DC voltage balance is the key issues of cascaded dynamic voltage restorer.
直流侧电压平衡是级联型动态电压恢复器的关键问题。
The relationship between the unity power factor and the voltage balance of the capacitor was discussed.
主要讨论了单位功率因数实现和电容电压平衡问题及其关系。
The problem of voltage balance was solved by a compensation for the difference of the output voltage of capacitor.
通过针对输出电容的电压差值的直流分量进行补偿，解决了电压平衡问题。
A mathematical model of secondary current distribution for the gas-evolving electrode is presented on the basis of mass balance and voltage balance.
根据质量平衡和槽电压平衡原理，提出了析气电极电流分布的数学模型。
By getting the direction function from the output AC current, the applied time of voltage vectors in one PWM period was chosen, the direction of central current was controlled for DC voltage balance.
该方法通过实时检测三相交流输出电流方向得到方向函数，利用该函数选择一个PWM周期内不同电压矢量作用时间来控制中点电流的方向，实现电压平衡。
The new structure features high breakdown voltage, low on-resistance , and charge balance in the drift region.
结果表明这种结构具有高的击穿电压、低的导通电阻和漂移区中电荷平衡的特点。
The voltage and inactive power control of substations have become necessary measures to ensure the voltage quality and inactive power balance and improve the reliability and economy of power system.
变电站电压、无功控制已成为保证电压质量和无功平衡，提高电力系统可靠性和经济性必不可少的措施。
Furthermore, DC voltage control is achieved adopting power balance theory.
采用能量平衡原理实现了逆变器直流侧电压的控制。
KIWA synthetic power saver with his unique structure form eliminates higher harmonic of the electrical network by way of the balance in adjusting three-phase current and voltage.
KIWA综合节电装置以其独特结构形式，通过调整三相电流和电压的平衡，消除电网高次谐波。
The problem of neutral-point balance is resolved by changing the amplitude of current reference according to the voltage error of two capacitors.
通过两输出电容电压的偏差改变电流参考给定来实现整流器输出中点平衡。
In the normal fluctuation range of voltage it could realize reactive power balance basically.
在电压正常波动范围内实现无功基本平衡。
The method to adjust the reactive power to balance judging by the voltage level has been proposed and obtaining a well effect when used it in the actual project.
提出了按照电压等级进行分层平衡的原则，对系统的无功功率进行调整，取得了较好得调整效果。
Based on the balance of the instantaneous power of the distribution static synchronous compensator (DSTATCOM) system the direct output voltage control strategy for voltage control is proposed.
为寻求性能优良、容易实现的配电静止同步补偿器(DSTATCOM)的电压控制策略，根据DSTATCOM系统中的瞬时功率平衡理论，推导出了DSTATCOM用于控制电压时的直接电压控制策略。
Subsequently, a novel controller for DC bus voltage regulation is put forward according to the small signal model based on the instantaneous power balance in AC and DC sides of three-phase SAPF.
然后根据交流侧和直流侧的功率平衡方程，推导了电压环的小信号模型。最后基于该模型设计了一种高动态性能的直流电压调节器。
A DC voltage outer loop control for power balance and PI correction and an ac current inner loop control for feedback are designed to ensure the current quality and stabilize the DC voltage.
通过直流电压外环的功率平衡控制及比例积分校正，配合内环并网电流反馈控制，使并网逆变器在保持并网电流质量的同时更好地控制直流电压。
The scale of modern power system becomes larger and larger, the balance of reactive power and voltage stabilize is very important.
现代电力系统的规模越来越大，无功的平衡和电压的稳定非常重要。
Feedforward signal includes the information of both grid voltage and DC side load. Power balance between the input and output can be maintained by adjusting AC side currents.
前馈信号同时包含了电网电压和负载的信息，通过快速调节交流侧进线电流，使得系统功率平衡得以维持。
The zero-sequence voltage was related to the reference voltage to balance the capacitor voltage in the H-bridge assistant inverter to ensure hybrid 9-level operational security.
的零序电压与参考电压以平衡的H-桥助理逆变器中的电容器电压，以确保混合9级别的操作安全性。
The function of voltage and current balance must be put in at rectifier side after releasing fire angle limited;
整流侧解除触发角限制后立即投入电压电流平衡功能；
The pole of the output voltage is connected to the balance housing, which can be grounded for operation.
输出电压的负极与电子天平壳体连接。在进行操作时，电子天平壳体允许接地。
The harmonic balance analysis is applied to calculate the frequency spectrum of the AIA and the voltage across the impedance model.
谐波平衡法被用于得到AIA的谐波特性和阻抗模型的端口电压。
The results show that the forward conduction voltage drop reduces while the temperature increases and the current balance coefficients of converter in creases with temperature rising.
结果表明，晶闸管正向压降随温度升高而降低，从而引起变流装置的均流系数随温度升高而升高。
The MS channels exhibited a nearly linear current voltage relationship in the balance solution.
在平衡溶液中，通道的电位-电流关系近似为直线。
Meanwhile, the topology has voltage-self-balance ability, and therefore, no additional neutral-point-potential balancing circuit is needed.
同时，该拓扑具有电压自平衡能力，无需额外的中点电位平衡电路。
Meanwhile, the topology has voltage-self-balance ability, and therefore, no additional neutral-point-potential balancing circuit is needed.
同时，该拓扑具有电压自平衡能力，无需额外的中点电位平衡电路。
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