This paper analyzed how to solve the harmonic problem produced by frequency converter using active filter on amine production tine in Anhui Huaihua Group.
并分析了淮化集团甲胺生产线如何采用并联有源滤波器，解决因变频器所导致的谐波问题。
Some practical results of this model for the dynamic and harmonic analysis of converter system are presented.
本文列举了此模型在变流器系统动态和谐波分析方面的应用结果。
Phaseshifting reactor is a new method for converter power supply systems harmonic suppression.
移相电抗器是变流器供电系统谐波抑制的一种新方法。
The harmonic endanger was serious, which was engendered by double bridge cascade connection sequential control SCR converter.
双桥串联顺序控制的晶闸管变流器给电网带来不容忽视的谐波危害。
At last, harmonic suppression methods of converter power supply systems are discussed.
最后，论述了变流器供电系统的谐波抑制方法。
In view of harmonic which generated from the new-type HVDC analog system 12-pulse wave rectifiers and the inverter, designed passive filters system based on the new-type converter transformer.
针对新型高压直流输电模拟系统12脉波整流器与逆变器产生的谐波，设计了基于新型换流变压器的无源滤波器系统。
The basic operation principle of the series active power filter for harmonic suppression of frequency converter is analyzed in this paper, and its control method and control circuit are studied.
文章分析了适用于变频器谐波抑制的串联型有源电力滤波器的基本工作原理，并对其控制方法和控制电路进行了研究。
Simulation and experimental results show that the proposed converter has sine wave input current and output voltage, low harmonic content, adjustable power factor, and zero voltage commutation.
仿真和实验结果表明：所提出的变换器输入电流和输出电压为正弦，谐波小且输入功率因数可控，并可实现零电压换流。
Though PWM modulation technology has already been used in power converter abroad, it becomes a main reason which can produces EMI because PWM modulation signal contains abundant high harmonic.
PWM调制技术已广泛应用于电力电子技术中，但PWM调制信号含有大量的高次谐波，成为产生emi的主要原因之一。
The dead time control in SPWM converter increases the harmonic component in voltage output and decreases the voltage utilization and reliability of converters.
SPWM变换器中的死区设置使变换器输出电压谐波含量增加、电压利用率和可靠性降低。
Therefore, the secondary winding of transformer extracts harmonic energy without fundamental reactive power, which becomes applicable fundamental frequency power via frequency converter.
使二次侧绕组提取到不含基波无功的谐波电能，并经过变频装置变为可直接利用基频电能。
The harmonic characteristic of input current in single-phase voltage source PWM converter is analyzed theoretically.
从理论上分析了单相电压源pwm变流器输入电流的谐波特性。
This paper introduces the method of unified modeling for PWM switched converter, and draws the analytic method of harmonic balance into the analysis of the circuit.
介绍了PWM开关功率变换器电路的统一建模方法，并将谐波分析方法应用于电路分析中。
The harmonic model of HVDC converter suitable for the computation of harmonic power flow with multi-harmonic sources is worked out.
本文推导了适合于多谐波源谐波潮流计算的HVDC换流器谐波模型。
The multi-level voltage reinjection concept makes it possible for a converter to provide acceptable harmonic reduction with fewer switching components than the conventional multi-level schemes.
与传统的多级方案相比多级电压注入的优点在于它使用相对较少的开关元件达到消除谐波的目的。
This paper presents the design and implementation of a zero-voltage-transition power factor correction (PFC) converter having high power factor, high efficiency, and low harmonic line current.
本文研制一个具有高功率因数、高效率、低谐波且可操作于高频之零电压切换升压型功因修正器。
For multiple back-to-back four-quadrant converter, a modified SPWM technique is combined with carrier phase-shifting control, which reduces current harmonic and enhances power exchange ability.
针对多重化的背靠背四象限变流器，采用了载波移相控制与改进的SPWM调制相结合的方法，减小了电流谐波，提高了功率交换能力。
Currcnt-type four quadrant converter is an AC-DC converting device with pulse width modulation, whose advantages are high power factor, low harmonic current and convenient regeneration etc.
电流型四象限变流器是一种脉冲宽度调制的交直流变换装置，具有功率因数高、谐波电流小、再生方便等优点。
Currcnt-type four quadrant converter is an AC-DC converting device with pulse width modulation, whose advantages are high power factor, low harmonic current and convenient regeneration etc.
电流型四象限变流器是一种脉冲宽度调制的交直流变换装置，具有功率因数高、谐波电流小、再生方便等优点。
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