CAJ | 학술논문

介绍了新型电压源型双向连续可调静止无功补偿器,该补偿器相对于传统的静止无功补偿器具有显著的优越性.详细阐述了电压空间矢量脉宽调制(SVPWM)的基本原理,与传统的PWM技术相比,SVPWM具有直流利用率高、谐波小、控制简单、易丁数字化实现等优点.将SVPWM技术应用于该新型补偿器.通过Simulink对其电路拓扑进行了仿真分析和实验,实验结果显示基于SVPWM的静止无功补偿器具有良好的双向调节能力,可以连续平滑地调节无功.
개소료신형전압원형쌍향련속가조정지무공보상기,해보상기상대우전통적정지무공보상기구유현저적우월성.상세천술료전압공간시량맥관조제(SVPWM)적기본원리,여전통적PWM기술상비,SVPWM구유직류이용솔고、해파소、공제간단、역정수자화실현등우점.장SVPWM기술응용우해신형보상기.통과Simulink대기전로탁복진행료방진분석화실험,실험결과현시기우SVPWM적정지무공보상기구유량호적쌍향조절능력,가이련속평활지조절무공.
The new voltage source of continuous bi-directional adjustable static var compensator(SVC) is introduced.Com-pared to the traditional SVC,the new voltage source of continuous two-way adjustable SVC has significant advantages.This paper elaborates the basic principle of the space vector pulse width modulation (SVPWM).Compared to the traditional PWM technology,SVPWM is an optimized PWM control technology and has the advantages of high utilization rate,less harmonic,simple control,and easy to realize the digitalization.The Simulink is used to simulation analysis.The experimental results show this SVC has its own advantages,and it can regulate the voltage smoothly and continually.