied to automation switching control of compensation capacitors in distribution networks.
根据耐久性试验中老化试验的条件,估算了一台合格的高压并联电容器在标准和技术条件规定的条件下运行时,其预期的使用寿命。
According to the conditions of ageing test within endurance test, the expected operation life of a high-voltage shunt capacitor which operates under the standard condition is estimated.
在正常响应阶段协调控制并联电容器和快速无功源,以保证系统的快速无功备用容量。
In normal control stage, the coupled electric capacitors and fast reactive resources are controlled to guarantee the reserved fast reactive capacity.
断路器电容器可并联于工频交流断路器的断口上,使各断口间的电压在开断时达到均匀。
The circuit-breaker capacitors are shunted to the break of AC breaker to equalize while closing(or breaking) a circuit.
带阻滤波器包括与电感 器并联的电容器。
The band-reject filter comprises a capacitor connected in shunt with an inductor.
本文用功能关系和坡印亭矢量分析和讨论了电容器并联过程中能量的变化原因。
With the principle of work and power, as well as Poynting vector, the reasons for the energy variation in the process of connecting capacitances in parallel are analyzed and discussed.
第二章分析了无功补偿的原理及优势,并建立了较符合实际的配电网并联电容器优化配置模型。
In chapter two, the theory and superiority of reactive power compensation is analyzed and a practical mathematic model of optimal capacitor placement is set up.
为此,提出了在继电器两端并联一个电阻器或者电容器的改进方案,使其起到降低输出继电器两端激励电压的作用。
The RC loop parallel with the card formed an electric circuit on the series relay coil to excite the coil and make the contact maloperate.
介绍了用经验公式估算无功并联电容器的放电能量和放电电阻的口诀。
This thesis gives a detailed introduction of a pithy formula, which applied to estimate discharge energy and discharge resistance of shunt capacitor, with the help of experience coefficient.
介绍了用经验公式估算无功并联电容器的放电能量和放电电阻的口诀。
This thesis gives a detailed introduction of a pithy formula, which applied to estimate discharge energy and discharge resistance of shunt capacitor, with the help of experience coefficient.
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